Patent ID: 6071434
Filing Date: 2000-06-06
Classification: C02F,C07F,C09D,C09K,C11D,C23F

Abstract:
A composition having the formula:X.sub.2 O.sub.3 P.CHYCZ.sub.2 PO.sub.2 XR (I)where X is selected from the group consisting of H, alkali metal, alkaline earth or other polyvalent metal, ammonium and organic bases capable of forming a water-soluble salt of said compound, and R is selected from the group consisting of hydrogen, a diphosphonoethyl group and a homo- or co- polymeric chain comprising between 1 and 100,000 groups, said groups being derived from at least one unsaturated compound in which the multiple bond is activated chemically by an adjacent electron withdrawing group, and Y and each Z are individually selected from the group consisting of hydrogen, a PO.sub.3 X.sub.2, SO.sub.3 X, CO.sub.2 X, an alkyl moiety and an aryl moiety.