| abstract |
As herein described is a kind of compositions, and described compositions comprises: polymer, and described polymer is derived from (a) fluorinated-olefin monomer；The highly fluorinated sulfur-bearing monomer of (b) following formula: CX 1 X 2 =CX 3 [(CX 4 X 5 ) w ‑O‑R 1 ‑SO 2 Y] wherein X 1 、X 2 、X 3 、X 4 And X 5 Independently selected from H, Cl or F；W is 0 or 1；R 1 For nonfluorinated or alkylene group group；And Y is selected from F, Cl, Br, I or OM, and wherein M is cation；And (c) comprises the polyfunctional monomer of at least two functional group, wherein said functional group is selected from: (i) fluoride-based ether group, (ii) fluorine allyl ether groups, (iii) fluorinated olefinic group, and (iv) combinations thereof；Their goods；And the method preparing this base polymer. |