C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 220/60 (2006.01) C08F 220/34 (2006.01) C08F 220/54 (2006.01) C08F 220/56 (2006.01) C09K 3/00 (2006.01) C09K 8/12 (2006.01)
Patent
CA 2337065
The invention concerns more or less substituted water soluble acrylamide or acrylate copolymers and zwitterion monomers. The polymers have a general structure (I), wherein X and X' comprise a N?+¿-R¿1?-Z?-¿ betaine, with Z?-¿ corresponding to at least one of the formulae (II) and (III), respectively corresponding to sulphobetaines and to phosphobetaines.
La présente invention concerne des copolymères hydrosolubles d'acrylamide ou d'acrylate plus ou moins substitués et de monomères zwitterioniques. Les polymères ont pour structure générale la formule (I) dans laquelle X et X' comportent une bétaine N+-R1-Z-, avec Z- répondant au moins à l'une des formules (II) et (III), correspondant respectivement aux sulfobétaines et aux phosphobétaines.
Argillier Jean-Francois
Audibert-Hayet Annie
Carrette Pierre-Louis
Le Perchec Pierre
Institut Francais Du Petrole
Robic
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