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 treating a material, the method comprising the steps of: (1) contacting the material with a composition comprising an electrophilic species selected from aldehydes, succinimidyl esters, and mixtures thereof; (2) contacting the material with a composition comprising a chelating agent and/or a salt of an amine and/or a carboxylic acid.
Claims20
-7. (canceled)
A hair care composition comprising an electrophilic species selected from the group consisting of aldehydes, succinimidyl esters and mixtures thereof;
- and a chelating agent and/or a salt of an amine and a carboxylic acid.
(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;
- an electrophilic species selected from the group consisting of aldehydes, succinimidyl esters and mixtures thereof;
- and a chelating agent and/or a salt of an amine and a carboxylic acid.
Dependencies are inferred from the claim text.