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MICROEMULSION-TYPE COSMETIC AND METHOD FOR MANUFACTURING SAME
专利权人:
SHISEIDO COMPANY; LTD.
发明人:
Makoto UYAMA,Reiji MIYAHARA
申请号:
US15762813
公开号:
US20180263883A1
申请日:
2016.09.06
申请国别(地区):
US
年份:
2018
代理人:
摘要:
A fine emulsion-type cosmetic comprises a finely-emulsified oil phase mainly based on a silicone oil or hydrocarbon oil without use of a high-pressure emulsifying apparatus, and optionally has an average emulsion particle size of 150 nm or less comprising: an aqueous phase as a continuous layer; an oil phase dispersed in the aqueous phase and comprising 82% by mass or more of a silicone oil and a hydrocarbon oil therein; a carboxy-modified silicone represented by the following formula (1); a C16 to 22 higher alcohol; a nonionic surfactant having a POE chain and an HLB of 5 to 10; and a dihydric glycol;wherein R1 and R2 are respectively a functional group represented by —O—Si(R4)3 in which R4 is an alkyl group having 1 to 6 carbon atoms; R3 is a monovalent hydrocarbon group having 1 to 10 carbon atoms; M is a hydrogen atom, metal atom, or organic cation; A is a linear or branched alkylene group represented by CqH2q; and q is an integer of 6 to 20.
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