p-Methylstyrene diene block copolymers

Details p-Methylstyrene diene block copolymers p-Methylstyrene diene block copolymers

1979-11-29

1981-04-07

Levin, Stanford M.

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

Synthetic resins

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

525333, C08F29700

Patent

active

042606942

ABSTRACT:
This invention provides an A-B-A p-methylstyrene-conjugated diene-p-methylstyrene block copolymer containing, by weight of the block copolymer, about 10-40% p-methylstyrene and about 90-60% conjugated diene.

REFERENCES:
patent: 3333024 (1967-07-01), Haefele et al.
patent: 3439064 (1969-04-01), Makowski et al.

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