Heterocyclic containing cellulosic graft polymers

Details Heterocyclic containing cellulosic graft polymers Heterocyclic containing cellulosic graft polymers

1988-03-21

1989-05-16

Kight, John

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

Synthetic resins

From carbohydrate or derivative as a reactant

527315, 424 70, 424 71, 424DIG2, 514 57, 514846, 252110, C08G 8900, A61K 706, A61K 709

Patent

active

048310972

ABSTRACT:
This invention relates to water soluble heterocyclic cationic graft polymers of cellulose containing units of the structure ##STR1## wherein R is the residue of a cellulosic polymer containing hydroxyl groups; R.sub.1 is hydrogen or methyl; R.sub.2.sup.+ is a quaternized amino amide, a quaternized amino ester or a quaternized 5 or 6 membered heterocyclic ring having up to 2 nitrogen atoms in the ring structure; R.sub.3 is a C.sub.3 to C.sub.8 alkylene group which is optionally substituted with methyl; R.sub.4 is hydrogen or hydroxy; x is an integer having a value of from 1 to 1000 and X is a halide anion.

REFERENCES:
patent: 3472840 (1969-10-01), Stone et al.
patent: 4376852 (1983-03-01), Lindenfors
patent: 4663159 (1987-05-01), Brode, II et al.

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