C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 251/00 (2006.01) C02F 1/56 (2006.01) C08K 5/13 (2006.01) C08L 29/10 (2006.01) C08L 33/02 (2006.01) C08L 33/14 (2006.01)
Patent
CA 2125903
Tannin-containing polymers, their method of production and methods of using as water treatment agents are disclosed. The water soluble or dispersible tannin- containing polymers comprise from about 10% to about 80% by weight tannin and from about 20% to about 90% by weight cationic monomer. The polymer may also contain from about 1% to about 30% by weight of a nonionic monomer and/or from about 1% to about 20% by weight of an anionic monomer.
Chen Fu
Chen Jen-Chi
Vasconcellos Stephen R.
Walterick Gerald C. Jr.
Betz Laboratories Inc.
Borden Ladner Gervais Llp
Ge Betz Inc.
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