Method of preparing dimensionally stable, flexible urethane...

Details Method of preparing dimensionally stable, flexible urethane... Method of preparing dimensionally stable, flexible urethane...

C - Chemistry, Metallurgy

08

G

403/43, 18/675

C08G 18/34 (2006.01) C08G 18/36 (2006.01)

Patent

CA 1299808

26720-81 Abstract of the Disclosure An open celled, dimensionally stable, flexible urethane foam and method of preparing such foam, which method comprises adding a cell opening dimensionally stabilizing amount of an additive ,to a foamable urethane composition, and thereafter foaming the composition containing such additive to provide a dimensionally stable, flexible urethane foam product. The additive mixture employed comprises an ester reaction product of a long chain acid with polyethylene or polypropylene glycols and/or contains free acid to provide for a desired acid value. The dimensionally stable, flexible foam product produced is particularly useful in the automotive industry as a flexible molded-type foam for use as cushions and seats.

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