LANXESS DEUTSCHLAND GMBH Patent applications |
Patent application number | Title | Published |
20160090481 | HALOGEN-FREE FLAME-RETARDANT THERMOPLASTIC POLYESTERS - The present invention relates to halogen-free flame-retardants for thermoplastic polyesters with UL 94 V-0 classification and with particularly good mechanical properties and high tracking resistance. | 03-31-2016 |
20160043437 | PURE ELECTROLYTE - The present invention relates to pure lithium hexafluorophosphate and its use in an electrolyte and also a process for reducing the content of fluoride in lithium hexafluorophosphate. | 02-11-2016 |
20150353704 | POLYESTER COMPOSITIONS - The invention relates to compositions based on polyethylene terephthalate and polybutylene terephthalate with optimized crystallization behavior and consequently with optimized processing behavior in the injection molding process, and also to products to be produced therefrom, in particular with optimized crystallinity. | 12-10-2015 |
20150337124 | CROSS-LINKING OF CARBOXYLATED NITRILE RUBBERS BY MEANS OF CROSS-LINKING SYSTEMS CONTAINING RESOL - The invention relates to vulcanizable compositions based on carboxylated nitrile rubbers, at least one resol crosslinker, at least one silicatic filler and at least one specific silane, to a process for preparing these vulcanizable compositions, to a process for producing vulcanizates therefrom and to the vulcanizates thus obtained. The vulcanizates feature good mechanical and dynamic properties and an excellent compression set. | 11-26-2015 |
20150203675 | COMPOSITIONS THAT CAN BE VULCANIZED AND THAT ARE BASED ON ETHYLENE/VINYL ACETATE COPOLYMERS CONTAINING EPOXY GROUPS - The invention relates to vulcanizable compositions comprising
| 07-23-2015 |
20150133581 | RUBBER BLENDS CONTAINING SILICIC ACID AND COMPRISING ADDITIVES CONTAINING SULPHUR - The present invention relates to a silica-containing rubber mixture produced from at least one rubber, one sulphur-containing alkoxysilane, one crosslinking agent, one filler, and optionally further rubber auxiliary products and from 0.1 to 15 phr of a polysulphide additive of the formula (I) | 05-14-2015 |
20150126683 | CATALYST COMPOSITIONS AND THEIR USE FOR HYDROGENATION OF NITRILE RUBBER - This invention relates to novel catalyst compositions based on ruthenium or osmium carbene-complex catalysts, pref. of the Grubbs-I, -II or -III type or fluorenylidene analogues thereof, and terminal olefins, pref. enol ethers such as ethyl vinyl ether (EVE or VEE) as co-catalysts and to a process for selectively hydrogenating nitrile rubbers in the presence of such catalyst compositions, pref. with a preceding metathesis step using the same complex catalyst as in the hydrogenation step. | 05-07-2015 |
20150110955 | SEMICONDUCTING THIN [60]FULLERENE FILMS AND THEIR USE - The present invention relates to the use of soluble pentakis(alkylthio)derivatives of [60]fullerene as precursors for semiconducting thin [60]fullerene films by thermal decomposition and organic electronic devices using these films. | 04-23-2015 |
20150057450 | RUTHENIUM-BASED COMPLEX CATALYSTS - The present invention provides novel Ruthenium-based transition metal complex catalysts comprising specific ligands, their preparation and their use in hydrogenation processes. Such complex catalysts are inexpensive, thermally robust, and olefin selective. | 02-26-2015 |
20150051368 | NOVEL COMPOSITIONS FOR PRODUCING CAST POLYAMIDES - The present invention relates to novel compositions for production of cast polyamides. | 02-19-2015 |
20150018471 | SUCCINIC ACID ALKYL ESTER MIXTURES USED AS PLASTICIZERS - The present invention relates to novel succinic acid alkyl ester mixtures and to the use there as plasticizers for plastic materials. The claimed mixtures are characterised by having good plasticizing effects which lead the products produced with the mixtures to have improved application properties. | 01-15-2015 |
20140357801 | Nitrile rubbers coupled via bisdihydropyrazole groups, production thereof and use thereof - A nitrile rubber coupled via bisdihydropyrazole groups is produced by reacting a nitrile rubber which is based on conjugated dienes, α,β-unsaturated nitriles and optionally further copolymerizable monomers as monomers, may have been hydrogenated and has covalently bonded tetrazole groups with a bifunctional ene compound in which the ene groups can each be reacted with the tetrazole groups to give dihydropyrazole groups. | 12-04-2014 |
20140350158 | CROSS-LINKED ORGANOSILICON POLYSULFIDES - The present invention relates to new crosslinked organosilicon polysulphides, to processes for preparing them and to their use as additives for plastics and/or rubbers. | 11-27-2014 |
20140319404 | TWO-COMPONENT ELECTRON-SELECTIVE BUFFER LAYER AND PHOTOVOLTAIC CELLS USING THE SAME - The present invention relates to the use of certain substituted fullerenes in optoelectronic devices, preferably in photovoltaic cells, preferably in organic photovoltaic cells especially preferred in a two-component electron-selective buffer layer of an organic photovoltaic cell to improve the efficiency of solar cells for energy generation. | 10-30-2014 |
20140235744 | PROCESS FOR PRODUCING NITRILE RUBBERS IN ORGANIC SOLVENTS - A novel and improved process is provided for producing nitrile rubbers through free-radical polymerization in specific solvent mixtures. The resultant nitrile rubbers can then be subjected to hydrogenation. The process features excellent time-conversion curves. | 08-21-2014 |
20140234162 | STABILIZATION OF PYROCARBONIC ACID DIESTERS BY FINELY DIVIDED SOLIDS - Finely divided solids are highly suitable for use as stabilizers for pyrocarbonic acid diesters, it being possible to use the mixtures obtained in this manner for preserving industrial materials and foodstuff. | 08-21-2014 |
20140221691 | METHOD FOR PRODUCING RING-HALOGENATED N,N-DIALKYLBENZYLAMINES - The invention relates to a method for preparing ring-halogenated N,N-dialkylbenzylamines and intermediates obtainable therefrom for preparing agrochemicals and pharmaceutically active ingredients. | 08-07-2014 |
20140206785 | Mixtures Of Polymers Containing Blowing Agent, Insecticides, And Waxes - The present invention relates to mixtures of blowing agent-containing polymers, wax and insecticides, to coated polymer particles, to methods for producing coated polymer particles, to the use of these particles and mixtures in the production of polymer foams, to the use thereof for protecting polymer foams against infestation by insects, principally termites, and also to materials of construction and building materials produced from the insecticide-containing polymer foams. | 07-24-2014 |
20140205782 | MICROGEL-CONTAINING VULCANIZABLE COMPOSITION BASED ON HYDROGENATED NITRILE RUBBER - A novel vulcanizable composition is provided, based on at least one hydrogenated nitrile rubber, on at least one peroxide, on at least one unsaturated carboxylic acid and/or salts thereof, and also on specific microgels. These vulcanizable compositions can be used to obtain vulcanized products which can in particular be used for drive belts, roll coverings, hoses and cables. | 07-24-2014 |
20140205664 | METHOD FOR PRODUCING FINELY DIVIDED HAEMATITE AND FOR PRODUCING IRON OXIDE RED PIGMENTS - The present invention relates to an improved process for the production of finely divided haematite and of iron oxide red pigments made up of the finely divided haematite and the use of the finely divided haematites and iron oxide red pigments produced by this process. | 07-24-2014 |
20140197255 | METHOD FOR DISINTEGRATING AN ELASTOMER AND DISINTEGRATOR - The invention relates to a method for disintegrating an elastomer ( | 07-17-2014 |
20140182064 | POLYSACCHARIDE AND/OR POLYPEPTIDE BASED GRAFT POLYMERS AS SYNTHETIC TANNINS - A graft polymer of polysaccharides or polypeptides or its respective derivatives, obtainable by free radical polymerization of A) a monomer selected from or a monomer mixture of (a) from 20 to 100% by weight of acrylic acid or methacrylic acid or of a mixture thereof or of the alkali metal, alkaline earth metal or ammonium salts thereof, (b) from 0 to 80% by weight of other monoethylenically unsaturated monomers which are copolymerizable with the monomers (a) and (c) from 0 to 5% by weight of monomers having at least 2 ethylenically unsaturated, nonconjugated double bonds in the molecule, in the presence of either B1) polysaccharides, oxidatively, hydrolytically or enzymatically degraded polysaccharides, oxidized hydrolytically degraded or oxidized enzymatically degraded polysaccharides, or such chemically modified degraded products, chemically modified mono-, oligo-or poly-saccharides or mixtures of the stated compounds and/or B2) polypeptides, their hydrolysates or enzymaticallydegraded and optionally chemically modified products or mixtures of the stated compounds in a weight ratio A: (B1 or B2) of from 1:99 to 18:82 or in a weight ratio A:(B1+B2) of from 60:40 to 1:99 and B1:B2 of from 97:3 to 3:97 used as tanning agents. | 07-03-2014 |
20140175013 | NANOFILTRATION MEMBRANE - The invention relates to a nanofiltration membrane having a porous support membrane, the surface of the support membrane being coated with polymer particles which are prepared by emulsion polymerization and which have an average particle diameter of less than 70 nm, preferably between 30-60 nm, more preferably between 40-50 nm. | 06-26-2014 |
20140171565 | METHOD FOR PRODUCING RUBBER MIXTURES - The present invention relates to a process for producing rubber mixtures in a mixing process with, for example, a plurality of mixing stages, where these can optionally be divided into a plurality of sub-steps, comprising the mixing of the following components:
| 06-19-2014 |
20140163261 | METHOD FOR PRODUCING PARATHYMOL - The present invention relates to a process for the preparation of 4-isopropyl-3-methylphenol (p-thymol) from distillation residues of thymol production. | 06-12-2014 |
20140163156 | POLYESTER COMPOSITIONS - The invention relates to compositions based on polyethylene terephthalate and polybutylene terephthalate with optimized crystallization behavior and consequently with optimized processing behavior in the injection molding process, and also to products to be produced therefrom, in particular with optimized crystallinity. | 06-12-2014 |
20140155518 | RUBBER MIXTURES CONTAINING SILICIC ACID AND SULFUR-CONTAINING ADDITIVES - The present invention relates to silica-containing rubber mixture produced from at least one rubber, from a sulphur-containing alkoxysilane, from a crosslinking agent, from a filler, and optionally from further rubber auxiliaries, where the said mixture comprises from 0.1 to 15 parts by weight, based on 100 parts by weight of rubber used, of a silicon-free polysulphide additive of the formula (I) | 06-05-2014 |
20140142268 | METHOD FOR OBTAINING AND ISOLATING POLYCHLOROPRENE SOLIDS - The invention relates to methods for isolating and obtaining polychloroprene solids, wherein an aqueous polychloroprene dispersion is brought in contact with water vapor containing coagulant, whereby the polychloroprene solid coagulates. | 05-22-2014 |
20140142230 | RUBBER MIXTURES CONTAINING SILICIC ACID AND SULFUR-CONTAINING ADDITIVES - The present invention relates to silica-containing rubber mixture produced from at least one rubber, from a sulphur-containing alkoxysilane, from a crosslinking agent, from a filler, and optionally from further rubber auxiliaries, where the said mixture comprises from 0.1 to 15 parts by weight, based on 100 parts by weight of rubber used, of a silicon-free polysulphide additive of the formula (I) | 05-22-2014 |
20140142227 | RUBBER MIXTURES CONTAINING SILICIC ACID AND SULFUR-CONTAINING ADDITIVES - The present invention relates to silica-containing rubber mixture produced from at least one rubber, from a sulphur-containing alkoxysilane, from a crosslinking agent, from a filler, and optionally from further rubber auxiliaries, where the said mixture comprises from 0.1 to 15 parts by weight, based on 100 parts by weight of rubber used, of a silicon-free polysulphide additive of the formula (I) | 05-22-2014 |
20140123399 | SOLID, PARTICULATE TANNING AGENT PREPARATIONS - Solid particulate material containing
| 05-08-2014 |
20140114026 | COMPOSITIONS THAT CAN BE VULCANIZED AND THAT ARE BASED ON NITRILE RUBBERS CONTAINING EPOXY GROUPS - There are provided novel vulcanizable compositions based on optionally fully or partly hydrogenated nitrile rubbers containing epoxy groups, and specific crosslinkers, which no longer require use of conventional crosslinkers, more particularly sulphur. The vulcanizates producible therefrom possess very good compression sets at room temperature, 100° C. and 150° C., and additionally exhibit high tensile stress combined with good elongation at break. | 04-24-2014 |
20140114025 | VULCANIZABLE COMPOSITIONS BASED ON NITRILE RUBBERS CONTAINING EPOXY GROUPS - There are provided novel vulcanizable compositions based on optionally fully or partly hydrogenated nitrile rubbers containing epoxy groups, and specific crosslinkers, which no longer require use of conventional crosslinkers, more particularly sulphur. The vulcanizates producible therefrom possess very good compression sets at room temperature, 100° C. and 150° C., and additionally exhibit high tensile strength combined with good elongation at break. | 04-24-2014 |
20140114011 | Fine-particle, stable suspensions of functionalized, completely or partially hydrogenated nitrile rubbers - Novel stable aqueous suspensions of a functionalized, completely or partially hydrogenated nitrile rubber are provided with very low emulsifier content and small particle diameter, furtheron a process for production thereof and the use thereof for producing composite materials via coating of substrate materials with the suspension. | 04-24-2014 |
20140105812 | PROCESS FOR PREPARING CHROMIUM(III) OXIDE - Process for preparing chromium(III) oxide, which comprises the steps: | 04-17-2014 |
20140101974 | COATED LEATHER - A coated leather, in particular split cowhide leather, has a preferably nubuck-like appearing surface structure. The coating is formed with a surface layer formed with a mechanically and moisture-stable polymer and bonded to the surface of the leather or split leather by a polymer-based bonding layer. The outer layer is notable for inner smoothness and is formed with soft polyurethane. It includes in the non-embossed region microdepressions which are essentially closed in the direction of the leather but are open towards the outside, have an internal width of less than 130 μm and are arranged close-packed to each other in the manner of soapy foam cells. The microdepressions are each separately bounded by thin mutually crosslinked stays which have on the outside a matt or finely fibrous fine-roughness structure surface, and have an essentially semispherical-shaped concave inner surface which faces outward and is smooth. The coating may include two or more layers that are riveted to each other by way of pins or the like that are anchored in pores. | 04-17-2014 |
20140100305 | MOULDING COMPOSITIONS - This invention relates to polyamide moulding compositions with high resistance to heat/light ageing. | 04-10-2014 |
20140088241 | POLYESTER COMPOSITIONS - The invention relates to compositions based on polyester, titanium dioxide, and glass fibers, to the use of said compositions for producing short-period-heat-resistant products and also to a process for producing short-period-heat-resistant polyester-based products, in particular polyester-based optoelectronic products. | 03-27-2014 |
20140088041 | FUNGICIDAL PENFLUFEN MIXTURES - The invention relates to mixtures comprising penflufen, to the use of these mixtures for protecting industrial materials and to a method for treating industrial materials with the penflufen mixtures. | 03-27-2014 |
20140087039 | METHOD FOR PRODUCING SORBIC ANHYDRIDE AND ALSO USE THEREOF AS A PRESERVATIVE IN FOODS - A method is described for the production of sorbic anhydride, in which alkali metal or alkaline earth metal salts of sorbic acid are reacted with phosgene in an inert organic solvent. In addition, use thereof as a preservative in foods, in particular drinks, is described. | 03-27-2014 |
20140083330 | OIL- AND WAX-CONTAINING COMPOSITIONS IN PIECE FORM FOR THE COLORING OF ASPHALT AND BITUMEN - The present invention concerns agents containing at least one inorganic pigment, one or more oils, and one or more waxes, and also processes for production thereof and their use for coloration of building products, preferably asphalt, bitumen, bituminous mixtures, tar and tar-containing compositions, and also a process for coloration of building products and the building products colored with the agents. | 03-27-2014 |
20140079806 | PENFLUFEN AS A WOOD PRESERVATIVE AGAINST XYLOPHAGOUS BASIDIOMYCETES - The invention relates to the use of penflufen for protecting wood and wood-comprising materials against wood-destroying basidiomycetes. | 03-20-2014 |
20140069298 | OIL- AND WAX-CONTAINING AGENTS IN PIECE FORM COMPRISING PARTICULAR WAX MIXTURES FOR THE COLORING OF ASPHALT AND BITUMEN - The present invention concerns agents containing at least one inorganic pigment, one or more oils, at least one Fischer-Tropsch wax and at least one second wax, processes for production thereof and their use for coloration of building products, preferably asphalt, bitumen, bituminous mixtures, tar and tar-containing compositions, and also a process for coloration of building products and the building products colored with the agents. | 03-13-2014 |
20140066665 | PROCESS FOR THE PREPARATION OF MENTHOL - The invention relates to a process for the preparation of 2-isopropyl-5-methylcyclohexanol (D,L-menthol) via the hydrogenation of thymol to menthone and subsequent further hydrogenation to give D,L-menthol. | 03-06-2014 |
20140066664 | PROCESS FOR THE PREPARATION OF MENTHOL - The invention relates to a process for the preparation of 2-isopropyl-5-methylcyclohexanol (menthol) via the hydrogenation of thymol to neomenthol and the subsequent isomerization to give D/L (+/−)-menthol. | 03-06-2014 |
20140066575 | PROCESS FOR DEGRADING NITRILE RUBBERS IN THE PRESENCE OF CATALYSTS HAVING AN INCREASED ACTIVITY - A process of degrading nitrile rubbers comprises subjecting them to a metathesis reaction in the presence of specific catalysts with increased activity. | 03-06-2014 |
20140058050 | ACTIVITY MONITORING AND POLYMERIZATION PROCESS CONTROL - The present invention relates to a method to control a liquid feed stream carried out by measuring at least one spectrum of the liquid feed stream comprising an initiator or catalyst, determining its activity using a predictive model on the basis of said spectrum and adjusting the feed streams and/or the preparation conditions of the feed stream comprising the initiators or catalysts in order to attain or maintain a desired level of total activity. In a further aspect the invention relates to a controlled process for the preparation of polymers in a polymerization reactor by contacting liquid feed streams comprising monomers and initiators or catalysts, whereby the control of the feed streams entering the polymerization reactor and/or the initiator or catalyst preparation is carried out by measuring at least one spectrum of the liquid feed stream comprising an initiator or catalyst, determining its activity using a predictive model on the basis of said spectrum and adjusting the feed streams and/or the preparation conditions of the feed stream comprising the initiators or catalysts in order to attain or maintain a desired level of total activity within the polymerization reactor. More particularly, the invention relates to a method for controlling the activity of aluminium containing initiators in a process for the co-polymerisation of isolefins and multiolefins, in particular isobutylene and isoprene. The present invention further to device and a chemical plant suitable to operate said process. | 02-27-2014 |
20140051819 | POLYMERS OF ISOBUTENE FROM RENEWABLE SOURCES - The present invention is directed to a method for preparing isobutene from a renewable source and their use in the preparation of renewable polymers. The invention also discloses purification of isobutene, selective removal of 1-butene, cis-2-butene and trans-2-butene using microporous adsorbent material, and the oligomerization of the purified liquid isobutene yielding diisobutenes and triisobutenes. | 02-20-2014 |
20140046015 | POLYCHLOROPRENE SOLID HAVING THIXOTROPIC PROPERTIES - The invention relates to a polychloroprene solid on the basis of a polychloroprene dispersion, said solid having thixotropic properties. | 02-13-2014 |
20140039142 | EXTRUDER WITH INTEGRATED DIE PLATE AND METHOD FOR DEGASING POLYMER MIXTURES - The invention is directed to an extruder ( | 02-06-2014 |
20140038304 | HIGH-TEMPERATURE FURNACE, USE OF A SPINEL CERAMIC AND METHOD FOR CARRYING OUT T(O)C MEASUREMENTS OF SAMPLES - The present invention relates to a high-temperature furnace for T(O)C measurement of a sample, which has a furnace housing which bounds a vaporization space and has a sample opening for the dropwise introduction of the sample and at least one flushing opening for introduction of a flushing liquid. According to the invention, the furnace housing is lined with a spinel ceramic on an inner side facing the vaporization space. By means of the spinel ceramic, the vaporization space is lined with a material which allows particularly high temperatures within the vaporization space and thus very complete combustion and is at the same time very resistant to temperature changes. This allows cleaning with a flushing liquid at essentially the operating temperature of the vaporization space and removal of deposited salts, in particular recrystallized organic salts, from the vaporization space in the flushing liquid in dissolved or undissolved form. Aging of the high-temperature furnace by deposited salts can thereby be avoided or at least significantly retarded. | 02-06-2014 |
20140030582 | EMF-SHIELDED PLASTIC PREPREG HYBRID STRUCTURAL COMPONENT - The present invention relates to an EMF-screened plastic-organic sheet hybrid structural component, preferably a battery housing, and to its use in motor vehicles, preferably in electrically powered motor vehicles or hybrid motor vehicles, the abbreviation EMF meaning electromagnetic field(s). | 01-30-2014 |
20140024850 | STABILIZATION OF DICARBONATE DIESTERS WITH PROTONIC ACIDS - By using protonic acids, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and protonic acids are outstandingly suitable for preserving foods. | 01-23-2014 |
20140024784 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE HYDROGENATED NITRILE RUBBERS - The present invention relates to a process for the production of water and solvent-free hydrogenated nitrile rubber polymers, to the hydrogenated nitrile rubbers and the use thereof. | 01-23-2014 |
20140018580 | Separation of isomeric menthol compounds - The invention relates to a process for rectificative separation of compositions of matter containing diastereomers of 2-isopropyl-5-methylcyclohexanol by using ionic liquids as extractants. | 01-16-2014 |
20140016072 | METAL AZO PIGMENTS AND PIGMENT PREPARATIONS PRODUCED THEREFROM - The new metal azo pigments comprising the adduct of
| 01-16-2014 |
20140012046 | ISOMERISATION CATALYST - The present invention relates to a process for preparing menthol isomers by selective rearrangement of stereoisomers of menthol or mixtures thereof in the presence of ruthenium-containing supported catalysts doped with or comprising alkaline earth metal alkoxides, and to the catalysts themselves. | 01-09-2014 |
20140011915 | NITRILE RUBBERS WHICH OPTIONALLY CONTAIN ALKYLTHIO TERMINAL GROUPS AND WHICH ARE OPTIONALLY HYDROGENATED - An improved polymerization and process method allows the production of special nitrile rubbers which are characterized by a specific anion content and an excellent storage stability and allow a particularly good vulcanization rate and moreover result in vulcanized materials that have advantageous properties, especially with regard to the contact with metal components of molded parts based on said vulcanized materials. | 01-09-2014 |
20130345366 | PARTIALLY HYDROGENATED NITRILE RUBBERS - Provided are new partially hydrogenated nitrile rubbers which are distinguished by a specific ratio of viscosity to molecular weight, and also vulcanizable mixtures and vulcanizates based on said rubbers, and also the associated preparation processes. The partially hydrogenated nitrile rubbers lead to compounded formulations having advantageous processing properties in conjunction with excellent vulcanizate properties. | 12-26-2013 |
20130338300 | METHANOL-TERMINATED POLYMERS CONTAINING ETHER - The present invention relates to polymers functionalized by terminal groups, where these have, at the chain end, an ether-containing carbinol group of the formula (I) | 12-19-2013 |
20130334140 | TREATMENT OF EFFLUENTS FROM THE ELECTROPLATING INDUSTRY - The invention relates to a process for separating fluorinated acids, in particular perfluorocarboxylic acids and perfluorosulphonic acids, or salts thereof from metal-containing, aqueous solutions, in particular those which occur in the electroplating industry, by means of anion exchangers. | 12-19-2013 |
20130331524 | HYDROGENATION OF DIENE-BASED POLYMERS - This invention relates to a process for the hydrogenation of diene-based copolymers in the presence of catalysts on specific carrier materials containing at least one hyper-branched polymer. | 12-12-2013 |
20130324672 | PROCESS FOR REACTING CHEMICAL COMPOUNDS IN THE PRESENCE OF CATALYST SYSTEMS - New catalyst systems for metathesis reactions, in particular for the metathesis of nitrile rubber, are provided. | 12-05-2013 |
20130323087 | COMPRESSOR AND METHOD FOR COMPRESSING TECHNICAL GASES - The present invention relates to a compressor ( | 12-05-2013 |
20130303700 | BLENDS OF PARTIALLY HYDROGENATED NITRILE RUBBER AND SILICONE RUBBER, VULCANIZABLE MIXTURES AND VULCANIZATES BASED THEREON - Novel rubber blends based on partly hydrogenated nitrile rubber and silicone rubber containing vinyl groups are provided, these being produced by a metathesis reaction in the presence of suitable catalysts, as are vulcanizable mixtures and vulcanizates based thereon, and the corresponding production processes. | 11-14-2013 |
20130298803 | AQUEOUS CARBON BLACK FORMULATIONS FOR INK JET - Aqueous carbon black formulation containing a) at least one carbon black and b) at least one neutralized sulphation product of the reaction product of nitrobenzene and aniline in the presence of iron (II) chloride. | 11-14-2013 |
20130296468 | Flame-retardant polyamide compositions filled with ground glass - The present invention relates to flame-retardant compositions based on a thermoplastic polyamide comprising non-fibrous and unfoamed ground glass with specific particle size distribution, geometry and size, and also to the production and the use of the compositions of the invention for producing products, preferably fibres, foils and mouldings of any type. | 11-07-2013 |
20130289147 | THERMOPLASTIC MOULDING COMPOUNDS WITH INCREASED MELT STABILITY - This invention relates to substance mixtures for thermoplastic molding compositions, comprising A) polyamide and/or copolyamide, B) copolymers of at least one olefin and of at least one acrylate of an aliphatic alcohol, C) additives with chain-extending effect and D) impact modifiers and optionally also E) other additives and/or F) fillers and reinforcing materials. The invention further relates to processes for producing molding compositions of the invention and molded products or semifinished products which are produced from the substance mixtures of the invention, preferably by means of extrusion or blow molding of the molding compositions to be produced from the substance mixtures. | 10-31-2013 |
20130288066 | COMPOSITIONS COMPRISING AT LEAST ONE COMPOUND CONTAINING A CARBAMOYL SULFONATE GROUP AND USE OF THE SAME AS TANNING AGENTS - Aqueous composition containing
| 10-31-2013 |
20130281605 | METHANOL-TERMINATED POLYMERS CONTAINING SILANE - The present invention relates to polymers functionalized by terminal groups, where these have, at the chain end, a silane-containing carbinol group of the formula (I) | 10-24-2013 |
20130280458 | TRIALKYLSILYLOXY-TERMINATED POLYMERS - The present invention relates to polymers functionalized by terminal groups, where the polymers have a trialkylsilyloxy group of the formula (I) | 10-24-2013 |
20130261246 | CARBON NANOTUBE CONTAINING RUBBER COMPOSITIONS - The present invention provides a vulcanizable composition containing a specific hydrogenated nitrile rubber, at least one cross-linking agent and carbon nanotubes, a process for preparing such composition and the use thereof for preparing vulcanizates. Said vulcanizates exhibit excellent heat performance, oil resistance and mechanical strength. | 10-03-2013 |
20130261236 | PHTHALATE-FREE ISOCYANURATE FORMULATIONS - The present invention relates to novel low-monomer low-viscosity high-activity formulations composed of isocyanurate containing isocyanate groups, exclusively based on 2,4-diisocyanatotoluene and phthalate-free plasticizers, to the use thereof as adhesion promoters with improved adhesion for coating compositions based on plasticized polyvinyl chloride, and to coatings and coated substrates. | 10-03-2013 |
20130245140 | CHELATE RESINS - The present application relates to novel chelate resins which contain, as a functional group, quaternary nitrogen atoms in structures of the general formula (I) | 09-19-2013 |
20130237669 | NEODYMIUM-CATALYZED POLYBUTADIENES - The invention relates to a high-molecular-weight, linear, neodymium-catalysed polybutadiene having a high proportion, >95%, of cis-1,4 units having a low proportion, <1%, of 1,2-vinyl content, and also having a small molar-mass-polydispersity index (MPI), characterized in that | 09-12-2013 |
20130237667 | CROSS-LINKING AGENTS CONTAINING ISOCYANATE GROUPS FOR NITRILE RUBBERS - By the use of special cross-linkers that contain at least two isocyanate groups, hydroxyl group-containing optionally hydrogenated nitrile rubber polymers can be successfully cross-linked. Preferred cross-linkers contain allophanate, biuret, uretdione, uretonimine, bridged carbamate, carbodiimide, isocyanurate, iminooxadiazinedione or oxadiazinetrione structural elements. | 09-12-2013 |
20130216471 | PROCESS FOR PREPARING CHROMIUM(III) OXIDE - The present invention relates to a process for preparing chromium(III) oxide by reaction of alkali metal chromate with gaseous ammonia, subsequent hydrolysis, isolation of the hydrolysis product and calcination. | 08-22-2013 |
20130211031 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE NITRILE RUBBERS - The present invention relates to specific water and solvent-free nitrile rubbers having specific functional groups and/or end groups, a process for the production thereof and the use thereof. This process involves removing volatile compounds from a fluid (F) containing (1) at least one nitrile rubber and (2) at least one volatile compound, wherein the process comprises at least the steps of a.) treating the fluid (F) in at least one conversation unit, b.) retreating the concentrated fluid from step a.) in at least one retreating unit and c.) feeding the retreated concentrated fluid from step b.) into at least one retreating unit. | 08-15-2013 |
20130211030 | PROCESS FOR THE PRODUCTION OF WATER AND SOLVENT-FREE POLYMERS - The present invention relates to water and solvent-free polymers, in particular water and solvent-free synthetic rubber products like styrene butadiene rubber products and butadiene rubber products as well as a process for the production thereof. The invention further relates to a device suitable to accomplish said process. | 08-15-2013 |
20130193378 | PROCESS AND APPARATUS FOR CARBON DIOXIDE AND CARBONYL SULFIDE CAPTURE VIA ION EXCHANGE RESINS - A process for the reduction of carbon dioxide and carbonyl sulfide from various types of gas emitting sources containing carbon dioxide and/or gas or liquid emitting sources containing carbonyl sulfide, using ion exchange resin. | 08-01-2013 |
20130190443 | Thermoplastic moulding compositions with increased hydrolysis resistance - This invention relates to thermoplastic moulding compositions comprising A) polyamide and/or copolyamide, B) at least one copolymer of at least one olefin and of at least one acrylate of an aliphatic alcohol, C) at least one filler and/or reinforcing material, D) at least one oligomeric and/or polymeric carbodiimide, and optionally also at least one other additive E) and optionally at least one impact modifier F). The invention further relates to mouldings or semifinished products which are produced from the moulding compositions according to the invention, preferably by means of injection moulding. However, the present invention also relates to the use of a substance combination made of at least one component B) and of at least one component D) for improving the hydrolysis resistance of polyamide-based products. | 07-25-2013 |
20130184400 | Coating of substrates with curable fluorinated copolymers - A process for coating flexible substrates applying a curable fluorinated copolymer A which is the reaction product of FC and
| 07-18-2013 |
20130172489 | BIMODAL NEODYMIUM-CATALYZED POLYBUTADIENE - The invention relates to a high molecular weight bimodal neodymium-catalysed polybutadiene having a high proportion, >95%, of cis-1,4 units and a low proportion, <1%, of 1,2-vinyl content, wherein the polybutadiene has a linear polymeric main fraction and a long chain branched polymeric fraction, wherein the slope in the RGM relationship is >0.5 for the polymeric main fraction and <0.3 for the long chain branched polymeric fraction. | 07-04-2013 |
20130172385 | ANTHELMINTICS FOR PREVENTING PARASITIC INFECTIONS IN HUMANS AND ANIMALS - The present invention relates to compositions comprising certain active compounds which are suitable as repellents, and to their use for preventing an infection of humans or of animals by the infectious states of parasitic flatworms (platyhelminths). | 07-04-2013 |
20130168319 | TREATMENT OF WASTE WATER CONTAINING FLUORINATED ACIDS OR THE SALTS THEREOF - The invention relates to a method of separating off fluorinated acids, in particular perfluorocarboxylic acids and perfluorosulphonic acids or salts thereof, from dilute aqueous solutions with the help of anion exchangers. | 07-04-2013 |
20130165567 | MOULD-RELEASE AGENT COMBINATIONS - The present invention relates to mould-release agent combinations for plastics comprising A. at least one amide wax and B. at least one ester wax and/or C. at least one saponified wax, and also to the use of the mould-release agent combinations for plastics, where the plastic is polyamide, and also to thermoplastic moulding compositions based on polyamide comprising these mould-release agent combinations, and to processes for their production. | 06-27-2013 |
20130139649 | METHYLENE AMINOETHYL SULFONIC ACID CHELATING RESINS - The present invention relates to chelating resins containing methyleneaminoethylsulfonic acid groups, a process for producing them and also their use for removing heavy metals or metals of value from aqueous solutions having a pH of <4, preferably from process water in or from the electronics industry, the electroplating industry or the mining industry. | 06-06-2013 |
20130134099 | STEAM PURIFICATION - This invention relates to an improved process for producing weakly acidic cation exchange resins, in particular the purification of weakly acidic cation exchange resins derived from crosslinked poly(acrylonitrile) and also the use of steam for reducing the leaching of weakly acidic cation exchangers and finally a process for increasing the performance of water treatment systems, preferably of tap water treatment systems, using the weakly acidic cation exchangers produced according to the invention. | 05-30-2013 |
20130131238 | FLAME-PROOFED POLYMER COMPOSITIONS - The invention relates to a flame-proofed polymer composition that can be obtained form one or more α-olefin-vinyl acetate copolymers, having a vinyl acetate content of 40 to 90 wt %, relative to the total weight of the α-olefin vinyl acetate copolymers, and from a synergistic flame-proofing material combination, comprising, as component A, a phosphinic acid salt of the formula (I), where R | 05-23-2013 |
20130129960 | ARTICLE CUT TO SIZE - The invention relates to a multilayered cut-to-size format comprising a thin, polyurethane-based coating ( | 05-23-2013 |
20130129732 | METHOD FOR PRESERVING FOOD - Method for producing microbially stabilized foods characterized in that a food containing a dialkyl dicarbonate is treated by means of electroporation. | 05-23-2013 |
20130129604 | METHOD FOR PRODUCING AMMONIUM DICHROMATE - Process for preparing ammonium dichromate, comprising the steps of
| 05-23-2013 |
20130123398 | FLAME-PROOFED POLYMER COMPOSITIONS - The invention relates to a flame-proofed polymer composition that can be obtained from one or more α-olefin/vinyl acetate copolymers, having a vinyl acetate content of 40 to 90 wt %, relative to the total weight of the α-olefin/vinyl acetate copolymers, and from a synergistic flame-proofing material combination, containing, as component A, a phosphinic acid salt of the formula (I), where R | 05-16-2013 |
20130122399 | POLYMER ELECTROLYTE MEMBRANE WITH FUNCTIONALIZED NANOPARTICLES - The present invention relates to a polymer electrolyte membrane for fuel cells, comprising a polymer matrix of at least one basic polymer and one or more doping agents, wherein particles containing ionogenic groups and having a mean particle diameter in the nanometer range are embedded in the polymer matrix and the particles containing ionogenic groups are distributed homogeneously in the polymer matrix in a concentration of less than 50% relative to the weight of the polymer matrix, as well as to the production and use of same, especially in high-temperature fuel cells. | 05-16-2013 |
20130108543 | METHOD FOR PRODUCING CHROMIUM (III) OXIDE | 05-02-2013 |
20130090426 | PHTHALATE-FREE ISOCYANURATE FORMULATIONS - The present invention relates to novel low-monomer-content, low-viscosity, high-activity preparations made of isocyanurates containing isocyanate groups and of phthalate-free plasticizers, to use of the same as adhesion promoters with improved adhesion for coating compositions based on plasticized polyvinyl chloride, and also to coatings and coated substrates. | 04-11-2013 |
20130090361 | Biocidal compositions - The present invention relates to storage-stable biocidal compositions comprising at least one halogen-free isothiazolinone such as in particular 2-methyl-2H-isothiazol-3-one (MIT) and/or 1,2-benzisothiazolin-3-one (BIT) and/or salts thereof, and also stabilizing amounts of copper(II) ions, to a method for preserving technical materials by means of the aforementioned biocidal compositions, and to the technical materials treated therewith. | 04-11-2013 |
20130089718 | CUT-TO-SIZE FORMAT - The invention relates to a cut-to-size format comprising a more particularly sheeting-shaped or layer-shaped backing material ( | 04-11-2013 |
20130040864 | Microgels combined with functional additives - The invention relates to a composition comprising at least one microgel and at least one functional additive, to processes for the preparation thereof, to uses of the compositions, and to microgel-containing polymers, rubbers, lubricants, coatings, etc. prepared therefrom. | 02-14-2013 |
20130029069 | VULCANIZABLE POLYMER COMPOSITION COMPRISING A LOW MOLECULAR WEIGHT WITH OPTIONALLY HYDROGENATED NITRILE RUBBER - The present invention relates to vulcanizable polymer compositions comprising a very low molecular weight optionally hydrogenated nitrile rubber, at least one cross-linking agent, optionally at least one filler and optionally one or more further auxiliary products for rubbers, a process for preparing such vulcanizable polymer compositions, furtheron a process for vulcanizing such polymer compositions and the resulting vulcanizate, preferably as a shaped article. | 01-31-2013 |
20130005916 | PROCESS FOR THE PREPARATION OF LOW MOLECULAR WEIGHT HYDROGENATED NITRILE RUBBER - Pursuant to the invention a process for the production of hydrogenated nitrile rubber polymers having lower molecular weights and narrower molecular weight distributions than those known in the art in the is provided wherein the process is carried out in the presence of hydrogen and optionally at least one co-(olefin). The present invention further relates to the use of specific metal compounds in a process for the production of a hydrogenated nitrile rubber by simultaneous hydrogenation and metathesis of a nitrile rubber. | 01-03-2013 |
20120330051 | PROCESS FOR PREPARING IODOPROPARGYL COMPOUNDS - Process for the preparation of iodopropargyl compounds of the formula (I), | 12-27-2012 |
20120329954 | PROCESS FOR THE PREPARATION OF HYDROGENATED NITRILE RUBBER - The present invention relates to a process for the production of hydrogenated nitrile rubber polymers having lower molecular weights and narrower molecular weight distributions than those known in the art, wherein the process is carried out in the presence of hydrogen and optionally at least one co-olefin. The present invention further relates to the use of specific metal compounds in a process for the production of a hydrogenated nitrile rubber by simultaneous hydrogenation and metathesis of a nitrile rubber. | 12-27-2012 |
20120329952 | RUTHENIUM BASED CATALYSTS FOR THE METATHESIS OF NITRILE RUBBERS - The present invention relates to a process for the metathesis of nitrile rubbers in the presence of a specific catalyst for the metathetic degradation of nitrile rubber. The present invention further relates to specific novel metathesis catalysts and to the use thereof for the metathesis of nitrile rubbers. | 12-27-2012 |
20120329941 | METATHESIS OF NITRILE RUBBERS IN THE PRESENCE OF TRANSITION METAL CATALYSTS - The present invention relates to a low molecular weight optionally hydrogenated nitrile rubber and a process for preparing a low molecular weight optionally hydrogenated nitrile rubber by molecular weight degradation of nitrile rubbers via a metathesis process in the presence of a transition metal complex catalyst in a specific reaction mixture, a polymer composite comprising at least one optionally hydrogenated nitrile rubber, at least one cross-linking agent and/or curing system, optionally at least one filler and optionally further auxiliary products for rubbers and a shaped article comprising the optionally hydrogenated nitrile rubber or the composite. | 12-27-2012 |
20120322195 | METHOD FOR PRODUCING SOLAR MODULES - The present invention relates to a process for producing solar modules. | 12-20-2012 |
20120309897 | Polymers containing heterocyclic 3-ring compounds and iodine-containing compounds - Polymer, comprising at least one heterocyclic 3-membered-ring compound and one iodine-containing compound. | 12-06-2012 |
20120309893 | METHOD FOR PRODUCING A POLYCHLOROPRENE-BASED POLYMER DISPERSION AND SYSTEM FOR PRODUCING A POLYCHLOROPRENE-BASED POLYMER DISPERSION - Disclosed are systems and methods for producing a polymer dispersion based on polychloroprene, comprising steps of polymerizing chloroprene to polychloroprene, adding the polycholoprene dispersion to a stripper column, and removing chloroprene from the polychloroprene dispersion. | 12-06-2012 |
20120283351 | NITRILE RUBBERS AND PRODUCTION THEREOF IN ORGANIC SOLVENTS - A new process is provided for preparing nitrile rubbers by free-radical polymerization in an organic solvent and in the presence of specific modifier substances. This polymerization may be followed by hydrogenation to give likewise new hydrogenated nitrile rubbers, the hydrogenation advantageously taking place likewise in organic solvent. The optionally hydrogenated nitrile rubbers obtained are notable for having fragments of the employed modifier substances in the main polymer chain and/or as end groups. They can he prepared with a wide diversity of molecular weights and polydispersity indices, especially with very low polydispersity indices. | 11-08-2012 |
20120280536 | FRONT END OF A MOTOR VEHICLE - The invention relates to a front end of a motor vehicle, consisting of at least one main body and at least a first thermoplastic part and a second thermoplastic part, which are securely connected by injection molding firstly to the main body and simultaneously the various plastics parts are securely connected to one another, wherein the two plastics parts consist of different plastics materials and these are injection molded according to the bi-injection process and fuse with one another when they encounter one another. | 11-08-2012 |
20120270974 | MIXTURES COMPOSED OF FUNCTIONALIZED DIENE RUBBERS WITH TRIMETHYLOLPROPANE AND FATTY ACID, A PROCESS FOR PRODUCTION THEREOF AND USE THEREOF - The invention relates to functionalized diene rubbers with trimethylolpropane and fatty acid, to a process for production there of and use thereof for the production of wet-skid-resistant and low-rolling-resistance motor-vehicle tire treads with high abrasion resistance. | 10-25-2012 |
20120238649 | PROCESS FOR PRODUCING CATION EXCHANGERS - Strongly acidic cation exchangers with high mechanical, osmotic and oxidation stability can be prepared by sulfonating bead polymers formed from one or more vinylaromatic monomer(s), one or more crosslinker(s) and from 0.2 to 20% by weight of one or more vinyl ethers and/or vinyl esters. | 09-20-2012 |
20120237650 | STABILIZATION OF DIESTERS OF DICARBONIC ACID - By using phosphorus compounds, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and phosphorus compounds are outstandingly suitable for preserving foods. | 09-20-2012 |
20120232154 | PRESERVATIVES BASED ON CARBOXYLIC ANHYDRIDES - Carboxylic anhydrides are highly suitable as additive for industrial materials, cosmetics, pharmaceutics and foodstuffs, in particular beverages, for protecting them against attack and/or destruction by microorganisms. | 09-13-2012 |
20120208964 | NEODYMIUM-CATALYZED POLYBUTADIENES - The invention relates to a high-molecular-weight, linear, neodymium-catalysed polybutadiene having a high proportion, >95%, of cis-1,4 units having a low proportion, <1%, of 1,2-vinyl content, and also having a small molar-mass-polydispersity index (MPI), characterized in that
| 08-16-2012 |
20120208918 | STABILIZATION OF COMPOUNDS COMPRISING IODINE - Use of aziridines for stabilizing iodine-containing compounds, especially biocides. | 08-16-2012 |
20120193839 | Use of moulding compositions - The present invention relates to the use of moulding compositions comprising A) at least one polyamide and/or copolyamide, B) at least one copolymer comprising at least one olefin and at least one acrylate of an aliphatic alcohol, C) at least one di- or polyfunctional additive which has branching or chain-extending effect, D) at least one impact modifier differing from components B) and C), and optionally also E) other additives differing from the above mentioned components, to produce products, components, mouldings, moulded parts or semifinished products with increased resistance to crankcase gases and/or constituents of these, and also to a process for improving products, mouldings, components or moulded parts in motor vehicles, preferably in internal combustion engines of these, in respect of their resistance to crankcase gases, by using the said moulding compositions to produce the said products. | 08-02-2012 |
20120190766 | EVM Granulated Materials As Embedding Material For Solar Modules, Method For Its Production, Adhesive Foil As Well As A Solar Module, Method For Its Production And Production Device - The invention relates to pellets of α-olefin-vinyl acetate copolymers with a vinyl acetate content of ≧40% by weight, based on the total weight of the α-olefin-vinyl acetate copolymer, as an embedding material for solar modules, wherein the pellets comprise, as additives, at least one UV activator and at least one silane coupling reagent, and to the use thereof for the production of films for solar modules. | 07-26-2012 |
20120186487 | INORGANIC CARRIER MATERIALS CONTAINING HETEROCYCLIC 3-RING COMPOUNDS - Inorganic carrier material, comprising at least one adsorptively or covalently bound heterocyclic 3-membered-ring compound. | 07-26-2012 |
20120184766 | Process for preparing alkyl phosphates - The present invention relates to a process for preparing tetraalkyl bisphosphates by reacting tetrachlorobisphosphates with alcohols, neutralizing the resultant hydrogen chloride with a base, and isolating the desired product from the reaction mixture by extraction. | 07-19-2012 |
20120184765 | Process for preparing alkyl phosphates - The present invention relates to a process for preparing tetraalkyl bisphosphates by reacting tetrachlorobisphosphates with alcohols, neutralizing the resultant hydrogen chloride with a base, and isolating the salt formed in the neutralization from the reaction mixture as a solid. | 07-19-2012 |
20120184764 | Process for preparing alkyl phosphates - The present invention relates to a process for preparing tetraalkyl bisphosphates by reacting tetrachlorobisphosphates with alcohols, neutralizing the resultant hydrogen chloride with a base, and isolating the salt formed in the neutralization from the reaction mixture as a solid. | 07-19-2012 |
20120178973 | Method for improving the color number of trimethylolpropane - The present invention relates to a method for producing trimethylolpropane having a low color number by processing a raw reaction solution obtained according to the inorganic Cannizarro process while adhering to precisely defined pH values. | 07-12-2012 |
20120178804 | NITROGEN-CONTAINING INORGANIC CARRIER MATERIALS - The invention relates to nitrogen-containing inorganic carrier materials, more particularly to inorganic carrier materials containing organically bonded nitrogen, to their preparation and also to their use for stabilizing iodine-containing compounds, and also to binder formulations comprising them and to the use thereof for protecting industrial materials. | 07-12-2012 |
20120165439 | Flame-retardant polyamide compositions filled with ground glass - The present invention relates to flame-retardant compositions based on a thermoplastic polyamide comprising non-fibrous and unfoamed ground glass with specific particle size distribution, geometry and size, and also to the production and the use of the compositions of the invention for producing products, preferably fibres, foils and mouldings of any type. | 06-28-2012 |
20120160499 | PROCESS FOR TRANSPORTING FRACTURE ("FRAC") FLUID ADDITIVES TO OIL AND GAS WELLS UTILIZING ION EXCHANGE RESIN - There is disclosed a process for transporting fracture fluid additives underground to oil and gas wells by attaching a fracture fluid additive to an ion exchange resin and flowing the ion exchange resin underground and thereafter releasing the frac fluid additives from the ion exchange resins and also there is provided the use of an ion exchange resin as a proppant and a frac fluid lubricant. | 06-28-2012 |
20120129991 | PLASTICIZER PREPARATIONS WITH GOOD GELLING PROPERTIES - The present invention relates to plasticizer preparations based on benzoic ester with monohydric alcohols and aryl alkanesulphonates and use of these as plasticizers in plastics. | 05-24-2012 |
20120129099 | Method For Producing Pigments - Process for preparing pigments of the formula (I) | 05-24-2012 |
20120118197 | BUILDING MATERIALS RESISTANT TO ROOT PENETRATION AND METHODS FOR MAKING THE SAME - The present invention relates to building materials which are resistant to root penetration and methods for making such materials. In particular, the building materials comprise a root penetration inhibiting amount of Napropamide and the materials comprise bitumen. | 05-17-2012 |
20120116026 | PROCESS FOR DEGRADING NITRILE RUBBERS IN THE PRESENCE OF CATALYSTS HAVING AN INCREASED ACTIVITY - A process of degrading nitrile rubbers comprises subjecting them to a metathesis reaction in the presence of specific catalysts with increased activity. | 05-10-2012 |
20120108724 | STORAGE-STABLE, HYDROXY-MODIFIED MICROGEL LATICES - A composition is described, encompassing a constituent selected from the group consisting of a modified resin acid (I), a fatty acid (II) and a mixture composed of a modified resin acid (I) and of a fatty acid (II), where the degree of neutralisation of the constituent is from 104 to 165%. Its use for the production of microgels is also described. | 05-03-2012 |
20120101252 | STABILIZATION OF POLYOLS - The invention relates to a method of stabilizing polyols and also mixtures containing polyols and stabilizers. | 04-26-2012 |
20120101216 | METHOD FOR PRODUCING POLYMERIC SOLIDS - The invention relates to a method for producing polymeric solids free of auxiliary emulators starting from polymer latices (dispersion), wherein a polymer dispersion with a starting ph-value greater than 9 is set to a ph-value of 6 to 9 by adding gaseous carbon dioxide and the polymer dispersion is subsequently coagulated by shearing and/or freezing. | 04-26-2012 |
20120088941 | POLYOL REFINING - The subject of the present invention is a method for refining of polyols, preferably glycerol, by means of monodispersed ion exchangers in a purification unit of ion exclusion process and a mixed bed. | 04-12-2012 |
20120077123 | Organic pigments for colour filters - Use of pigments of the formula (I) | 03-29-2012 |
20120071324 | Biocidal substances - The present invention relates to biocidal and more particularly algicidal substances comprising one or more polymers which in turn comprise one or more biocides such as more particularly algicides, where at least one polymer has structural elements which derive from acrylonitrile. The invention further relates to biocidal compositions comprising aforesaid biocidal substances in particulate form, to a process for preparing the biocidal substances and the biocidal compositions and to the use of the biocidal compositions for protecting technical materials. | 03-22-2012 |
20120058358 | Flame-retardant timber materials - The present invention relates to timber materials rendered flame-retardant by using halogen-free organophosphorus compounds, to means and processes for producing these materials, and also to their use. | 03-08-2012 |
20120041129 | RUBBER MIXTURES CONTAINING SILANE AND HAVING POSSIBLY FUNCTIONALIZED DIENE RUBBERS AND MICROGELS, A METHOD FOR THE PRODUCTION THEREOF, AND USE THEREOF - The invention relates to rubber mixtures containing silane and having possibly functionalized diene rubbers and microgels, to a method for the production thereof, and to the use thereof to produce wet slipping resistant and low-rolling resistance motor vehicle tire treads having high abrasion resistance. | 02-16-2012 |
20120041126 | HNBR COMPOSITIONS WITH VERY HIGH FILLER LEVELS HAVING EXCELLENT PROCESSABILITY AND RESISTANCE TO AGGRESSIVE FLUIDS - The present invention relates to an elastomeric composition containing a nitrile rubber, preferably hydrogenated, and a filler. Compositions according to the present invention have high filler levels, excellent processability, and very good resistance to aggressive fluids and fuels compared to known HNBR compositions. | 02-16-2012 |
20120035228 | MICROBICIDAL COMPOSITIONS - The invention relates to synergistic mixtures of o-phenylphenol with other microbicidally active compounds, such as bronopol (2-bromo-2-nitro-1,3-propanedial), 2-methyl-2H-isothiazol-3-one, 1,2-dibromo-2,4-dicyanobutane. | 02-09-2012 |
20120029100 | PROCESS FOR PRODUCING CATION EXCHANGERS - Strongly acidic cation exchangers with high mechanical, osmotic and oxidation stability can be prepared by sulfonating bead polymers formed from one or more vinylaromatic monomer(s), one or more crosslinker(s) and from 0.2 to 20% by weight of one or more vinyl ethers and/or vinyl esters. | 02-02-2012 |
20120022213 | PRODUCING POLYCHLOROPRENE LATICES - The novel process provides latices of homo- and copolymers of chloroprene and of one or more further copolymerizable monomers at a higher reaction rate and hence in an improved space-time yield. The latices obtained have a high gel content, distinctly lower levels of by-products, in particular of chloroprene dimer, than prior art products, and are useful, if appropriate in concentrated form, for a wide variety of applications. | 01-26-2012 |
20120021117 | METHOD FOR PRESERVING DRINKS - Method of stabilizing drinks which is characterized in that
| 01-26-2012 |
20120010435 | METHOD FOR ISOLATING DI-TRIMETHYLOL PROPANE - The present invention relates to a method for isolating ditrimethylol propane from secondary trimethylol propane production streams. | 01-12-2012 |
20120010346 | HIGHLY FLEXIBLE, HALOGEN-FREE AND FIRE-RESISTANT THERMOPLASTIC CABLE MIXTURES - Compositions comprising at least one thermoplastic polymer as component A, at least one C | 01-12-2012 |
20120004379 | Initiator system for synthesizing high-vinyl diene rubbers, a method for producing high-vinyl diene rubbers, and use thereof to produce high-vinyl diene rubbers - The present invention relates to an initiator system for synthesizing high-vinyl diene rubbers, to a method for producing diene homopolymers and diene copolymers having a high vinyl content at high polymerization temperatures, and to the use thereof to produce diene homopolymers and diene copolymers having a high vinyl content at high polymerization temperatures. | 01-05-2012 |
20110297382 | PROCESS FOR TRANSPORTING FRACTURE ("FRAC") FLUID ADDITIVES TO OIL AND GAS WELLS UTILIZING ION EXCHANGE RESIN - There is disclosed a process for transporting fracture fluid additives underground to oil and gas wells by attaching a fracture fluid additive to an ion exchange resin and flowing the ion exchange resin underground and thereafter releasing the frac fluid additives from the ion exchange resins and also there is provided the use of an ion exchange resin as a proppant and a frac fluid lubricant. | 12-08-2011 |
20110288193 | Method for Producing Moulded Parts Containing Polybutadiene - The present invention relates to a novel process for the production of polybutadiene-containing mouldings. | 11-24-2011 |
20110285174 | Transverse-member module for a motor-vehicle - The present invention relates to a transverse-member motor-vehicle module for receiving the instrument panel and reinforcing the bodywork for the direct connection of the two A-pillars of a motor vehicle, composed of a transverse member with a steering-column retainer, where the transverse-member module, i.e. not only the transverse member but also the steering-column retainer, are manufactured using a metal-plastic-composite design (hybrid technology), and these are composed of at least one main body and of at least one first thermoplastic part and one second thermoplastic part, where these have been securely bonded via injection moulding firstly to the main body and simultaneously the various plastics parts have been bonded to one another, where the two plastics parts are composed of different plastics materials and these are injected in the bi-injection moulding process, where they fuse with one another when they encounter one another. | 11-24-2011 |
20110282001 | FUNCTIONALIZED DIENE RUBBERS - The present invention relates to functionalised diene rubbers and their production, to rubber mixtures, comprising these functionalised diene rubbers, and to their use for the production of rubber vulcanisates, which serve in particular for the production of highly reinforced rubber mouldings. Particular preference is given to the use in the production of tyres which have particularly low rolling resistance, and particularly high wet slip resistance and abrasion resistance. | 11-17-2011 |
20110278493 | NON-AGGLOMERATING MIXED BED ION EXCHANGERS - The invention relates to a process for producing non-agglomerating mixed bed ion exchangers or mixed bed components. | 11-17-2011 |
20110254311 | Door structure module - The present invention relates to a door structure module, preferably a door structure module for a motor vehicle, particularly preferably a motor vehicle door or a motor vehicle tailgate of metal-plastics-composite design (hybrid technology) and in which at least one panel profile is joined to at least two different plastics elements, where the two plastics elements are composed of different plastics materials which are simultaneously injection-moulded by the bi-injection-moulding process, and as a result of this when the melt fronts of these encounter one another they fuse with one another and simultaneously enter into a secure bond with the panel profile(s). | 10-20-2011 |
20110251348 | MODIFIED POLYMERS ON THE BASIS OF CONJUGATED DIENES OR OF CONJUGATED DIENES AND VINYL AROMATIC COMPOUNDS, A METHOD FOR THE PRODUCTION THEREOF AND THE USE THEREOF - The present invention relates to polymers based on conjugated dienes or on conjugated dienes and vinylaromatic compounds, to a process for their preparation, and to their use. | 10-13-2011 |
20110237717 | Fine-particle, stable suspensions of functionalized, completely or partially hydrogenated nitrile rubbers - Novel stable aqueous suspensions of a functionalized, completely or partially hydrogenated nitrite rubber are provided with very low emulsifier content and small particle diameter, furtheron a process for production thereof and the use thereof for producing composite materials via coating of substrate materials with the suspension. | 09-29-2011 |
20110230624 | NANOSTRUCTED POLYMERS ON THE BASIS OF CONJUGATED DIENES - The present invention relates to nano-structured diene polymers and their preparation and to their use. | 09-22-2011 |
20110229721 | HOTMELT ADHESIVES - New hotmelt adhesives are provided that are based on specific ethylene-vinyl acetate copolymers, styrene block copolymers, and a tackifying resin. These hotmelt adhesives are outstandingly suitable for bonding substrates, more particularly for bonding films to substrates. | 09-22-2011 |
20110224357 | CARBON NANOTUBES AND ORGANIC MEDIA CONTAINING MICROGELS - The invention relates to a composition containing at least one microgel, at least one carbon nanotube and at least one organic medium. Said organic medium can be cross-linked or non cross-linked. | 09-15-2011 |
20110190441 | NITRILE RUBBERS - Through the use of an improved iron-based redox system it is possible to prepare special new, optionally hydrogenated, nitrile rubbers which feature a more uniform monomer distribution and a lower fraction of long-chain branches and hence are distinguished by enhanced flow properties at the same time as very good properties on processing. | 08-04-2011 |
20110177244 | SOUND-DEADENING INSULATING MATERIALS WITH HIGH FIRE-RESISTANCE TIME - The present invention relates to a process of producing flame retarding, sound deadening insulating materials and their use. | 07-21-2011 |
20110172350 | SILANE-GRAFTED-a-OLEFIN-VINYL ACETATE COPOLYMER CONTAINING CROSSLINKABLE SILYL GROUPS, PROCESS FOR THE PREPARATION THEREOF AND USE FOR THE PREPARATION OF INSULATION OR SHEATH MATERIALS FOR CABLES OR LINES - The present invention is directed to a grafted α-olefin-vinyl acetate copolymer containing crosslinkable silyl groups which is composed of one or more α-olefin-vinyl acetate copolymers as component A, of which at least one, as component A1, has a vinyl acetate content of ≧60% by weight, based on the total weight of the α-olefin-vinyl acetate copolymer A1, and at least one unsaturated silane which contains at least one hydrolysable group and which is grafted on to the one or more α-olefin-vinyl acetate copolymers, as component B. The invention if further directed to a processes and uses for the grafted α-olefin-vinyl acetate copolymer. | 07-14-2011 |
20110139033 | ANTIFUNGAL LIQUID FORMULATIONS - The invention relates to stable antifungal liquid formulations for protecting material, containing 3-iodopropynyl butyl carbamate (IPBC) and n-octylisothiazolinone (n-OIT). | 06-16-2011 |
20110132844 | METHOD FOR IMPROVED REMOVAL OF CATIONS BY MEANS OF CHELATING RESINS - The present invention relates to a method for improved removal of cations, preferably alkaline earth metals, in particular calcium and barium, from aqueous solutions using chelating resins having acetic acid and/or iminodiacetic acid groups having high dynamic absorption capacity for cations at a low residual content of the cations and high regeneration efficiency, to the chelating exchangers themselves, and also to uses thereof. | 06-09-2011 |
20110123748 | Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated - An improved polymerization and processing method allows the production of special nitrile rubbers which are characterized by a specific cation content which leads to an excellent storage stability and particularly good vulcanization rate and moreover results in vulcanized materials that have advantageous properties. | 05-26-2011 |
20110123747 | Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated - An improved polymerization and process method allows the production of special nitrile rubbers which are characterized by a specific anion content and an excellent storage stability and allow a particularly good vulcanization rate and moreover result in vulcanized materials that have advantageous properties, especially with regard to the contact with metal components of molded parts based on said vulcanized materials. | 05-26-2011 |
20110112313 | PREPARATION OF FLUORINATED 1,3-BENZODIOXANES - The invention relates to novel fluorinated achiral 1,3-benzodioxanes of the general formula (I-a) and (I-b) | 05-12-2011 |
20110108488 | BORON-SELECTIVE RESINS - The present invention relates to boron-selective resins containing glucamide structures, a method for production thereof and also use thereof for removing boron from liquids, preferably from seawater, drinking water or process waters in or from the electronics industry. | 05-12-2011 |
20110098279 | USE OF TRIAZOLOPYRIMIDINE DERIVATIVES AS MICROBICIDES - Use of compounds of the formula (I) | 04-28-2011 |
20110091788 | GAS DIFFUSION ELECTRODES COMPRISING FUNCTIONALISED NANOPARTICLES - The invention relates to a gas diffusion electrode for polymer electrolyte fuel cells having a working temperature of up to 250° C., comprising a plurality of gas-permeable electroconductive layers having at least one gas diffusion layer and one catalyst layer. The catalyst layer contains particles of an average particle diameter in the nanometer range, said particles containing ionogenic groups. The invention also relates to the production of said gas diffusion electrode and to the use of same in high-temperature polymer electrolyte membrane fuel cells. | 04-21-2011 |
20110091365 | PICOLYLAMINE RESINS - The present application relates to novel gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms in structures of the general formula (I) | 04-21-2011 |
20110089116 | METHOD FOR IMPROVED REMOVAL OF CATIONS BY MEANS OF CHELATING RESINS - The present invention relates to a method for improved removal of cations, preferably alkaline earth metals, in particular calcium and barium, from aqueous solutions using chelating resins having aminomethylphosphonic acid groups and iminodimethylphosphonic acid groups having high dynamic absorption capacity for cations at a low residual content of the cations and high regeneration efficiency, and a markedly lengthened loading duration of the chelating resin, to the chelating exchangers themselves, and also to uses thereof. | 04-21-2011 |
20110086935 | PICOLYLAMINE RESINS - The present application relates to novel monodisperse, gel-type or macroporous picolylamine resins which are based on at least one monovinylaromatic compound and at least one polyvinylaromatic compound and/or a (meth)acrylic compound and contain tertiary nitrogen atoms in structures of the general formula (I) | 04-14-2011 |
20110086823 | DISINFECTANT - The invention relates to a disinfectant which comprises a special combination of biocidal phenols and, where appropriate, phenol derivatives and a keratolytic. The disinfectant is particularly suitable for controlling parasitic protozoa including their persistent forms. | 04-14-2011 |
20110077360 | PROCESS FOR REACTING CHEMICAL COMPOUNDS IN THE PRESENCE OF CATALYST SYSTEMS - New catalyst systems for metathesis reactions, in particular for the metathesis of nitrile rubber, are provided. | 03-31-2011 |
20110071201 | PHENOL-CONTAINING AZOLE COMPOSITIONS FOR THE PROTECTION OF INDUSTRIAL MATERIALS - Composition, comprising
| 03-24-2011 |
20110059279 | Nitrile rubbers which optionally contain alkylthio terminal groups and which are optionally hydrogenated - An improved polymerization and processing method allows the production of special nitrile rubbers which are characterized by a specific cation content which leads to an excellent storage stability and particularly good vulcanization rate and moreover results in vulcanized materials that have advantageous properties, especially with regard to the contact with water or water-containing media of molded parts based on said vulcanized materials. | 03-10-2011 |
20110056887 | REMOVAL OF OXO ANIONS FROM WATER - The present invention relates to a process for removing oxo anions from water and aqueous solutions having a high proportion of silicate by means of a filter arrangement comprising at least one anion exchanger and at least one oxo anion-specific adsorber, and to a filter arrangement to be used for this purpose. | 03-10-2011 |
20110030579 | AMIDOALKYLAMINE-COMPRISING AZOLE COMPOSITIONS FOR PROTECTING INDUSTRIAL MATERIALS - Use of compositions comprising
| 02-10-2011 |
20110028604 | FLAME-RETARDANT, CURABLE MOULDING MATERIALS - The invention relates to a halogen-free flameproofing agent for curable moulding materials, the use of such flameproofing agents for the flame-retardant treatment of curable moulding materials, a process for the preparation of halogen-free, flame-retardant curable moulding materials, and halogen-free, flame-retardant curable moulding materials. | 02-03-2011 |
20110028545 | PROCESS FOR INCORPORATING ANTIMICROBIAL PRODUCTS INTO SOAP COMPOSITIONS - The present invention relates to a process for producing concentrates of antimicrobial active ingredients, the concentrates themselves and their use for producing solid, liquid or pasty body cleaning compositions, such as in particular soaps. | 02-03-2011 |
20110021660 | FUNCTIONALIZED CARBON BLACK-FILLED RUBBERS - The invention relates to functionalized carbon black-filled rubbers, to the production of such rubber mixtures and to their use in producing vulcanized rubbers that are especially used for producing highly reinforced molded rubber products, especially for producing tires that have an especially low rolling resistance, especially good non-skid properties on wet surfaces and a good abrasion resistance. | 01-27-2011 |
20110020572 | STRUCTURAL ORGANOSHEET-COMPONENT - The present invention relates to structural organosheet-components of hybrid design composed of an organosheet which is reinforced by means of thermoplastics and which is suitable for the transmission of high mechanical loads, where particular flow aids are added to the thermoplastic in order to improve its physical properties. | 01-27-2011 |
20110017304 | FLEXIBLE TUBES - The present invention relates to a flexible tube with at least one folding bellows which has a plurality of convolutes which have been formed in the wall of the tube and which run across an external surface of the tube, where there is no separation between the convolutes in an axial longitudinal direction of the tube and the folding bellows has at least one convolute which has two opposite bending zones and two restricted elongation zones, where the arrangement has the restricted elongation zones between the opposite bending zones, and the height of the external surface of the convolutes in the restricted elongation zones is below the height of the external surface of the convolutes in the bending zones but still above external surface of the tube, and the wall thickness of the flexible tube in at least one restricted elongation zone in at least one convolute, preferably in all convolutes, of the restricted elongation zones of the tube is specifically greater than the wall thickness in the bending zones. | 01-27-2011 |
20110015360 | DITHIOCARBAMIC ESTERS - The present invention relates to dithiocarbamic esters, their preparation and their use for regulating the degree of polymerization during the polymerization of monomers, such as during the polymerization of chloroprene to give polychloroprene, and during the polymerization of 2,3-dichlorobutadiene to give poly-2,3-dichlorobutadiene, and during the copolymerization of chloroprene with 2,3-dichlorobutadiene. The present invention further relates to polymers which are obtainable via the polymerization of monomers in the presence of the dithiocarbamic esters of the invention. The present invention also relates to polymers which contain end groups derived from the dithiocarbamic esters of the present invention. | 01-20-2011 |
20110009462 | STABLE, SYNERGISTIC MIXTURES - The present invention relates to storage-stable, synergistically acting combinations comprising glutaraldehyde (GDA) and 2-methyl-2H-isothiazol-3-one (methylisothiazolinone, MIT) and, where appropriate, 2-bromo-2-nitropropane-1,3-diol (bronopol) and/or other active substances for protecting industrials materials. | 01-13-2011 |
20110003932 | FUNCTIONALIZED HIGH VINYL DIENE RUBBERS - The present invention relates to functionalized high-vinyl-content diene rubbers, to the preparation of rubber mixtures which comprise functionalized high-vinyl-content diene rubbers, and to the use thereof for the production of rubber vulcanizates which serve in particular for the production of highly reinforced rubber mouldings, particularly preferably for the production of tyres, where these have particularly low rolling resistance, and particularly high wet skid resistance and abrasion resistance. | 01-06-2011 |
20100331579 | DIALKYL PHENOLS - The present invention relates to a method for producing 4-isopropyl-3-methyl-phenol by alykylizing meta-cresol, distilling, and crystallizing. | 12-30-2010 |
20100330185 | ACTIVE INGREDIENT FORMULATIONS CONTAINING 2-THIAZOLE-4YL-1H-BENZOIMIDAZOL (THIABEN-DAZOLE OR TBZ) FOR THE PRODUCTION OF WPC - Use of a biocidal mixture containing IPBC and TBZ for protecting wood-plastic composites (WPC), containing thermoplastic polymer and wood particles, from attack and/or destruction by microorganisms. | 12-30-2010 |
20100313620 | CALCIUM FORMIATE FERTILISER - The invention relates to a method for producing a formulation containing calcium formiate, to the formulation itself, and to the use thereof for producing a product, and the use thereof as a fertiliser. | 12-16-2010 |
20100307979 | CHELATE RESIN - The present application relates to novel chelate resins which contain, as a functional group, quaternary nitrogen atoms in structures of the general formula (I) | 12-09-2010 |
20100297204 | PARTICULATE POLYMERS COMPRISING BIOCIDAL ACTIVE SUBSTANCE - The present invention relates to a particulate polymer matrix containing a biocidal active substance, distributed homogeneously in the polymeric matrix, processes for their preparation, dispersions containing this particulate polymer matrix, and their use as a microbiocidal composition for protecting industrial materials. | 11-25-2010 |
20100264382 | FLUORINE-SUBSTITUTED PERYLENES FOR COLOUR FILTERS IN LCDS - Use of fluorine-substituted perylenes in colour filters for liquid-crystal displays. | 10-21-2010 |
20100264359 | BIOCIDAL MIXTURES - The present invention relates to biocidal mixtures containing at least one biocide that is not a polyamine and at least one polyamine, and also to the use of the abovementioned biocidal mixtures in material protection. A special aspect of the invention relates in addition to a method for decolorizing and/or preventing discolorations of pyrithione-containing industrial materials by polyamines. | 10-21-2010 |
20100252506 | METHOD FOR PRODUCING CHELATE RESINS - The present invention relates to a method of producing novel chelate resins based on crosslinked polymer beads starting with methacrylic compounds, containing aminomethyl groups and/or aminomethyl nitrogen heterocyclic groups as functional groups, that have a high uptake capacity for heavy metals and rapid kinetics. | 10-07-2010 |
20100249351 | Synthetic rubber with narrow molecular weight distribution, a process for its preparation and a method of use - A novel process is used to prepare synthetic rubbers (B) which feature very narrow molecular weight distribution and a correspondingly low value for the polydispersity index. The preparation process encompasses the treatment of a synthetic rubber with ultrasound, where the resultant synthetic rubber (B) has a lower weight-average molecular weight (M | 09-30-2010 |
20100244316 | CONNECTING FIBER-REINFORCED MATERIAL TO AN NJECTION-MOULDED MATERIAL - A process for the bonding of a fiber-reinforced material to an injection-molding material and an article produced by the process. The process improves the bond between a fiber-reinforced starting material and a material applied by injection. A further plastics material is inserted under pressure into a fiber-reinforced plastics material. This results in interlock bonding between the further plastics material and the fibers of the fiber-reinforced plastics material. This type of bonding is substantially more stable than known bonding. | 09-30-2010 |
20100240848 | LOW MOLECULAR WEIGHT HYDROGENATED NITRILE RUBBER - The present invention relates to the process for preparing hydrogenated nitrile rubber polymers having lower molecular weights and narrower molecular weight distributions than those known in the art. | 09-23-2010 |
20100240838 | LOW MOLECULAR WEIGHT HYDROGENATED NITRILE RUBBER - The present invention relates to hydrogenated nitrile rubber polymers having lower molecular weights and narrower molecular weight distributions than those known in the art. | 09-23-2010 |
20100222510 | SILANE-GRAFTED-a-OLEFIN-VINYL ACETATE COPOLYMER CONTAINING CROSSLINKABLE SILYL GROUPS, PROCESS FOR THE PREPARATION THEREOF AND USE FOR THE PREPARATION OF INSULATION OR SHEATH MATERIALS FOR CABLES OR LINES - A grafted α-olefin-vinyl acetate copolymer containing crosslinkable silyl groups which is composed of one or more α-olefin-vinyl acetate copolymers as component A, of which at least one, as component A1, has a vinyl acetate content of ≧60% by weight, based on the total weight of the α-olefin-vinyl acetate copolymer A1, and at least one unsaturated silane which contains at least one hydrolysable group and which is grafted on to the one or more α-olefin-vinyl acetate copolymers, as component B; and a process for the preparation of the grafted α-olefin-vinyl acetate copolymer according to the invention, crosslinkable compositions containing the grafted α-olefin-vinyl acetate copolymer according to the invention and at least one crosslinking catalyst, the use of the crosslinkable compositions according to the invention for the production of insulation or sheath materials for cables or lines, a process for crosslinking the compositions according to the invention by bringing the crosslinkable compositions into contact with water, crosslinked compositions obtainable by the crosslinking process according to the invention and insulation or sheath materials for cables or lines containing the crosslinked composition according to the invention. | 09-02-2010 |
20100219381 | THERMALLY CONDUCTIVE AND ELECTRICALLY INSULATING THERMOPLASTIC COMPOUNDS - The present invention relates to thermoplastic moulding compositions based on thermoplastics with an electrically insulating, thermally conductive filler and with a further thermally and electrically conductive filler, and to production of these and to their uses. | 09-02-2010 |
20100216961 | HYDROGENATED NITRILE RUBBER WITH NARROW MOLECULAR WEIGHT DISTRIBUTION, A PROCESS FOR ITS PREPARATION AND A METHOD OF USE - A novel process produces a novel hydrogenated nitrile rubber (B) which features a very narrow molecular weight distribution and a correspondingly low value for the polydispersity index. The preparation process encompasses the treatment of a hydrogenated nitrile rubber (A) with ultrasound, whereupon the resultant hydrogenated nitrile rubber (B) has a lower weight-average molecular weight (M | 08-26-2010 |