| abstract |
The present invention relates to a polymer composition comprising a high molecular weight polyester having a glass transition temperature of 50 DEG to 100 DEG C. and a weight average molecular weight of 30,000 to 100,000 and a low molecular weight polyester in linear, amorphous form defined by the formula: <IMAGE> said low molecular weight polyester having a glass transition temperature of 55 DEG -65 DEG C., wherein: R is a hydrocarbon radical having 2 to 5 carbons and m is a number which gives the low molecular weight polyester a number average molecular weight of 500 to 2000. |