Preparation of alkenyl aromatic monomer butadiene rubber and pre

Details Preparation of alkenyl aromatic monomer butadiene rubber and pre Preparation of alkenyl aromatic monomer butadiene rubber and pre

1980-11-19

1982-12-07

Hamrock, William F.

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

Synthetic resins

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

525243, 525263, 526173, C08F23610

Patent

active

043628494

ABSTRACT:
Butadiene is partially polymerized anionically in the presence of styrene to form a styrene-butadiene rubber of low styrene content. The resultant living polymer is terminated, butadiene removed, and optionally the styrene polymerized with or without additional styrene to form impact resistant styrene polymer.

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patent: 3461109 (1969-08-01), Hinton et al.
patent: 3464961 (1969-09-01), Foster
patent: 3651025 (1972-03-01), Bean et al.
patent: 4096205 (1978-06-01), Reith
patent: 4098847 (1978-07-01), Stevenson et al.
patent: 4141933 (1979-02-01), Bracke

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