Aminophosphonate-containing polymers

Details Aminophosphonate-containing polymers Aminophosphonate-containing polymers

C - Chemistry, Metallurgy

08

F

C08F 8/08 (2006.01) C08F 8/30 (2006.01) C08F 8/40 (2006.01) C08L 57/00 (2006.01)

Patent

CA 2017786

ABSTRACT The invention provides novel aminophosphonate-containing polymers of the following structure: Image (I) wherein A represents repeating units derived from one or more ethylenically unsaturated comonomers, and B is Image (II) wherein R is hydrogen or methyl, X is hydrogen or an alkali metal, Z is CH2 - P(O)(OX)2 or C1 - C6 alkyl, aryl, cyclohexyl or alkaryl; and n and m are positive integers, m/n = 0.01 to 0.50, and preferably m/n is 0.01 to 0.25. The polymers are useful as dispersants for concentrated aqueous slurries.

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