Polymer blends with improved hydrolytic stability

Details Polymer blends with improved hydrolytic stability Polymer blends with improved hydrolytic stability

1980-11-03

1984-04-24

Kight, III, John

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

Synthetic resins

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

525535, C08L 6702, C08L 8108

Patent

active

044449607

ABSTRACT:
This invention relates to substantially transparent solid solution polymer blends having improved hydrolytic stability, and flexibility which comprise, in admixture, (1) a linear aromatic polyester of a dicarboxylic acid and a bisphenol, and (2) a linear aromatic polysulfonate of a bisphenol and a disulfonic acid. The polyblends are useful in preparation of films and molded articles.

REFERENCES:
patent: 3262914 (1966-07-01), Goldberg et al.
patent: 3755256 (1973-08-01), Beverly
patent: 4051096 (1977-09-01), Koseki et al.
Frazer, High Temperature Resistant Polymers, pub. 1968, pp. 127-132.

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