C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
134/39
C02F 5/12 (2006.01)
Patent
CA 1339404
The present invention is directed to a process for stabilizing iron hydr(oxide) in aqueous systems which comprises adding to an aqueous system in which the water contains or will contain soluble iron a polymer which contains pendant N-substituted amide functionality, including amide substituted with sulfoalkyl wherein the alkyl is of 1 to 3 carbon atoms, sulfophenyl, or such groups substituted further with (poly)hydroxy.
589483
Fivizzani Kenneth P.
Hoots John E.
Kaplan Roy I.
Fivizzani Kenneth P.
Hoots John E.
Kaplan Roy I.
Nalco Chemical Company
Smart & Biggar
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