Title:
WATER-IN-OIL EMULSION SUNSCREEN COSMETIC
Document Type and Number:
WIPO Patent Application WO/2016/068298
Kind Code:
A1
Abstract:
Provided is a water-in-oil emulsion sunscreen cosmetic having a property not present in the prior art, of improved UV protection due to contact with water and/or sweat compared to directly after application, and which is also pleasant to use and easy to wash off. This water-in-oil emulsion sunscreen cosmetic contains: 6-40 mass % of a UV protector (A), an organic modified clay mineral (B), and an oil phase thickening agent (C) other than (B), and a silicone-based surfactant (D) having an HLB value of less than 8, wherein the ratio [total quantity of component (B) and component (C)]/[total quantity of non-volatile liquid oil components other than silicone oil (E)] is at least 0.04 but less than 0.68.
Inventors:
YAMAKI SATOSHI (JP)
SASAKI KAZUTAKA (JP)
MATSUI TAKASHI (JP)
WATANABE YURIKA (JP)
TASHIRO MAYURI (JP)
NAGARE YUKO (JP)
TOUATI MARIANNE AYAKA (JP)
YAMAGUCHI KAZUHIRO (JP)
SASAKI KAZUTAKA (JP)
MATSUI TAKASHI (JP)
WATANABE YURIKA (JP)
TASHIRO MAYURI (JP)
NAGARE YUKO (JP)
TOUATI MARIANNE AYAKA (JP)
YAMAGUCHI KAZUHIRO (JP)
Application Number:
PCT/JP2015/080764
Publication Date:
May 06, 2016
Filing Date:
October 30, 2015
Export Citation:
Assignee:
SHISEIDO CO LTD (JP)
International Classes:
A61K8/73; A61K8/06; A61K8/25; A61K8/27; A61K8/36; A61K8/37; A61K8/40; A61K8/44; A61K8/49; A61K8/60; A61K8/894; A61K8/895; A61Q17/04
Foreign References:
| JP2000063233A | 2000-02-29 | |||
| JP2011126832A | 2011-06-30 | |||
| JP2011153079A | 2011-08-11 | |||
| JP2004083541A | 2004-03-18 | |||
| JP2000072646A | 2000-03-07 | |||
| JP2009040738A | 2009-02-26 |
Other References:
ISHII, HIROAKI ET AL.: "Efficacy and Physical Properties of Sunscreen Film", OLEOSCIENCE, vol. 9, no. 5, 2009, pages 183 - 188, XP009502471, ISSN: 1345-8949
Attorney, Agent or Firm:
UCHIDA, NAOTO (JP)
Naoto Uchida (JP)
Naoto Uchida (JP)
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