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Title:
NOVEL ORGANOPOLYSILOXANE COPOLYMER
Document Type and Number:
WIPO Patent Application WO/2011/049246
Kind Code:
A1
Abstract:
Disclosed is a novel organopolysiloxane copolymer which has excellent surface active power and exhibits excellent blending stability in cosmetic preparations and excellent feeling improvement characteristics in comparison to conventionally known polyether-modified silicones and silicone-containing alternating copolymers. The organopolysiloxane copolymer can be used in combination with various cosmetic formulation ingredients. Specifically disclosed are: an AB-type organopolysiloxane copolymer which has a silylalkyl group having a carbosiloxane dendrimer structure at one end of the molecular chain, while having a hydrophilic segment at the other end; a method for producing the AB-type organopolysiloxane copolymer; a surfactant and a powder processing agent which are respectively composed of the organopolysiloxane copolymer; and a composition for external application and a cosmetic formulation which respectively contain the organopolysiloxane copolymer.

Inventors:
IIMURA TOMOHIRO (JP)
HAYASHI AKITO (JP)
TAMURA SEIKI (JP)
FURUKAWA HARUHIKO (JP)
Application Number:
PCT/JP2010/069237
Publication Date:
April 28, 2011
Filing Date:
October 22, 2010
Export Citation:
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Assignee:
DOW CORNING TORAY CO LTD (JP)
IIMURA TOMOHIRO (JP)
HAYASHI AKITO (JP)
TAMURA SEIKI (JP)
FURUKAWA HARUHIKO (JP)
International Classes:
C08G77/38; A61K8/06; A61K8/894; A61Q1/00; A61Q5/00; A61Q15/00; A61Q17/04; A61Q19/00; C08G77/46; C08G77/50; C09C3/12
Domestic Patent References:
WO2009025146A12009-02-26
WO2009022621A12009-02-19
WO2007135771A12007-11-29
Foreign References:
JPS504199A1975-01-17
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Other References:
See also references of EP 2492300A4
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