Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Patent
1973-08-29
1976-05-04
Rosen, Sam
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
8 10, 8 102, 8 11, A61R 713
Patent
active
039543935
ABSTRACT:
A composition for dyeing hair comprising the product formed by contacting bismuth citrate, triethanolamine and sulfur in the presence of water. The product is stable in solution; in use the product is applied to human hair, as on the scalp, and thereupon effects a darkening of the hair.
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patent: 3415608 (1968-12-01), Tucker
Winter, Handbuch der Gesamten Parfumerie und Kosmetik, Springer-Verlag, Austria, (1952), pp. 620-621, 638-639.
Clarke Vera C.
Combe Inc.
Rosen Sam
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