Novel poly(aryl ether ketone) polyester block copolymers

Details Novel poly(aryl ether ketone) polyester block copolymers Novel poly(aryl ether ketone) polyester block copolymers

Filed on

1985-10-15

Date issued

1987-05-26

Examiner

Bleutge, John C.

Patent Class

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

SubClass

Synthetic resins

SubSubClass

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

Other Related Categories

525418, 525419, 525471, 528125, 528126, 528128, C08L 6118, C08L 7104

Type

Patent

Status

active

Patent number

046687440

Description

ABSTRACT:
Described herein are novel block copolymers wherein one block is a poly(aryl ether ketone) oligomer and the other block is a liquid crystalline polyester oligomer. Processes for the preparation of the subject copolymers are also described. The novel block copolymers display excellent mechanical properties, good high temperatures stability and excellent solvent and chemical resistance.

REFERENCES:
patent: 4083829 (1978-04-01), Calundann
patent: 4386174 (1983-05-01), Cogswell
patent: 4414365 (1983-11-01), Sugimoto

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