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With reactant containing at least one C-OH, (C=O)-OH or -C-O-C- group

Subclass of:

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

524589000 - From -N=C=X reactant or blocked N=C=X reactant (X is chalcogen)

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
524591000 Water DNRM 70
Entries
DocumentTitleDate
20090192262Hydrophobic Thermoplastic Polyurethane - The present invention discloses a semicrystalline, thermoplastic polyurethane which is comprised of the reaction product of (1) a hydrophobic polyol, (2) a polyisocyanate, and (3) a linear chain extender containing 5 carbon atoms or 7 to 12 carbon atoms; wherein the hydrophobic polyol has a number average molecular weight which is within the range of about 1,000 to about 4,000; wherein the semicrystalline, thermoplastic polyurethane has a weight average molecular weight which is within the range of 50,000 to 1,000,000; and wherein the semicrystalline, thermoplastic polyurethane has a melting point which is within the range of 80° C. to 150° C. This hydrophobic thermoplastic polyurethane offers a unique array of characteristics that are highly desirable for utilization in manufacturing a variety of products. For instance, it can be used in overmolding soft grips onto consumer products, in adhesives, and in protective coatings.07-30-2009
20110196089POLYLACTIC ACID RESIN COMPOSITION, POLYLACTIC ACID RESIN MOLDED ARTICLE AND METHOD FOR PRODUCING POLYLACTIC ACID RESIN COMPOSITION - A polylactic acid resin composition contains (A) a crosslinked polylactic acid resin and (B) a flame retardant additive.08-11-2011
20120245280THERMOPLASTIC URETHANE RESIN - An object is to provide a material for slush molding that is excellent in low-temperature meltability, and gives a molded body excellent in both of tensile strength and elongation. The present invention is a thermoplastic urethane resin (D) for thermal molding, which is a thermoplastic urethane resin yielded by causing high molecular weight diols (A) to react with a diisocyanate (B), wherein the high molecular weight diols (A) comprise a polyester diol (A1) having a glass transition temperature of 0 to 70° C., and a high molecular weight diol (A2) having a solubility parameter lower than that of the (A1) by 1.2 to 3.0 and further having a glass transition temperature of −40 to −75° C.09-27-2012
20130035439METHOD FOR PRODUCING PAVEMENTS FOR OUTDOOR FACILITIES, THE SURFACE FINISHING MATERIAL USED THEREIN, AND THE PAVEMENTS FOR OUTDOOR FACILITIES OBTAINED THEREBY - The present invention concerns a method for producing pavements for outdoor facilities, the surface finishing material used therein, and the pavements for outdoor facilities obtained thereby.02-07-2013
20130041102HYDROPHILIC POLYISOCYANATES - The invention relates to water-soluble or water-dispersible, hydrophilic polyisocyanates and polyisocyanate mixtures, to a process for preparing them, and to their use as a starting component in the production of polyurethane polymers, more particularly as crosslinkers for water-soluble or water-dispersible film-forming binders, adhesives binders, or sealant binders or binder components with or without groups which are reactive towards isocyanate groups.02-14-2013
20130041101COMPOSITIONS COMPRISING AN AMIDE MOIETY CONTAINING POLYOL - The present invention is directed to a composition comprising an amide moiety containing polyol wherein the amide moiety is formed by the reaction of an amine reactive compound with an amine containing compound.02-14-2013
20130041100PROCESS FOR FORMING A (POLY)URETHANE- AMIDE COMPOUND - The present invention is directed to a process of forming a (poly) urethane-amide compound comprising reacting an amine compound with a urethane-ester compound under condensation reaction conditions. The urethane-ester compound is formed by reacting an isocyanate containing compound with a hydroxyl-ester compound. The present invention is also directed to a composition comprising the (poly) urethane compound.02-14-2013
20100099816MOISTURE-CURING POLYISOCYANATE MIXTURES - The invention relates to moisture-curing polyisocyanate mixtures, to a process for their preparation and to their use as binders in lacquers, coatings, adhesives and sealing materials.04-22-2010
20100160546LIQUID PIGMENT DISPERSION AND CURATIVE AGENTS - A liquid pigment dispersion is disclosed. The dispersion comprises a pigment dispersed in a blend of two or more active hydrogen-containing materials that together have a freezing point that is room temperature or below. The pigment remains dispersed in the blend, even if the dispersion is subjected to freezing and thawing. A curative blend comprising at least two active hydrogen-containing materials, which is liquid at room temperature, is also disclosed. The dispersions and curative blends of the present invention can be solvent-free. Resins and prepolymers comprising the curative blends of the invention, either pigmented or unpigmented, are also disclosed.06-24-2010
20130090429LOW VISCOSITY SILYL-TERMINATED POLYMERS - Embodiment of the invention provide for compositions having at least one crosslinkable silyl group in each molecule. The crosslinkable silane-terminated polymer may include a reaction product of at least a polyol having a nominal functionality of at least 2 and a isocyanate capped hydrosilylated polymer. The isocyanate capped hydrosilylated polymer may include a reaction product of at least one isocyanate and a hydrosilylated polymer. The hydrosilylated polymer may include a reaction product of a the reaction of at least a) a polymer having at least one unsaturated group and at least one alcoholic hydroxyl group in each molecule and having a number average molecular weight of between about 100 and about 5000 and b) a compound having a hydrogen-silicon bond and a crosslinkable silyl group in each molecule.04-11-2013
20130090428COATING AGENT FOR HAND PAINTING APPLICATION - A coating agent for hand painting application obtained by a urethane resin composition obtained by allowing a main agent (A) and a curing agent (B) to react. The main agent (A) containing: an isocyanate group-terminated prepolymer (b) having diphenylmethane diisocyanate bound to the termini of a polyol component (a) containing a long chain polyol (e) which contains at least a polyhydroxy functional product such as a trihydroxy or higher-hydroxy functional product and having a molecular weight of 200 or greater; and unbound diphenylmethane diisocyanate(c). The curing agent (B) containing: a crosslinking agent (g) obtained by a short chain polyol (f) having a molecular weight of less than 200; and a long chain polyol (h) having a molecular weight of 200 or greater.04-11-2013
20090306284Curable Fluorinated Copolymers and Coatings and Processes Thereof - A process for coating flexible substrates applying a curable fluorinated copolymer A which is the reaction product of FC and 12-10-2009
20110060101CARDANOL-BASED ASSOCIATIVE POLYURETHANES, CORRESPONDING ASSOCIATIVE THICKENERS AND USES THEREOF - New associative polyurethanes which are manufactured with cardanol which is potentially oxyethylated. Use of these polyurethanes as thickening agents for aqueous formulations.03-10-2011
20130059973POLYISOCYANATE PREPOLYMERS AND THEIR USE - The invention provides polyisocyanate prepolymers, characterised in that they contain polyether carbonate polyols as structural component, their preparation and their use as isocyanate component in 1- and 2-component systems for surface-coating compositions, adhesives and sealing materials.03-07-2013
20090270553STABLE DISPERSIONS OF INORGANIC NANOPARTICLES - The invention relates to stable dispersions of inorganic nanoparticles, comprising inorganic nanoparticles in a dispersion medium, the dispersions being admixed with at least one stabilizer from the group of (i) modified, more particularly hydrophobically modified, preferably urea-modified polyurethanes and (ii) modified ureas, more particularly urea urethanes, and also mixtures and/or combinations thereof, and also to the use of these dispersions.10-29-2009
20080293881POLYMERIC ADDITIVES TO IMPROVE PRINT QUALITY AND PERMANENCE ATTRIBUTES IN INK-JET INKS - Two-part fixatives are provided in conjunction with overcoating at least one ink-jet ink printed on a print medium and comprise (1) at least one first reactive component comprising a reactive monomer or oligomer, the reactive species selected from the group consisting of iso-cyanates and epoxy-terminated oligomers, optionally in a vehicle, and (2) at least one second component selected from the group consisting of polyols and polyvinyl alcohols, plus one or more base catalysts, optionally in a vehicle. The two components and catalyst(s) are deposited on the print medium on which the ink-jet ink has been printed, and react to form a hydrophobic polymer overcoating the printed ink and having a glass transition temperature within a range of −20° C. to +50° C. and a melting temperature within a range of 30° C. to 100° C.11-27-2008
20110021695URETHANE (METH) ACRYLATE COMPOSITION AND SEAL MEMBER - A urethane (meth)acrylate composition includes a product of a reaction of a polyester polyol made from a polycarboxylic acid and a polyhydric alcohol, a polyisocyanate, and an active hydrogen-containing (meth)acrylate. Part of the polyhydric alcohol is a diol having a straight chain of 3 to 7 carbon atoms and a side chain on the straight chain. The polyisocyanate includes at least one of hexamethylene diisocyanate, diphenylmethane diisocyanate, hydrogenated diphenylmethane diisocyanate, and tetramethylene diisocyanate.01-27-2011
20110021694POLYESTERURETHANE FOR COATING COMPOSITIONS - This present disclosure relates to a polyesterurethane and to coating compositions comprising the polyesterurethane as the crosslinkable component that are especially useful as automotive clearcoats that are very resistant to environmental etch damage. The polyesterurethane is the reaction product of reaction product of a hydroxyl functional branched polyester prepolymer with an isocyanate functional compound and the branched polyester prepolymer is the reaction product of one or more monofunctional carboxylic acid monomers, one or more hydroxyl functional monomers having a hydroxyl functionality of 3 to 10 and one or more polycarboxylic acid monomers.01-27-2011
20090012230Sealant Composition - The instant invention is a sealant composition comprising an ultra-high solid polyurethane dispersion comprising. The ultra-high solid polyurethane dispersion comprises (1) a first component comprising a first polyurethane prepolymer or a first polyurethane prepolymer emulsion, (2) a second component comprising a media phase selected from the group consisting of a second polyurethane prepolymer emulsion, a low solid content polyurethane dispersion, a seed latex, and combinations thereof; and (3) a chain extender. The ultra-high solid polyurethane dispersion has at least a solid content of at least 65 percent by weight of solid content, based on the total weight of the ultra-high solid polyurethane dispersion, and a viscosity of less than 5000 cps at 20 rpm at 21° C. using spindle #4 with Brookfield viscometer. The sealant composition may further include optionally one or more surfactants, optionally one or more dispersants, optionally one or more thickeners, optionally one or more pigments, optionally one or more fillers, optionally one or more freeze-thaw agent, optionally one or more neutralizing agents, optionally one or more plasticizers, and/or combinations thereof.01-08-2009
20100076152NEW POLYISOCYANATE MIXTURES, A PROCESS FOR THEIR PREPARATION AND THEIR USE IN COATING COMPOSITIONS - The present invention relates to polyacrylate-modified polyisocyanates which are i) prepared from aromatic, araliphatic, cycloaliphatic and/or aliphatic polyisocyanates having an NCO content of 5% to 25% by weight, an NCO functionality ≧2, a viscosity measured as solvent free resin of 150 to 200,000 mPa·s at 23° C., and ii) contain at least one structural unit of the formula (I)03-25-2010
20130165584POLYURETHANE RESIN ADHESION PIGMENT, PIGMENT DISPERSION COMPOSITION AND INKJET INK COMPOSITION - A pigment that exhibits excellent image density, dispersibility, storage stability, and resolubility, and forms an ink film that exhibits marker resistance and rubfastness is provided. A polyurethane resin-bonded pigment is produced by bringing (I) a pigment having a surface acidic group into contact with (II) a water-dispersible polyurethane resin having a tertiary amino group and an anionic polar group or a nonionic polar chain in an aqueous medium. The pigment (I) is preferably self-dispersible carbon black having a surface acidic group.06-27-2013
20120238696COATING COMPOSITION FOR UNDERCOATING - To provide a coating composition for undercoating which, in forming a gas-barrier layer having a crosslinked structure between a polycarboxylic acid type polymer and polyvalent metal ions by the heating at a low temperature for a short period of time, permits polyvalent metal ions to be easily and quickly fed into the polycarboxylic acid type polymer and, besides, into the whole gas-barrier layer. A coating composition containing, as chief components, a nonaqueous polyester polyol, an isocyanate compound, and an alkaline compound of a polyvalent metal that serves as an ion source for forming the crosslinked structure, wherein the nonaqueous polyester polyol contains a nonaqueous polyester polyol which contains a metal element in the resin skeleton thereof as an essential component, and the alkaline compound of the polyvalent metal has an average primary particle size in a range of 0.005 to 0.5 μm.09-20-2012
20080293880Liquid, Thermally Curable Mixtures, Their Preparation and Use - Liquid, thermally curable mixtures comprising, 11-27-2008
20100267892ISOCYANATE TERMINATED POLYTRIMETHYLENE ETHER POLYOL AND PROCESS FOR MAKING SAME - Polyethers of 1,3-propane diol are terminated with polyisocyanates. The isocyanate terminated polytrimethylene ether polyols provide crosslinking agents that provide coating compositions having short dry time, excellent appearance, and resistance to chipping damage.10-21-2010
20090082522ELASTOMERIC COMPOSITION - An elastomeric composition includes a reaction product of an isocyanate component and a resin component comprising a polyol and a polyetheramine in the presence of a first catalyst comprising a metal and a second catalyst comprising an amine. An elastomeric system and a method of making an elastomer are provided. The method includes providing the isocyanate component and the resin component, combining the resin component and the isocyanate component in the presence of the first and second catalysts to form an elastomeric composition, applying the elastomeric composition to a mold having a mold cavity, curing the elastomeric composition to form the elastomer, and demolding the elastomer from the mold cavity. An article including a first layer formed from the elastomeric composition emits less than 100 μg/g of volatile organic compounds over 0.5 hour at 90° C.03-26-2009
20130023625POLYCARBONATE POLYOLS AND POLYURETHANES MADE THEREFROM - Embodiments of the invention provide for a polycarbonate polyol including the reaction product of at least one polyol composition and a carbonate. The polycarbonate is one of an amorphous liquid and an amorphous solid at room temperature. The polyol composition includes at least one of a mixture of 1,3-cyclohexanedimethanol and 1,4-cyclohexanedimethanol in a weight ratio from about 60:40 to about 5:95 and a polyol derived from a natural oil fatty acid or natural oil fatty acid methyl ester.01-24-2013
20110288230METHOD FOR PREPARING POLYHYDROXY-URETHANES - The invention relates to a method for preparing polyhydroxy-urethanes without using a compound having an isocyanate function, and from amino compounds and compounds carrying carbonate functions, in particular cyclic carbonate functions. The invention also relates to a method for preparing aqueous or hydro-organic formulations containing polyhydroxy-urethanes, and to the use of said polyhydroxy-urethanes and of said aqueous or hydro-organic formulations.11-24-2011
20080214728One-Component Polyurethane Systems that are Devoid of Metal - The invention relates to metal-free one-component polyurethane systems.09-04-2008
20100298490OLIGOMERS, METHODS OF MAKING THEM, COATING COMPOSITIONS CONTAINING THEM, AND CURED COATINGS - An oligomer may be made by capping a uretdione compound of structure (I)11-25-2010
20090171015THERMOSETTING RESIN COMPOSITION, THERMOSETTING RESIN COMPOSITION SOLUTION, FILM FORMING MATERIAL AND THEIR CURED PRODUCT - Disclosed is a thermosetting resin composition including; (A) a carboxyl group-containing polyurethane prepared by using (a) a polyisocyanate compound (b) polyol compounds (c) a carboxyl group-containing dihydroxy compound as raw materials, (B) a curing agent, wherein the polyol compounds (b) are one or more kinds of polyol compound(s) selected from Group (I) and one or more kinds of polyol compound(s) selected from Group (II); Group I: polycarbonate polyol, polyether polyol, polyester polyol, and polylactone polyol, Group II: polybutadiene polyol, polysilicone having terminal hydroxyl groups, and such a polyol that has 18 to 72 carbon atoms and oxygen atoms present only in hydroxyl groups. The thermosetting resin composition can give a protection film for flexible printed circuits that has excellent long-term reliability of electric insulation, flexibility, and low warpage from curing shrinkage, and particularly low tackiness.07-02-2009
20110172356BENZOXAZINE-BASED COMPOSITIONS CONTAINING ISOCYANATE-BASED TOUGHENERS - The present invention relates to curable compositions comprising (a) at least one benzoxazine component selected from the group consisting of N-alkyl and N-alkenyl benzoxazines, and (b) a prepolymer produced from a diisocyanate. The compositions are particularly suitable in the production of adhesives and sealants, prepregs and towpregs.07-14-2011
20100093925LONG-CHAIN POLYMETHYLENE HALIDE TELOMERS - A composition comprises a distribution of telomers of ethylene and at least one fluoroalkyl or perfluoroalkyl halide, the telomers comprising at least one polymethylene segment (—(CH04-15-2010
20090299002Process for the preparation of self-extinguishing thermoplastic polyurethanes - The present invention relates to a process for the preparation of self-extinguishing thermoplastic polyurethanes which optionally contain conventional additives and/or auxiliary substance.12-03-2009
20110269901METHOD OF FORMING IONICALLY-CHARGED, ENCAPSULATED COLORANT NANOPARTICLES - A method of forming ionically-charged, colorant nanoparticles involves forming in-situ ionically-charged polyurethane monomers, and forming an emulsion including the ionically-charged polyurethane monomers and a colorant nanoparticle. The method further involves polymerizing or crosslinking the ionically-charged polyurethane monomers in the emulsion, where the polymerizing or crosslinking chemically attaches the ionically-charged polyurethane monomers to a surface of the colorant nanoparticle to form an ionically-charged encapsulation layer on the surface.11-03-2011
20090163650Reactive surfactants and their use in emulsions and dispersions - A reactive polymeric surfactant that contains: (a) at least two hydrophilic monomeric units per molecule, each independently according to formula (I):06-25-2009
20090118422CARBOXYL GROUP-CONTAINING POLYURETHANE AND USES THEREOF - Disclosed is a carboxyl group-containing polyurethane containing a structure derived from a polycarbonate diol (B), the polycarbonate diol (B) having: (i) a number-average molecular weight of 500 to 50,000; (ii) an alkylene group of 8 to 18 carbon atoms in its structure; and (iii) hydroxyl groups at both ends. The carboxyl group-containing polyurethane is suitable as materials of cured products that are excellent in adhesion with substrates, low warpage, flexibility, plating resistance, soldering heat resistance and long-term reliability.05-07-2009
20090209700CERAMIC GREEN SHEET AND METHOD FOR PRODUCING THE SAME - The invention provides a ceramic green sheet having plasticity, punching property, and sinterability of satisfactory levels as well as a low percent (heat) shrinkage. In the production of a ceramic slurry serving as a raw material of the sheet, ingredients thereof are mixed under such conditions that the functional group ratio (polyol to isocyanate) is 1.5/11.5 to 11.5/11.5; the urethane resin formed from isocyanate and polyol has a repeating-unit-based molecular weight of 290 to 988; and the ratio by weight of the urethane resin to a ceramic powder falls within a range of 4.5 to 10 parts by weight of the urethane resin with respect to 100 parts by weight of the ceramic powder. As a result, a ceramic green sheet having, in well balance, all of the properties (i.e., plasticity, punching property, sinterability, and (heat) shrinkage) required for facilitating subsequent processes such as mechanical working and firing can be provided.08-20-2009
20090239998Polyisocyanate Composition and Coating Composition Containing the Same - An isocyanurate type polyisocyanate composition which is derived from an aliphatic diisocyanate monomer and an alcohol and satisfies all of the following requirements when it contains substantially no aliphatic diisocyanate monomer and substantially no solvent: 1) the viscosity at 25° C. is 500-1,500 mPa·s; 2) the isocyanurate trimer concentration is 60-95 mass %; 3) when the number of allophanate bonds is expressed as A and the number of isocyanurate bonds is expressed as B, the proportion of the allophanate bonds, a=(A/(A+B))×100, is 1-30%; and 4) when the number of urethodione bonds is expressed as D, the proportion of the urethodione bonds, d=(D/(B+D))×100, is less than 2%.09-24-2009
20100152374FLAME-RETARDANT WATERBORNE POLYURETHANE DISPERSION - The invention provides a flame-retardant waterborne polyurethane dispersion. The dispersion includes: 1 to 15 parts by weight of a phosphorus flame retardant containing active hydrogen; 10 to 40 parts by weight of a diisocyanate; 30 to 80 parts by weight of a polyol; and 1 to 15 parts by weight of an active hydrogen-containing compound, which is capable of forming a hydrophilic group.06-17-2010
20100261837DIMETHYLFORMAMIDE-FREE FORMULATIONS USING DICYANADIAMIDE AS CURING AGENT FOR THERMOSETTING EPOXY RESINS - Substantially homogeneous solutions including dicyandiamide and phenolic hardeners having the general formula; where R′ and R″ may be the same or different and each represents R— or RO— radicals, with R being an alkyl or aromatic radical; R′″ is hydrogen, an alkyl or aromatic radical, —CH10-14-2010
20120196977URETHANE RESIN COMPOSITION, CURED OBJECT, AND PHOTOSEMICONDUCTOR DEVICE USING CURED OBJECT - A urethane resin composition obtained by a method comprising the steps of: 08-02-2012
20100216943HYDROPHILICIZED HYPERBRANCHED POLYURETHANES - The invention relates to hydrophilicized hyperbranched polyurethanes, to the preparation thereof and to the use thereof as dispersants, in particular for dispersing solids.08-26-2010
20130217826POLYURETHANE RESIN ADDITION PIGMENT, PROCESS FOR PRODUCING POLYURETHANE RESIN ADDITION PIGMENT, PIGMENT DISPERSION COMPOSITION, AND JET PRINTING INK COMPOSITION - A polyurethane resin-bonded pigment may exhibit excellent image density, dispersibility, storage stability, and resolubility, and may form an ink film that exhibits marker resistance and rubfastness. The polyurethane resin-bonded pigment is produced by bringing (I) a pigment having a surface acidic group into contact with (II) a basic compound having two or more amino groups selected from a primary amino group and a secondary amino group in its molecule in an aqueous medium to obtain a pigment having an unreacted surface amino group, and bringing the pigment having an unreacted surface amino group into contact with (III) a water-dispersible polyurethane resin having an isocyanate end group and (IV) a polyisocyanate compound to bond the pigment having an unreacted surface amino group and the water-dispersible polyurethane resin (III) having an isocyanate end group via a urea bond.08-22-2013
20110112243PAINT COMPOSITION AND PROCESS OF FORMING PAINT FILMS USING THE SAME - The invention has an object of providing paint compositions showing excellent performances in both scratch resistance and impact resistance, and processes for forming multilayer paint films using the paint composition. The invention has another object of providing paint compositions suitably used as clear paints for finish painting automobiles and the like, and highly solidifiable paint compositions. A paint composition according to the invention includes a polyisocyanate prepolymer (A) including a monomer unit of Formula (1) below and a polyol (B), and has an average functional group equivalent weight of 160 to 400 g/eq. A process for forming multilayer paint films involves the paint composition.05-12-2011
20110028642POLYURETHANE ELASTOMERS - A polyurethane elastomer is provided. The elastomer is the reaction product of at least a prepolymer and a chain extender, where the prepolymer is the reaction product of at least one polyol and at least one aliphatic diisocyanate. The chain extender is at least one of a diol or a non-aromatic diamine.02-03-2011
20100197857POLYURETHANE FOR PRINTING INK BINDERS, METHOD FOR PRODUCING THE SAME AND PRINTING INK - Provided is a polyurethane for printing ink binders excellent in solubility in a solvent having a low solvency, low viscosity and adhesion to films, and a method for producing the same.08-05-2010
20120245281URETHANE RESIN PARTICLES FOR SLUSH MOLDING - Provided are urethane resin particles for slush molding which make it possible that inconveniences based on the slip-down of a pigment, on the aggregation of particles of the pigment, and on other causes are removed although this coloring is coloring onto the resin particle surfaces. The present invention is urethane resin particles for slush mold which contain a urethane resin and an additive, wherein the particles have a shape factor SF1 of 101 to 200, a shape factor SF2 of 120 to 240, and a central particle diameter of 20 to 500 μm. It is preferred that the urethane resin has a concentration of urea groups of 0.5 to 10% by weight, a total of the concentration of urethane groups and that of the urea groups of 4 to 20% by weight, a melting point of 160 to 260° C. and a glass transition temperature of −65 to 0° C.09-27-2012
20100324206Dispersants - The present invention provides a non-aqueous composition containing a particulate solid, an organic medium and a polyurethane dispersant having laterally attached pendant groups with tertiary amine group(s), an essentially linear backbone and laterally attached solvent-solubilising side chains of a polyester or polyether including mixtures of such side chains.12-23-2010
20090036599POWDERY THREE-DIMENSIONALLY CROSSLINKED CLATHRATE PARTICLE, PROCESS OF PRODUCING SAME, DISPERSION, AND RESIN COMPOSITION - A material enabling uniformly dispersing an ionic liquid or a phosphonium salt in various solvents or resin materials is provided. The material is powdery particles of a three-dimensionally crosslinked clathrate obtained by a process including a first-order polymerization step in which a fluoroalkanoyl peroxide compound, a monofunctional monomer, and a polyfunctional monomer having an olefinic double bond and an isocyanate group are reacted to one another to obtain a fluoroalkyl-containing cooligomer and a crosslinking step including the substeps of mixing the fluoroalkyl-containing cooligomer and an ionic liquid or a phosphonium salt and causing the cooligomer to react with itself at the isocyanate groups thereof in the presence of the ionic liquid or the phosphonium salt to obtain powdery three-dimensionally crosslinked clathrate particles.02-05-2009
20110028641Radiation Curable Compositions - The present invention relates to composition comprising at least one compound obtained from the reaction of at least one compound (i) having a refractive index n02-03-2011
20110009560ETHYLENICALLY UNSATURATED MONOMERS COMPRISING ALIPHATIC AND AROMATIC MOIETIES - Polymerizable monomers comprising at least one 1- or 2-propylene moiety and further comprising both aromatic moieties and additional aliphatic moieties and polymerizable mixtures, resins and thermoset products based on these monomers.01-13-2011
20110034628BRANCHED POLYOLS CONTAINING ON AVERAGE TWO OR MORE HYDROXYL GROUPS PER MOLECULE,THEIR PREPARATION AND USE - Disclosed are branched polyols (A) having two or more hydroxyl groups per molecule prepared by providing a polyisocyanate (A1) containing per molecule two or more isocyanate groups and either two or more hard segments (a11) which as part of a thermoset three-dimensional network raise its glass transition temperature, or two or more soft segments which as part of a thermoset three-dimensional network lower its glass transition temperature; and reacting the polyisocyanate (A1) with a polyol (A2) in a molar ratio (A2):(A1) of ≧2 and an equivalent ratio of [X+OH]:NCO≧2; wherein polyol (A2) has the general formula I: X [—R(—OH)02-10-2011
20110046301SYNTHESIS OF URETHANES AND POLYURETHANES CATALYSED BY CARBENES - The present invention relates to a process for preparing a compound comprising at least a urethane group —HN—C(═O)—O, said process comprising a step (E) in which a compound (I) comprising at least an isocyanate functional group —N═C═O is reacted with an organic compound (II) carrying at least a hydroxyl group —OH, said reaction being carried out in a presence of a carbene (III) used as a catalyst.02-24-2011
20120202945POLYURETHANES AND USE THEREOF - The invention relates to polyurethanes that can be obtained by reacting a prepolymer based on diphenylmethane diisocyanate (MDI) with compounds that have NCO-reactive groups, and to use thereof.08-09-2012
20090281240INKJET INKS FOR TEXTILES CONTAINING CROSSLINKED POLYURETHANES AND FURTHER CONTAINING ADDITIONAL REACTIVE COMPONENTS - Inkjet inks that have, as principal components, a post printing curing agent and a crosslinked polyurethane dispersoid binder additive with selected diols used to prepare the polyurethane. The diols include a polyether diol, an ionic diol and polycarbonate, polyamide and poly(meth)acrylate diols. These inks can be used for printing on different media, and are particularly suitable for printing on textiles. The printed textiles are particularly durable to key wash fastness and crock testing.11-12-2009
20100305267PROCESS FOR THE PRODUCTION OF POWDER COATING COMPOSITIONS - A process for the preparation of powder coating compositions, which 12-02-2010
20110136972THERMAL CURABLE POWDER COATING COMPOSITION - The present invention provides a powder coating composition comprising at least one hydroxyl functional polyuretdione resin binder, wherein the at least one hydroxyl functional polyuretdione resin binder having a melting temperature of 60 to 180° C., in particular, 80 to 160° C. The powder coating composition according to the invention comprising the specific kind of the polyuretdione resin binder makes it possible to provide desired technological properties, in particular, thin films and high flexibility in combination with an excellent weather resistance of the coating layers.06-09-2011
20100022706POLYURETHANES FILLED WITH CARBON BLACK AND WITH A HIGH DIELECTRIC CONSTANT BREAKDOWN STRENGTH - The invention provides polyurethanes filled with carbon black, which are characterised by a high dielectric constant and high breakdown strength, and which are synthesised from polyalkylene oxides that have been produced by DMC catalysis. The compositions comprise polyether polyurethanes which are the reaction products of one or more polyisocyanates and one or more polyol components, the polyol components being comprised of a) polyalkylene oxides produced by DMC catalysis, and b) 0-50 wt. % of polyols free from catalyst residues, and B) 0.1-30 wt. % of carbon black.01-28-2010
20100113687CURING AGENT COMPOSITIONS - The present invention relates to color-stable curing agent compositions for polyurethane coating materials.05-06-2010
200902476972,2'-MDI-BASED ISOCYANATE MIXTURES, POLYISOCYANATE POLYADDITION PRODUCTS PREPARED THEREFROM, PROCESSES FOR MAKING THE SAME AND METHODS FOR THEIR USE - Isocyanate mixtures comprising: (a) NCO prepolymers having an NCO content of 1.5 to 18 wt. %; and (b) 1 to 40 wt. % of monomeric 2,2′-diisocyanatodiphenylmethane, based on the isocyanate mixture; wherein the isocyanate mixture has a total NCO content of from 2 to 22 wt. %; polyisocyanate polyaddition products prepared therefrom; and methods of making the same.10-01-2009
20090030145Hydrophilic sealants - The present invention provides water swellable one-component sealants prepared by incorporation of polyols containing ethylene oxide (“EO”) into the backbone of the polymer. The inventive one-component hydrophilic polyurethane sealant contains a silane-terminated polyurethane prepolymer, a compound having an ethylene oxide content of at least about 40 wt. %, based on the weight of the compound and a catalyst, optionally, one or more of plasticizers, fillers, pigments, drying agents, light stabilizers, antioxidants. thixotropic agents and bonding agents. The one-component hydrophilic polyurethane sealant increases at least about 1.4% by weight and at least about 2.5% by volume upon exposure to water for 24 hours and are capable of curing in a high humidity environment (including underwater) without foaming and maintain physical characteristics such as hardness.01-29-2009
20110306723SILANE-TERMINATED POLYURETHANE POLYMERS - The present disclosure relates to novel polymers that are suitable for use in moisture-curing compositions based on silane functional polyurethane polymers. These compositions are used, for example, as adhesives, sealing materials or coatings.12-15-2011
20090137733Polyurethane Dispersant - The invention relates to a dispersing agent comprising: the reaction product of A one or more polyisocyanates having an average functionality of from 2.0 to 5, with B a mixture from B1 monohydroxyl compounds, and B2 monohydroxy-, monocarboxylic acid compounds to form an intermediate, followed by reacting the intermediate with C an unsaturated monohydroxy functional anchoring group.05-28-2009
20120041142NANOPARTICLE-MODIFIED HYDROPHILIC POLYISOCYANATES - The present invention relates to novel hydrophilic polyisocyanates which are modified by way of nanoparticles, to a method for producing the same and to the use thereof as a starting component for producing polyurethane plastics, in particular as cross-linkers for water-soluble or water-dispersible lacquer binders or binder components, having groups which can react with isocyanate groups, and to the use thereof in coating agents and adhesives.02-16-2012
20100144962SHAPE MEMORY POLYMER AEROGEL COMPOSITES - The present invention relates to the synthesis of aerogel composites and utilizes shape-memory polyurethane cross-linkers as a method of improving the compressive and flexural load bearing capabilities of the aerogel composites. The shape memory polyurethane crosslinkers provide flexible connectors between the silica particle in the aerogel structure and can accept large compressive and flexural loads without breakage of the aerogel networks. In addition the shape memory properties of polyurethane cross-linkers offers additional advantages such as ease of storage in deformed state of the composites. In one embodiment, the present invention relates to shape memory polymer formulations that can be used specifically to obtain higher compressive and/or flexural strengths and smart material characteristics of crosslinked aerogel composites.06-10-2010
20100087593RESIN COMPOSITION COMPRISING THERMOPLASTIC POLYURETHANE, AND HOT MELT ADHESIVE - To present a resin composition comprising a thermoplastic polyurethane which can be melted at a low temperature, is capable of bonding in a short time and is excellent in flexibility; and a hot melt adhesive.04-08-2010
20120116014PROCESS FOR THE PREPARATION OF A SUPRAMOLECULAR POLYMER - The invention relates to a process for the preparation of a supramolecular polymer comprising 1-50 4H-units, in which a 4H building block is reacted with a prepolymer, wherein a 4H building block comprises a 4H-unit and a reactive group according to Formula (I):05-10-2012
20120010357RADIATION-CURING, HIGHLY FUNCTIONAL POLYURETHANE (METH)ACRYLATE - The present invention relates to mixtures comprising specifically synthesized radiation-curable, high-functionality, highly branched or hyperbranched polyurethane(meth)acrylates, to processes for preparing them and to their use.01-12-2012
20120016074HIGH-FUNCTIONALITY POLYISOCYANATES CONTAINING URETHANE GROUPS - The present invention relates to new, urethane-group-containing polyisocyanates based on aliphatic and/or cycloaliphatic diisocyanates, and to their use.01-19-2012
20120059117COMPOUNDS FOR THE SYNTHESIS OF BIOSTABLE POLYURETHANE, POLYUREA OR POLYUREA URETHANE POLYMERS - It comprises compounds which are derived from a drug or a substance with therapeutic properties, and useful as reagents for the synthesis of biostable polymers including said drug in their backbone, namely polyurethanes, polyureas or polyurea urethanes that are biocompatible and biostable. It also comprises the processes for preparing the compounds and the polymers, as well as to the use of these polymers for the manufacture of medical devices.03-08-2012
20110092639Compositions Including a Polythioether - Compositions, such as aerospace sealant, coating, and/or potting compositions are disclosed. The compositions include a polythioether and, in at least some cases, can be sprayable and fuel resistant even when substantially free of volatile organic compounds.04-21-2011
20100137508METHOD AND HIGH-PRESSURE MIXING DEVICE FOR FILLED POLYURETHANE RESINS - A method and device for high-pressure mixing of polyurethane components, in which one of the polyurethane components is pre-mixed with a filler material and/or with an additive. The device comprises a mixing chamber into which first and second polyurethane components are radially injected, and a slide valve which moves between a fore or closure position and a rear or opening position of the mixing chamber. The slide valve at its fore end is provided with a feeding chamber for a third polyurethane component pre-mixed with the filler material and/or additive, and an outlet hole; a cleaning pin for the outlet hole slides into a longitudinal guide hole of the slide valve.06-03-2010
20100093926Polyurethane Based Pigment Dispersants Which Contain Reactive Double Bonds - Polymeric urethane dispersants with solubilizing polymer chains and with reactive carbon to carbon double bonds are described. The reactive double bonds facilitate molecular weight build-up of the dispersant on dispersed particles (enhancing colloidal stability) or enhance the ability of the dispersants to be crosslinked into a matrix material.04-15-2010
20120316290Melt Processable Copolyurea Elastomers - The present invention relates to a melt processable polyurea and/or copolyurea elastomers made by reacting a lactam-terminated diisocyanate, and an alkylene diol of the general formula HO—R—OH where in is an alkylene group containing from 1 to 20 carbon atoms. The invention further provides for methods of making said polyurea and/or copolyurea elastomers, including a continuous extruder method of production.12-13-2012
20120165465OPTICAL ADHESIVE FILM, APPARATUS INCLUDING THE SAME, AND OPTICAL ADHESIVE COMPOSITION - An optical adhesive film prepared from an optical adhesive composition, an optical adhesive composition, and an apparatus, the optical adhesive composition including a urethane (meth)acrylate copolymer, a reactive monomer, and an initiator, wherein the optical adhesive film has a tensile strength of about 1 to about 70 gf/mm06-28-2012
20120130013Method For Producing Epoxide Amine Addition Compounds - The present invention relates to a method for the production of addition compounds by converting an epoxide component (A) comprising at least two epoxide functions with at least one amine component (B) comprising a primary amine function in a continuous operation in a reactor, with the epoxide component (A) and the amine component (B) being continuously supplied in a molar ratio from 5:1 to 1:50 such that in the reactor a reaction mixture product develops comprising the epoxide component (A) and the amine component (B), as well as the conversion products from the epoxide component (A) and the amine component (B), which is drained from the reactor in the form of a product flow, with 10-100 mol % of the epoxy functions introduced into the reactor via the epoxide component (A) being converted in the reactor. The addition compounds yielded are preferably used as cross-linking and dispersing agents.05-24-2012
20100204400CURABLE COMPOSITIONS CONTAINING ISOCYANATE-BASED TOUGHENERS - The present invention relates to curable compositions comprising (a) N-arylated benzoxazines, and (b) a prepolymer produced from a diisocyanate having two isocyanate groups with different reactivity. The compositions are particularly suitable in the production of adhesives and sealants, prepregs and towpreg.08-12-2010
20120136115ISOCYANATE GROUP-CONTAINING PREPOLYMERS HAVING GOOD STORAGE STABILITY - The invention relates to adhesives, coating agents and sealing agents curing under the influence of moisture, which exhibit good storage stability, can be processed within a wide tolerance range and are fast-curing.05-31-2012
20120172519HYDROPHILIC POLYURETHANE UREA DISPERSIONS - The invention relates to a polyurethane urea dispersion, wherein the polyurethane urea (1) is terminated with a copolymer unit of polyethylene oxide and poly-C4-C12-alkylene oxide, and (2) comprises at least one polycarbonate polyol containing hydroxyl groups.07-05-2012
20100273939POLYURETHANE DISPERSIONS AND COATINGS PRODUCED THEREFROM - The present invention discloses polyurethane dispersions based on aliphatic isocyanates which form hard coatings wherein the coatings also have good solvent resistant properties. The enhanced properties of the coatings are achieved by including from 1 to 8 weight percent of a high functional polyol in the polyol formulation for producing the dispersions.10-28-2010
20110105682HEAT ADHERENT POLYURETHANE FILM - The object of the present invention is to provide a polyurethane film having heat adhesion and further having high stress retention and excellent elastic functions, and the polyurethane film of the present invention is a heat adherent polyurethane film wherein the thermal adhesion peeling stress indicated by a maximum stress when separating a film from a cotton fabric after hot-pressing the film to the cotton fabric at a temperature of 130° C. under a pressure of 4 bar for 25 seconds is 5.88 N/cm or more and the stress retention at an elongation percentage of 200% indicated by a ratio of a stress (f05-05-2011
20100267893LIQUID STABILIZER MIXTURE - A mixture comprising 10-21-2010
20100292397FILLED POLYMER COMPOSITE AND SYNTHETIC BUILDING MATERIAL COMPOSITIONS - The invention relates to composite compositions having a matrix of polymer networks and dispersed phases of particulate or fibrous materials. The polymer matrix contains a polyurethane network formed by the reaction of a poly- or di-isocyanate and one or more saturated polyether or polyester polyols, and an optional polyisocyanurate network formed by the reaction of optionally added water and isocyanate. The matrix is filled with a particulate phase, which can be selected from one or more of a variety of components, such as fly ash particles, axially oriented fibers, fabrics, chopped random fibers, mineral fibers, ground waste glass, granite dust, or other solid waste materials. The addition of water can also serve to provide a blowing agent to the reaction mixture, resulting in a foamed structure, if such is desired.11-18-2010
20120220717USE OF TIN CATALYSTS FOR THE PRODUCTION OF POLYURETHANE COATINGS - The invention relates to the use of specific catalysts for the production of polyisocyanate polyaddition products, in particular for the coatings sector.08-30-2012
20120252967POLYURETHANES - The present invention relates to a polyurethane polymer comprising as part of its polymer backbone an α-oxy carbonyl moiety of general formula (I), where A and B represent the remainder of the polymer backbone and are the same or different, and R is an optionally substituted aliphatic hydrocarbon having three or more carbon atoms.10-04-2012
20090306285INKJET INKS CONTAINING CROSSLINKED POLYURETHANES - Inkjet inks that have, as a principal component, a crosslinked polyurethane dispersoid binder additive with selected diols used to prepare the polyurethane. The diols include a polyether diol, an ionic diol and polycarbonate, polyamide and/or poly(meth)acrylate diols. These inks can be used for printing on different media, and are particularly suitable for printing on textiles. The printed textiles are particularly durable to wash fastness and crock.12-10-2009
20120225996PROCESS FOR PRODUCING INTERNAL MOLD RELEASE AGENT FOR OPTICAL MATERIAL, INTERNAL MOLD RELEASE AGENT FOR OPTICAL MATERIAL, AND POLYMERIZABLE COMPOSITION INCLUDING THE SAME - The process for producing an internal mold release agent for an optical material of the present invention includes a step of heating, to a range of 80° C. to 140° C., a composition including (a) a phosphoric ester compound, and (b) an alcohol compound containing an aliphatic alcohol having 1 to 10 carbon atoms and/or aromatic alcohol, when the total amount of (a) and (b) is 100% by weight, the alcohol compound (b) is included in an amount equal to or more than 2.5% by weight.09-06-2012
20120264876PROTECTIVE COATINGS FOR HIGH STRENGTH STEELS - A process for coating a metallic surface of an aircraft. The process includes applying to the metallic surface a composition that polymerizes to form a polyurea having a tensile strength of more than 3500 psi and at least 700% elongation. The polyurea can be formed from an A-side and a B-side, where the weight percents of components for the A-side are: from about 30 to about 65 percent of polyisocyanate; from about 15 to about 70 percent of a polytetramethylene ether glycol; diluent, from 0 to about 20 percent; where the weight percents of components for the B-side are: from 35 to about 40 percent of one or more aromatic diamines; from about 20 to about 70 percent of one or more amine terminated polyether polyols.10-18-2012
20110213076Melt Processable Copolyetheramide Elastomers - The present invention relates to a melt processable copolyetheramide made by reacting (a) one or more segments of polyamide hard blocks derived from a lactam-terminated diisocyanate and a lactam monomer, and (b) one or more segments of polyether soft blocks derived from a polyether diol. The invention further provides for methods of making said copolyetheramide, including a continuous extruder method of production.09-01-2011
20110237741MIXTURE OBTAINED BY REACTING POLYOL AND ANHYDRIDE AND ITS USE IN POLYISOCYANATES FOR MAKING POLYISOCYANURATES - Isocyanurate-reactive mixture obtained by reacting an anhydride and a polyol; process for making it; polyisocyanate composition comprising this mixture; binder composition comprising such a polyisocyanate composition; the use of such a polyisocyanate composition and/or binder composition for making a polyisocyanurate and such polyisocyanurates.09-29-2011
20110237740BLEND OF SILYLATED POLYURETHANE CONTAINING POLYDIORGANOSILOXANE AND SILYLATED POLYURETHANE AND SUBSTRATES CONTAINING SAME AND PROCESS OF MAKING SAID SUBSTRATES - The present invention is directed to a composition having: (A) at least one silylated polyurethane resin containing polydiorganosiloxane; and, (B) at least one silylated polyurethane resin A.09-29-2011
20120277373MOISTURE-CURING FORMULATIONS WITH TIME-MODIFIED PHASES - The invention aims to allow a curable composition to have an extended working phase followed by a short time period in which said compound becomes fully cured. This is achieved by the provision of a curable composition comprising the following components: a) at least one polyether and/or at least one polyacrylic acid ester with at least one reactive silyl group as an end-group; b) at least one organotin compound; and c) at least one compound that does not contain any tin or silicon atoms and that has at least two functional groups. Said groups are selected from the following: carboxy, carbonyl or hydroxy groups, or nitrogen atoms that are part of a ring system with aromatic character. In addition, the invention relates to a method for producing such a composition, and to the use thereof as an adhesive, a sealant or as a coating material.11-01-2012
20120329943Composite Pavement Structure - A process for making a composite pavement structure comprising primed glass aggregate particles and a polymeric binder composition is disclosed. Systems and methods are also disclosed for the priming of glass aggregate particles. In one embodiment, the glass aggregate particles range from about 0.1 to about 0.5 inch in diameter and are exposed to a coupling agent in solution, for example an aqueous aminosilane solution, in an amount of about 1 to about 10 parts by weight of solution based on 100 parts by weight of the glass aggregate particles wherein the aqueous solution contains about 0.01 to about 5.0 parts by weight coupling agent based on 100 parts by weight of solution. After exposure, the primer is allowed to react and bond with the glass aggregate particles for a predetermined time period to provide primed glass particles, for example silylated glass particles, which are then dried. Once the primed glass and polymeric binder composition are mixed, they are allowed react and bond to provide a composite pavement structure.12-27-2012
20110319558METHOD FOR COATING A FLOOR - A method for coating a floor, wherein said method comprises applying an aqueous dispersion comprising polyurethane, an acrylate or a hybride or mixture thereof; drying said coating and subjecting the physically dry coating to ultraviolet radiation whereby a cured coating is obtained. Also claimed is reactive additives suitable for use in the methods as well as the floor itself.12-29-2011
20120101223RHEOLOGY MODIFIER - The present invention relates to a composition comprising a hydrophobically modified alkylene oxide polyurethane characterized by having a M, of from 50,000 to about 150,000 Daltons and a polydispersity of 2.5 to about 5.0. The present invention further relates to a multi-step process for the preparation of the hydrophobically modified polymer.04-26-2012
20130018147POLYURETHANE/POLYUREA SPRAY ELASTOMERS - Embodiments of the invention provide for spray elastomers which may be the reaction product of at least a first polyol composition, which includes at least one of a natural oil based polyol and a polybutadiene based polyol and at least one aliphatic or aromatic chain extender having at least two secondary amine groups, with at least a first isocyanate terminated pre-polymer which includes the reaction product of at least one isocyanate and at least one second polyol composition including at least one of a natural oil based polyol and a polybutadiene based polyol.01-17-2013
20130018146LOW-VISCOSITY URETHANE SYSTEM - A two-component urethane system. The first component is a hydroxy-terminated polyester polyol containing polymerized residues of phthalic acid and an aliphatic diol having M01-17-2013
20130178582COATED PARTS AND USE THEREOF - The invention relates to parts coated with polyurethane and to the use thereof, preferably in the sea.07-11-2013
20130178583REMOVABLE POLYURETHANE FLOOR COATING - Described are sacrificial floor coating compositions, comprising polyurethane dispersions having a slope of the stress modulus versus temperature curve from about −0.50×1007-11-2013
20130096254PROCESS FOR THERMALLY STABLE OLEOPHOBIC LOW ADHESION COATING FOR INKJET PRINTHEAD FRONT FACE - A coating for an ink jet printhead front face, wherein the coating comprises an oleophobic low adhesion coating having high thermal stability as indicated by less than about 15 percent weight loss when heated to up to 300° C., and wherein a drop of ultra-violet (UV) gel ink or a drop of solid ink exhibits a contact angle of greater than about 45° and sliding angle of less than about 30° with a surface of the coating, wherein the coating maintains the contact angle and sliding angle after the coating has been exposed to a temperature of at least 200° C. for at least 30 minutes.04-18-2013
20130096255PROCESS FOR THE PREPARATION OF LOW-VISCOSITY, WATER-EMULSIFIABLE ALLOPHANATES WITH RADIATION-CURABLE GROUPS - The present invention relates to a process for the preparation of low-viscosity polyisocyanate reaction products which contain allophanate groups, can be readily emulsified in water and contain activated groups which react, by polymerization, with ethylenically unsaturated compounds under the action of actinic radiation. The present invention furthermore relates to the products which can be prepared by the process according to the invention and their use.04-18-2013
20130210998TWO-PART POLYURETHANES BASED ON HYPERBRANCHED POLYMERS - A two-part polyurethane composition including a first pack and a second pack. The first pack includes at least one hyperbranched copolymer having OH groups and which is prepared from at least one or more monomer(s) having at least two unsaturated C—C bonds and one or more monomer(s) having one unsaturated C—C bond and one hydroxyl group in the presence of a cobalt (II) complex. The second pack comprises at least one polyisocyanate. Disclosed is a two-part polyurethane composition which has low viscosity, long pot life, fast cure, excellent weathering and UV resistance and which is suitable for use as a coating.08-15-2013
20130158194RHEOLOGY MODIFIER - The present invention relates to a process for preparing hydrophobically modified alkylene oxide polyurethanes by polymerizing, in the presence of a catalyst, a solvent-free melt of a polyisocyanate branching agent; a water-soluble polyalkylene glycol having an M06-20-2013
20110275757POLYURETHANE-BASED SURFACTANTS - The present invention relates to novel, high molecular weight surfactants based on polyurethanes for use in coatings, adhesives or sealants, for example.11-10-2011
20110237742Liquid Two-Component Coating Compositions - The invention relates to two-component liquid coating composition comprising: 09-29-2011
20100292396PROCESS FOR PREPARING POLYISOCYANATES - The present invention relates to a process for preparing polyisocyanates by oligomerization of isocyanates.11-18-2010
20120029145EXTRUSION OF POLYURETHANE COMPOSITE MATERIALS - A polyurethane composite material is described herein. The composite material may comprise a product of a reaction mixture between two or more polyols and an isocyanate, and may contain high levels of inorganic particulate material. Methods of preparing the composite material by forcing the material through a hole are also described. These composite materials may be useful in products such as synthetic building materials.02-02-2012
20130197158SELF-ALIGNED GRAPHENE POLYMER NANOCOMPOSITES - Highly-oriented graphene polymer nanocomposites are produced from an aqueous dispersion of graphene oxide in polyurethane latex followed by chemical reduction to form graphene sheets.08-01-2013
20130203935TWO-COMPONENT POLYURETHANE COMPOSITION WITH DELAYED CROSSLINKING - The invention relates to a crosslinking two-component polyurethane composition consisting of (i) a constituent A containing polyols and additives, and (ii) a constituent B containing between 100 and 65 wt. % of aromatic polyisocyanates, between 0 and 35 wt. % of aliphatic polyisocyanates, and between 0.05 and 3.0 wt. % of a retarder, and optionally additives, the mixed composition having a viscosity (EN ISO 2555) of between 100 mPas and 3000 mPas at 25° C., and the crosslinked composition having a glass transition temperature (Tg) of higher than 50° C. and a pot life of longer than 60 minutes. The two-component polyurethane composition is suitable as an adhesive and as a matrix substance for composite materials.08-08-2013
20130210997EROSION-RESISTANT COATING COMPOSITIONS - The invention relates to a composition which comprises at least one polyol component having a hydroxyl group content of 9% to 15% by weight relative to the total weight of the polyol component, and at least one isocyanate component having a free isocyanate group content of 10% to 15% by weight relative to the total weight of the isocyanate component. The polyol component comprises at least one polyol which is selected from the group of the polyether polyols, polyester polyols, and polyether polyester polyols. The isocyanate component comprises at least one di- or polyisocyanate-terminated polylactone prepolymer. The composition can be used as erosion-resistant coating material.08-15-2013

Patent applications in class With reactant containing at least one C-OH, (C=O)-OH or -C-O-C- group

Patent applications in all subclasses With reactant containing at least one C-OH, (C=O)-OH or -C-O-C- group