Title:
OXIDATION HAIR DYE
Document Type and Number:
WIPO Patent Application WO/2021/084952
Kind Code:
A1
Abstract:
The present invention is an oxidation hair dye containing a coupler (A) and characterized in that when the oxidation hair dye contains a dye intermediate (C), the mass ratio (A/C) of the component (A) content to the total dye intermediate (C) content is 2.5 or more. The oxidation hair dye may further contain an alkaline agent (B) and/or an iodine compound (D).
Inventors:
ITO YOSHIMI (JP)
TOWATARI MAKOTO (JP)
SAKAI MOTOI (JP)
KOTANI TAKAKO (JP)
SHINODA YUKO (JP)
YAMADA HARUKA (JP)
SONODA TOMOYA (JP)
TOWATARI MAKOTO (JP)
SAKAI MOTOI (JP)
KOTANI TAKAKO (JP)
SHINODA YUKO (JP)
YAMADA HARUKA (JP)
SONODA TOMOYA (JP)
Application Number:
PCT/JP2020/035163
Publication Date:
May 06, 2021
Filing Date:
September 17, 2020
Export Citation:
Assignee:
HOYU KK (JP)
International Classes:
A61Q5/10; A61K8/20; A61K8/41
Domestic Patent References:
| WO2018056016A1 | 2018-03-29 | |||
| WO2017187983A1 | 2017-11-02 |
Foreign References:
| JP2018104326A | 2018-07-05 | |||
| JP2004059592A | 2004-02-26 | |||
| JPH01110613A | 1989-04-27 |
Attorney, Agent or Firm:
ONDA Makoto et al. (JP)
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