Fluorinated graft cation exchange copolymers

Details Fluorinated graft cation exchange copolymers Fluorinated graft cation exchange copolymers

1977-08-23

1978-06-13

Levin, Stanford M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260884, C08F25908

Patent

active

040948269

ABSTRACT:
Ion exchanger comprising a water-insoluble copolymer prepared by post-polymerizing at least one fluoroolefin monomer to a perfluorovinylacetic acid-vinylidene fluoride copolymer containing not less than 25% by mole of the perfluorovinylacetic acid unit in an aqueous solution of said copolymer in the presence of an organic or inorganic peroxide. The ion exchanger has excellent heat and chemical resistances and dimensional stability.

REFERENCES:
patent: 3839172 (1974-10-01), Chapiro et al.
CA, 17, 23441m (1971).

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