Methods, compositions and uses relating thereto
AssigneeInnospec Limited
InventorsNicholas John Dixon, Matthew Robert Giles, Kimberley Elizabeth Griffiths, Tony Gough, Ian Malcolm McRobbie
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Abstract
A method of combatting colour loss from a dyed material, the method comprising contacting the material with a composition comprising an alpha-substituted aldehyde.
Claims28
A method of combatting colour loss from a dyed material, the method comprising contacting the material with a composition comprising an alpha-substituted aldehyde.
-6. (canceled)
A method of colouring hair, the method comprising:
- (a) contacting the hair with a colouring composition;
- and
- (b) contacting the hair with a composition comprising an alpha-substituted aldehyde.
-27. (canceled)
A packaged hair colouring product comprising one or more compositions wherein the one or more compositions together comprise at least one dye compound and/or one dye precursor compound and an alpha-substituted aldehyde.
Dependencies are inferred from the claim text.