Antidandruff composition for treating the hair and the...

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice

Reexamination Certificate

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Details

C424SDIG004, C424S405000, C514S184000, C514S880000, C514S881000

Reexamination Certificate

active

06926900

ABSTRACT:
Antidandruff composition for treating the hair and scalp, in a cosmetically acceptable medium, has at least one pyridinethione salt, one insoluble conditioner, and at least one acrylic terpolymer of: a monomer (a) selected from the group consisting of a C1-C6alkyl acrylate and a C1-C6alkyl methacrylate; a monomer (b) selected from the group consisting of a heterocyclic vinyl compound containing at least one nitrogen or sulphur atom, a (meth)acrylamide, a mono- or di(C1-C4)alkylamino(C1-C4)alkyl (meth)acrylate and a mono- or di(C1-C4) alkylamino(C1-C4) alkyl(meth)acrylamide; and a monomer (c) selected from the group consisting of a urethane produced by reaction between a monoethylenic unsaturated isocyanate and a nonionic surfactant, a copolymerizable ethylenic surfactant monomer, a surfactant monomer of urea type, an allyl ether containing alkylenoxy groups, and a nonionic monomer of urethane type.

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Cardinali et al. “Novel Cationic Compatible Rheology Modifiers for Hard-to-Thicken Personal Care Applications”. Fragrance Journal (1999), 27(1), 151-159.

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