Process for producing a polyarylate

Details Process for producing a polyarylate Process for producing a polyarylate

1990-07-09

1991-07-23

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528176, C08G 6300, C08G 6700, C08G 6900

Patent

active

050345028

ABSTRACT:
A process for producing a polyarylate comprising the step of reacting (a) an aromatic dicarboxylic acid, (b) a bisphenol diacetate and (c) an aliphatic carboxylic acid anhydride of an aromatic dicarboxylic acid, to produce a polyarylate containing acid anhydride bonds. The polyarylate exhibits a high impact strength as well as a high weld strength, when formulated in a resin composition together with a polyamide.

REFERENCES:
patent: 4374239 (1983-02-01), Berger et al.
patent: 4485230 (1984-11-01), Yu
patent: 4612360 (1986-09-01), Ort

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