Super-absorbents and a process for their preparation

Details Super-absorbents and a process for their preparation Super-absorbents and a process for their preparation

1994-05-17

1996-03-05

Nutter, Nathan M.

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

Organic compounds

Carbohydrates or derivatives

536124, 536127, 525 543, 604358, 604367, 604374, 604375, 604376, C08B 3708, C07C 1700, C07H 100

Patent

active

054969336

ABSTRACT:
Chitosan absorbent is prepared by reacting pulverized chitosan suspended as a powder in an organic solvent with an acid and then isolating solid chitosan-acid reaction product.

REFERENCES:
patent: 4929722 (1990-05-01), Partin, III et al.
patent: 4975542 (1990-12-01), Hirayama et al.
patent: 5322935 (1994-06-01), Smith
Database WPI, Derwent Publications Ltd., AN 87-120043, JP-A-62 064 803, Mar. 23, 1987.

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