C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
C02F 5/00 (2006.01) C02F 5/12 (2006.01)
Patent
CA 2062210
Abstract of the Disclosure A method of preventing and inhibiting scale on solid surfaces in contact with mineral processing waters which comprises treating such waters with a scale preventing or inhibiting amount of a composition comprising: Ingredients %By Weight A. Polyacrylic acid 25 - 65 B. An acrylic acid lower alkyl acrylate ester copolymer which contains from 1-6 carbon atoms in the alkyl group 25 - 65 C. An acrylamide terpolymer which contains from 1-80 mole % of acrylic acid and from 1-50 mole % of an alkyl sulfonate substituted acrylamide wherein the alkyl group contains from 1-6 carbon atoms 0-30 with polymers A, B, and C having a molecular weight range between 1,000 to 50,000.
Molter Kent E.
O'brien Keven L.
Owen David O.
Molter Kent E.
Nalco Chemical Company
O'brien Keven L.
Owen David O.
Smart & Biggar
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