Polyester composition and production thereof

Details Polyester composition and production thereof Polyester composition and production thereof

1981-04-08

1983-11-22

Briggs, Sr., Wilbert J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524504, 524539, 525 543, 525 69, 525425, 525437, C08L 6702

Patent

active

044170211

ABSTRACT:
A polyester composition for molding having improved molding properties is disclosed, comprising 100 parts by weight of a polyester comprising mainly polyethylene terephthalate and 0.05 to 10 parts by weight of a specific type of polyamide as a nucleating agent which is uniformly dispersed in the polyester in a substantial size of 50 .mu.m or less. A process for producing the polyester composition is also disclosed.

REFERENCES:
patent: 3522328 (1970-07-01), Caldwell
patent: 3591673 (1971-07-01), Pollack
patent: 3884989 (1975-05-01), Blomberg
patent: 4229340 (1980-10-01), Druin

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