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| Number | Title | Issue Date |
| 7208533 | Cover composition for golf ball A cover composition for a golf ball includes: an isocyanate group-terminated urethane prepolymer containing an isocyanate component derived from at least one diisocyanate selected from the group consisting of 4,4′-dicyclohexylmethane diisocyanate, isophorone diiso... | 04/24/2007 |
| 7045579 | Coating composition comprising an acetal-functional binder The invention relates to a coating composition comprising an acetal-functional binder and a thiol-functional cross-linker, wherein the acetal-functional binder is represented by the following formula wherein P is... | 05/16/2006 |
| 7005476 | Multicomponent coating and adhesive material Disclosed is a multicomponent, isocyanate-terminated or silane-functionalized coating and adhesive material which is continuously produced by mixing the individual components and by heating the latter and continuing mixing until said components reach a liquid state,... | 02/28/2006 |
| 6762241 | Polyurethane solutions containing alkoxysilane structural units The invention relates to polyurethane solutions with alkoxysilane structural units, processes for the preparation of polyurethane solutions containing alkoxysilane structural units and the use of polyurethane solutions containing alkoxysilane structural units. ... | 07/13/2004 |
| 6723820 | Solvent soluble poly(urethane/urea) resins Solvent based poly(urethane/urea) resins suitable for formulating flexographic and gravure laminating printing ink and coating compositions formed from a poly(urethane) prepolymer solution made from a blend of polymeric diols and diols reacted with diisocyanates and... | 04/20/2004 |
| 6624283 | Adhesive for rubber compositions, process for its preparation and articles comprising this adhesive The present invention relates to an adhesive usable at ambient temperature to bond together two cross-linked rubber compositions, to a process for preparing the adhesive, to a tread of a tire cover and to such a cover comprising this adhesive, and to an a... | 09/23/2003 |
| 6388004 | Method of controlling polymer molecular weight and structure The present invention concerns the preparation of polymers of low polydispersity and/or controlled molecular weight and architecture employing living free radical polymerization initiated by an alkoxyamine initiator or nitroxide plus, optionally, a free r... | 05/14/2002 |
| 6225435 | Stable polyurethaneurea solutions A viscosity-stable solution of a polyurethaneurea, in the substantial absence of viscosity stabilizers, and spandex dry-spun therefrom, prepared from certain polyether glycols and aliphatic diisocyanates and ethylene diamine, are provided.... | 05/01/2001 |
| 6169141 | Two-component polyurethane coating composition with anti-corrosive properties The present invention relates to a coating composition containing: A) 25 to 50 wt. % of a polyisocyanate component, B) 5 to 20% wt. % of one or more polyaspartic acid esters C) 10 to 30 wt. % of one or more polyaldimines having a number average molecular weight of ... | 01/02/2001 |
| 5922804 | Method for reducing volatile organic content of coating compositions A method for reducing the volatile organic content of coating compositions wherein first, the ketimine of acetone is formed by reacting acetone and a ketimine having the formula ##STR1## wherein n is 1 to 4, R1 and R2 may be alk... | 07/13/1999 |
| 5894071 | Two-component adhesive-, sealing- or coating composition and it's use Two-component adhesive-, sealing- or coating compositions are being described which are separately packed, and comprise the component A and the component D, whereby the component A is curing as soon as it gets in touch with water or the component D which ... | 04/13/1999 |
| 5877243 | Encrustation and bacterial resistant coatings for medical applications Disclosed are coatings and materials that resist bacterial colonization and encrustation for use in medical devices and urological applications. The coating includes acidic chelating components, reactively bound to a hydrophilic polyurethane prepolymer al... | 03/02/1999 |
| 5733967 | Aqueous polyurethane dispersions and their use for preparing coatings with excellent hydrolytic and thermal stability The present invention relates to aqueous dispersions of polyurethanes containing hydantoin groups (calculated as C3 N2 O2, MW 96) in an amount of 1 to 40% by weight, based on resin solids. The present invention also relate... | 03/31/1998 |
| 5714561 | Water-dispersable polyurethanes Water-dispersible polyurethane prepolymers comprising one or more organic diisocyanates; a difunctional compound having a molecular weight of from about 250 to about 10,000 which is difunctionally reactive with the organic diisocyanate and which is free o... | 02/03/1998 |
| 5693696 | Modified polyurethane including filler and method of manufacture thereof A modified polyurethane structionally incorporating filler having active hydrogen groups on a surface thereof into a polyurethane polymer. The filler is first fluidized with a polyol and then reacted with a linking component having an organo reactive grou... | 12/02/1997 |
| 5688860 | Polyurethane/polyurea elastomers Polyurethane/urea elastomers having an isocyanate equivalent index below 100, preferably from about 15 to about 80; containing an effective amount of polyisocyanate component, and an effective amount of an isocyanate reactive component comprising at least... | 11/18/1997 |
| 5668211 | Two-component polyurethane adhesive This invention relates to a low-viscosity two-component filled polyurethane adhesive comprising (a) a low-viscosity isocyanate component in a quantity sufficient to provide an isocyanate index of about 100 to about 150 comprising an organic polyisocyanate... | 09/16/1997 |
| 5662966 | Process for producing aqueous polyurethane coating and coat therefrom A process for producing an aqueous polyurethane coating is provided. A polyisocyanate, a polyol and a dimethylol alkane acid of the following formula, ##STR1## where R is an alkyl group of 2 to 10 carbon atoms, are simultaneously reacted in the ... | 09/02/1997 |
| 5661216 | Coating composition based on amines, aldimines and isocyanates A coating composition based on amines, aldimines and isocyanates which forms a polyurea coating or film. These coating compositions are especially useful in the automotive refinish industry due to the cure rate at ambient conditions. The coatings of these... | 08/26/1997 |
| 5652301 | Aqueous polyurea dispersions and their use for preparing coatings with excellent hydrolytic and thermal stability The present invention relates to aqueous dispersions of polyureas containing hydantoin groups (calculated as C3 N2 O2, MW 96) in an amount of 1 to 40% by weight, based on resin solids. The present invention also relates to... | 07/29/1997 |
| 5629402 | Coating compositions and their use for the preparation of coatings permeable to water vapor This invention relates to coating compositions containing (A) a polyurethane system containing either a polyurethane containing ionic groups and polyethylene oxide units or a precursor thereof prepared from a blocked isocyanate prepolymer and a cross-link... | 05/13/1997 |
| 5621043 | Elastomeric sealants An elastomer composition, resistant to hydrocarbon fluid and water absorption, comprising a) an isocyanate reactive component comprising a polypropylene ether polyol containing from about 5 percent to about 60 percent of a dispersion comprising a condensa... | 04/15/1997 |
| 5614575 | Sprayable polyurethane compositions A sprayable polyurethane composition containing an isocyanate component and a polyol component is provided, wherein the polyol component includes a polyether polyol amine; a nitrogen-free hydoxy-terminated polyether; and a sucrose-polyether polyol. Prefer... | 03/25/1997 |
| 5605951 | Silica reinforced rubber compostition and tire with tread thereof The present invention relates to a rubber composition containing silica reinforcement and to pneumatic tires having treads comprised of such rubber composition. A rubber composition comprises at least one elastomer, silica, carbon black and a silica coupl... | 02/25/1997 |
| 5541280 | Linear segmented polyurethaneurea and process for production thereof A linear segmented polyurethaneurea having a degree of branching (Nb) of 3 or less and obtained by chain-extending a prepolymer with an organic diamine in an organic solvent comprising dimethylformamide or dimethylacetamide, wherein the prepolymer has an ... | 07/30/1996 |
| 5521247 | Aqueous coating agent, its manufacture and use for producing layers of filler Aqueous coating agent including a water-dilutable mixture of binding agents of I. 50 to 88 wt. % of a neutralised water-soluble reaction product including (A) 10 to 80 wt. % of a polyurethane resin with an acid number of 70 to 160, at least one terminal blocke... | 05/28/1996 |
| 5506328 | Low VOC, moisture curable, two-component coating compositions based on organic polyisocyanates This invention relates to a process for coating a substrate comprising contacting the substrate with a low volatile organics, moisture curable, two-component coating composition comprising an admixture of an A-side and a B-side, said A-side comprising an ... | 04/09/1996 |
| 5473009 | Mold material composition and method for preparing mold A self-hardening mold material composition comprising 100 parts by weight of molding sand, 0.1 to 6 parts by weight of a component (a), 0.1 to 4 parts by weight of a component (b), 0.05 to 2.0 parts by weight of a component (c) as SiO2, and 0.0... | 12/05/1995 |
| 5444117 | Coating compositions containing polyisocyanates and aldimines which have improved storage stability The present invention relates to a coating composition having an improved pot life without a corresponding increase in dry time when cured under ambient conditions which contains a) a polyisocyanate component, b) an aldimine based on the reaction product of a ... | 08/22/1995 |
| 5422414 | Modified polyurea-polyurethane systems endowed with improved processability This invention relates to a polyurea-imide RIM composition, molded articles of a polyurea-imide RIM composition, and a method of forming a polyurea-imide molded article.... | 06/06/1995 |
| 5367017 | Aqueous polyurea dispersions prepared by an emulsion polymerization process The present invention is directed to a aqueous polyurea dispersion for the preparation of an aqueous polyurea dispersion by I) dispersing in water at an NCO:NH equivalent ratio of 0.5:1.0 to 2.0:1.0 a) a polyisocyanate which has an average functionality of 1.5 to 4... | 11/22/1994 |
| 5334673 | Polyurethane golf ball The golf ball is made from a composition of a polyurethane prepolymer and a slow-reacting polyamine curing agent and/or a difunctional glycol. The slow-reacting polyamine curing agents and difunctional glycols are 3,5-dimethylthio-2,4-toluenediamine; 3,5-... | 08/02/1994 |
| 5328954 | Encrusting and bacterial resistant coatings for medical applications Disclosed is an encrustation and bacterial-resistant coating for use on medical devices and in other medical-related applications. The coating includes a reaction product formed by the covalent linkage of a hydrophilic polyurethane prepolymer and aminopol... | 07/12/1994 |
| 5300560 | Slower reacting rim systems based upon aliphatic amine terminated polyethers The present invention is directed to the discovery that certain additives of the type described in U.S. Pat. No. 3,726,952 effectively slow down the reaction rate of certain RIM systems based upon aliphatic amine terminated polyethers.... | 04/05/1994 |
| 5210127 | Free-flowing, thermoplastically processible and post-crosslinkable polyurethane powders Novel powders useful in the slush molding process are produced by reacting an emulsion of either an isocyanate or an isocyanate reactive material with either an isocyanate reactive material or an isocyanate, depending upon the nature of the component used... | 05/11/1993 |
| 5191012 | Aqueous dispersions of encapsulated polyisocyanates The present invention is directed to an aqueous dispersion of an encapsulated polyisocyanate which contains ureacted isocyanate groups and is prepared by a) dispersing in water a polyisocyanate which has an isocyanate content of at least 12% by weight and... | 03/02/1993 |
| 5187225 | Sealant compound with carbon fiber mixed therein The sealant compound of this invention comprises polyurethane resin or its precursor mixed with vapor grown carbon fiber. In the compound, whisker-shaped carbon fibers with high tensile strength intertwine and form lattices. In addition, carbon fibers are... | 02/16/1993 |
| 5185200 | Aqueous polyisocyanate dispersions with reduced isocyanate contents and their use for the production of fiberglass mats The present invention is directed to an aqueous polyisocyanate dispersion which has an isocyanate content of at least 0.5% by weight, based on the weight of the polyisocyanate, and is prepared by a) dispersing in water a polyisocyanate which has an isocyanate ... | 02/09/1993 |
| 5182034 | Internal mold release compositions Internal mold release compositions for use in preparing molded polymeric products are disclosed which contain (a) a primary or secondary amine, (b) a carboxylic acid or amido carboxylic acid salt of a group II metal or of aluminum, lithium, copper, iron, ... | 01/26/1993 |
| 5164473 | Two-component polyurethane adhesive The present invention relates to a low-viscosity two-component filled polyurethane adhesive comprising an organic polyisocyanate component and an isocyanate-reactive curative component. The curative component comprises a blend of relatively high equivalen... | 11/17/1992 |
