Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Effecting a change in a polymerization process in response...
Patent
1974-12-13
1977-01-11
Smith, Edward J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Effecting a change in a polymerization process in response...
526 61, 526 87, 526200, 526342, 526909, 526910, 260887, 260888, C08F 220, C08F21210
Patent
active
040028127
ABSTRACT:
Copolymers of acrylonitrile and conjugated aromatic olefines, such as styrene, containing 50-95% molar of acrylonitrile are made using an aqueous suspension process in which hydroxyethyl cellulose is used as the suspension agent.
REFERENCES:
patent: 3284542 (1966-11-01), Carrock et al.
patent: 3480602 (1969-11-01), Abercrombie et al.
patent: 3560418 (1971-02-01), Kelley et al.
patent: 3828013 (1974-08-01), Nield
Imperial Chemical Industries Limited
Smith Edward J.
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