5-keto-bis(hydroxyphenyl)anthracene polyarylate copolymers and a

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525132, 525173, 525174, 525439, 528125, 528126, 528128, 528190, 528191, 528193, 528194, C08G 6318

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active

045843350

ABSTRACT:
Polyarylate polymers derived from (A) mixtures of 5-keto-bis(hydroxyphenyl)anthracene compounds with other bisphenols and (B) a mixture of isophthalic and terephthalic acid. Also disclosed are polyarylate alloy compositions comprising a 5-keto-bis(hydroxyphenyl)anthracene polyarylate and a polymer resin selected from polybisphenol A carbonate and polystyrene.

REFERENCES:
patent: 4188476 (1980-02-01), Irwin
patent: 4221895 (1980-09-01), Woo
patent: 4224433 (1980-09-01), Calundann et al.
patent: 4387209 (1983-06-01), Rieder et al.
patent: 4456746 (1984-06-01), Horner

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