Polyurethane dispersions and films produced therewith

Details Polyurethane dispersions and films produced therewith Polyurethane dispersions and films produced therewith

C - Chemistry, Metallurgy

08

G

C08G 18/08 (2006.01) C08G 18/12 (2006.01) C08G 18/48 (2006.01) C08G 18/66 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2409143

Aqueous polyurethane dispersions and films prepared therefrom are prepared from a nonionic polyurethane prepolymer and water. The nonionic polyurethane prepolymer is prepared from a diisocyanate and a low monol polyether polyol. Such dispersions and films have applicability in gloves, condoms, and angioplasy balloons.

L'invention concerne des dispersions aqueuses de polyuréthanne et des films préparés à partir d'un prépolymère de polyuréthanne nonionique et d'eau. Le prépolymère de polyuréthanne nonionique est préparé à partir d'un diisocyanante et d'un polyol poyléther à faible teneur en monol. De telles dispersions et de tels films peuvent être appliqués dans des gants, des préservatifs et des ballonnets d'angioplastie.

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