Pressurized, blowing-agent-containing isocyanate...

Details Pressurized, blowing-agent-containing isocyanate... Pressurized, blowing-agent-containing isocyanate...

C - Chemistry, Metallurgy

08

G

C08G 18/10 (2006.01) C08G 18/28 (2006.01) C08G 18/67 (2006.01) C08J 9/04 (2006.01) C08J 9/14 (2006.01)

Patent

CA 2164178

The invention relates to pressurized, blowing-agent-containing isocyanate semiprepolymer mixtures, advantageously having an isocyanate content of from 5 to 25% by weight, based on organic polyisocyanates and polyhydroxyl compounds which are used in com- bination with a linear, branched or cyclic, saturated or olefini- cally unsaturated monoalcohol having 1 to 25 carbon atoms and/or hydroxyketones, preferably .beta.-hydroxyketones, the use thereof for the production of one-component polyurethane foams by allowing the isocyanate semiprepolymer mixtures to depressurize, and a process therefor.

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