Oxidative hair dye compositions containing n-substituted...

Details Oxidative hair dye compositions containing n-substituted... Oxidative hair dye compositions containing n-substituted...

C - Chemistry, Metallurgy

09

B

167/302

C09B 17/02 (2006.01) C09B 57/00 (2006.01) C09B 62/00 (2006.01)

Patent

CA 1036942

ABSTRACT OF THE DISCLOSURE Hair dyeing compositions are disclosed which contain an N-substituted o-phenylenediamine, the N substi- tuent being an alkyl, alkoxyalkyl, hydroxyalkyl, alkylamino- alkyl, dialkylaminoalkyl, phenyl or substituted phenyl. These give reddish shades by purely oxidative means, and the shades are fast to wet treatments and are long-wearing. Also disclosed are methods of dyeing hair with these compo- sitions, as well as certain novel compounds suitable for the purpose, e.g. N-(alkoxyalkyl)-o-phenylenediamines. -2-

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