Fluoroaliphaticsulfonyl substituted ethylenes
AssigneeMinnesota Mining and Manufacturing Company
InventorRobert J. Koshar
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Abstract
Fluoroaliphaticsulfonyl substituted ethylenes, useful as catalysts in polymerization of monomers, e.g., epoxide, vinyl ether, and N-vinyl monomers, are prepared by condensation of precursor fluoroaliphaticsulfonyl methanes with aldehydes or N-formyl compounds.
Claims6
A fluoroalkylsulfonyl ethylene compound having the formula ##EQU11## wherein Q is a monovalent organic radical selected from the group consisting of Z(CR=CR').sub.n --, aryl, and arylmethyl, wherein R is hydrogen, an alkyl group, or a phenyl group, R' is the same as R with at least one being hydrogen, and N is an integer from 1 to 7, Z is hydrogen, alkyl, alkenyl, aryl, arylalkyl, or alkylaryl, and R.sub.f and R'.sub.f are monovalent saturated perfluoroalkyl radicals each having from 1-18 carbon atoms.
1,1-bis(perfluoromethylsulfonyl)-2-(1'-napthyl)ethylene.
.beta.,.beta.-bis(perfluoromethylsulfonyl)styrene.
Dependencies are inferred from the claim text.