Composition for colouring keratin fibres
First Claim
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1. A composition for colouring keratin fibres comprising:
- a) an alkalinising agent consisting of at least one amino acid having a pKa of greater than 10.00 and at least one ester of a fatty acid and glycerol polyethoxylate; and
b) at least one oxidation colourant,wherein said composition does not contain further alkalinising agents.
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Abstract
The present invention refers to a hair dye comprising a) an alkalinising agent consisting of at least one amino acid having a pKa of greater than 10.00 and at least one ester of a fatty acid and glycerol polyethoxylate; and b) at least one oxidation colourant. In particular, the composition of the invention does not comprise any further alkalinizing agent.
Kits and methods for colouring hair based on this composition also fall within the scope of this invention.
1 Citation
21 Claims
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1. A composition for colouring keratin fibres comprising:
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a) an alkalinising agent consisting of at least one amino acid having a pKa of greater than 10.00 and at least one ester of a fatty acid and glycerol polyethoxylate; and b) at least one oxidation colourant, wherein said composition does not contain further alkalinising agents. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A composition for colouring keratin fibres comprising:
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a) an alkalinising agent consisting of at least one amino acid having a pKa of greater than 10.00 and at least one ester of a fatty acid and glycerol polyethoxylate; and b) at least one oxidation colourant, wherein said composition does not contain further alkalinising agents, wherein said ester is selected from the group consisting of Peg-90 glyceryl isostearate, Peg-30 glyceryl triisostearate, Peg-9 glyceryl laurate and Peg-8 glyceryl trilaurate.
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21. A composition for colouring keratin fibres comprising:
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a) an alkalinising agent consisting of at least one amino acid having a pKa of greater than 10.00 and at least one ester of a fatty acid and glycerol polyethoxylate; and b) at least one oxidation colourant, wherein said composition does not contain further alkalinising agents, wherein said at least one amino acid comprises an arginine and said ester is PEG-90 glyceryl isostearate.
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Specification