An oxidative hair dye composition contains a first agent that includes an alkaline agent and is a cream formulation and a second agent that includes an oxidant and is liquid. The oxidative hair dye composition at the time of use has a viscosity at 25° C. of 3,000 to 10,000 mPa.Math.s. The oxidative hair dye composition further includes (A) a salt of an oxidative dye, (B) a cationic surfactant in a content of 0.15% by mass or more, (C) a nonionic surfactant having an HLB value of 17 to 20, and (D) a nonionic surfactant having an HLB value of 11 or less.

An oxidative hair dye composition contains a first agent that includes an alkaline agent and is a cream formulation and a second agent that includes an oxidant and is liquid. The oxidative hair dye composition at the time of use has a viscosity at 25° C. of 3,000 to 10,000 mPa.Math.s. The oxidative hair dye composition further includes (A) a salt of an oxidative dye, (B) a cationic surfactant in a content of 0.15% by mass or more, (C) a nonionic surfactant having an HLB value of 17 to 20, and (D) a nonionic surfactant having an HLB value of 11 or less.

Agents for oxidatively dyeing of keratinic fibers include in a cosmetic carrier, (A) as a developer, 4,5-diamino-1-(2-hydroxyethyl)-1H-pyrazole and/or one of the physiologically acceptable salts thereof, (B) as a developer, p-aminophenol and/or one of the physiologically acceptable salts thereof, (C) as a coupler, 2,6-bis(2′-hydroxyethylamino)-1-methylbenzene and/or one of the physiologically acceptable salts thereof, and (D) as a coupler, at least one m-dihydroxybenzene derivative from the group consisting resorcinol, 2-methylresorcinol and/or 4-chlororesorcinol as coupler.

Agents for oxidatively dyeing of keratinic fibers include in a cosmetic carrier, (A) as a developer, 4,5-diamino-1-(2-hydroxyethyl)-1H-pyrazole and/or one of the physiologically acceptable salts thereof, (B) as a developer, p-aminophenol and/or one of the physiologically acceptable salts thereof, (C) as a coupler, 2,6-bis(2′-hydroxyethylamino)-1-methylbenzene and/or one of the physiologically acceptable salts thereof, and (D) as a coupler, at least one m-dihydroxybenzene derivative from the group consisting resorcinol, 2-methylresorcinol and/or 4-chlororesorcinol as coupler.

The present invention relates to a process for dyeing or bleaching keratin fibers, comprising the application to the keratin fibers of a composition comprising a high content of one or more particular amino acids followed by the application of a dyeing or bleaching composition.

The present invention relates to a process for dyeing or bleaching keratin fibers, comprising the application to the keratin fibers of a composition comprising a high content of one or more particular amino acids followed by the application of a dyeing or bleaching composition.

Cosmetic composition for lightening the color of keratinic fibers, including at least two separately packaged formulations (A) and (B) which are mixed immediately prior to application to give an application mixture, wherein the formulation (A), based on its total weight, contains from about 10% to about 99% by weight of peroxodisulfate(s), and the formulation (B) is a free-flowing composition comprising water and at least one oxidizing agent, characterized in that the formulation (A) has been packaged in a water-soluble film including, based on its total weight, at least about 60% by weight of a polymer mixture having a multimodal molecular weight distribution, feature above-average application properties.

Cosmetic composition for lightening the color of keratinic fibers, including at least two separately packaged formulations (A) and (B) which are mixed immediately prior to application to give an application mixture, wherein the formulation (A), based on its total weight, contains from about 10% to about 99% by weight of peroxodisulfate(s), and the formulation (B) is a free-flowing composition comprising water and at least one oxidizing agent, characterized in that the formulation (A) has been packaged in a water-soluble film including, based on its total weight, at least about 60% by weight of a polymer mixture having a multimodal molecular weight distribution, feature above-average application properties.

Agents for the reductive decolorization of dyed keratin fibers contain, in a cosmetic carrier, (a) at least one compound of formula (I), A[(CR.sub.1R.sup.2)SO.sub.2M].sub.p,q (I), in which A represents N(R.sup.3).sub.3-q or O(R.sup.4).sub.2-p, R.sup.1, R.sup.2, R.sup.4 represent a hydrogen atom or a C.sup.1-C.sup.6 alkyl group, R.sup.3 represents residues selected from the group of a hydrogen atom, a C.sub.1-C.sub.20 alkyl group, a C.sub.3-C.sub.8 cycloalkyl group optionally substituted with one to three C.sub.1-C.sub.4 alkyl residues, M represents residues selected from a hydrogen atom or an equivalent of an alkali metal ion, alkaline-earth metal ion, or metal ion, p represents 1 or 2, q represents 1, 2, or 3, wherein at least one of R.sup.1, R.sup.2, R.sup.4 represents a C.sub.1-C.sub.6 alkyl group if A represents O(R.sup.4.sub.2-p), and R.sup.3 does not represent a hydrogen atom if q equals 1, and (b) optionally at least one compound of formula (II), A[(CR.sup.1R.sup.2)SO.sub.3M].sub.p,q (II).

The group of inventions relates to the field of hairdressing and includes a method for the translucent dyeing of hair which is carried out by the step-by-step layered application of requisite compositions onto a strip of hair with mechanical action and constant monitoring of the process, said method comprising preparation of the hair for dyeing and dyeing with a dye which has been diluted with an oxidizing agent, wherein preparation for dyeing is carried out using compositions in the form of diffusions which are a mixture of components in which shampoo is used as an active substance, and dyeing is carried out using diffusions which are a mixture of components comprising an oxidative dye and a low-concentration oxidizing agent. The invention also relates to diffusions for implementing the method.