Crosslinked N-substituted chitosan derivatives

Details Crosslinked N-substituted chitosan derivatives Crosslinked N-substituted chitosan derivatives

1997-09-15

1999-11-02

Fonda, Kathleen K.

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

Organic compounds

Carbohydrates or derivatives

536124, 514 55, 1061622, C08B 3708

Patent

active

059773308

ABSTRACT:
Chitosan derivatives having structural units of formula I, II and III in random distribution ##STR1## wherein the substituents R.sub.1 are each, independently of one another, H or --Z--R.sub.2 --X, R.sub.3 is H or acetyl, Y is the anion O--Z--R.sub.2 --X, and

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