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Derived from carboxylic acid or derivative

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524 - Synthetic resins or natural rubbers -- part of the class 520 series

524000000 - SYNTHETIC RESINS (CLASS 520, SUBCLASS 1)

524000000 - PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1)

524001000 - Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof

524002000 - Water settable inorganic compound as nonreactive material

524004000 - Solid polymer or specified intermediate condensation product derived from at least one oxygen-containing reactant and which is devoid of a fused ring or bridged ring system

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DocumentTitleDate
20130030086REDISPERSIBLE POLYMER POWDER FROM POLYOLEFIN DISPERSIONS AND THE USE THEREOF IN CONSTRUCTION APPLICATIONS - The present invention provides compositions comprising redispersible polymer powders of polyolefins with carboxyl group containing dispersant polymers and vinyl ester copolymers which may further comprise hydraulic or water curable inorganic cements for various construction applications, such as cement tile adhesives. Methods of making redispersible polymer powders of polyolefins are also provided, including forming an aqueous polyolefin dispersion, such as, for example, by mechanical dispersion, followed by drying to form the redispersible polymer powders.01-31-2013
20130030087ADDITIVE FOR HYDRAULICALLY SETTING SYSTEMS WITH IMPROVED PROCESSING - A comb polymer and use thereof for improving the processing of hydraulically setting compositions. The comb polymer has ester, amide and/or ether groups on side chains bound to a main chain and the main chain has at least one acrylic acid unit A or a salt thereof and at least one methacrylic acid unit M or a salt thereof. Processes for producing a hydraulically setting composition with longer processing time.01-31-2013
20110207856USE AS AN AGENT IMPROVING THE WORKABILITY OF AN AQUEOUS FORMULATION WITH A HYDRAULIC BINDER BASE, OF A (METH)ACRYLIC COMB-BRANCHED COPOLYMER AND AN ASSOCIATIVE ACRYLIC THICKENER - The present invention pertains to the use, in the manufacture of an aqueous formulation with a hydraulic binder base, of a combination of at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophilic group, and at least one ASE acrylic polymer. This results in improving the workability of said formulation, without causing a segregation phenomenon.08-25-2011
20090005470COMPOSITIONS OF CONTROLLED-BREAKAGE CATIONIC ASPHALT MICROSURFACING EMULSIONS - Compositions of controlled-breakage cationic asphalt microsurfacing emulsions especially formulated to provide extra-rapid setting on being deposited on paving in coating operations which may be realised during the day, or during the night, under particularly severe ambient conditions for this type of operation, that is to say at temperatures below 15° C. with relative air humidity exceeding 50%, but limited to 65%. Said compositions provide extra-rapid setting because they yield wet cohesion results exceeding 25 kgf-cm in one hour when tested by method ISSA TB-139 under the said ambient conditions of temperature and humidity.01-01-2009
20100087570ADDITIVE FOR HYDRAULICALLY SETTING SYSTEMS, THE HYDRAULICALLY SETTING MIXTURES AND THE USE THERE OF - The invention relates to an additive for hydraulically setting systems based on modified polycarboxylates and water-soluble ethers of high polymeric polysaccharides, optionally containing further standard additives, characterized by a content of a) a water-soluble ether of cellulose or a cellulose-like compound with a viscosity of at least approximately 1,000 mPas, particularly at least approximately 2,000 mPas, measured as a 2% aqueous solution with a Brookfield viscosimeter at 20° C. and 20 rpm and b) a polycarboxylate, whose main chain is linked by means of ester, ether, imide and/or amide groups with polyethylene oxide-containing side chains. The invention also relates to hydraulic mixtures having a content of the above additive and the use thereof. Using the additive according to the invention in hydraulically setting systems comparable and in part much better characteristics are obtained compared with casein-containing formulations, such as a rheological flow behaviour comparable to casein, but with improved water retention.04-08-2010
20130085210CURABLE MIXTURE - The present invention relates to a curable mixture suitable for obtaining “easy-to-clean” properties in the cured mixture, comprising at least one mineral binder, a powder comprising at least one fluoroorganyl-substituted silicon compound encapsulated in a water-soluble polymer, the amount of the silicon compound being 0.001% to 8% by weight, based on the present mixture, and optionally further adjuvants, and also to a process for preparing the mixture and to the use thereof. The invention further relates to a water-redispersible powder and also to a corresponding intermediate for use in the curable mixture in order to obtain “easy-to-clean” properties in the cured mixture. Also claimed, furthermore, is a process for preparing the powder, and the use thereof.04-04-2013
20130035423RAPID HYDRAULIC BINDER FOR CONCRETE PARTS AND STRUCTURES - A rapid hydraulic binder includes cement; a setting and hardening accelerator including hydrated calcium silicate seeds, a first superplasticizer and a second superplasticizer different from the first superplasticizer and having a maximum fluidizing action at 20° C. after the maximum fluidizing action at 20° C. of the first superplasticizer.02-07-2013
20130041073PLASTICIZING MIXTURE FOR A HYDRAULIC COMPOSITION - A mixture for a hydraulic composition, including an inerting agent for at least partially neutralizing the harmful effects of impurities in a hydraulic composition on the workability of the hydraulic composition; a first superplasticizer different from the inerting agent; and a second superplasticizer different from the first superplasticizer and the inerting agent and having a maximum plasticizing action at 20° C. developing after the peak of the plasticizing action at 20° C. of the first superplasticizer.02-14-2013
20100069532PROCESS FOR PREPARING POLYMERIZABLE CARBOXYLIC ESTERS WITH ALKOXY GROUPS - A process for preparing free-radically polymerizable carboxylic esters by reacting ethyllenically unsaturated carboxylic acids, carboxylic anhydrides or carbonyl halides (referred to collectively as carboxylic acid component) with a hydroxyl compound composed of at least 60% by weight of C03-18-2010
20120264851ARGILLACEOUS GYPSUM - Additives selected from primary, secondary, and tertiary alkyl amines and quaternary alkyl ammonium compounds are added to argillaceous gypsum compositions comprising comb polymers to improve the workability thereof. Argillaceous gypsum compositions, dispersing agents, a method for producing argillaceous gypsum compositions, and molded parts that can be produced from the gypsum compositions are also described.10-18-2012
20100105811SEMI-MINERAL PAINT COMPOSED OF THREE AGGLUTINANTS OR FILM-FORMING AGENTS - A semi-mineral water-based paint that is virtually inorganic, includes a water-dispersible acrylic copolymer that is elastic and has a low absorption capacity and that is adapted to be mixed with a cement, an emulsion selected from the group consisting of an acrylic, urethane, vinyl and epoxy alkyd modified emulsion, additives, an inert reinforcement filler, colouring pigments, and a cement base if it is in a liquid state, and water if it is in a solid state, such that a manageable paste formed of a putty is obtained that can regulate, paint and decorate at the same time.04-29-2010
20090124728Providing Freezing and Thawing Resistance to Cementitious Compositions - An improved freeze-thaw durability cementitious composition is provided that uses at least partially degradable polymeric particles that are blended directly into the cementitious composition mixture. The degradable polymeric particles provide void spaces in the cementitious material matrix, and such void spaces act to increase freeze-thaw durability of the cementitious material.05-14-2009
20130046045SIZING COMPOSITION FOR FIBERS, SIZED FIBERS AND METHOD OF SIZING FIBERS - Disclosed are aqueous size compositions for inorganic fibers which is based on a specific polymeric film former composition comprising 02-21-2013
20090306251FLY ASH-BASED FLOOR PATCHING COMPOSITION - A floor patching composition for mixing with water to produce a self-leveling slurry that quickly hydrates to form an acceptable patch comprising a dry mixture of (1) Class C fly ash, (2) a calcium aluminate cement, (3) an organic binder along with (4) a cellulose ether, in part to facilitate mixing of the dry ingredients and preferably (5) an antimicrobial preservative and (6) metakaolin clay.12-10-2009
20130165553COMPACTED BODY FOR USE AS MINERAL CHARGE IN THE PRODUCTION OF MINERAL WOOL - A compacted body, in particular a briquette, suitable for use as mineral charge in the production of man-made vitreous fibres (MMVF), comprising: (i) recycled waste mineral wool which comprises MMV fibres in contact with a non-cured MMVF binder comprising: (a) a sugar component and (b) a reaction product of a polycarboxylic acid component and an amine component; and (ii) a cement binder.06-27-2013
20090093571Synthetic graft having a glass network - A synthetic graft has a glass composition comprises silicon as a network former and Sr as a stable isotope acting as a network modifier. The composition contains calcium as a network modifier and Zn acting as a as either a network modifier or as a network former. The glass composition may be mixed with a solution of polyalkenoic acid to provide advantageous glass polyalkenoate cements (GPCs). These cements are particularly effective for use as bone cements and fillers in the human skeleton as they set at room temperature, have similar strengths to bone, chemically bond to both bone and surgical metal, and release therapeutic ions, which can assist in wound healing and bone re-growth.04-09-2009
20080319106Novel Hydrodispersible Waterproofing Agent, the Preparation Thereof, and the Use of the Same in the Field of Construction Especially in Mineral Binding Agent Compositions - The invention relates to a novel hydrodispersible waterproofing agent based on at least one water-insoluble and water-immiscible waterproofing agent which has previously been emulsified in a hydrosoluble amphiphilic copolymer composition. The invention also relates to the solid forms of said composition obtained by drying, and to the use thereof in a water-insoluble film-forming polymer composition or in a mineral binding agent composition for applications in the field of construction.12-25-2008
20130059948MOISTURE-CURABLE SEALING COMPOSITION AND SEALING COMPOSITION SHEET - A moisture-curable sealing composition contains a carboxyl group-containing polymer having a carboxyl group, a plasticizer, and a metal oxide-containing component containing a metal oxide and/or a metal carbonate.03-07-2013
20110015306CEMENTITIOUS COMPOSITIONS FOR DECREASING THE RATE OF WATER VAPOR EMISSIONS FROM CONCRETE AND METHODS FOR PREPARING AND USING THE SAME - Cementitious compositions and processes for preparing and using the cementitious compositions are provided. The cementitious compositions are characterized by the property of a reduced or an attenuated water vapor emission of a hardened concrete formed therefrom.01-20-2011
20130065988SUPERPLASTICIZERS FOR CONCRETE AND CEMENT MATERIALS AND PROCESS FOR PRODUCING THE SAME - Superplasticizer for concrete and other cement mixtures, which is intrinsically low-foaming, promotes the early mechanical strength development and retains the workability of fresh concrete for longer time, obtainable by reacting acid, not neutralized, polycarboxylic polymers with monofunctional polyethers and difunctional polyethers in the absence of strong acidic catalysts.03-14-2013
20100120948PROCESS FOR GRINDING AN AN AQUEOUS MEDIUM OF MINERAL MATTER AND BINDERS USING A REVERSE EMULSION OF A POLYMER ACRYLAMIDE WITH AN ACRYLIC MONOMER - The invention consists of a process for preparation of self-binding pigmentary particles, dry or in aqueous suspension or dispersion, using in a particular stage of the process a reverse emulsion formed from a dispersion in an oily phase of water particles and of at least one polymer of acrylamide with an acrylic monomer.05-13-2010
20090234046Concrete and mortar admixture - The invention relates to a copolymer, said copolymer consisting of, as structural units, (i) 0.1 to 50 mole % of units derived from an ethylenically unsaturated monomer (a) having per one mole thereof 25 to 300 moles of C09-17-2009
20090018240Use of Water-Soluble or Water-Dispersible Polymers as Additives in Mineral Building Materials - The present invention relates to the use of water-soluble or water-dispersible polymers as additives in mineral building materials. The novel polymers are obtainable by polymerizing alkoxylated derivatives of 3-allyloxy-1,2-propanediol with ethylenically unsaturated mono- or dicarboxylic acids or the anhydrides, esters or mixtures thereof and, if appropriate, with one or more further ethylenically unsaturated monomers C.01-15-2009
20120232191METHOD FOR PRODUCING SHRINK FILMS - The present invention relates to a process for producing shrink films comprising: 09-13-2012
20120238672COMPOSITIONS AND METHODS FOR PROVIDING COATINGS; MATERIALS; APPLICATION TECHNIQUES; AND, RESULTING COATED SUBSTRATES - Techniques and compositions for applying films to a variety of substrates, from water-borne coating compositions, are provided. The techniques involve providing desiccant and applying the desiccant with water-borne film-forming composition, in application to a substrate. The desiccant composition provides for take up of free water in of the film-forming composition, without total reliance on ambient conditions, to advantage. Compositions, methods, techniques and resulting constructions are described. The techniques can be applied in wet thick film applications, but are not limited to such applications.09-20-2012
20100234491METHOD AND MATERIAL FOR MANUFACTURING FIBER CEMENT BOARD - The various embodiments herein provide a method and materials to produce non-asbestos Fiber Cement Board (FCB). According to one embodiment herein, a new material including Cement (60%-75% by weight), Acrylic fiber (1%-4% by weight), Nano silicate (1%-4% by weight), slake lime stone powder (5%-20% by weight), waste cardboard pulp paper (3%-12% by weight) and some polymeric additives are used to make FCB in the Hatcheck process. In another embodiment, a method to make FCB using this method in the Hatcheck process, only some small changes are needed. According to another embodiment, the FCB produced in this method can be used for cladding, internal wall and external walls.09-16-2010
20110034592Aqueous Solution Containing Copolymers with Polyether Side Chains - The invention relates to a process for the preparation of an aqueous solution comprising 30 to 95% by weight of water and 5 to 70% by weight of a copolymer dissolved in the water by free radical solution polymerizations of an isoprenol polyether derivative with an acrylic acid derivative, so that the copolymer has 20 to 45 mol % of an isoprenol polyether derivative structural unit and 55 to 80 mol % of an acrylic acid derivative structural unit. The aqueous solution is suitable as a superplasticizer for hydraulic binders.02-10-2011
20090069461Additive for Cement Composition Containing Fly Ash and Cement Composition - An object is, in a fly ash-containing cement composition, to disperse fly ash well with addition of a small amount of additive to prevent the deviation of flowability of the cement composition due to the change of unburned carbon content. An additive for a fly ash-containing cement composition includes (A) a nitrogenous polyoxyalkylene derivative represented by formula (1) and (B) a polycarboxylic acid series copolymer having a polyoxyalkylene chain as essential components. R03-12-2009
20110281976REDISPERSIBLE POWDER COMPOSITION FOR DRY MORTAR FORMULATIONS - The present invention relates to a redispersible powder composition for use in the preparation of dry mortar formulations, especially of cementitious bound tile adhesives (CBTA). The invention further relates to a dry mortar formulation comprising said redispersible powder composition. Furthermore, the invention is directed to a method of increasing the open time of a dry mortar formulation without deteriorating the mechanical strength of the cured dry mortar formulation.11-17-2011
20110136945INCORPORATION OF A RESIN DISPERSION TO IMPROVE THE MOISTURE RESISTANCE OF GYPSUM PRODUCTS - This invention relates to a composition suitable for use in making moisture resistant gypsum products. In particular, this invention relates to resin dispersions and their use in combination with gypsum to form moisture resistant gypsum compositions which are settable by hydration. Further, the invention relates to moisture resistant products formed from such settable gypsum compositions, e.g. panels and boards, and a method for the manufacture of such moisture resistant gypsum products.06-09-2011
20110136944COPOLYMERS BASED ON UNSATURATED MONO- OR DICARBOXYLIC ACID DERIVATIVES AND OXYALKYLENEGLYCOL-ALKENYL ETHERS, PROCESSES FOR THE PRODUCTION AND USE THEREOF - The invention relates to copolymers based on unsaturated mono or dicarboxylic acid derivatives, oxyalkyleneglycol-alkenyl ethers, vinyl polyalkyleneglycol or ester compounds, in addition to the use thereof as additives for aqueous suspensions based on mineral or bituminous binding agents. Said invention is characterized in that the inventive copolymers, having a long lateral chain, impart small amounts of excellent processing properties to aqueous binding suspension, and simultaneously cause the water content in the concrete to be greatly reduced.06-09-2011
20130023607POLYMER ADDITIVE TO STRENGTHEN GUNNING COATINGS CONCRETE - This invention provides an additive for Portland Cement comprising a mixture of polyols, acrylic monomers and copolymers, wetting agent, polypropylene glycol and silicone.01-24-2013
20100267864MAN-MADE MINERAL FIBRE FOR THREE-DIMENSIONAL REINFORCEMENT OF A CEMENT PRODUCT - The present invention provides a bicomponent fiber for three-dimensional reinforcement of a cement product characterized in that it represents a coaxial core-coat fiber wherein the core comprises a thermoplastic polymer and the coat either comprises thermoplastic polymer resistant to environment having pH>11 and one or more hydrophilic and/or surface active substance(s) in an amount of 3 to 30%% of the total weight of the coat, or the coat comprises thermoplastic polymer resistant to environment having pH>11 grafted with active or unsaturated monomers of one or different kinds constituting 3 to 25% of total weight of the coat, wherein the surface tension of the coat is at least 45 mN/m. The invention also provides a method for production of said fiber, a cement product comprising such fiber and a method of production of said cement product.10-21-2010
20100249281USE OF GRAFTED SMA COPOLYMERS IN LIQUID COMPOSITIONS - The subject of the invention is the use of a grafted copolymer derived from the grafting: —of an SMA copolymer (II) derived from the copolymerization of at least two monomers, (i) the first monomer being chosen from styrene and its derivatives and (ii) the second monomer including at least one anhydride function, —with either (iii) M-R—X molecules (I) including at least one pattern (M) chosen from patterns (1) to (4): formula (I), with A=oxygen, sulfur or NH; and including at least one chemical function (X) chosen from among halogen, a primary or secondary amine function, an alcohol function, a thiol function, a carboxylic acid function or a derivative of said function and an epoxy function, the pattern (M) and said function (X) being connected by a rigid or flexible chain (R); namely (iv) molecules belonging to the family of triazoles; used as the majority composition or additive of liquid compositions intended to be applied in or on sheets of paper or cardboard, onto hard surfaces, on leather or on textiles.09-30-2010
20120035301Method For The Production Of Copolymers - The invention relates to a process for the preparation of a copolymer in semicontinuous operation in a polymerization apparatus, comprising a polymerization reactor connected to a metering device, in each case acid monomer being initially taken in the metering device and polyether macromonomer and water in the polymerization reactor, acid monomer being metered from the metering device into the polymerization reactor, free radical polymerization initiator being passed into the polymerization reactor before and/or during the metering of the acid monomer into the polymerization reactor so that an aqueous medium in which acid monomer and polyether macromonomer are reacted with formation of the copolymer by free radical polymerization forms in the polymerization reactor, the free radical polymerization initiator used being an H02-09-2012
20100087569Hydrophobically Modified Cationic Copolymers - The invention relates to a hydrophobically modified cationic copolymer which has at least three different structural units. Particularly in combination with anionic surfactants, a considerable improvement in the water retention in aqueous building material systems based on hydraulic binders, such as cement, can be achieved even in the case of high salt loads.04-08-2010
20090306250CONSTRUCTION MATERIAL AND METHOD OF PREPARATION - A construction material that includes gypsum and a heat fusion catalyst which includes polyvinyl acetate and a polymer, plus a chemical agent for maintaining a stable emulsion of the polyvinyl acetate and polymer. Cement and/or aggregate materials may be added to the gypsum. The material may be prepared by mixing the catalyst with the powder portion, and then either molding it into a building panel or applying it as a coating on a building member.12-10-2009
20090111913Use of Polycarboxylate-Based Flow Agents for Anhydrite-Based Flow Screeds - A plasticizer based on polycarboxylates is proposed, where the polycarboxylate component is a water-soluble, branched-chain and carboxyl-group-carrying copolymer which has at least one of the structural features selected from nitrogen-functionalized side chain and also, as linkage unit between main chain and side chain, an ester linkage, ether linkage and amide and/or imide linkage. The polycarboxylate component the molar ratio of acid groups to the side-group-carrying monomer is ≧2:1 and/or the side chain length n is <25, and the self-levelling screed has a sulphate content of ≧0.5% by weight, based on the total weight of the anhydrite fraction. The polycarboxylate component has a backbone provided with anionic functional groups and at least one non-ionic side chain has, preferably, an average molecular weight M04-30-2009
20090286903ANTI-EFFLORESCENCE AGENT, USE IN A CEMENT MATRIX, MATRIX OBTAINED - An anti-efflorescence agent, its use in a cement matrix, and the matrix obtained.11-19-2009
20090292045MODIFIERS FOR GYPSUM SLURRIES AND METHOD OF USING THEM - An improved gypsum slurry that includes water, calcium sulfate hemihydrate, a polycarboxylate dispersant and a modifier. The modifier is chemically configured to improve the efficacy of the polycarboxylate dispersant. Preferred modifiers include cement, lime, slaked lime, soda ash, carbonates, silicates and phosphates.11-26-2009
20110207855AQUEOUS SOLUTION OF (METH)ACRYLIC FLUID COMB-BRANCHED POLYMERS WITH A SOLID CONTENT GREATER THAN 60%, MANUFACTURING METHOD AND USE AS A PLASTICIZING AGENT - The present invention pertains to an aqueous solution of comb-branched polymers, having a (meth)acrylic skeleton functionalized by side-chains with hydrophilic alcoxy- or hydroxy-polyalkylene glycol functions, said solution remaining stable and workable at dry solids content levels greater than 60% of its weight. The invention also pertains to a method for manufacturing such solutions, as well as their use as a plasticizing agent, and hydraulic binder-based compositions containing them.08-25-2011
20080287569Cement Additive and Cement Composition Using the Same - A cement additive is provided which has a good autogenous shrinkage reducing effect and reduces the viscosity of concrete, and wherein compound A, which is a polycarboxylate copolymer, and ether compounds are indispensable components.11-20-2008
20080287570METHOD OF MAKING AND USE OF A HEAVY DUTY PAVEMENT STRUCTURE - The present invention is directed to a heavy duty pavement structure comprising an open-graded asphalt layer fortified with a non-segregating grout mixture. The heavy duty pavement structure is made through the steps including forming an open-graded asphalt layer and then fortifying the layer with a non-segregating grout mixture that includes a predetermined amount of portland cement, sand and cement binder system.11-20-2008
20100137476DISPERSANT FOR PLASTER COMPOSITIONS - The present invention relates to the use of a polymer P as a dispersant, particularly as a liquefier, for plaster compositions as well as plaster compositions comprising the polymer P. The polymer P comprises at least one acid unit, at least one ester unit, and at least one amide unit, and the ratio of the acid units to the ester and amide units is between 2 and 6.06-03-2010
20090054558Pulverulent Polycondensation Products - Pulverulent polycondensation products are described, consisting of 02-26-2009
20090163622Copolymers Based On Unsaturated Monocarboxylic or Dicarboxylic Acid Derivatives and Oxyalkylene Glycol Alkenyl Ethers, Process for Preparing Them and Their Use - Copolymers based on unsaturated mono- or dicarboxylic acid derivatives, oxyalkylene glycol alkenyl ethers and optionally vinylic polyalkylene glycol or ester compounds are described and also their use as additives for aqueous suspensions based on mineral or bituminous binders, in particular cement, gypsum, lime, anhydrite, or other calcium sulphate-based binders, and based on pulverulent dispersion binders. The copolymers according to the invention impart to the aqueous binder suspensions a very good dispersing and liquefying action with, at the same time, simultaneous excellent processing properties. Moreover, the oxyalkylene glycol alkenyl ethers according to the invention are industrially relatively simple and inexpensive to prepare and need comparatively low initiator concentrations in the copolymerization.06-25-2009
20100137477WORKABILITY OF AN AQUEOUS FORMULATION WITH A HYDRAULIC BINDER BASE USING A COMBINATION OF COMB-BRANCHED POLYMERS - The invention pertains to improving the workability of an aqueous formulation with a hydraulic binder base using a combination between at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophilic group, and at least one comb-branched copolymer having a (meth)acrylic skeleton, onto which are grafted side-chains terminated by a hydrophobic group.06-03-2010
20090192242Dispersion compositions for tile adhesives - The invention relates to an aqueous dispersion and dispersion powder composition for highly flexible, waterproof, hydraulically binding tile adhesives having an extended open time, and containing an emulsion polymer (A) having a glass transition temperature (T07-30-2009
20110230598Pervious Concrete Composition - The invention relates to pervious concrete compositions containing hydraulic binder, filler and polymer, characterized in that the polymer present is a vinyl acetate-ethylene-copolymer having a glass transition temperature Tg of ≦20° C.09-22-2011
20120035300Semi-Continuous Method For Producing Copolymers - The present invention relates to a process for the preparation of a copolymer in semicontinuous operation in a polymerization apparatus, comprising a polymerization reactor connected to a metering device, in each case acid monomer being initially taken in the metering device and polyether macromonomer and water in the polymerization reactor, acid monomer being metered from the metering device via an acid monomer metering line into the polymerization reactor, free radical polymerization initiator being passed into the polymerization reactor before and/or during the metering of the acid monomer into the polymerization reactor so that an aqueous medium in which acid monomer and polyether macromonomer are reacted with formation of the copolymer by free radical polymerization forms in the polymerization reactor, a portion of the copolymer-containing aqueous medium being passed continuously during the free radical polymerization from the polymerization reactor via a reaction mixture line which is connected via a mixing device to the acid monomer metering line, the discharged copolymer-containing aqueous medium being mixed with the acid monomer in the mixing device during the metering of the acid monomer and being recycled to the polymerization reactor after the mixing via the acid monomer metering line.02-09-2012
20100190888Polymer-Tempered Construction Material Mixtures - The invention relates to polymer-modified cement-containing building material dry mixes which contain a redispersible polymer powder, water retention agents based on polysaccharide structures, a calcium-containing setting accelerator and a superabsorbent copolymer.07-29-2010
20100152333Chemically Resistant Glass Composition For The Manufacture Of Glass Reinforcing Strands - The present invention relates to a chemically resistant glass composition for the production of reinforcing strands which comprises the following constituents within the limits defined below, expressed in mol %: SiO06-17-2010
20130123393INHIBITOR COMBINATION, RESIN MIXTURE CONTAINING SAME AND USE OF SAME - The use of a mixture of 5-pyrimidinol derivatives with sterically hindered phenol derivatives for adjusting the reactivity and the gel time of resin mixtures and reactive resin mortars based on radically polymerizable compounds is described. Furthermore, a resin mixture containing the inhibitor combination, a reactive resin mortar containing this resin mixture and two-component mortar systems with the reactive resin mortar according to the invention and a hardener with improved stability in storage and good low-temperature hardening properties are also described. The resin mixture according to the invention is suitable in particular for chemical fastening of construction elements in boreholes in various substrates.05-16-2013
20120129981FLUIDIZING MIX FOR A COMPOSITION WITH A BASE OF HYDRAULIC BINDER - A hydraulic composition includes at least one hydraulic binder; at least one first water-reducing additive including at least one phosphonic amino-alkylene group; at least one second water-reducing additive including at least one polymer with a comb structure, the concentration by weight of dry extract of the second additive being from 25% to 100% of the concentration by weight of dry extract of the first additive.05-24-2012
20100144929Liquid solventless synthetic-rubber-based composition - A synthetic-rubber-based composition that consists of a low-molecular-weight rubber selected from polybutadiene comprising about 75% to about 92% cis-1,4 units, sulfur, a vulcanization accelerator, and an active filler wherein the sulfur, accelerator, and active filler are each present in the form of powder having a particular particle-size range. Additionally, this composition may be used to form coatings and rubber concretes.06-10-2010
20130217808PRODUCTION OF COMB POLYMERS BY MEANS OF ESTERIFICATION - The invention relates to a method for producing comb polymers, wherein at least one polycarboxylic acid or a salt thereof is esterified with at least one monohydroxy polyether, comprising the following steps: (a) preparing a reaction mixture containing at least one polycarboxylic acid; (b) heating the reaction mixture to at least 80° C.; (c) adding a base; and (d) esterifying the mixture at a reaction temperature of at least 80° C. obtaining a comb polymer, wherein at least one monohydroxy polyether is added to the reaction mixture in step (a) and/or (b). The invention further relates to comb polymers, cement compositions, molded bodies, and uses of comb polymers.08-22-2013
20110028607Cement Compositions Comprising Stevia Retarders - Methods and compositions that include a method of cementing comprising providing a cement composition comprising water, a hydraulic cement, and an additive comprising at least one additive selected from the group consisting of a stevia retarder and inulin; placing the cement composition in a subterranean formation; and permitting the cement composition to set in the formation.02-03-2011
20100197833Rheology Stabilizer for Cementitious Compositions - An admixture formulation of at least one polycarboxylate dispersant and at least one naphthalene dispersant is provided. When the polycarboxylate dispersant and the naphthalene dispersant of the admixture formulation are combined at various ratios the admixture formulation reduces the tendency for bleed and segregation in cementitious mixtures without increasing water demand, retarding setting, increasing water sensitivity, promoting high viscosity, or reducing flow retention.08-05-2010
20080275166Method for Producing (Poly-C2-C4 Alkylene Glycol)-Mono(Meth)Acrylic Esters - The present invention relates to a process for the preparation of poly-C11-06-2008
20080269376Amphiphilic Polymer Compounds, Method For the Production Thereof and Their Use - The invention describes amphiphilic polymer compounds which are prepared by 10-30-2008
20100311873FIBER MODIFIED LAYER AND METHODS OF MAKING AND USING SAME - A composition for use in a fiber modified layer, comprising an aggregate material, a binder, and a plurality of fibers, wherein each fiber has a length of greater than 0.25 inches. Also provided is a method of selecting a fiber modified layer for applying on an existing surface, comprising the steps of: providing a binder mixture having an effective amount of an aggregate material, a binder, and a plurality of fibers, wherein each of the plurality of fibers has a length greater than 0.25 inches; applying the binder mixture to a selected surface to form a fiber modified proposed layer; testing the fiber modified proposed layer for fatigue or crack resistant properties; and selecting the binder mixture for application on the existing surface for performance if the fiber modified proposed layer has fatigue or crack resistant properties.12-09-2010
20110009529Copolymer Having Polyether Side Chains And Dicarboxylic Acid Derivative Components - The invention relates to a copolymer which can be used as a superplasticizer for hydraulic binders and comprises 30 to 47 mol % of a (meth)allyl alcohol polyether derivative structural unit and 53 to 70 mol % of a maleic acid derivative structural unit.01-13-2011
20090186963Additive composition for mortars, cements and joint compounds and cementitious compositions made therefrom - An additive composition for mortars, exterior insulation finish systems, self-leveling compounds and joint compounds is disclosed. The additive composition contains a nitrogen-containing polymer and a reactive agent capable of forming a crosslinking reaction with the nitrogen-containing polymer. Small amounts of the additive composition contained in a product cannot only increase one or more properties of the product but can also minimize the use of redispersible polymers in the product.07-23-2009
20110046270Concrete or Mortar Admixture Composition - A concrete admixture composition concurrently using (A) a polycarboxylic acid type water-reducing agent for concrete, (B) a hydroxycarboxylic acid type water-reducing agent for concrete, and (C) a polysaccharide type thickening agent is offered, with the view to manufacture a high-performance and multi-functional concrete excelling in high fluidity, freshness retention, early strength, pumpability, material segregation resistance and anti-washout properties under water.02-24-2011
20110245379POLYMER COMPRISING AMIDE AND ESTER GROUPS, METHOD FOR PRODUCTION AND USE THEREOF - A polymer (P) is disclosed which includes amide and ester groups. The polymer can be produced by a process whereby, in a first step, a homo- or co-polymer (P1) of (meth)acrylic acid is reacted with a monohydroxy compound (E) at a temperature of up to 200° C., such that, in addition to ester groups, anhydride groups are formed. In a second step, the anhydride groups formed in the first step are reacted with a monoamine compound (A) at temperatures significantly below 100° C. Polymers produced by the above method can be included in hydraulic-setting compositions before and after hardening by an addition of water.10-06-2011
20110178208DISPERSANT FOR HYDRAULICALLY SETTING SYSTEMS - Polymers P as dispersants, in particular as liquefiers, for hydraulically setting systems, and hydraulically setting systems including the polymer P. The polymer P includes at least one acid unit, at least one ester unit, and at least one unit containing terephthalate or naphthalate.07-21-2011
20110178209MANUFACTURING HYDRAULIC CEMENT AGGREGATES FOR USE IN INSULATING AND HEAT REFLECTING PRODUCTS - Insulation and heat resistance hydraulic cement aggregates comprising of white Portland cement, with or without additives and filler, magnesium oxide, zirconium compounds, marble, dolomite, granite, sand, talc, clays calcined, boron compounds, silicates, trap rock aggregate, polymeric binder/s optionally water.07-21-2011
20110039984RHEOLOGY INFLUENCING ADDITIVE FOR MINERAL BUILDING MATERIALS - The present invention pertains to a rheological additive to replace casein in minerally setting building material compounds, characterized in that the rheological additive contains at least two different dispersing agents and at least one stabilizer, or at least one dispersing agent and at least two different stabilizers, wherein said at least one dispersing agent is or said at least two dispersing agents are selected from the group of lignin sulfonate, polycarboxylate, polycarboxylate ether, melamine formaldehyde sulfonate, alkylphenol glycol ether and/or naphthaline sulfonates, and said at least one stabilizer is or said at least two stabilizers are selected from the group of modified or unmodified, fully or partially hydrolyzed polyvinyl alcohol, polyvinyl acetal, polyvinyl pyrrolidone, polyalkylene glycol, polyalkylene oxide, agar-agar, carob seed grain, pectin, poly(meth)acrylate and/or (meth)acrylate thickeners, poly(meth)acrylamides, polyurethanes, associative thickeners, gelatine and/or soy protein. In addition, a process for the preparation of the additive, the use of the same, as well as minerally setting building material compounds containing the rheological additive are described.02-17-2011
20130165552ADDITIVE FOR PERMEABLE CONCRETES WITH IMPROVED PROPERTIES AND METHOD FOR MANUFACTURING THEREOF - An additive for manufacturing permeable concretes with improved properties and method for manufacturing the same are provided. The additive comprises in a total composition: 33.70 to 54.90% water; 0.30 to 0.50% defoamer; 0.30 to 0.40% bactericide; 0.30 to 0.50% polyglycol; 7.20 to 24.00% of a combination of emulsifiers; 15.50 to 17.00% moisturizer; 0.8 to 22.90% dispersant; and 0.70 to 1.00% biopolymer. The additive for manufacturing permeable concretes can be added to any type of stony aggregate and/or cement improving the product's mechanical properties required in each step before, during, and after of the setting.06-27-2013
20090054557CEMENT ADMIXTURE - The present invention aims at providing a cement admixture having superior water-reducing performance, along with no decrease in slump and slump flow caused by decrease in fluidity of a cement composition over time. A cement admixture is to be provided, which cement admixture comprises two or more members of polycarboxylic acid-based polymers, wherein said cement admixture comprises at least one polycarboxylic acid-based polymer (A) having a constitutional unit represented by the following formula (1):02-26-2009
20110054084Hydraulic cements comprising carbonate compound compositions - Hydraulic cement compositions that include a carbonate compound composition, e.g., a salt-water derived carbonate compound composition containing crystalline and/or amorphous carbonate compounds, are provided. Also provided are methods of making and using the hydraulic cements, as well as settable compositions, such as concretes and mortars, prepared therefrom. The cements and compositions produced therefrom find use in a variety of applications, including use in a variety of building materials and building applications.03-03-2011
20110054083Copolymer Comprising Polyether Side Chains and Hydroxyalkyl and Acid Structural Units - The invention relates to a copolymer which is suitable as a superplasticizer for hydraulic binders and comprises 5 to 55 mol % of an isoprenol polyether derivative structural unit, 2 to 90 mol % of an acrylic acid derivative structural unit and 2 to 90 mol % of a hydroxyalkyl acrylate structural unit.03-03-2011
20110054082Vinyl Ester Maleic Acid Derivative Copolymers - The invention relates to a process for the preparation of a copolymer by free radical mass polymerization of a maleic acid monoester derivative with vinyl ester in the presence of an acid having a pKa of less than 1.8. The copolymer is suitable as a dispersant for hydraulic binders.03-03-2011
20110021668ADDITIVE COMPOSITION FOR HYDRAULIC COMPOSITION - This invention relates to an additive composition for a hydraulic composition, which contain a specific copolymer (A) and a compound (B) selected from a specific glycol ether-based compound and a specific glycerin derivate-based compound.01-27-2011
20110136943Cement Compositions Including Polymer Particles - Disclosed is a cement composition comprising polymeric particles with inorganic fillers for application in oil well cementing. The fillers improve bonding between the polymeric particles and the cement matrix leading to improved mechanical parameters of the cement system. The filled particles may also lead to improved mixability and slurries that are easier to optimise.06-09-2011
20110257304Acid-resistant, hydraulically setting masses - The invention relates to acid-resistant, hydraulically setting masses based on a) slag sand, b) one or more pozzolanas, c) one or more fillers, d) one or more polymers based on ethylenically unsaturated monomers, and water.10-20-2011
20110257301Mixtures and Emulsions for Use in Providing Strength to Gypsum Compositions - Settable gypsum compositions are described herein which include a gypsum slurry, comprising water; and a first additive comprising a vinyl acetate/ethylene copolymer in latex or emulsion form and a second additive which is at least one of (i) a wetting agent and/or a surfactant; (ii) a titanium coupling agent, (iii) a zirconium coupling agent, and (iv) mixtures thereof. The compositions demonstrate improved strength and gypsum core adhesion. Such compositions may also include at least one dispersant and/or a wetting agent and/or a surfactant. Such dispersants may be lignosulfonic acid, naphthalene sulfonic acid, and combinations and salts thereof and the wetting agent and/or surfactant may be N-dodecyl 2-pyrrolidone, ethoxylated alcohol, and combinations thereof. The dispersant and/or wetting agents and/or surfactants can further enhance rheological properties to benefit the enhanced strength gypsum compositions.10-20-2011
20110257303Hydraulically Setting Sealing Composition - The invention provides hydraulically setting sealing composition based on a) a hydraulically setting compound out of the group comprising high-alumina cement, ordinary portland cement, blast furnace slag, b) protective-colloide stabilized polymer of one or more ethylenically unsaturated monomers in form of an aqueous polymer dispersion or a water-redispersible polymer powder, and c) one or more fillers.10-20-2011
20110257302BINDER COMPOSITIONS COMPRISING BORIC ACID OR BORIC ACID SALT - The present invention relates to binder compositions which are based on polymer dispersions and comprise boric acid or salts of boric acid as crosslinking agents, to processes for preparing them, and to their uses.10-20-2011
20100190889POLYALKENOATE CEMENT COMPOSITIONS AND METHODS OF USE IN CEMENTING APPLICATIONS - Methods and compositions for cementing applications. In one embodiment, the present invention provides a method of cementing comprising the steps of: providing a cement composition that comprises: a polyelectrolyte and/or an alkenoic acid first monomer; a filler; and a crosslinking agent; placing the cement composition in a desired location; and allowing the cement composition to set therein.07-29-2010
20110190422Continuously Operated Method for Producing Copolymers - The invention relates to a process for the preparation of copolymer in a continuous mode of operation in a polymerization apparatus, comprising a polymerization reactor having feed lines and an outflow, free radical polymerization initiator, an acid monomer and polyether macromonomer being passed as monomeric starting materials into the polymerization reactor through the feed lines, initiator, monomeric starting materials and copolymer-containing reaction composition thermostated at −20 to +120° C. being present in the polymerization reactor, copolymer-containing reaction composition being discharged from the polymerization reactor through the outflow, the introduction of the polyether macromonomer into the polymerization reactor being effected separately from the acid monomer in a manner such that the polyether macromonomer is mixed with the initiator, monomeric starting materials and copolymer-containing reaction composition in the polymerization reactor and comes into contact with the acid monomer for the first time thereby.08-04-2011
20110136946SLURRY COMPOSITIONS FOR GROUND IMPROVEMENT USING BLAST-FURNACE SLAG CEMENT AND METHOD OF PRODUCING SOIL CEMENT SLURRY BY USING SAME - Slurry composition for ground improvement is obtained from cement, water and an admixture. The slurry composition cement is of a kind prepared by using blast-furnace slag cement of a specified type as the cement at a water/blast-furnace slag cement mass ratio of 40-250% and contains the admixture in an amount of 0.1-5 mass parts for 100 mass parts of the blast-furnace slag cement. The blast-furnace slag cement of the specified type contains blast-furnace slag fine particles with fineness 3000-13000 cm06-09-2011
20100016476Cement Additive and Cement Composition Using the Same - A cement additive is provided which has a good autogenous shrinkage reducing effect and reduces the viscosity of concrete, and wherein compound A, which is a polycarboxylate copolymer, and ether compounds are indispensable components.01-21-2010
20090239977SELF-LEVELING CEMENTITIOUS COMPOSITION WITH CONTROLLED RATE OF STRENGTH DEVELOPMENT AND ULTRA-HIGH COMPRESSIVE STRENGTH UPON HARDENING AND ARTICLES MADE FROM SAME - A self-leveling cementitious mixture with excellent flow properties and which hardens with a controlled rate of strength development to an ultra-high compressive strength composite composition for use in making articles such as cementitious armor panel with ballistic and blast resistant properties including: a continuous phase resulting from the curing of an aqueous mixture, in the absence of silica flour, of inorganic cement binder, inorganic mineral filler having a particle size of about 150-450 microns, pozzolanic mineral filler, polycarboxylate based self-leveling agent and water. The cementitious mixture may include alkanolamine, such as triethanolamine, and acid or acid salt, such as tartaric acid. The cementitious composition may be reinforced with reinforcing fibers, e.g. glass fibers, in an amount of about 0.5-6.0% by volume of the overall cementitious composition. The fibers are uniformly dispersed in the cementitious composition before it is cured to form a final cementitious armor panel.09-24-2009
20080275167Coating for wall construction - A coating for wall construction is provided whereby a level 5 finish may be obtained without the need for a finishing coat or final skim coat. The coating may be applied to drywall elements prior to installation and is compatible with jointing materials such that a substantially homogeneous surface may be obtained after the drywall elements are assembled with jointing material and the jointing material is dried. The coating formulation includes a noncellulosic thickener, a binder, a mineral filler and water. A method for the construction of interior walls and a construction assembly for interior walls is further provided.11-06-2008
20100324175Polymer for Ultra-High Strength Concrete Admixture and Method for Preparing the Same - Disclosed are a polymer for ultra-high strength concrete admixture and a method for preparing the same, more specifically, a polymer for ultra-high strength concrete admixture prepared by polymerizing two or more copolymers based on unsaturated organic monomers having urethane derivatives, and and a method for preparing the same. Also, the concrete admixture comprising the polymer exhibits high water-reducing ability, thus improving workability and strength of the concrete composition. In addition, the concrete admixture exhibits defoaming capability, thus enabling easy control of air amount of the concrete composition without using any defoaming agent.12-23-2010
20120041106Dispersing Agent Containing Copolymer Mixture - The invention relates to a polymer composition containing 5 to 95% by weight of a copolymer H and 2 to 60% by weight of a copolymer K, the copolymers H and K each having polyether macromonomer structural units and acid monomer structural units, which are present in the copolymers H and K in each case in a molar ratio of 1:20 to 1:1, and at least 20 mol % of all structural units of the copolymer H and at least 25 mol % of all structural units of the copolymer K being present in each case in the form of acid monomer structural units, the polyether macromonomer structural units of the copolymer H having side chains containing in each case at least 5 ether oxygen atoms, the number of ether oxygen atoms per side chain of the polyether macromonomer structural units of the copolymer H varying in such a way that the corresponding frequency distribution diagram, in which the number of ether oxygen atoms per side chain of a polyether macromonomer structural unit is plotted along the abscissa and the associated frequency for the copolymer H is plotted along the ordinate, contains at least 2 maxima.02-16-2012
20110306705REDISPERSIBLE POLYMER POWDER COMPOSITIONS PREPARED FROM STYRENE BUTADIENE-BASED LATEX FOR DRY MIX FORMULATIONS - Redispersible polymer powder compositions which include a polyglycol in admixture with a redispersible polymer powder (RDP), which powder includes a codried mixture of a carboxylated, water insoluble film-forming styrene butadiene polymer and a colloidal stabilizer, results in cement compositions having unexpectedly superior overall bonding strength and adhesion after water immersion. Use of the polyglycol provides good workability or ease of troweling during application. In addition, the RDP composition, which includes the RDP and the polyglycol, provides the cement-based composition with excellent abrasion resistance, surface appearance, and color. Also, the RDP composition provides for at least a 30% reduction, for example a 50% or more reduction in the amount of retarder or retardant employed in the dry mix formulation for cement compositions, such as self leveling flooring compounds or compositions, and cement-based tile adhesives.12-15-2011
20090036573CEMENT-BASED COMPOSITION FOR EXTRUSION MOLDING, PROCESS FOR PRODUCING THE SAME, AND CEMENT PRODUCT - In a cement-based extrusion molding composition, deterioration of productivity due to fluctuation of unburned carbon is prevented by ensuring excellent dispersibility of coal ash mainly composed of fly ash, the extrusion pressure in extrusion molding is reduced, and the strength of a molded product in the same curing condition as in single use of silica sand or silica stone powder is developed. The cement-based extrusion molding composition of the invention comprises: 100 parts by weight of a mixture comprising a hydraulic material, a silicious raw material including fly ash as an essential component and a fiber; 0.1 to 1.5 parts by weight of an extrusion aid; 15 to 45 parts by weight of water; 0.01 to 2.0 parts by weight of a nitrogenous polyoxyalkylene derivative represented by formula (1); and 0.01 to 2.0 parts by weight of a copolymer having a composition of 50 to 99 wt % of a constituting unit (a) represented by formula (2), 1 to 50 wt % of a constituting unit (b) represented by formula (3) and 0 to 30 wt % of a constituting unit (c) derived from another copolymerizable monomer.02-05-2009
20090312460Copolymer Admixture System for Workability Retention of Cementitious Compositions - A non-ionic polyether-polyester copolymer for extending workability to a cementitious mixture containing hydraulic cement and water, wherein the copolymer includes residues of at least the following monomers: 12-17-2009
20120065301AQUEOUS POLYMER DISPERSIONS - Aqueous polymer dispersions, which, in addition to water and a dispersed copolymer composed of at least two monomers selected from the group consisting of ethylene, propylene, butylene, isoprene, butadiene, styrene, acrylonitrile, acrylic acid, methacrylic acid, acrylic acid alkyl ester, methacrylic acid alkyl ester, vinyl ester, and vinyl chloride, also comprises a comb polymer having side chains that are bound to the main chain by ester or ether groups. The aqueous polymer dispersions are particularly suited for use together with hydraulic and latently hydraulic binding agents. The aqueous polymer dispersions are extremely efficient and result in a strong increase in the mechanical values and a relevant decrease in the porosity and the water absorption property.03-15-2012
20080242769NANOMODIFIED CONCRETE ADDITIVE AND HIGH PERFORMANCE CEMENT PASTE AND CONCRETE THEREFROM - A concrete additive for a reinforced concrete composite is provided. The additive can have an exfoliated clay having an exfoliated layered silicate plate comprising structure, and at least one of an oligomer or polymer linking at least a portion of said silicate plate comprising structure. The additive can have a dispersant between the silicate plates. The clay can include sodium or calcium montmorillonite or a phosphatic clay. The oligomer or polymer can include polyvinyl alcohol.10-02-2008
20120046393Nano-hybrid Concrete Chemical Admixture for Chloride Invasion Resistance Consisting of Layered Double Hydroxide/Polyurethane Copolymer - The present invention relates to a chloride penetration resistant nano-hybrid concrete chemical admixture comprising layered double hydroxide and polyurethane copolymer. More specifically, nano-hybrid concrete chemical admixture obtained by combining the two compounds at a nano-scale, the layered double hydroxide which exhibits resistance to chloride penetration, and polyurethane copolymer which entails an excellent water reducing ability, durability and workability. In addition, the inorganic/organic hybrid material described herein exhibits high water reducing ability, improved resistance to chloride penetration, and thus can be used as chloride penetration resistant concrete chemical admixture for marine concretes.02-23-2012
20120004350Semi Continuously Operated Method for Producing Copolymers - The invention relates to a process for the preparation of a copolymer in semicontinuous operation in a polymerization apparatus, comprising a polymerization reactor connected to a metering device, in each case acid monomer being initially taken in the metering device and polyether macromonomer, acid monomer and water in the polymerization reactor, acid monomer being metered from the metering device into the polymerization reactor, free radical polymerization initiator being passed into the polymerization reactor before and/or during the metering of the acid monomer into the polymerization reactor so that an aqueous medium in which acid monomer and polyether macromonomer are reacted with formation of the copolymer by free radical polymerization forms in the polymerization reactor, the molar ratio of acid monomer used altogether to polyether macromonomer used altogether being 20:1 to 1:1, the molar ratio of acid monomer initially taken in the polymerization reactor to the acid monomer metered into the polymerization reactor being 10:1 to 1:10 and the metering of the acid monomer being effected with the proviso that at least 70 mol % of the acid monomer metered in altogether are metered in the course of 5 to 19 minutes at a metering rate that is constant or varies to a limited extent.01-05-2012
20120010331CONCRETE COMPOSITIONS USING BLAST-FURNACE SLAG COMPOSITIONS - Concrete compositions including a binder, water, a fine aggregate, a coarse aggregate and an admixture are provided. The binder is formed with a blast-furnace slag composition including 100 mass parts of a mixture of 80-95 mass % of blast-furnace slag fine particles with fineness 3000-13000 cm01-12-2012
20090197992COATING COMPOSITION - A coating composition comprising a first part, and a second part, in which the first part includes gypsum and/or cement dispersed in a water miscible organic solvent, and the second part includes a water soluble polymer, the first and second parts being mixable so as to form a hardened coating composition.08-06-2009
20110166261Dynamic Copolymers For Workability Retention of Cementitious Composition - A process for the production of high early strength cementitious compositions includes mixing hydraulic cement, aggregate, water, and a slump retention admixture, wherein the slump retention admixture is a dynamic copolymer containing residues of at least the following monomers: A) a ethylenically unsaturated dicarboxylic acid, B) an ethylenically unsaturated alkenyl ether having an C07-07-2011
20120059091Continuously Operated Method for Producing Copolymers - The invention relates to a process for the preparation of copolymer in a continuous mode of operation in a polymerization apparatus, comprising a polymerization reactor having feed lines and an outflow, free radical polymerization initiator, an acid monomer and polyether macromonomer being passed as monomeric starting materials into the polymerization reactor through the feed lines, initiator, monomeric starting materials and copolymer-containing reaction composition thermostated at −20 to +120° C. being present in the polymerization reactor, copolymer-containing reaction composition being discharged from the polymerization reactor through the outflow, the introduction of the polyether macromonomer into the polymerization reactor being effected separately from the acid monomer in a manner such that the polyether macromonomer is mixed with the initiator, monomeric starting materials and copolymer-containing reaction composition in the polymerization reactor and comes into contact with the acid monomer for the first time thereby.03-08-2012
20120157578Cement Compositions and Associated Methods Comprising Sub-Micron Calcium Carbonate and Latex - Methods and compositions are provided that relate to cement compositions comprising sub-micron calcium carbonate and latex. An embodiment includes a cement composition comprising: cement, water, sub-micron calcium carbonate having a particle size in a range of from greater than 100 nanometers to about 1 micron, and latex.06-21-2012
20120071588Fiber-Containing Pasty Construction Materials - The invention relates to fiber-containing pasty construction materials, containing a) one or more fillers, b) optionally additives, characterized in that they contain c) fibers, d) one or more polymers based on one or more ethylenically unsaturated monomers, having a glass transition temperature Tg of ≧−15° C., e) ≦5% by weight hydraulically setting binders and f) water, wherein the information in % by weight relates to the dry weight of the fiber-containing pasty construction materials.03-22-2012
20120157576Polyoxymethylene Fibers in Concrete - Disclosed are polymeric additives for concrete formed of a polyoxymethylene (POM) copolymer. POM copolymers can be utilized to form fibrous additives for concrete, i.e., microfibers and/or macrofibers. The POM copolymers can include one or more chemical groups, e.g., end groups and/or pendant groups that can increase the polarity of the POM and increase the hydrophilicity of the formed fibers, which can improve miscibility of the fibers in wet concrete. Chemical groups of the POM copolymers can bond with components of the concrete or can hydrolyze to form groups that can bond with components of the concrete, e.g., form covalent or noncovalent (e.g., electrostatic or ionic) bonds with one or more components of the concrete binder.06-21-2012
20120077907STYRENE-BUTADIENE BASED REDISPERSIBLE POLYMER POWDERS WITH IMPROVED STABILITY IN CEMENT APPLICATIONS - A water redispersible polymer powder is produced by drying an aqueous mixture of a carboxylated styrene butadiene polymer and a colloidal stabilizer which includes a polyvinyl alcohol modified with an alkyl end chain. The alkyl modified polyvinyl alcohol provides excellent redispersibility of the redispersible polymer powder without adversely affecting spray drying. Cement compositions such as mortars, which contain the redispersible polymer powder with the alkyl modified polyvinyl alcohol exhibit unexpectedly superior stability and an unexpectedly lower rate of mortar viscosity buildup which is advantageous for workability or troweling.03-29-2012
20120157577MULTISTAGE POLYMER DISPERSIONS, PROCESSES FOR PREPARING THEM, AND USE THEREOF - The present invention relates to aqueous multistage polymer dispersions obtainable by free-radically initiated aqueous emulsion polymerization, having a soft phase and a hard phase, and a hard-to-soft stage ratio of 25% to 95% by weight to 75% to 5% by weight, the glass transition temperature (Tg) of the soft phase, as first stage, being −30 to 0° C. and that of the hard phase, as second stage, being 20 to 60° C., comprising at least one monomer of the general formula I06-21-2012
20120108704Sulfur Modified Asphalt for Warm Mix Applications - Disclosed herein are an asphalt concrete mixture, an asphalt binder composition, and methods of preparing the related compositions. The asphalt binder compositions include a polyphosphoric acid, a macromolecular polymer having a saturated backbone with macromolecular modifications, sulfur, and non-surfactant additives based on wax chemistry. The compositions are capable of being performance graded and being used in warm mix asphalt applications.05-03-2012
20110065840PROCESS FOR PREPARING POLYOL DISPERSIONS - The present invention relates to a dispersion comprising 03-17-2011
20110065839Low Dust Joint Compound and Method of Making the Same - A joint compound or wall repair composition and the method of making the same is disclosed that reduces the amount of airborne dust emitted during traditional sanding processes. Generally, such a reduction can be achieved by combining a first binder that has a high glass transition temperature and a second binder that has a low glass transition temperature with conventional joint compound compositions.03-17-2011
20110105648PROCESS OF COPOLYMERIZATION IN EMULSION OF 1-ALKENES AND VINYL ESTERS WITH HIGH CONVERSION AND THEIR USE - New process conditions are described and more particularly emulsion polymerization of compositions which are based on copolymers of vinyl acetate, straight chain α-olefin and an optional third different olefinically-unsaturated co-monomer in which the α-olefin is emulsified prior to the addition into the polymerization mixture.05-05-2011
20090131560ULTRARAPID HARDENING CEMENT COMPOSITION AND DISPERSANT FOR ULTRARAPID HARDENING CEMENT COMPOSITION - To provide an ultrarapid hardening cement composition with high strength, the composition having: excellent fluidity; excellent usable time; and excellent initial strength under low temperature atmosphere as well as under general temperature atmosphere, and improving strength and durability of a hardening product of the composition. An ultrarapid cement hardening composition comprising: an ultrarapid hardening cement (A) comprising a calcium aluminate; and a cement dispersant (B), wherein the cement dispersant (B) comprises a copolymer having: a repeating unit derived from a monomer represented by the following formula (1):05-21-2009
20120136095USE OF GRAFTED SMA COPOLYMERS IN LIQUID COMPOSITIONS - The subject of the invention is the use of a grafted copolymer derived from the grafting: of an SMA copolymer (II) derived from the copolymerization of at least two monomers, (i) the first monomer being chosen from styrene and its derivatives and (ii) the second monomer including at least one anhydride function, with (iii) M-R-X molecules (I) including at least one pattern (M) chosen from patterns (1) to (4): formula (I), with A=oxygen, sulfur or NH; and including at least one chemical function (X) chosen from among halogen, a primary or secondary amine function, an alcohol function, a thiol function, a carboxylic acid function or a derivative of said function and an epoxy function, the pattern (M) and said function (X) being connected by a rigid or flexible chain (R); used as the majority composition or additive of liquid compositions intended to be applied in or on sheets of paper or cardboard, onto hard surfaces, on leather or on textiles.05-31-2012
20120136096PROTECTION OF A DISPERSING AGENT DURING A GRINDING OPERATION - A method includes using a composition in the production of cement, the composition including at least one dispersing agent and at least one sacrificial molecule to partially or totally retain the properties of the dispersing agent; being either in the form of a liquid solution, or an emulsion or a suspension; the quantity of the sacrificial molecule in the composition representing at least 5% by mass of the mass of dispersing agent; and being introduced before or during the grinding of the clinker.05-31-2012
20100273916ADMIXTURE FOR HYDRAULIC BINDER - A method includes adding at least one copolymer or a salt thereof acting as a plasticizer, blocking agent, or both a plasticizer and a blocking agent, to a calcium sulphate-based hydraulic binder. The copolymer includes an acrylic acid or a poly(oxy)alkylene copolymer.10-28-2010
20100010120USE OF A RHEOLOGICAL ADDITIVE IN THE MANUFACTURE BY VIBROCOMPACTION OF A WATER AND HYDRAULIC BINDER BASED FORMULATION, FORMULATION OBTAINED - The present invention consists in the use, in a process of manufacture of a composition with a water and hydraulic binder base, of a rheological additive characterised in that it is an emulsion of at least one non-cross-linked copolymer, consisting of: 01-14-2010
20080300344Adjuvant for Hydraulic Compositions - The invention provides an admixture for a hydraulic binder composition comprising at least one cationic polymer and at least one anionic polymer, at least one of these polymers having a comb type of structure, wherein the mass ratio of the anionic polymer/cationic polymer is from 99.9/0.1 to 60/40.12-04-2008
20080300343Comb Polymers and Their Use as Additives for Preparations of Mineral Binders - The present invention relates to novel comb polymers which bear poly-C12-04-2008
20110046269NOVEL POLYMER AND CEMENT ADMIXTURE USING THE SAME - The present invention provides a novel polymer, and a mixture and a cement admixture thereof. The cement admixture has higher dispersibility compared to the previous ones. The novel polymer of the present invention has a different structure from the conventional copolymers used for cement admixtures, using an unsaturated carboxylic acid monomer and an unsaturated polyalkylene glycol monomer as the monomer components.02-24-2011
20120270969Accelerator Composition - Compositions containing calcium silicate hydrate and at least one (co)polymer having carboxylic acid groups and/or carboxylate groups and sulphonic acid groups and/or sulphonate groups, wherein the molar ratio of the number of carboxylic acid groups and/or carboxylate groups to the sulphonic acid groups and/or sulphonate groups is from 1/20 to 20/1. Processes for producing the aqueous and also solid compositions, their use as curing accelerators in building material mixtures containing cement, slag sand, fly ash, silica dust, metakaolin, natural pozzuolanas, calcined oil shales and/or calcium aluminate cement and their use as grinding aid in the production of cement.10-25-2012
20120270972CEMENT GRINDING AID - An aqueous polymer composition is disclosed which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A cement grinding aid containing a combination of polymer A and known grinding aids is also disclosed.10-25-2012
20120270970Accelerator Composition - A process for producing solid compositions containing calcium silicate hydrate (C—S—H) and a water-soluble comb polymer which is suitable as plasticizer for hydraulic binders, wherein the following process steps are carried out: a) contacting of an aqueous C—S—H-containing suspension with at least one comb polymer, b) optionally setting a suitable solids content of the product from step a) by dilution with water and c) drying of the product from step a) or b). The process products which can be obtained, the use thereof in building material mixtures, in particular, containing cement, the use as grinding aid in the production of cement and corresponding building material mixtures are likewise provided.10-25-2012
20120270971EXTRUDED FIBER REINFORCED CEMENTITIOUS PRODUCTS HAVING STONE-LIKE PROPERTIES AND METHODS OF MAKING THE SAME - A cementitious composite product that can function as a substitute for stone and solid surface materials, such as granite, marble, and engineered stone is provided. Furthermore methods for manufacturing the cementitious composite product using an extrudable cementitious composition that can be extruded or otherwise shaped into stone-like building products that can be used as a substitute for many known stone products is disclosed. In one embodiment, the cementitious composite products can be manufactured more cheaply to be as tough or tougher and more durable than stone and solid surface materials.10-25-2012
20120322921High Strength Concrete Made with PVA Reinforcement Fibers and Its Associated Method of Manufacture - An improved concrete mix composition and its associated method of manufacture. A traditional concrete mix is created by mixing cementitious material with sand, aggregate, admixture chemicals and water. After the traditional mix has been thoroughly mixed, reinforcement fibers of polyvinyl alcohol are added to the mix. The reinforcement fibers chemically bond to the cementitious material, thereby chemically integrating the reinforcement fibers into the mixture. The reinforcement fibers are supplied in multiple sizes. The reinforcement fibers include both long thick fibers and short thin fibers. In this manner, the smaller reinforcement fibers can fill voids around the larger, thicker reinforcement fibers. This helps prevent the development of stress cracks in the concrete and significantly increases the strength, durability, and life expectancy of the concrete.12-20-2012
20110213054METHOD FOR STABILIZING POLYCARBOXYLATES - This disclosure relates to stabilizing polycarboxylates, such polycarboxylate ethers, in a presence of an inorganic powder at an elevated temperatures by using at least one antioxidant.09-01-2011
20110319526USE IN A HYDRAULIC BINDER COMPOSITION OF A DRY-GROUND CALCIUM CARBONATE WITH A COPOLYMER OF (METH) ACRYLIC ACID AND AN ALKOXY OR HYDROXY POLYALKYLENEGLYCOL GROUP - A dry-ground calcium carbonate obtained by dry-grinding calcium carbonate in the presence of a grinding aid agent which is a copolymer of (meth)acrylic acid with a monomer containing an alkoxy or hydroxy polyalkyleneglycol group, and compositions of the dry-ground calcium carbonate with a hydraulic binder base.12-29-2011
20120289627ADMIXTURE COMPOSITION FOR A TILE CEMENT MORTAR AND A TILE CEMENT MORTAR COMPOSITION COMPRISING THE SAME - Disclosed are an admixture composition for a tile cement mortar and a tile cement mortar composition comprising the admixture composition. The disclosed admixture composition for a tile cement mortar comprises a cellulose ether, a polyacrylamide-based polymer coagulant and an inorganic coagulant.11-15-2012
20100168282DISPERSION COMPRISING INORGANIC PARTICLES, WATER, AND AT LEAST ONE POLYMERIC ADDITIVE - The present invention relates to a dispersion comprising inorganic particles, water and at least one water-soluble polymer, wherein the water-soluble polymer comprises repeating units derived from monomers having at least one quaternary ammonium group, repeating units derived from monomers having at least one carboxy group and repeating units derived from ester monomers which contain polyalkoxyalkylene groups and have a number average molecular weight in the range from 3000 g/mol to 10 000 g/mol.07-01-2010
20110160351DISPERSING AGENTS FOR GYPSUM PLASTER COMPOSITIONS - A polymer P as a dispersant for gypsum compositions, as well as gypsum compositions including the polymer P. The polymer P includes at least one acid unit and at least one long side chain with a molecular weight of at least 1800 g/mol, including polyoxyalkylene groups, and has an acid content of 1.5 to 4 acid groups per gram of polymer.06-30-2011
20110160350REDISPERSIBLE POLYMER POWDERS STABILIZED WITH PROTECTIVE COLLOID COMPOSITIONS - A water redispersible polymer powder is produced by drying an aqueous mixture of a water insoluble film-forming polymer and a colloidal stabilizer which includes a chelating agent and at least one water soluble polymer. The amount of chelating agent is at least 0.1% by weight, based upon the weight of the water insoluble film-forming polymer, and the amount of the at least one water soluble polymer is at least 0.1% by weight, based upon the weight of the water insoluble film-forming polymer. Dispersions or polymer compositions containing a chelating agent and water soluble polymer as a colloidal stabilizer exhibit an unexpectedly low viscosity which facilitates spray drying and permits use of high solids content dispersions with low pressure spray drying to increase production efficiency. The colloidal stabilizer composition provides unexpectedly superior redispersibility for water insoluble film-forming polymers having very low carboxylation levels.06-30-2011
20130023606METHOD OF PRODUCING SOIL CEMENT SLURRY - Soil cement slurry is produced by mixing blast-furnace slag fine particles with a specified fineness and Portland cement at a specified ratio to prepare blast-furnace slag cement and using a specified amount of slurry composition for ground improvement including this blast-furnace slag cement with water and an admixture per 1 m01-24-2013
20080227891METHODS FOR MAKING CONCRETE COMPOSITIONS - A method of making a cementitious composition that includes combining cement, water and optionally aggregates and optionally additives to form an aqueous cement slurry; adding expanded polymer particles to the aqueous cement slurry; and forming a dispersion of expanded polymer particles in the aqueous cement slurry. The expanded polymer particles have an average particle diameter of from 200 μm to 5,000 μm, a bulk density of from 0.02 g/cc to 0.64 g/cc, and an aspect ratio of from 1 to 3.09-18-2008
20080227890Cement Grinding Aid - The invention relates to an aqueous polymer composition which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A cement grinding aid containing a combination of polymer A and known cement grinding aids is also disclosed.09-18-2008
20130131220EMULSION OR REDISPERSIBLE POLYMER POWDER OF A POLYMER COMPRISING A BIOMONOMER, A PROCESS TO PREPARE THEM, AND THE USE THEREOF IN BUILDING MATERIAL COMPOSITIONS - The present invention relates to process to prepare a polymer by an aqueous emulsion or suspension polymerisation process wherein a monomer mixture is polymerised in the presence of a free radical initiator and a stabiliser, to the emulsion and redispersible polymer powder obtainable therewith, and to the use of this emulsion and powder in a building material composition, in particular to hydrophobise the building material composition, wherein the monomer mixture comprises (i) 0.5-80 wt. % of biomonomers containing an ester of a polyol and at least one fatty acid, the polyol having 2 to 10 hydroxy groups, and at least one vinyl group; (ii) 20-99.5 wt. % of vinyl monomers chosen from the group of vinyl esters, (meth)acrylic esters, vinyl aromatic compounds, vinyl halides, and olefins; and (iii) 0 to 20 wt % of vinyl monomers that are different from monomer (ii) and contain at least one functional group chosen from the group of alkoxysilane, glycidyl, epoxy, epihalohydrin, nitrile, carboxyl, amine, ammonium, amide, imide, N-methylol, isocyanate, hydroxyl, thiol, keto, carbonyl, acid anhydride, aceto acetonate, sulfonic acid groups, and salts thereof, and the stabiliser comprises (a) 50 to 100 wt. % of a protective colloid; and (b) 0 to 50 wt. % of an emulsifier.05-23-2013
20080200590Water-Soluble Copolymers Containing Sulfo Groups, Method For The Production And Use Thereof - The invention relates to water-soluble copolymers used as water retention agents, stabilizers and rheology modifiers in aqueous building material systems based on hydraulic binders such as cement, lime, plaster, anhydrite etc. and in water-based paint and coating systems. The inventive copolymers are highly effective water retention agents even when used in relatively small amounts. They also exhibit excellent air pore stability and adhesiveness. They can also be used as stabilizers in building material and paint systems.08-21-2008
20120283361BULK MATERIAL COVER COMPOSITIONS AND METHODS OF APPLYING - A cover material for a bulk material pile and method for applying the cover material are disclosed. The cover composition comprises liquid, cement and/or fly ash, fiber, water dispersible polymer and acid.11-08-2012
20120029119REDISPERSIBLE POLYMER POWDERS PREPARED FROM BLENDS OF CARBOXYLATE - A water redispersible polymer powder is produced by drying an aqueous mixture of a high T02-02-2012
20120046392Dynamic Copolymers For Workability Retention of Cementitious Composition - A process for the production of high early strength cementitious compositions includes mixing hydraulic cement, aggregate, water, and a slump retention admixture, wherein the slump retention admixture is a dynamic copolymer containing residues of at least the following monomers: A) a ethylenically unsaturated dicarboxylic acid, B) an ethylenically unsaturated alkenyl ether having an C02-23-2012
20130203899PULVERULENT MORTAR COMPOSITION HAVING IMPROVED ADHESION - Pulverulent mortar composition comprising a mineral binder, an inert material in the form of aggregate capable of being agglomerated in aqueous phase by means of said binder, and 0.2 to 1% of a fluid additive comprising 25 to 100% of a linear or branched, saturated or unsaturated hydrocarbon compound (i) which is liquid at room temperature and which includes one or more —COO— ester groups, the total weight of which, relative to the molar mass of said compound, is between 20 and 50%. Use for preparing an adhesive mortar for fixing ceramic tiles.08-08-2013
20120095134VISCOSITY-REDUCING SUPER-PLASTICISING COPOLYMERS - The invention mainly relates to the use of a (co)polymer having a main chain essentially consisting of (meth)acrylic units and polyoxyalkylated side-chains containing statistically-distributed hydrophobic units as an adjuvant for lowering the viscosity of hydraulic compositions.04-19-2012
20130210963REDISPERSIBLE DRY COMPOSITION OF POLYMER FINISHES OR OTHER PRODUCTS FOR THE CONSTRUCTION - The invention relates to improved non-efflorescing cement-free and water-dispersible powder building material compositions comprising a homopolymer or copolymer as binder, useful for the preparation of wet formulations of plasters grouts, waterproofing coatings or mortars for the construction and the civil engineering industry. Redispersible dry composition of polymer finish comprising: a powdery organic binder included a polymer obtained by spray-drying or lyophilisation of a dispersion containing said polymer and a protective colloid; a deprotection agent; a specific adsorbent filler; and/or a load; and/or a water retentive agent; and/or a mineral rheological agent; and/or a defoamer; and/or a biocide; and/or a pigment. The invention also refers to the methods of preparation of these dry compositions and wet formulations, the application of these latter onto the surface of buildings or civil engineering works, the so obtained coatings as well as the so coated elements. The applications of these wet formulations can be also hardened joints or other hardened products for the construction as well as hardened mass objects. All these hardened products are remarkably water-resistant, non efflorescent and easy to obtain.08-15-2013

Patent applications in class Derived from carboxylic acid or derivative