Polyester polyols, their manufacture and use in polyurethane...

Details Polyester polyols, their manufacture and use in polyurethane... Polyester polyols, their manufacture and use in polyurethane...

C - Chemistry, Metallurgy

08

G

402/203, 403/40

C08G 63/66 (2006.01) C08G 18/40 (2006.01) C08G 18/42 (2006.01) C08G 18/14 (1985.01)

Patent

CA 1263494

ABSTRACT Polyester Polyols, Their Manufacture and Use in Polyurethane Production A polyester polyol derived from a polyalkoxylated by- product of pentaerythritol manufacture and polycarboxylic acids, the latter being themselves by-products from the production of adipic acid or terephthalic acid or derivatives thereof, useful for the manufacture of rigid foam.

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