Polymer composition of .alpha.-methyl styrene/acrylonitrile copo

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525 75, 525 76, 525 85, C08L 5104, C08L 2516

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active

044043236

ABSTRACT:
The invention relates to a heat resistant polymer composition based on one or more graft copolymers of styrene and acrylonitrile on a rubber and a copolymer of .alpha.-methylstyrene and acrylonitrile.
This composition comprises:

REFERENCES:
patent: 3010936 (1961-11-01), Irvin
patent: 4294946 (1981-10-01), Minematsu et al.
Patent Abstracts of Japan--vol. 4, No. 124, p. 53C23 JP-A-55078043 (6-12-80)--Sumitomo.
Chem. Abstracts vol. 78, p. 57 137400K JP-A-72 34546 (72)--Sanyo.
Chem. Abstracts vol. 79, p. 48 6221a JP-A-73 07042--Sumitomo.

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