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Class Information
Number: 252/182.22
Name: Compositions > Compositions containing a single chemical reactant or plural noninteractive chemical reactants; i.e., not vis-a-vis > Organic reactant > For subsequent solid polymer treatment or preparation; e.g., crosslinking, grafting, curing, hardening, vulcanizing, etc. > Reactant contains isocyante (-n=c=o) or blocked isocyanate group > Two or more reactants containing isocyanate or blocked isocyanate groups > Urethane (-n-c(=o)-o-c-) group
Description: Subject matter wherein the isocyanate compound in addition contains either a blocked isocyanate or urethane group.


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7553906 Dual cure systems Jun. 30, 2009
7468454 Amino-functional polyurethane prepolymers and a process for their preparation Dec. 23, 2008
7339020 High-functionality polyisocyanates Mar. 4, 2008
7323532 Low-viscosity radiation-curing and thermally curing polyisocyanates Jan. 29, 2008
7288213 Method for preparing low viscosity tricondensate polyfunctional isocyanates Oct. 30, 2007
7262231 Photosensitive amine generator, photocurable composition and photoreactive adhesive composition Aug. 28, 2007
7220814 Hydrophilicized blocked polyisocyanates May. 22, 2007
7214329 Storage stable aqueous organic peroxide emulsions May. 8, 2007
7199207 Neutral-coloured 1K polyurethane adhesive Apr. 3, 2007
7135504 Ink composition for ultraviolet curable ink-jet recording Nov. 14, 2006
7135128 Polyurethane compositions with a low content of diisocyanate monomer(s) Nov. 14, 2006
7129312 Adhesion promoters for monomer-free reactive polyurethanes Oct. 31, 2006
7074852 Blocked polyisocyanates Jul. 11, 2006
7060778 Ytterbium(III) acetylacetonate as a catalyst for the preparation of aliphatic oligocarbonate polyols Jun. 13, 2006
7045650 Polyurethane elastomers having improved physical properties and a process for the production thereof May. 16, 2006
7038003 Polyether allophanates stable towards discolouration May. 2, 2006
7033522 Pulverulent, water-dispersible, blocked polyisocyanate adducts, a process for the preparation and their use Apr. 25, 2006
6991746 Polymeric allophanates of diphenylmethane diisocyanate, perpolymers of these polymeric allophanates, and processes for the preparation of the polymeric allophanates and the prepolymers thereof Jan. 31, 2006
6992164 One-part polyurethane resin composition, method of preparing the same, and method of preparing a paint composition having the same Jan. 31, 2006
6987158 Polyadducts containing uretidone groups Jan. 17, 2006
6936184 Conductive member for OA equipment Aug. 30, 2005
6930196 Polyurethane hydrogel contact lens Aug. 16, 2005
6916897 POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PROCESS FOR THEIR PREPARATION, THEIR USE FOR THE PRODUCTION OF HIGHLY REACTIVE POLYURETHANE POWDER COATINGS WHICH ARE FREE FROM Jul. 12, 2005
6908980 POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PROCESS FOR THEIR PREPARATION, THEIR USE FOR THE PRODUCTION OF HIGHLY REACTIVE POLYURETHANE POWDER COATINGS WHICH ARE FREE FROM Jun. 21, 2005
6903167 Polyurethane prepolymers comprising NCO groups and a low content of monomeric polyisocyanate Jun. 7, 2005
6894138 Blocked polyisocyanate May. 17, 2005
6887399 Polymeric allophanates of diphenylmethane diisocyanate, prepolymers of these polymeric allophanates, and processes for the preparation of the polymeric allophanates and the prepolymers thereof May. 3, 2005
6878794 Urethane resins Apr. 12, 2005
6852823 Polyurethane and polyurethane-urea elastomers from polytrimethylene ether glycol Feb. 8, 2005
6838542 Stable liquid biuret modified and biuret allophanate modified diphenylmethane diisocyanates, prepolymers thereof, and processes for their preparation Jan. 4, 2005
6830705 Liquid stable MDI prepolymers and liquid stable curative systems suitable for room temperature casting which yield high performance urethane elastomers Dec. 14, 2004
6825376 NCO prepolymers prepared from isophorone diisocyanate and having a low monomer content Nov. 30, 2004
6809171 Monomer-poor polyurethane bonding agent having an improved lubricant adhesion Oct. 26, 2004
6803394 Radiation curable nail coatings and artificial nail tips and methods of using same Oct. 12, 2004
6797799 High 2,4'-diphenylmethane diisocyanate content prepolymers Sep. 28, 2004
6777523 Highly functional polyisocyanate mixtures which are dispersible in water Aug. 17, 2004
6767958 Modified polyisocyanates Jul. 27, 2004
6756467 Curable compositions Jun. 29, 2004
6750265 Prepolymer compostion for insulating foams Jun. 15, 2004
6727341 Stable and high solids aqueous dispersions of blocked polyisocyanates Apr. 27, 2004
6649084 Polyisocyanate curing agent for laminate adhesive, and laminate adhesive using the same Nov. 18, 2003
6632378 Nitrate ester plasticized energetic compositions, method of making and rocket motor assemblies containing the same Oct. 14, 2003
6613861 POLYADDITION PRODUCTS CONTAINING HYDROXYL AND URETDIONE GROUPS, PROCESS FOR THEIR PREPARATION, THEIR USE FOR THE PRODUCTION OF HIGHLY REACTIVE POLYURETHANE POWDER COATINGS WHICH ARE FREE FROM Sep. 2, 2003
6599958 Radiation curable nail coatings Jul. 29, 2003
6586552 Aminoazole-blocked isocyanate components Jul. 1, 2003
6538096 Storage-stable polyisocyanates Mar. 25, 2003
6528609 Allophanates of polymeric MDI Mar. 4, 2003
6525162 Polyols, polyurethane systems and polyurethane reactive hot melt adhesives produced therefrom Feb. 25, 2003
6515125 Liquid partially trimerized polyisocyanates based on toluene diisocyanate and diphenylmethane diisocyanate Feb. 4, 2003
6515164 Low monomer polyurethane prepolymer and process therefore Feb. 4, 2003

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