| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 528067000 | From two or more reactants containing -N=C=X groups | 13 |
| 20130060000 | METHODS FOR PRODUCING CROSSLINKABLE SILYL GROUP-CONTAINING POLYOXYALKYLENE POLYMERS - Embodiments of the invention provide for a method of producing a silylated polyoxyalkylene polymer having at least one crosslinkable silyl group and at least one hydroxyl group in each molecule. The method comprises providing a polyoxyalkylene polymer having at least one unsaturated group and at least one alcoholic hydroxyl group in each molecule, wherein the polyoxyalkylene polymer includes an impurity double metal cyanide complex mixed therein, and wherein the polyoxyalkylene polymer has not been treated with a metal-coordinating compound; and adding to the polyoxyalkylene polymer a compound having a hydrogen-silicon bond and a crosslinkable silyl group in each molecule and a hydrosilylation catalyst to thereby carry out a hydrosilylation reaction, wherein the hydrosilyation reaction is performed in an absence of a metal-coordinating compound. | 03-07-2013 |
| 20130023640 | CYANATE ESTER COMPOUNDS AND CURED PRODUCTS THEREOF - There is provided a novel cyanate ester compound that can provide a cured product possessing excellent heat resistance. The cyanate ester compound is represented by general formula (1): | 01-24-2013 |
| 20080269454 | Linear thermoplastic polyurethanes and method of fabricating the same - A linear thermoplastic polyurethane is provided. The linear thermoplastic polyurethane is prepared by starting materials of a difunctional hydrophilic polyether-polyol, 4,4-methylene bisphenyl diisocyanate (MDI) and a difunctional aliphatic polyester-polyol, wherein the starting materials of the linear thermoplastic polyurethane have an NCO:OH ratio of about 0.9:1-1.2:1. The invention also provides a method of fabricating the linear thermoplastic polyurethane. | 10-30-2008 |
| 20090286950 | Hotmelt process for producing a chemically crosslinked polyurethane film - Process for producing a chemically crosslinked polyurethane film, comprising the following substeps:
| 11-19-2009 |
| 20090048421 | FILM FORMING COMPOSITION, FILM, AND ELECTRONIC DEVICE - A film forming composition is provided that includes a compound represented by Formula (1) below and/or a polymer polymerized using at least a compound represented by Formula (1) below | 02-19-2009 |
| 20090171059 | Impact-Resistant Polyurethane - The present invention teaches a new process to produce novel, hard, optically clear, impact-resistant polyurethane polymers that are characterized by excellent thermo mechanical properties and chemical resistance, and the polymers made as a result of such a process. | 07-02-2009 |
| 20100130717 | BIODEGRADABLE MACROMERS - Methods for producing biocompatible compositions are provided. The biocompatible compositions include an aliphatic polyester macromer produced without the use of solvents or catalysts. The resulting aliphatic polyester macromer may be reacted with a polyisocyanate to form an end-capped aliphatic polyester macromer which, in turn, may be reacted with a polyol to produce a polyurethane. The polyurethane, in turn, may be reacted with a second polyisocyanate to produce an isocyanate-functional polyurethane. The compositions prepared by the methods of the present disclosure may be used as adhesives or sealants for medical/surgical uses. | 05-27-2010 |
| 20110054141 | ALIPHATIC MOISTURE-CURABLE RESINS, COATING COMPOSITIONS, AND RELATED PROCESSES - The present disclosure is directed to an aliphatic isocyanate-based moisture-curable resin. The disclosed resin may include an aliphatic isocyanate functional material and an cycloaliphatic isocyanate functional material. The resin may be used to formulate a coating composition that may exhibit no substantial sag when applied at a wet film thickness of at least 6 mils, and no substantial blistering when cured to a dry film thickness of at least 6 mils. | 03-03-2011 |
| 20090069527 | AIR DRYING POLYMER - Disclosed is a novel air drying polymer, such as an alkyd, built up from alternating air drying units and spacer units and having a general structure of R | 03-12-2009 |
| 20120123079 | POLYIMIDE MEMBRANES MADE OF POLYMERIZATION SOLUTIONS - The invention relates to polyimide membranes and to a phase inversion method for the production thereof. The polyimide membranes can be used to separate different gas mixtures. | 05-17-2012 |
| 20100234553 | Molded Polyurethane Part, Method for its Production and its Use - The present invention relates to lightfast and hydrolytically resistant molded polyurethane parts with excellent strength properties and a high temperature resistance and colorfastness to light at elevated temperatures for sophisticated applications in the sector of automobile interiors, which products are produced from a reaction mixture of aliphatic and/or cycloaliphatic compositions by using a cost-effective reaction injection molding method (RIM) or a casting method that requires only a short mold residence time. To this end, A) a composition composed of A1) an OH-terminated trifunctional prepolymer, A2) a polyol or a polyol combination, A3) at last one di- and/or trifunctional chain-lengthening agent and/or crosslinking agent with amine and/or hydroxyl groups, and A4) a catalyst system, and optionally A5) a stabilizer system, and optionally A6) at least one additive, and B) an isocyanate composition, are reacted. | 09-16-2010 |
| 20120277395 | POLYTHIOURETHANE POLYMERIZABLE COMPOSITION AND METHOD FOR PRODUCING OPTICAL RESIN BY USING SAME - A resin composition excellent in tintability and resin strength, a resin obtained by curing such a resin composition, and an optical component is provided. A polymerizable composition containing an isocyanate compound suitably used for transparent resin materials, at least one polythiol compound which may have one or more (poly) sulfide bonds in a molecule, and at least one polyhydroxy compound having two or more hydroxy groups in a molecule and/or at least one (poly)hydroxy(poly)mercapto compound having one or more hydroxy groups and one or more thiol groups is used. | 11-01-2012 |
| 20090192284 | Stabilisers based on polyisocyanates - Stabilizers composed of
| 07-30-2009 |
