LAMELLAR GEL-CONTAINING COMPOSITION, EMULSIFIED COMPOSITION, AND COMPOSITION FOR AGENT FOR EXTERNAL USE ON SKIN

Title:

LAMELLAR GEL-CONTAINING COMPOSITION, EMULSIFIED COMPOSITION, AND COMPOSITION FOR AGENT FOR EXTERNAL USE ON SKIN

Document Type and Number:

WIPO Patent Application WO/2021/205902

Kind Code:

A1

Abstract:

This lamellar gel phase-containing composition contains a first nonionic surfactant having a hydrophobic moiety on both sides of a hydrophilic moiety. The first nonionic surfactant forms at least a portion of the lamellar gel phase. The content of higher aliphatic alcohol or higher fatty acid is no more than 1 mass% of the composition mass.

Inventors:

MIYAHARA REIJI (JP)
MUNAKATA HIDEHITO (JP)
TAKAHASHI SHIGEO (JP)
ZHANG YANG (JP)

Application Number:

PCT/JP2021/012808

Publication Date:

October 14, 2021

Filing Date:

March 26, 2021

Export Citation:

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Assignee:

SHISEIDO CO LTD (JP)

International Classes:

A61K8/39; A61K8/02; A61K8/06; A61K8/86; A61Q5/02; A61Q5/06; A61Q15/00; A61Q17/00; A61Q19/00; A61Q19/10

Foreign References:

JP2017132765A	2017-08-03
JP2000001423A	2000-01-07

Other References:

SUZUKI, TOSHIYUKI: "Progress in emulsion technology, particularly gel-emulsions", FRAGRANCE JOURNAL, vol. 2014, no. 10, 30 September 2014 (2014-09-30), JP , pages 12 - 20, XP009540033, ISSN: 0288-9803
ARAMAKI, KENJI; KUNIEDA, HIRONOBU: "Phase Behavior of Surfactant Solutions and Organic Structure Thereof.", FRAGRANCE JOURNAL, no. Special Edition 19. Advances in Emulsification Tec, 1 April 2005 (2005-04-01), JP , pages 2 - 9, XP009540032, ISSN: 0289-1840
KEI WATANABE ET AL., J. OLEO SCI., vol. 61, 2012, pages 29 - 34
See also references of EP 4134067A4

Attorney, Agent or Firm:

IWAHASHI Yuji (JP)

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