Title:
COMPOSITION COMPRISING A DYE AND INORGANIC ALKALIZING AGENT
Document Type and Number:
WIPO Patent Application WO/2023/054558
Kind Code:
A1
Abstract:
The present invention is directed to a dyeing composition A for keratin fibers, preferably for human keratin fibers, more preferably for human hair, comprising a) one or more oxidative dye coupler(s) and/or oxidative dye precursor(s), and/or their salt(s), and/or their mixtures, b) one or more salt(s) according to the following structure: X3PO4, wherein X is a metal, and wherein the total concentration of water is 10% by weight or less, calculated to the total weight of composition A.
Inventors:
NAKAMURA TAKAHITO (JP)
HIRUMA DAISUKE (JP)
HIRUMA DAISUKE (JP)
Application Number:
PCT/JP2022/036369
Publication Date:
April 06, 2023
Filing Date:
September 29, 2022
Export Citation:
Assignee:
KAO CORP (JP)
International Classes:
A61K8/02; A61K8/24; A61K8/41; A61Q5/06; A61Q5/10
Foreign References:
| JPS5718606A | 1982-01-30 | |||
| EP3485943A1 | 2019-05-22 | |||
| US20190175461A1 | 2019-06-13 |
Other References:
DATABASE GNPD [online] MINTEL; 27 June 2016 (2016-06-27), ANONYMOUS: "Permanent Hair Dye Powder", XP055655486, retrieved from https://www.gnpd.com/sinatra/recordpage/4094931/ Database accession no. 4094931
Attorney, Agent or Firm:
ARUGA PATENT OFFICE (JP)
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