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US 2021/0275432 A1Published application
Liquid composition comprising hair direct dyes and one or more diols
AssigneeKao Germany GmbH
InventorsJonathan WOOD, Anja AECHTNER, Sandra SCHMELZ, Frank KUFNER
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Abstract
The present invention relates to a stable liquid composition comprising hair direct dyes in a liquid diol which is used for dyeing hair after mixing with one or more other aqueous compositions. The compositions preferably comprise an alkalizing agent.
Claims15
A composition, adapted for coloring keratin fibers, the is liquid at 20° C., the composition comprising:
- one or more hair direct dyes at a total concentration in the range of 0.001 to 10% by weight;
- one or more diols that is liquid at 20° C. at a total concentration more than or equal to 50% by weight;
- and
- 2% by weight or less water, wherein all concentrations are calculated to the total composition.
1 more element
Dependencies are inferred from the claim text.