Polyarylene thioether of high crystallizing rate and a process f

Details Polyarylene thioether of high crystallizing rate and a process f Polyarylene thioether of high crystallizing rate and a process f

Filed on

1987-09-01

Date issued

1989-09-19

Examiner

Anderson, Harold D.

Patent Class

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

SubClass

Synthetic resins

SubSubClass

At least one aryl ring which is part of a fused or bridged...

Other Related Categories

525 50, 525390, 525420, 525436, 525437, 525462, 525471, 525472, 525537, 528388, 528486, 528487, 528490, C08G 7514

Type

Patent

Status

active

Patent number

048682403

Description

ABSTRACT:
The present invention discloses a polyarylene thioether of high crystallizing rate having a necessary time for 50% crystallization of not more than 50 seconds upon crystallization of a molten polymer at 250.degree. C. as well as a production process therefor.

REFERENCES:
patent: 3919177 (1975-11-01), Campbell
patent: 4251575 (1981-02-01), Brady et al.
patent: 4501713 (1985-02-01), Wright
patent: 4588789 (1986-05-01), Scoggins et al.
patent: 4699975 (1987-10-01), Katto et al.
patent: 4769426 (1988-09-01), Iwasaki et al.

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