C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/204
C08G 63/18 (2006.01) C08L 25/06 (2006.01) C08L 67/02 (2006.01) C08L 69/00 (2006.01)
Patent
CA 1274043
ABSTRACT OF THE DISCLOSURE 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 polyary- late and a polymer resin selected from polybisphenol A carbonate and polystyrene.
529544
Chevron Research And Technology Company
Parker Phillip H.
Smart & Biggar
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