Urethane foams utilizing hydrocarbon propellants

Details Urethane foams utilizing hydrocarbon propellants Urethane foams utilizing hydrocarbon propellants

C - Chemistry, Metallurgy

08

J

403/14

C08J 9/14 (2006.01) C08L 75/04 (2006.01)

Patent

CA 1137698

URETHANE FOAMS UTILIZING HYDROCARBON PROPELLANTS ABSTRACT A method of preparing a one component moisture cure polyurethane foam which is suitable for dispensing through an aerosol or pressurized container. The method utilizes a prepolymer having a viscosity of 5,000 to 50,000 centi- poises, a catalyst and an unhalogenated hydrocarbon propellant whose boiling point is not greater than 10°C.

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