Anionic ethyl methacrylate copolymers and use thereof

Details Anionic ethyl methacrylate copolymers and use thereof Anionic ethyl methacrylate copolymers and use thereof

2005-10-19

2011-10-18

Lipman, Bernard (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C526S263000, C526S303100, C526S307000, C526S307600, C526S307700, C526S317100, C526S318400, C526S319000

Reexamination Certificate

active

08039568

ABSTRACT:
The present invention relates to copolymers which comprise ethyl methacrylate, at least one α,β-ethylenically unsaturated amide group-containing compound and at least one monoethylenically unsaturated carboxylic acid in copolymerized form, to cosmetic and pharmaceutical compositions which comprise at least one such copolymer, and to the use of these copolymers.

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