Dyeing human hair with oxidation dyes and arginine or a protamine protein

Claim 2

A composition accordng to claim 1 wherein the dye precursor is selected from the group consisting of compounds having the formula

Claim 3

A composition according to claim 1 wherein the oxidation dye precursor is selected from the group consisting of pyrogallol, resorcinol, p-phenylenediamine, o-phenylenediamine, m-phenylenediamine, o-aminophenol, p-aminophenol, 4-amino-2nitrophenol, nitro-p-phenylenediamine, N-phenyl-p-phenylenediamine and 2,4-diminoanisole.

Claim 4

A composition according to claim 1 also containing from about 0.001 percent to about 6 percent by weight of a color modifier selected from the group consisting of an aromatic amine and a phenolic compound.

Claim 5

A composition according to claim 1 wherein the water-soluble peroxide is selected from the group consisting of hydrogen peroxide, an alkali metal peroxide and urea-peroxide.

Claim 6

A composition according to claim 1 also containing from about 0.1 percent to about 5 percent by weight of a peroxide-stable buffer capable of maintaining a pH of from about 8 to about 11 in aqueous solution.

Claim 7

A hair dye composition comprising: (1) from about 0.5 percent to about 4 percent by weight of a compound selected from the group consisting of arginine carbonate, arginie chloride, arginine phosphate, clupein carbonate and salmin phosphate; (2) from about 0.01 percent to about 2 percent by weight of an oxidation dye precursor selected from the group consisting of pyrogallol, resorcinol, p-phenylenediamine, o-phenylenediamine, m-phenylenediamine, o-aminophenol, p-aminophenol, 4-amino-2-nitrophenol, nitro-P-phenylenediamine, N-phenyl-p-phenylenediamine and 2,4-diaminoanisole; (3) from about 0.1 percent to about 6 percent by weight of a water-soluble peroxide compound selected from the group consisting of hydrogen peroxide, an alkali metal peroxide and urea-peroxide and (4) an inert diluent.

Claim 8

A hair dye composition comprising: (1) from about 0.1 percent to about 20 percent by weight of a compound selected from the group consisting of arinine carbonate, arginine chloride and arginine phosphate; (2) from about 0.001 percent to about 6 percent by weight of one or more oxidation dye precursors; (3) from about 0.1 percent to about 6 percent by weight of a water-soluble peroxide compound and (4) an inert diluent.

Claim 9

A process for dyeing hair comprising applying to said hair a dyeing composition comprising an aqueous solution of (1) from about 0.1 percent to about 20 percent by weight of a compound selected from the group consisting of arginine, a protamine protein, and a peroxide-compatible salt thereof; (2) from about 0.001 percent to about 6 percent by weight of one or more oxidation dye precursors; and (3) from about 0.1 to about 6 percent by weight of a water-soluble peroxide compound, said composition having a pH from about 8 to about 11, and being applied in an amount and for a time sufficient to yield the desired color.

Claim 10

A process according to claim 10 wherein the arginine compound is selected from the group consisting of arginine carbonate, arginine chloride and arginine phosphate.

Claim 11

A process according to claim 10 wherein the protamine protein is selected from the group consisting of clupein, fontinin, salmin, iridin, lacustrin, gallin, sturin, sperm nucleoprotein derived from mollusks (Patella coerulea), macerated bovine testes, and a peroxide-compatible salt thereof.

Claim 12

A process according to claim 10 wherein the oxidation dye precursor is selected from the group consisting of compounds having the formula

Claim 13

A process according to claim 10 wherein the oxidation dye precursor is selected from the group consisting of pyrogallol, resorcinol, p-phenylenediamine, o-phenylenediamine, m-phenylenediamine, o-aminophenol, p-aminophenol, 4-amino-2-nitrophenol, nitro-p-phenylenediamine, N-phenyl-p-phenylenediamine and 2,4-diaminoanisole.

Claim 14

A process according to claim 10 wherein the dyeing composition also contains from about 0.001 percent to about 6 percent by weight of a color modifier selected from the group consisting of an aromatic amine and a phenolic compound.

Claim 15

A process according to claim 10 wherein the water-soluble peroxide is selected from the group consisTing of hydrogen peroxide, an alkali metal peroxide and urea-peroxide.