Carboxy-functionalized polycarbonates and method of preparation

C - Chemistry – Metallurgy – 08 – G

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C08G 64/42 (2006.01) C08G 64/02 (2006.01) C08G 64/14 (2006.01) C08G 81/02 (2006.01) C08L 69/00 (2006.01)

Patent

CA 1331669

CARBOXY-FUNCTIONALIZED POLYCARBONATES AND METHOD OF PREPARATION Abstract Carboxy-functionalized polycarbonates are prepared by incorporating a carboxylic acid-substituted phenol, preferably t-butyl p-hydroxybenzoate, as a chainstopper in a polycarbonate-forming reaction The products are capable of forming copolymers with other polymers such as polyamides and functionalized olefin polymers, by generation of a carboxy group which reacts therewith.

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