A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/86 (2006.01) A45D 19/00 (2006.01) A61K 8/34 (2006.01) A61K 8/39 (2006.01) A61K 8/41 (2006.01) A61K 8/49 (2006.01) A61K 8/72 (2006.01) A61K 8/81 (2006.01) A61Q 5/10 (2006.01)
Patent
CA 2307275
This invention concerns oxidative, hair coloring compositions which color and condition hair, requiring lesser amounts of dye concentrations due to the presence of certain amphoteric, quaternized, conditioning polymers. The polymers contain repeating units from acrylic acid and methacrylamidopropyl trimethyl ammonium chloride, dimethyl diallyl ammonium chloride, or a mixture thereof.
Azizova Marina
Demarco Richard
Murphy Bryan P.
Pohl Stanley
Bristol-Myers Squibb Company
Gowling Lafleur Henderson Llp
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