Title:
HAIR DYE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2022/230092
Kind Code:
A1
Abstract:
Provided is a hair dye composition in which 2, 4, 5, 6-tetraaminopyrimidine, or a salt thereof, etc., is used as a dye, and which can improve hair dyeing strength and improve the suppression of thermal bleaching. The hair dye composition according to the present invention comprises: (A) 2, 4, 5, 6-tetraaminopyrimidine or the like, as an oxidation dye; and (B) an oxidation dye that satisfies a prescribed condition, for example typically an oxidation dye that does not contain a benzene ring.
Inventors:
ENDO TOMOHIKO (JP)
ITO ERI (JP)
ITO ERI (JP)
Application Number:
PCT/JP2021/016913
Publication Date:
November 03, 2022
Filing Date:
April 28, 2021
Export Citation:
Assignee:
HOYU KK (JP)
International Classes:
A61K8/49; A61K8/34; A61K8/41; A61Q5/10
Foreign References:
| DE20120050U1 | 2002-02-28 | |||
| JP2003508418A | 2003-03-04 | |||
| JP2002205926A | 2002-07-23 | |||
| JP2001526196A | 2001-12-18 | |||
| JP2002226346A | 2002-08-14 | |||
| JP2002205925A | 2002-07-23 | |||
| JPH08509479A | 1996-10-08 | |||
| JP2002220328A | 2002-08-09 | |||
| JP2008521925A | 2008-06-26 | |||
| JP2005518345A | 2005-06-23 | |||
| JP2015537005A | 2015-12-24 |
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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