Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1983-06-06
1985-06-11
Wong, Jr., Harry
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
128156, 20415922, C08F22600
Patent
active
045229970
ABSTRACT:
Crosslinked, water-swellable copolymers are produced with a crosslinking agent comprising an N-(2'alkenyl)-3-methylenepyrrolidin-2-one of the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are the same or different and each is hydrogen or alkyl having 1 to 6 carbon atoms.
REFERENCES:
patent: 4361689 (1982-11-01), Patel et al.
Kuhlein Klaus
Schmitz Hermann
Cassella Aktiengesellschaft
Wong, Jr. Harry
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