4, 5-diaminopyrazole derivatives in dimer form, and use...

Details 4, 5-diaminopyrazole derivatives in dimer form, and use... 4, 5-diaminopyrazole derivatives in dimer form, and use...

2005-09-06

2005-09-06

Elhilo, Eisa (Department: 1751)

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

C008S405000, C008S406000, C008S409000, C008S410000, C008S411000, C008S412000, C008S423000, C008S570000, C008S573000, C548S302700

Reexamination Certificate

active

06939382

ABSTRACT:
The present, invention relates to novel 4,5-diaminopyrazole derivatives, to a composition for the oxidation dyeing of keratin fibers, and in particular of human keratin fibers, comprising, as oxidation base, at least one such derivative, and also to an oxidation dyeing process using this composition.

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English language Derwent Abstract of WO 02/069918.
English language Derwent Abstract of WO 02/069919.
English language Derwent Abstract of WO 1 236 460.

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