Title:
FLUORINATED ION-EXCHANGE POLYMERS AND INTERMEDIATES THEREFOR
Document Type and Number:
WIPO Patent Application WO1996026225
Kind Code:
A3
Abstract:
Disclosed herein are partially fluorinated (co)polymers containing sulfonic acid or sulfonate salt groups, processes for making those polymers, and intermediates for those (co)polymers. The (co)polymers are useful as ion-exchange resins and (in the sulfonic acid form) acid catalysts.
Inventors:
FEIRING ANDREW EDWARD
Application Number:
PCT/US1996/002170
Publication Date:
October 03, 1996
Filing Date:
February 14, 1996
Export Citation:
Assignee:
DU PONT (US)
International Classes:
C08F8/38; C07C323/12; C08F8/06; C08F8/34; C08F214/26; C08F216/14; (IPC1-7): C08F8/44; C08F8/34; C08F214/26
Foreign References:
| EP0289869A2 | 1988-11-09 | |||
| EP0041735A1 | 1981-12-16 | |||
| GB2051831A | 1981-01-21 | |||
| EP0338775A2 | 1989-10-25 | |||
| EP0332321A2 | 1989-09-13 |
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