Method of hair dyeing and hairdye set

Details Method of hair dyeing and hairdye set Method of hair dyeing and hairdye set

2006-02-28

2006-02-28

Einsmann, Margaret (Department: 1751)

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

C008S406000, C008S408000, C008S410000, C008S412000

Reexamination Certificate

active

07004981

ABSTRACT:
A hair-coloring method comprises coloring hair having virgin hair portions and already-colored hair portions, wherein:(A) the virgin hair portions are colored with an oxidative hair-coloring agent (I) comprising an oxidative dye, ammonia and hydrogen peroxide and having an ammonia concentration of 0.2 to 3.0% by weight and a hydrogen peroxide concentration of 2.5 to 5.0% by weight, and(B) the already-colored hair portions are colored with an oxidative hair-coloring agent (II) comprising an oxidative dye, ammonia and hydrogen peroxide and having an ammonia concentration of 0.1 to 1.5% by weight and a hydrogen peroxide concentration of 0.01 to 2.0% by weight.Hair having virgin hair portions and already-colored hair portions can be colored in a uniform color tone over the whole hair.

REFERENCES:
patent: 5053051 (1991-10-01), Tennigkeit et al.
patent: 5316551 (1994-05-01), Wenke
patent: (1998) 10-167937 (1998-06-01), None
patent: 2002-114644 (2002-04-01), None
patent: 2002-114653 (2002-04-01), None
patent: 2002-167311 (2002-06-01), None
patent: 2002-241248 (2002-08-01), None
English translation for JPO website of JP 2002-241248, Aug. 28, 2002.
Patent Abstracts of Japan, JP Publication No. 2002-097121, published Apr. 2, 2002, inventors: Toshihiko, Yamamoto et al., entitled “Oxidative Hair Dyeing Composition”.

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