Title:
【発明の名称】染毛剤
Document Type and Number:
Japanese Patent JP3098805
Kind Code:
B2
Abstract:
Process for dyeing keratinous fibres, especially human keratinous fibres such as the hair, characterised in that there is applied on these fibres a composition containing, in a medium suitable for dyeing, at least one 4-hydroxyindole derivative of the formula: in which R1 denotes hydrogen, C1-C4 alkyl; R2 and R3, which may be identical or different, denote hydrogen, C1-C4 alkyl, carboxyl or alkoxycarbonyl; X denotes hydrogen, C1-C4 alkyl, C1-C18 alkoxy, halogen, acetylamino; at least one of the groups X, R1, R2 and R3 being other than hydrogen; as well as the salts of these compounds; - at least one oxidation dye precursor; - at least one oxidising agent; the pH of the composition applied on the fibres being below 7.
Inventors:
Jancotel
Marie Pascal Oudose
Marie Pascal Oudose
Application Number:
JP16547591A
Publication Date:
October 16, 2000
Filing Date:
July 05, 1991
Export Citation:
Assignee:
LOREAL
International Classes:
A61K8/20; A61K8/22; A61K8/33; A61K8/34; A61K8/00; A61K8/35; A61K8/40; A61K8/41; A61K8/42; A61K8/46; A61K8/49; A61Q5/10; C07C211/51; C07C215/76; C07D213/73; C09B29/40; D06P3/08; (IPC1-7): A61K7/13
Domestic Patent References:
| JP2259174A | ||||
| JP1199906A |
Attorney, Agent or Firm:
Akira Asamura (3 outside)