High molecular weight polyesters, preparation and use thereof

Details High molecular weight polyesters, preparation and use thereof High molecular weight polyesters, preparation and use thereof

C - Chemistry, Metallurgy

08

G

402/187, 402/33

C08G 63/18 (2006.01) C08G 63/193 (2006.01) C08G 63/79 (2006.01) C08J 5/18 (2006.01)

Patent

CA 1248684

ABSTRACT High Molecular Weight Polyesters, Preparation And Use Thereof. Polyesters having at least 90%, by weight, of recurrent structural units corresponding to the following formula: Image and characterised by a relative viscosity?rel of from 1.6 to 4.5 (determined at 25°C in CH2C12, c = 5 g/l) are suitable for the production of films having highly advantageous performance characteristics, in particular high heat resistance.

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