Title:
OIL-IN-WATER EMULSION COSMETIC
Document Type and Number:
WIPO Patent Application WO/2023/162101
Kind Code:
A1
Abstract:
Provided is a translucent oil-in-water emulsion cosmetic that is in the form of a nanoemulsion having an average particle size of 100 nm or less and excellent emulsion stability. This oil-in-water emulsion cosmetic contains the following components: (A) water; (B) a polyhydric alcohol; (C) at least one nonionic activator with an HLB value of 12-17 selected from the group consisting of polyoxyethylene hardened castor oil and a polyoxyethylene sorbitan fatty acid ester, in a total amount of 0.3-1.0 mass%; (D) at least one nonionic activator selected from the group consisting of sorbitan sesquioleate, sorbitan monooleate and sorbitan monoisostearate, in a total amount of 0.1-0.5 mass%; (E) 0.001-0.5 mass% of an ester oil having a viscosity of 25-35 mPa·s at 25°C; (F) a mixture of two or more materials selected from the group consisting of a legume plant extract, an ammiaceous plant extract, a labiatae plant extract, a polygonaceous plant extract, a theaceous plant extract, a composite plant extract, an araliaceous plant extract, a betulaceous plant extract, a rubiaceous plant extract and hydrolyzed products thereof, with caproylglycine; and (G) a mixture of two or more essential oils selected from the group consisting of a rutaceous plant essential oil, a labiatae plant essential oil, a geraniaceous plant essential oil and a gramineous plant essential oil.
Inventors:
HIKARI SAYAKA (JP)
IGUCHI MINORI (JP)
DOHI HANAKO (JP)
SUWA YUSUKE (JP)
ONISHI CHIHIRO (JP)
IGUCHI MINORI (JP)
DOHI HANAKO (JP)
SUWA YUSUKE (JP)
ONISHI CHIHIRO (JP)
Application Number:
PCT/JP2022/007688
Publication Date:
August 31, 2023
Filing Date:
February 24, 2022
Export Citation:
Assignee:
COSMO BEAUTY CO LTD (JP)
PREMIER ANTI AGING CO LTD (JP)
PREMIER ANTI AGING CO LTD (JP)
International Classes:
A61K8/06; A61K8/34; A61K8/37; A61K8/39; A61K8/9789; A61K8/9794; A61Q1/00; A61Q5/12; A61Q7/00; A61Q17/04; A61Q19/00
Domestic Patent References:
| WO2014112192A1 | 2014-07-24 | |||
| WO2014065346A1 | 2014-05-01 |
Foreign References:
| JP2002371000A | 2002-12-24 | |||
| JP2021522339A | 2021-08-30 |
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
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