Inverse latex and use in cosmetics

Details Inverse latex and use in cosmetics Inverse latex and use in cosmetics

2006-04-25

2006-04-25

Padmanabhan, Sreeni (Department: 1616)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

C424S070100, C424S400000, C510S119000, C510S135000, C514S937000

Reexamination Certificate

active

07033600

ABSTRACT:
A cosmetic, dermopharmaceutical or pharmaceutical composition includes a composition containing an oil phase, an aqueous phase, a water-in-oil (W/O) emulsifier, an oil-in-water (O/W) emulsifier, in the form of a positive latex comprising 20 wt. % to 60 wt. %, and preferably 30 wt. % to 50 wt. %, of a branched or linear anion polyelectrolyte based on 2-methyl 2-[(1-oxo-2-propenyl)amino] 1-propanelsulphonic acid partly or completely salified, copolymerized with acrylamide, the organic solvent constituting the oil phase of the positive latex being isohexadecane.

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