Hair dye compositions and process comprising and utilizing a com

Details Hair dye compositions and process comprising and utilizing a com Hair dye compositions and process comprising and utilizing a com

1993-10-15

1994-08-23

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

8408, 8409, 8423, 548485, A61K 713

Patent

active

053403665

ABSTRACT:
A process for dyeing keratinous fibers involves applying to the fibers, at least one compound of formula ##STR1## wherein R.sub.1 represents hydrogen, alkyl, acetyl, benzoyl, phenyl or carboxylalkyl and R.sub.2 and R.sub.3 represent hydrogen, alkyl, hydroxyl, halogen, nitro, alkyl phenyl, phenyl or alkoxy, and an aminopyrimidine of the formula ##STR2## wherein R.sub.5 represents hydrogen, hydroxyl or ##STR3## represents hydroxyl or ##STR4## R.sub.7 represents H or NH.sub.2, R.sub.8 represents ##STR5## and R.sub.9 and R.sub.10 represent hydrogen, alkyl, (CH.sub.2).sub.p -Z wherein p is 1 to 4 and Z represents OH, halogen, NH.sub.2, NHR' or NHR'R" wherein R' and R" represent alkyl or together form a heterocycle, with the proviso that one of R.sub.5 to R.sub.8 represents NH.sub.2.

REFERENCES:
patent: 4013404 (1977-03-01), Parent et al.
patent: 4168953 (1979-09-01), Rose
patent: 4226595 (1980-10-01), Rose et al.
patent: 4322212 (1982-03-01), Konrad et al.
patent: 4750908 (1988-06-01), Rosenbaum et al.
patent: 4921503 (1990-05-01), Anderson et al.
French Search Report of FR 91 02614.

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