Matches 1 - 36 out of 36
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7125932 Coating composition  
The present invention provides (i) a novel composition which is the polyol reaction product polyol made by mixing together a polyhydroxyl-tertiary amine, at least two of the hydroxyl groups of said...
6818675 Process for preparing polyurethane foam  
A process for preparing a polyurethane foam is provided which comprises reacting a polyisocyanate and an active hydrogen-containing component, including water and an organic polyol, in the presence...
6800714 Catalyst and process for preparing color-reduced polyisocyanates containing isocyanurate groups  
The present invention relates to a catalyst and to a process for preparing color-reduced polyisocyanates containing isocyanurate groups.
6780908 Coating composition  
The present invention relates to coating compositions which can be used as the clear coat for automotive finishing or refinishing, the coating composition contining a film-forming binder which...
6730628 Catalyst and process for preparing color-reduced polyisocyanates containing isocyanurate groups  
The present invention relates to a catalyst and to a process for preparing color-reduced polyisocyanates containing isocyanurate groups.
6703452 Coating composition  
The present invention relates to coating compositions which can be used as the clear coat for automotive finishing or refinishing, the coating composition containing a film-forming binder which...
6660781 Process for preparing polyurethane foam  
A process for preparing a polyurethane foam, especially according to the one-shot foaming process the quasi-prepolymer process and the prepolymer process, by reactions between a polyisocyanate and...
6552154 Catalyst and process for preparing color-reduced polyisocyanates containing isocyanurate groups  
The present invention relates to a catalyst and to a process for preparing color-reduced polyisocyanates containing isocyanurate groups.
6433085 Coating composition  
The present invention provides (i) a novel composition which is the polyol reaction product polyol made by mixing together a polyhydroxyl-tertiary amine, at least two of the hydroxyl groups of said...
6395796 Process for preparing polyurethane foam  
A process for preparing a polyurethane foam, especially according to the one-shot foaming process, the quasi-prepolymer process and the prepolymer process by reactions between a polyisocyanate and...
EP1045891A1 Title is not available  
5561187 Cationic polyurethane compositions, quaternary ammonium salts and methods for their preparation  
The preparation and use of quarternized bis hydroxy alkyl amines by the reaction of a tertiary amine and an alkylene oxide in a strong acid system are disclosed. Cationic polyurethane compositions...
5489618 Process for preparing polyurethane foam  
A process for preparing a polyurethane foam according to the one-shot foaming process by reactions between a polyisocyanate and an active hydrogen-containing component including water and an...
5420186 Internal mold release agents comprising metallic soaps compatibilized with liquid quaternary ammonium salts  
In an active hydrogen-containing B-side composition for reaction with a polyisocyanate-containing A-side composition to make a polyurethane or polyurethaneurea elastomer by reaction injection...
5324759 RIM polyol blends containing acidic siloxane internal mold release agents and quaternary ammonium phenoxides  
In an active hydrogen-containing B-side composition for reaction with a polyisocyanate-containing A-side composition to make a polyurethane, polyurethaneurea or polyurea elastomer by reaction...
EP0182203B1 Delayed action/enhanced curing catalysis in polyurethane systems  
Abstract not available for EP0182203 Abstract of corresponding document: US4582861 A method for preparing polyurethane product by the reaction of an organic polyisocyanate with a polyester or...
4904629 Quaternary triethylenediamine compositions and their combination with tertiary amines for delayed action/enhanced curing catalysts in polyurethane systems  
A method for preparing polyurethane product by the reaction of an organic polyisocyanate with a polyester or polyether polyol in the presence of a catalytically effective amount of a catalyst...
4785025 Quaternary triethylenediamine compositions and their combination with tertiary amines for delayed action/enhanced curing catalysts in polyurethane systems  
A method for preparing polyurethane product by the reaction of an organic polyisocyanate with a polyester or polyether polyol in the presence of a catalytically effective amount of a catalyst...
EP0182203A2 Delayed action/enhanced curing catalysis in polyurethane systems.  
Abstract not available for EP0182203 Abstract of corresponding document: US4582861 A method for preparing polyurethane product by the reaction of an organic polyisocyanate with a polyester or...
4582861 Delayed action/enhanced curing catalysis in polyurethane systems  
A method for preparing polyurethane product by the reaction of an organic polyisocyanate with a polyester or polyether polyol in the presence of a catalytically effective amount of a catalyst...
4577017 Process for the preparation of an isocyanurate compound containing isocyanate groups  
Process for the preparation of an isocyanurate-compound containing isocyanate groups by trimerisation of a diisocyanate in the presence of a compound having the formula ##STR1## in combination...
4465791 Process for preparing polyol-catalyst mixtures useful in the preparation of rigid polyurethane cellular products  
Polyol-catalyst mixtures, useful in the preparation of rigid polyurethane cellular products, are prepared simultaneously by reacting a Mannich base compound, water, and an epoxide and subsequently...
4404121 Process for preparing polyol-catalyst mixtures useful in the preparation of rigid polyurethane cellular products  
Polyol-catalyst mixtures, useful in the preparation of rigid polyurethane cellular products, are prepared simultaneously by reacting a Mannich base compound, water, and an epoxide and subsequently...
4404120 Process for preparing hydroxy-containing amine complexes which are useful as catalysts for trimerizing isocyanates and preparing polyurethanes  
Hydroxy-containing amine complexes useful as catalysts for the trimerization of isocyanates and the preparation of urethanes from alcohols and isocyanates, are prepared in good yield by reacting an...
4379757 Tertiary amine catalyst mixtures useful in cellular polyurethane formation  
Tertiary amine catalyst mixtures comprising at least one hydroxyalkyl piperazine, preferably 2-hydroxyethyl piperazine or 1,4-di-(2-hydroxyethyl) piperazine, and at least one other tertiary amine...
4335219 Process for reacting isocyanates in the presence of quaternary ammonium zwitterions  
The reaction of an isocyanate such as toluene diisocyanate with itself to form an isocyanurate or with an active hydrogen compound such as diethylene glycol to form a urethane is catalyzed by the...
4324879 Process for the preparation of polyisocyanates containing isocyanurate groups and the use thereof  
The present invention is concerned with an improved process for the production of partially trimerized hexamethylene diisocyanate which yields isocyanurate isocyanates which have low viscosity and...
4288586 Process for the preparation of polyisocyanates containing isocyanurate groups  
The present invention relates to a new process for the preparation of polyisocyanates containing isocyanurate groups by the partial trimerization of the isocyanate groups of...
EP0010589A1 Title is not available  
EP0010411A1 Method for preparing an elastomeric urethane-urea copolymer and a composition for preparing same.  
An elastomeric urethane-urea copolymer is prepared by reacting an isocyanate-terminated oligomer or prepolymer with as chain extending agent an aromatic diamine wherein each amine group is bonded...
4186255 Bis-quaternary ammonium salts as polyisocyanurate catalysts  
Covers the use of quaternary ammonium carboxylate salts as polyisocyanurate catalysts. Said catalysts are useful in promoting the reaction between a polyol and an aromatic polyisocyanate to prepare...
4180643 Acrylamide or methacrylamide quaternary compounds  
Covers a new composition of matter comprising an acrylamide or methacrylamide monomer characterized by the following structural formula: ##STR1## where R 1 , R 2 and R 5 are hydrogen or methyl, R...
4116879 Quaternary hydroxyalkyl tertiary amine bases as polyurethane catalysts  
Catalysts having the following formula have been found to have unexpectedly high activity for the production of polyurethane and polyisocyanate resins: ##STR1## where: R, R 1 and R 2 are alkyls...
4101465 A cocatalyst system for trimerizing isocyanates  
A novel cocatalyst combination for the trimerization of polyisocyanates to polyisocyanurates is disclosed. The catalyst combination comprises: (a) alkali metal glycine salts, (b)...
4040992 Catalysis of organic isocyanate reactions  
Polymerization and condensation reactions of organic isocyanates are catalytically promoted by the use of N-hydroxyalkyl quaternary ammonium carbonylate salts, particularly in the production of...
3989651 Catalyst for sprayable polyisocyanurate foam composition  
A novel process for the preparation of polyisocyanurate spray foams is disclosed. The catalyst combination comprises (i) N,N-dimethylcyclohexylamine, and (ii) a tetra (lower-alkyl) quaternary...
Matches 1 - 36 out of 36