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US 4,047,888 AGranted
Hair dye composition containing a cationic resin
AssigneeL'oreal
InventorChristos Papantoniou
Life of this patent
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Abstract
A hair dye composition comprises in a cream or gel vehicle or support at least one oxidation dye and at least one graft cationic copolymer of N-vinylpyrrolidone, dimethylaminoethyl methacrylate and polyethylene glycol.
Claims10
A hair dye composition comprising a hair dye support in the form of a cream or gel, at least one oxidation dye in an amount between 0.006 and 6 percent by weight relative to the total weight of said composition and at least one graft cationic copolymer of:
- a. 3-95 weight percent N-vinylpyrrolidone,
- b. 3-95 weight percent dimethylaminoethyl methacrylate and
- c. 2-50 weight percent polyethylene glycol,
- said graft cationic copolymer being present in an amount between 0.5 and 5 percent by weight based on the total weight of said composition and having a molecular weight between 10,000 and 100,000.
1 more element
Dependencies are inferred from the claim text.