Rapid cure of polyurethane foam with ammonium containing...

Details Rapid cure of polyurethane foam with ammonium containing... Rapid cure of polyurethane foam with ammonium containing...

C - Chemistry, Metallurgy

08

G

403/31

C08G 18/30 (2006.01) C08G 18/28 (2006.01)

Patent

CA 1303792

RAPID CURE OF POLYURETHANE FOAM WITH AMMONIUM CONTAINING MATERIALS ABSTRACT Methods for rapidly curing flexible polyether-derived foam in situ by adding to the foam forming composition an ammonia containing material having a decomposition temperature below the temperature of the highest reaction exotherm of the foam-forming composition and decomposing the ammonia containing material by exposure to the heat of the exotherm produced by reaction of the foam-forming components to release ammonia to cure the foam by contact therewith.

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