Polyurethane foam based on combination of polyester resin...

Details Polyurethane foam based on combination of polyester resin... Polyurethane foam based on combination of polyester resin...

C - Chemistry, Metallurgy

08

G

C08G 18/42 (2006.01) C08G 18/40 (2006.01) C08G 18/48 (2006.01) C08J 9/06 (2006.01)

Patent

CA 2066503

POLYURETHANE FOAM BASED ON COMBINATION OF POLYESTER RESIN AND POLYETHER POLYOL ABSTRACT OF THE DISCLOSURE Flexible polyurethane foams based on a blend of polyether and polyester polyols are described. The polyure- thane foams of the invention have at least one of (a) en- hanced pourability of a predominantly polyether foam; (b) flame laminability to a predominantly polyether foam without having as an essential ingredient an additive; (c) improved flame retardancy of a predominantly polyether or polyester foam; (d) improved hydrolytic stability to a predominantly polyester foam, or (e) increased softness to a predominantly polyether or polyester foam.

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