Aliphatic anion exchange polymeric membranes having improved res

Details Aliphatic anion exchange polymeric membranes having improved res Aliphatic anion exchange polymeric membranes having improved res

1991-03-11

1992-08-11

Schofer, Joseph L.

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

Synthetic resins

Ion-exchange polymer or process of preparing

521 30, 521 32, 521 36, 525235, 525242, 526344, C08J 522

Patent

active

051379252

ABSTRACT:
Ion exchange membranes of the all-aliphatic structural variety, are made from plastisol films of polyvinyl chloride (PVC) and its copolymers coupled through the nitrogen atom with an aliphatic vinyl monomer containing a tertiary nitrogen atom or a polymer or copolymer of such a monomer such membrane subsequently, quaternized with an alkyl halide.

REFERENCES:
patent: 3563921 (1971-02-01), Bourat
patent: 4058491 (1977-11-01), Steckler

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