Polyester process

Details Polyester process Polyester process

C - Chemistry, Metallurgy

08

G

402/267, 402/269

C08G 63/00 (2006.01) C08G 63/42 (2006.01) C08G 63/58 (2006.01)

Patent

CA 1114995

ABSTRACT OF THE DISCLOSURE The present invention provides a process for the production of a polyester having an acid number which is not greater than 65 which comprises reacting an acid anhy- dride with a monoterminal epoxide in such a way that a self-sustaining reaction is initiated within 200 seconds of the reactants being mixed together and said reaction results in the attainment of a maximum temperature in excess of 200°C within 200 seconds of initiation.

268842

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