Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From lignin – tannin – or derivative reactant
Patent
1994-05-20
1997-11-04
Reddick, Judy M.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From lignin, tannin, or derivative reactant
524 72, 524 73, 524 74, 524735, 524799, 5262382, 5262383, C08H 502
Patent
active
056841094
ABSTRACT:
Tannin containing polymers, their method of production and methods of using as water treatment agents are disclosed. The tannin containing polymers comprise copolymers of tannin and a cationic monomer. Another embodiment comprises tannin containing polymers of tannin, cationic monomer and at least one monomer selected from the group consisting of an anionic monomer and a nonionic monomer.
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Chen Fu
Chen Jen-Chi
Walterick, Jr. Gerald C.
BetzDearborn Inc.
Reddick Judy M.
Ricci Alexander D.
Von Neida Philip H.
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