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Title:
COSMETIC COMPOSITION COMPRISING AT LEAST ONE ALKYLALKOXYSILANE
Document Type and Number:
WIPO Patent Application WO/2012/038880
Kind Code:
A3
Abstract:
The present invention relates to a cosmetic or dermatological composition of sol/gel type for making up and/or caring for keratin materials, and/or for making up the teeth, characterized in that it is obtained by mixing (a) at least one alkylalkoxysilane of formula R1xSi(OR2)(4-x) or [R1ySiO(4-y)/2]n[R1x(OR2)zSiO(4-x-z)/2]m, (b) at least one alkoxysilane monomer or oligomer of formula R3xSi(OR2)(4-x) or [R3ySiO(4-y)/2]n[R3x(OR2)zSiO(4-x-z)/2]m, (c) at least one acid, in an amount sufficient for the said cosmetic or dermatological composition to have a pH of between 3 and 6, and (d) an amount of water sufficient to enable hydrolysis of the sol/gel reaction. A subject of the invention is also a cosmetic process for coating keratin materials and/or the teeth, which consists in applying the said composition to the said keratin materials and/or teeth, and a kit for coating keratin materials and/or the teeth, comprising at least two different compositions conditioned separately, the said kit comprising components (a) to (d) as defined previously.

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Inventors:
KERGOSIEN GUILLAUME (FR)
FREMONT ELLEN (FR)
Application Number:
PCT/IB2011/054090
Publication Date:
November 29, 2012
Filing Date:
September 19, 2011
Export Citation:
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Assignee:
OREAL (FR)
KERGOSIEN GUILLAUME (FR)
FREMONT ELLEN (FR)
International Classes:
A61K8/58; A61K8/04; A61K8/365; A61Q3/02
Domestic Patent References:
WO1999033432A11999-07-08
Foreign References:
GB2403406A2005-01-05
FR2913887A12008-09-26
EP1961449A22008-08-27
Other References:
DOW CORNING: "Dow corning z-6011", 24 March 2004 (2004-03-24), XP002642437, Retrieved from the Internet [retrieved on 20110615]
Attorney, Agent or Firm:
LE COUPANEC, Pascale (Paris, FR)
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