Activators for the production of polyurethane foamed materials

Details Activators for the production of polyurethane foamed materials Activators for the production of polyurethane foamed materials

C - Chemistry, Metallurgy

08

G

C08G 18/18 (2006.01) C08G 18/76 (2006.01)

Patent

CA 2428344

Activators with reduced volatility that are liquid at room temperature are obtained as the reaction product of (A) a secondary amine or primary alcohol having at least one tertiary amine group, (B) a polyisocyanate of the diphenylmethane series having a functionality of from 2.5 to 4.0 and an OH--functional reactive component capable of addition to isocyanate. These activators are useful for the production of polyurethane foams having improved emission behavior.

La présente invention concerne des activateurs qui sont liquides à température ambiante, présentent une volatilité réduite et permettent de produire des mousses de polyuréthanne avec un meilleur comportement d'émission.

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