| abstract |
A process comprising the step of polymerizing at least one fluorinated olefin monomer, but not vinylidene fluoride, in an aqueous medium in the presence of a compound of formula (1), and adding a composition of the compound of formula (1) to a liquid How to change the surface behavior of a liquid, including: R f (CH 2 CF 2 ) m- (CH 2 ) n SO 3 M (1) here, Rf is C 1 To C 4 linear or branched perfluoroalkyl group, m is an integer from 1 to 6, n is 0 to 4, M is H, NH 4 , Li, Na or K. |