Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Patent
1977-11-21
1980-04-29
Morgenstern, Norman
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
8 11, 8 32, A61K 713
Patent
active
042004322
ABSTRACT:
A hair dye composition comprising at least one oxidation dye and at least one diphenylamine of the formula ##STR1## wherein R.sub.1 and R.sub.4 each independently represent hydrogen, halogen, lower alkyl having 1-6 carbon atoms, lower alkoxy having 1-6 carbon atoms, acylamino or ureido;
REFERENCES:
patent: 2101879 (1937-12-01), Strouse
patent: 2692262 (1954-10-01), Bosshard
patent: 3214472 (1965-10-01), Charle et al.
Bugaut Andree
Estradier Francoise
Kalopissis Gregoire
"L'Oreal"
Clarke Vera C.
Morgenstern Norman
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