Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ion-exchange polymer or process of preparing
Patent
1980-11-13
1982-12-21
Hamrock, William F.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Ion-exchange polymer or process of preparing
521 38, B01J 4300
Patent
active
043650236
ABSTRACT:
A ternary block copolymer and a method for manufacturing it. The copolymer has a molecular structure consisting of a macro-molecule having a cation exchange group, a macro-molecule having an anion exchange group and another macro-molecule which does not have any ion exchange group. These macro-molecules are linked together into a straight chain.
REFERENCES:
patent: 3657201 (1972-04-01), Tokeya et al.
patent: 3770712 (1973-11-01), Schwab
patent: 4107121 (1978-08-01), Stoy
Fujimoto Teruo
Nagasawa Mitsuru
Ohno Syotaro
Hamrock William F.
Kulkosky Peter F.
Toyo Soda Manufacturing Co. Ltd.
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