Copolyester of cyclohexanedimethanol and process for...

Details Copolyester of cyclohexanedimethanol and process for... Copolyester of cyclohexanedimethanol and process for...

C - Chemistry, Metallurgy

08

G

C08G 63/82 (2006.01)

Patent

CA 2158650

Disclosed is a process for producing copolyesters having repeat units from a dicarboxylic acid component comprising at least 90 mol % terephthalic acid and a glycol component comprising about 10-95 mol %, 1,4-cyclohexanedimethanol and from about 90-5 mol % ethylene glycol comprising reacting the dicarboxylic acid component and the glycol component at temperatures sufficient to effect esterification or transesterification and polycondensing the reaction product in the presence of a catalyst and inhibitor system consisting of Mn, Zn, Ti, Ge and P, all parts by weight based on the weight of the copolyester.

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