C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
C09B 57/00 (2006.01)
Patent
CA 2254413
Oxidative hair coloring compositions and methods based on specific 2-substituted 1-naphthols and 4-aminophenols as the dye components in a selected carrier composition with a defined cumulative hydrophilic/lipophilic index are described.
Pohl Stanley
Wong Michael Y. M.
Bristol-Myers Squibb Company
Mbm Intellectual Property Law Llp
P&g-Clairol Inc.
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