Invention Grant
- Patent Title: Water-in-oil emulsion cosmetic composition
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Application No.: US14772520Application Date: 2014-03-06
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Publication No.: US10434041B2Publication Date: 2019-10-08
- Inventor: Masaki Kitajima , Tomoko Sato , Satoshi Yamaki
- Applicant: SHISEIDO COMPANY, LTD.
- Applicant Address: JP Tokyo
- Assignee: SHISEIDO COMPANY, LTD.
- Current Assignee: SHISEIDO COMPANY, LTD.
- Current Assignee Address: JP Tokyo
- Agency: Lackenbach Siegel, LLP
- Agent Andrew F. Young, Esq.
- Priority: JP2013-046273 20130308
- International Application: PCT/JP2014/055801 WO 20140306
- International Announcement: WO2014/136886 WO 20140912
- Main IPC: A61Q19/00
- IPC: A61Q19/00 ; A61K8/92 ; A61K8/06 ; A61K8/25 ; A61K8/31 ; A61K8/37 ; A61Q1/02 ; A61K8/894 ; A61K8/26 ; A61K8/58 ; A61K8/891

Abstract:
The present invention provides a water-in-oil type emulsion cosmetic composition with low viscosity while having excellent stability sufficient to withstand the inclusion of a polar oil. A water-in-oil type emulsion cosmetic composition of the present invention is characterized by comprising: (A) 0.1 to 2 mass % of an organically modified clay mineral; (B) 0.1 to 2 mass % of a hydrophobic silica; (C) 2 to 5 mass % of a silicone-type surfactant; (D) an oil component of which 10 to 50 mass % of the total oil component is a non-polar hydrocarbon oil; and (E) 20 to 60 mass % of a water phase component; wherein the (A) organically modified clay mineral and (B) hydrophobic silica total to 0.2 to 2 mass %; and a viscosity of the cosmetic composition as a whole is 1000 to 10000 mPa·s (30° C.; B type viscometer).
Public/Granted literature
- US20160058677A1 WATER-IN-OIL EMULSION COSMETIC COMPOSITION Public/Granted day:2016-03-03
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