C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 226/06 (2006.01) A61K 8/81 (2006.01) A61K 47/32 (2006.01) A61Q 5/06 (2006.01) A61Q 19/00 (2006.01) C08F 226/10 (2006.01)
Patent
CA 2199054
The present invention relates to a novel process for preparing water-soluble copolymers of at least one water-soluble N-vinyllactam of the formula I (see fig. I) (I) where n = 1 or 2, and at least one hydrophobic comonomer having a water-solubility of 1 to 85 g/l, by free-radical polymerization in aqueous solution.
La présente invention concerne un nouveau procédé de préparation de copolymères hydrosolubles contenant au moins un N-vinyl-lactame hydrosoluble de formule I (voir fig. I) (I) où n = 1 ou 2, et au moins un comonomère hydrophobe ayant une solubilité dans l'eau de 1 à 85 g/l, par polymérisation radicalaire en solution aqueuse.
Blankenburg Rainer
Kothrade Stephan
Sanner Axel
Basf Aktiengesellschaft
Blankenburg Rainer
Kothrade Stephan
Robic
Sanner Axel
LandOfFree
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