A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/302
A61K 7/13 (1985.01)
Patent
CA 1221913
ABSTRACT OF THE DISCLOSURE A process and composition for dyeing hair involving the precipitation of an anionic polymeric dye by means of a cationic polymer preferably in the presence of a surfactant and particularly an amphoteric surfactant.
435191
Brown Keith C.
Loveless Norman P.
Wolfram Leszek J.
Clairol Incorporated
Gowling Lafleur Henderson Llp
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