Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2007-03-16
2010-06-15
Elhilo, Eisa B (Department: 1796)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S406000, C008S423000, C008S568000, C008S574000, C548S400000, C546S246000
Reexamination Certificate
active
07736396
ABSTRACT:
Provided is a hair dyeing composition, containing a first part containing (a) a nitrogen-containing compound expressed by the general formula (1) or a salt thereof and a second part containing a component (b) of an oxidizing agent, wherein a pH upon use is 7.5 to 12,wherein R1and R3to R5represent H, a hydroxy group, and an alkyl group with C12 or less optionally having a substituent, R2represents a hydroxy group, —R or —OR, in which R means the same as R3to R5, and two or more of R1to R5may be taken together to form a 3 to 8 membered-ring optionally having a substituent.
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Fujii Yasuyuki
Fukuhara Masaki
Nishi Takafumi
Elhilo Eisa B
Kao Corporation
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
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