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Organopolysiloxane and cosmetic containing it
专利权人:
发明人:
申请号:
EP12001466.7
公开号:
EP2505602A1
申请日:
2012.03.05
申请国别(地区):
EP
年份:
2012
代理人:
摘要:
The invention provides an organopolysiloxane is shown by the following formula (1), wherein each R1 independently represents a group selected from an alkyl group having 1 to 30 carbon atoms and optionally substituted with a fluorine atom, an aryl group having 6 to 30 carbon atoms, and an aralkyl group having 7 to 30 carbon atoms each R2 independently represents a divalent organic group having 2 to 15 carbon atoms and optionally intervened with an oxygen atom and each R3 independently represents a group selected from a polyoxyalkylene group shown by the following formula (2),         -(C2H4O)a(C3H6O)b(C4H8O)c(C5H10O)dR4     (2)a hydrogen atom, and a group shown by the following formula (3),, wherein at least one of R3 in one molecule is the polyoxyalkylene group shown by the formula (2) with "m" representing an integer of 0 to 300 and "n" representing an integer of 1 to 10. There can be the organopolysiloxane that is excellent in emulsion stability, dispersion stability, temporal stability, and skin-contact property.
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