Water-soluble or water-dispersible grafted copolymers

C - Chemistry – Metallurgy – 08 – F

Patent

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Details

C08F 283/06 (2006.01) C08F 261/04 (2006.01) C08F 271/02 (2006.01) C08F 287/00 (2006.01)

Patent

CA 2336842

Novel water-soluble or water-dispersible grafted copolymers comprising polyvinyl alcohol, vinylpyrrolidone or oxyalkylene oligomer or polymer units and hydrophilic copolymer units derived from ethylenically unsaturated anionic and amphoteric water-soluble monomers.

L'invention concerne de nouveaux copolymères greffés dispersables dans l'eau ou solubles dans l'eau, comprenant un poly(alcool) de vinyle, des unités de polymères ou d'oligomères d'oxyalkylène ou de vinylpyrrolidone et des unités de copolymères hydrophiles dérivées de monomères amphotères et anioniques, solubles dans l'eau, éthyléniquement insaturés.

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