发明公开
- 专利标题： WATER-IN-OIL EMULSION COSMETIC
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申请号： EP21748143.1申请日： 2021-01-29
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公开(公告)号： EP4098327A1公开(公告)日： 2022-12-07
- 发明人: CHEN, Shi , ISHITA, Mio
- 申请人： Kao Corporation
- 申请人地址： JP Chuo-ku Tokyo 103-8210 14-10, Nihonbashi-Kayabacho 1-chome
- 代理机构： Hoffmann Eitle
- 优先权： JP2020015174 20200131
- 国际公布： WO2021153704 20210805
- 主分类号： A61Q17/04
- IPC分类号： A61Q17/04 ; A61K8/06 ; A61K8/29 ; A61K8/31 ; A61K8/891
摘要：
A water-in-oil emulsion cosmetic, in which an ultraviolet scattering agent is uniformly dispersed in a base, an excellent ultraviolet protective effect is stably imparted, and whitishness is suppressed.
The present invention relates to a water-in-oil emulsion cosmetic comprising the following components (a), (b), (c) and (d) :
(a) titanium dioxide surface-treated with a fatty acid and/or an alkylalkoxysilane;
(b) an amphiphilic substance which is solid at normal temperature;
(c) a linear silicone oil; and
(d) a volatile hydrocarbon oil.
The present invention relates to a water-in-oil emulsion cosmetic comprising the following components (a), (b), (c) and (d) :
(a) titanium dioxide surface-treated with a fatty acid and/or an alkylalkoxysilane;
(b) an amphiphilic substance which is solid at normal temperature;
(c) a linear silicone oil; and
(d) a volatile hydrocarbon oil.
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