Fluorated ionic polymer, method for its preparation and membrane

Details Fluorated ionic polymer, method for its preparation and membrane Fluorated ionic polymer, method for its preparation and membrane

1988-03-14

1991-01-01

Henderson, Christopher

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

21050042, 526240, C08F22802, C08F23004, C08F 800

Patent

active

049819321

ABSTRACT:
The invention pertains to a perfluorated ionic polymer. This polymer is prepared starting with polymers presenting carboxylic groupings, these groupings being transformed in reactive entities which are later eliminated.

REFERENCES:
patent: 3528954 (1970-09-01), Carlson et al.
patent: 3940916 (1976-03-01), Grot
patent: 4126588 (1978-11-01), Ukihashi et al.
patent: 4330654 (1982-05-01), Ezzell
patent: 4341685 (1982-07-01), Miyake
patent: 4471076 (1984-09-01), Blickle et al.
NL 8003174, Kogyo, Dec. 1980.

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