Process for dyeing keratinous fibres with 2,6-dimethyl- 1,4-diaminobenzene and/or 2,3-dimethyl-1,4-diaminobenzene and/or 2,6-diethyl-1,4-diaminobenzene in an acid medium and compositions employed
A Standard patent application filed on 30 May 1991 credited to Cotteret, Jean
Details
Application number :
78015
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Process for dyeing keratinous fibres with 2,6-dimethyl- 1,4-diaminobenzene and/or 2,3-dimethyl-1,4-diaminobenzene and/or 2,6-diethyl-1,4-diaminobenzene in an acid medium and compositions employed