Half ester adducts and polymer-polyols useful in the...

C - Chemistry – Metallurgy – 08 – G

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402/131, 403/40

C08G 18/48 (2006.01) C08G 18/32 (2006.01) C08G 18/63 (2006.01) C08G 18/14 (1985.01)

Patent

CA 1242297

HALF-ESTER ADDUCTS AND POLYMER-POLYOLS USEFUL IN THE PREPARATION OF IMPROVED PLASTICS, INCLUDING POLYURETHANE FOAMS, ELASTOMERS AND THE LIKE ABSTRACT Half-ester adducts and improved polymer-polyols, both useful in the production of polyurethane foams and other synthetic materials are provided, as well as synthetic end products. The half-ester adducts are produced by reaction between polyols and polycarboxylic compounds including dibasic carboxylic acids and dibasic carboxylic anhydrides.

455899

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