Adhesion enhancer for covered polyurethane panels

C - Chemistry – Metallurgy – 08 – J

Patent

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Details

18/647, 18/81

C08J 9/34 (2006.01) C08J 5/12 (2006.01) C08L 75/08 (2006.01)

Patent

CA 1286868

ADHESION ENHANCER FOR COVERED POLYURETHANE PANELS Abstract of the Disclosure Covered polyurethane foam panels have incorporated in them an adhesion enhancer which is composed of a poly- ester polyol and a heteric polyether polyol. The polyester polyol is preferably an adduct of adipic acid with ethylene glycol and butanediol. The heteric polyether polyol contains from about 35 weight percent to about 75 weight percent ethylene oxide, the remainder being propylene or butylene oxide and has a functionality from about 2 to about 3.

556316

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