Cation exchange resin

Details Cation exchange resin Cation exchange resin

1995-09-25

1998-03-31

Kight, John

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

536 56, 536102, 536103, 5361231, 536124, 521 25, 521 38, 501 53, 423335, 562587, C08B 3708, C08B 3716, C01B 3312, C07C 5910

Patent

active

057340315

ABSTRACT:
A new cation exchange resin is formed by mixing phytic acid with a material selected from the group consisting of polyhydroxy polymer, .beta.-cyclodextrin and gluconic acid, and heating the mixture for about 130.degree.-180.degree. C. for about 15 minutes to 3 hours. A large number of different materials may be removed from solution by the resin including inorganic cations, organic pesticides and nitrogen bases.

REFERENCES:
patent: 4306031 (1981-12-01), Itagaki et al.
patent: 4315995 (1982-02-01), Starks
J. Appl. Polym. Sci., vol. 57, No. 3, issued 1995, Lehrfeld et al, "The synthesis and properties of cation-exchange resin prepared by the pyrolysis of starch in the presence of phytic acid", pp. 385-390.

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