Polyphenylene ether resin compositions

Details Polyphenylene ether resin compositions Polyphenylene ether resin compositions

Filed on

1983-10-27

Date issued

1985-07-16

Examiner

Lee, Lester L.

Patent Class

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

SubClass

Synthetic resins

SubSubClass

Processes of preparing a desired or intentional composition...

Other Related Categories

524155, 524158, 524161, 524166, 524167, 524173, 524508, 524540, 524577, 524611, 525132, 525390, 525392, 528212, 528214, 528217, 528218, C08L 7104

Type

Patent

Status

active

Patent number

045297614

Description

ABSTRACT:
The present invention deals with polymer blends comprising a polyphenylene ether and optionally polystyrene or a rubber modified polystyrene. It has been found that the addition of an alkyl or aralkyl-sulfonate to such blends improves the environmental stress cracking resistance of such blends.

REFERENCES:
patent: 2733246 (1955-11-01), Boyd et al.
patent: 3592879 (1971-07-01), Ott et al.
patent: 4123475 (1978-10-01), Abolins et al.
patent: 4307009 (1981-12-01), Luders et al.
patent: 4315081 (1982-02-01), Kobayashi et al.
patent: 4380598 (1983-04-01), Robenson et al.
Chem. Abstract, vol. 80, No. 6, Feb. 1974.

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