A dye composition for a keratinous fiber comprising a developer and a coupler, wherein the coupler is a 2- substituted amino-5-alkylphenol derivative represented by the following formula (1):
wherein the all symbols are defined in the disclosure, is disclosed. The dye composition imparts a color tone of a high chroma and is excellent in coloring power and fastness.
Indoaniline Dyes. II.<sup>1</sup> The Effect of Multiple Substitution on the Absorption of Phenol Blue
作者:Paul W. Vittum、Gordon H. Brown
DOI:10.1021/ja01193a041
日期:1947.1
Keratinous fiber dye composition containing a 2-substituted
申请人:Kao Corporation
公开号:US05334225A1
公开(公告)日:1994-08-02
A keratinous fiber dye composition comprising a developer and a coupler, wherein the coupler is a 2-substituted amino-5-alkylphenol derivative represented by the following formula (1): ##STR1## wherein the all symbols are defined in the disclosure, is disclosed. The keratinous fiber dye composition imparts a color tone of a high chroma and is excellent in coloring power and fastness.