Process for making an oriented polyester article having improved

Details Process for making an oriented polyester article having improved Process for making an oriented polyester article having improved

1996-10-28

1998-06-09

Short, Patricia A.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525437, C08L 6702

Patent

active

057635382

ABSTRACT:
Process for making an oriented polyester article with improved hydrolytic stability involves blending a polyester resin with (a) polyalkylene glycol which may be alkoxy end capped and (b) optionally a further compound of glycidyl ether carbodiimide, keteneimines, aziridines or isocyanate, heating to form a melt and forming the melt into an oriented article.

REFERENCES:
patent: 2895946 (1959-07-01), Huffman
patent: 2905657 (1959-09-01), Huffman
patent: 4929714 (1990-05-01), Trotter et al.

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