Alkyl substituted phenolphthalein polyarylate polymer and alloy

Details Alkyl substituted phenolphthalein polyarylate polymer and alloy Alkyl substituted phenolphthalein polyarylate polymer and alloy

1984-12-28

1987-03-24

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...

525173, 525174, 525177, 525439, 528190, 528193, 528194, C08G 6316

Patent

active

046526080

ABSTRACT:
Polyarylate polymers derived from (A) substituted phenolphthalein compounds or mixtures of these compounds with other bisphenols, and (B) a mixture of isophthalic and terephthalic acid. Also disclosed are polyarylate alloy compositions comprising a phenolphthalein polyarylate and a polymer resin selected from polybisphenol A carbonate and polystyrene.

REFERENCES:
patent: 4221895 (1980-09-01), Woo

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