C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
167/302
C09B 69/10 (2006.01) A61Q 5/10 (2006.01)
Patent
CA 1096310
ABSTRACT OF THE DISCLOSURE A new class of water soluble cationic dyes especially useful in the rapid dyeing of hair prepared by the covalent reaction of visibly colored optical chromophores with selected polymeric backbones containing at least one primary, secondary, or tertiary amino group per repeating unit.
294613
Sokol Phillip E.
Tsai Hu-Chu
Macrae & Co.
The Gillette Company
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