Hair dye compositions for dressing the hair
OwnerYukiharu Murakamiinventor
Life of this patent
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Abstract
It is an object of the present invention to provide a composition having an action of gradually dyeing hair as it is used as a hairdressing, wherein this dyeing hairdressing composition has commercial value as a hair dye and also as a hairdressing. To a dyeing hairdressing composition are added (a) a natural pigment that either, upon permeating the hair, reacts with metals present in the hair to cause coloration, ranging from brown to dark brown to black, or bonds with the metals in the hair to produce an insoluble compound and to achieve the effect of fixing the coloring of the hair, and (b) an inorganic white colorant.
Claims20
A dyeing hairdressing composition comprising the following components (a) and (b):
- (a) a natural pigment that either, upon permeating the hair, reacts with metals present in the hair to cause coloration, ranging from brown to dark brown to black, or bonds with the metals in the hair to produce an insoluble compound and to achieve the effect of fixing the coloring of the hair;
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- (b) an inorganic white colorant contained in a proportion of at least 0.1 wt % and less than 10 wt % per 100 wt % of the composition.
A dyeing hairdressing composition comprising the following components (a) and (b):
- (a) a natural pigment that either, upon permeating the hair, reacts with metals present in the hair to cause coloration, ranging from brown to dark brown to black, or bonds with the metals in the hair to produce an insoluble compound and to achieve the effect of fixing the coloring of the hair;
- and
- (b) an inorganic white colorant contained in a proportion of 0.1 to 5 wt % per 100 wt % of the composition.
A method for inhibiting the coloring of a dyeing hairdressing composition, wherein an inorganic white colorant is added to a dyeing hairdressing composition comprising a natural pigment that either, upon permeating the hair, reacts with metals present in the hair to cause coloration, ranging from brown to dark brown to black, or bonds with the metals in the hair to produce an insoluble compound and to achieve the effect of fixing the coloring of the hair.
Use of an inorganic white colorant for preventing the coloration of a dyeing hairdressing composition comprising a natural pigment that either, upon permeating the hair, reacts with metals present in the hair to cause coloration, ranging from brown to dark brown to black, or bonds with the metals in the hair to produce an insoluble compound and to achieve the effect of fixing the coloring of the hair.
Dependencies are inferred from the claim text.