Alkenyl aromatic resin composition having an excellent impact st

Details Alkenyl aromatic resin composition having an excellent impact st Alkenyl aromatic resin composition having an excellent impact st

1979-11-29

1981-12-08

Seccuro, Carman J.

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

Synthetic resins

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

525 67, 525 68, 525 71, 525 92, 525 99, 525314, 260 4218, 260 4247, C08L 5302, C08L 5104

Patent

active

043048811

ABSTRACT:
An alkenyl aromatic resin composition having an excellent impact strength, which comprises (I) 100 parts by weight of a rubber-modified alkenyl aromatic resin containing from 2 to 35 wt. % of conjugated diolefin components, or a resinous mixture containing at least a component of the resin thereof; and (II) 1 to 50 parts by weight of a random segment copolymer containing at least a Segment A which is a random copolymer of a conjugated diolefin and a vinyl-substituted aromatic compound with a weight ratio being ranging from 30:70 to 5:95 and at least a Segment B, which is a conjugated diolefin polymer or a random copolymer of a conjugated diolefin and a vinyl-substituted aromatic compound with a weight ratio being ranging from 100:0 to 75:25, the random segment copolymer being characterized by containing;

REFERENCES:
patent: 3833687 (1974-09-01), Lee
patent: 3835200 (1974-09-01), Lee
patent: 3907930 (1975-09-01), O'Grady
patent: 4075285 (1978-02-01), Tabana et al. 525
patent: 4080403 (1978-03-01), Gergen et al.
patent: 4166055 (1979-08-01), Lee

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