Thermosetting polyurethane compositions

Details Thermosetting polyurethane compositions Thermosetting polyurethane compositions

C - Chemistry, Metallurgy

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402/123, 117/195

C08L 75/04 (2006.01) B05D 5/00 (2006.01) C08G 71/04 (2006.01) C08K 5/205 (2006.01) C09D 157/00 (2006.01) C09D 161/20 (2006.01) C09D 161/22 (2006.01) C09D 175/04 (2006.01)

Patent

CA 1217297

THERMOSETTING POLYURETHANE COMPOSITIONS Abstract of the Disclosure Thermosetting polyurethane compositions comprising a polymer having a molecular weight of from 500 to 10,000 and containing from about 0.3 to about 15 percent by weight of one or more functional groups selected from the group consisting of -OH, -COOH, -CONH2 and Image and a mixture of monomeric and oligomeric polyfunctional substituted ure- thane compounds, which may be derived by reaction of a polyol and isocyanic acid, followed by methylolation and alkylation. Such compositions may be cured at elevated temperature to produce solvent-resistant coatings.

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