Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-11-21
1992-05-19
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526287, C08F 2240
Patent
active
051150603
ABSTRACT:
Copolymers of olefinically unsaturated sulfonate salts such as sodium methallylsulfonate and .alpha.,62 -unsaturated dicarboxylic acid imide such as maleimide are produced by free radical polymerization. The copolymers and their derivatives are useful as water-soluble dispersants.
REFERENCES:
patent: 4540762 (1985-09-01), Turner
patent: 4652621 (1987-03-01), Kadono et al.
Arco Chemical Technology L.P.
Harper Stephen D.
Schofer Joseph L.
Walker Alex H.
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