C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 220/38 (2006.01) C08F 220/60 (2006.01)
Patent
CA 2681620
The invention relates to a copolymer including betaininc units and hydrophobic and/or amphiphile units. The invention also relates to a method for preparing a copolymer including betaininc units and hydrophobic and/or amphiphile units, by controlled micellar polymerisation. The invention further relates to the uses of the copolymer. The copolymer is particularly used for increasing the viscosity of saline aqueous compositions.
La présente invention a pour objet un copolymère présentant des unités bétaïniques et des unités hydrophobes et/ou amphiphiles. La présente invention concerne également un procédé de préparation d'un copolymère présentant des unités bétaïniques et des unités hydrophobes et/ou amphiphiles, par polymérisation micellaire contrôlée. La présente invention concerne également des utilisations du copolymère. Le copolymère permet notamment d'augmenter la viscosité de compositions aqueuses salines.
Bendejacq Denis
Cadix Arnaud
Labeau Marie-Pierre
Monin David
Vuong Chi-Thanh
Rhodia Operations
Robic
LandOfFree
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