Thermoplastic copolymer of poly(bisphenol A terephthalate) copol

Details Thermoplastic copolymer of poly(bisphenol A terephthalate) copol Thermoplastic copolymer of poly(bisphenol A terephthalate) copol

1982-07-16

1984-08-14

Anderson, Harold D.

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

Synthetic resins

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

524601, 528176, 528194, C08L 6900, C08G 6346

Patent

active

044658141

ABSTRACT:
A thermoplastic polymeric material comprises a copolymer which is a poly(bisphenol A tere-and/or-isophthalate) copolymer having a molar ratio of phthalate to carbonate units in the inclusive range from 2 to 10, preferably 3 to 8. The material, which may be prepared by techniques which are known, may be used in applications for high temperature transparent thermoplastics, e.g. transparencies for the aerospace industry.

REFERENCES:
patent: 3169121 (1965-02-01), Goldberg
patent: 4156069 (1979-05-01), Prevorser et al.
patent: 4260731 (1981-04-01), Mori et al.
patent: 4355150 (1982-10-01), Bosnyak et al.
English Language Translation of Japanese Kokai 77-78999.

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