Catalyzed air oxidation haircolor

Details Catalyzed air oxidation haircolor Catalyzed air oxidation haircolor

2011-05-24

2011-05-24

Elhilo, Eisa B (Department: 1761)

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

C008S406000, C008S408000, C008S435000, C008S552000, C008S611000, C008S628000

Reexamination Certificate

active

07947090

ABSTRACT:
An air-oxidation haircolor composition is based: a) water; b) water soluble metal salt as a catalyst; c) etidronic acid (1-hydroxyethane-1,1-diphosphoric acid) as a chelating agent and color deposition enhancer; d) oxidation primary dye intermediates; e) an aromatic triol such as 1,2,4-Benzenetriol; f) auxiliary oxidation dye couplers; g) dye antioxidants and stabilizers; h) optionally, a water soluble surfactant; i) optionally, a water soluble anionic polymer; j) a water soluble solvent system; and k) an alkalizer.

REFERENCES:
patent: 4054413 (1977-10-01), Feinland et al.
patent: 7758659 (2010-07-01), Massoni

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