Title:
OIL-IN-WATER EMULSIFIED SUNBLOCK COSMETIC
Document Type and Number:
WIPO Patent Application WO/2016/068299
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an oil-in-water emulsified sunblock cosmetic exhibiting an excellent feeling when used and capable of maintaining a high ultraviolet-ray protective effect even upon contact with water or sweat after application. The present invention pertains to an oil-in-water emulsified sunblock cosmetic containing an (A) ultraviolet-ray protective agent and a (B) fatty acid forming a solid at room temperature, the oil-in-water emulsified sunblock cosmetic being characterized in that 51% or less of the fatty acid is neutralized, and the formulation ratio ((A)/(B)) of the (A) ultraviolet-ray protective agent to the (B) fatty acid is in the range of at least 0.1 and less than 10.0. This cosmetic exhibits the unprecedented property of contact with water causing an improvement to the ultraviolet-ray protective ability thereof. It is preferable for the cosmetic to also contain an (C) oily component having an IOB of 0.5 or higher.
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Inventors:
YAMAKI SATOSHI (JP)
SASAKI KAZUTAKA (JP)
MATSUI TAKASHI (JP)
YAMAGUCHI KAZUHIRO (JP)
SASAKI KAZUTAKA (JP)
MATSUI TAKASHI (JP)
YAMAGUCHI KAZUHIRO (JP)
Application Number:
PCT/JP2015/080765
Publication Date:
May 06, 2016
Filing Date:
October 30, 2015
Export Citation:
Assignee:
SHISEIDO CO LTD (JP)
International Classes:
A61K8/36; A61K8/06; A61K8/37; A61K8/40; A61K8/44; A61K8/86; A61Q17/04
Foreign References:
| JPH08310941A | 1996-11-26 | |||
| JP2005513094A | 2005-05-12 | |||
| JP2004168913A | 2004-06-17 | |||
| JP2007063145A | 2007-03-15 | |||
| JPH08310914A | 1996-11-26 | |||
| JP2004083541A | 2004-03-18 | |||
| JP2007332037A | 2007-12-27 | |||
| JP2015030723A | 2015-02-16 |
Other References:
See also references of EP 3213741A4
Attorney, Agent or Firm:
UCHIDA, NAOTO (JP)
Naoto Uchida (JP)
Naoto Uchida (JP)
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