Production of polyurethane foam of reduced tendency to form...

Details Production of polyurethane foam of reduced tendency to form... Production of polyurethane foam of reduced tendency to form...

C - Chemistry, Metallurgy

08

G

403/32

C08G 18/38 (2006.01) C08J 9/00 (2006.01)

Patent

CA 1109600

ABSTRACT OF THE DISCLOSURE Flexible polyurethane foam having reduced tendency to form burning embers when it is ignited and burned is provided by incorporating into the reaction mixture before foaming a derivative of melamine wherein one or more hydrogens have been replaced by hydroxymethyl and/or lower alkoxymethyl groups. In one embodiment, flexible polyurethane foams of increased flame retardance are also provided, by also incorporating a halogenated phosphorus ester into the reaction mixture before foaming.

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