Cationic polymeric dyes

C - Chemistry – Metallurgy – 09 – B

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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

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