Abstract: The subject matter of the present disclosure relates to agents for oxidative hair dyeing, containing from about 70-about 95 wt. % water, oxidation dye precursor(s), alkalizing agents, from about 0.1-about 2 wt. % anionic, zwitterionic or amphoteric tenside, from about 0.1-about 1.5 wt. % sodium polyacrylate, wherein only small quantities, if any, of linear, saturated alkanols with two or three hydroxy groups and from 2 to 8 carbon atoms are contained in the alkyl group, also no saturated or unsaturated non-alkoxylated alkanols with a hydroxy group and from 1 to about 50 carbon atoms in the alk(en)yl group, no saturated or unsaturated alkanecarboxylic acids with from 1 to about 50 carbon atoms and no oxidants are contained in the agent.

Abstract: Kit-of-parts for the reductive decoloration of dyed keratinous fibers comprising, packaged separately from one another (I) a first container (A) containing a cosmetic agent (a) and (II) a second container (B) containing a cosmetic agent (b), wherein the agent (a) in the first container (A) (a1) contains one or more reducing agents from the group of formamidine sulphinic acids, sodium dithionite, zinc dithionite, potassium dithionite, hydroxymethane sulphinic acid, aminomethan sulphinic acid, cysteine, thiolactic acid, sulfanyl acetic acid, and/or ascorbic acid, and the agent (b) in container (B) (b1) contains one or more oxidants from the group of hydrogen peroxide, potassium sulphate, sodium persulphate and/or ammonium persulphate, and wherein the weight ratio of the total quantity of all reducing agents (a1) to the total quantity of all oxidants (b1)—relative to the total weight of agents (a) plus (b)—is a value of 50.0 to 4.0.

Abstract: Agents for the reductive decolorization of dyed keratin fibers contain, in a cosmetic carrier, (a) at least one compound of formula (I), A[(CR1R2)SO2M]p,q (I), in which A represents N(R3)3-q or O(R4)2-p, R1, R2, R4 represent a hydrogen atom or a C1-C6 alkyl group, R3 represents residues selected from the group of a hydrogen atom, a C1-C20 alkyl group, a C3-C8 cycloalkyl group optionally substituted with one to three C1-C4 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 R1, R2, R4 represents a C1-C6 alkyl group if A represents O(R42-p), and R3 does not represent a hydrogen atom if q equals 1, and (b) optionally at least one compound of formula (II), A[(CR1R2)SO3M]p,q (II).

Abstract: Multi-component package units (kits-of-parts), ready-to-use agents for reductive decolorizing of dyed keratinous fibers, and methods for reductive decolorizing of dyed keratinous fibers are provided herein. In an embodiment, a multi-component package unit (kit-of-parts) for reductive decolorizing of keratin fibers includes, separately packaged, a first container (A) and a second container (B). The first container (A) includes a cosmetic agent (a) and the second container (B) includes a cosmetic agent (b). Agent (a) in the first container (A) includes (a1) thiourea. Agent (b) in container (B) includes (b1) one or multiple oxidizing agents chosen from the group of hydrogen peroxide, potassium persulfate, sodium persulfate and/or ammonium persulfate.

Abstract: Multi-component package unit (kit-of-parts), ready-to-use agent, and methods for reductive decolorizing of dyed keratinous fibers are provided herein. In an embodiment, a multi-component package unit includes, separately packaged, a first container (A), a second container (B), and a third container (C). The first container (A) includes a cosmetic agent (a) that includes (a1) one or multiple reducing agents chosen from the group of formamidine sulfinic acid, sodium dithionite, zinc dithionite, potassium dithionite, hydroxymethanesulfinic acid, aminomethanesulfinic acid, cysteine, thiolactic acid, sulphanylacetic acid (thioglycolic acid) and/or ascorbic acid. The second container (B) includes a cosmetic agent (b) that includes one or multiple oxidizing agents. The third container (C) includes a cosmetic agent (c) that includes (c1) one or multiple alkalizing agents. The weight ratio of the total amount of all reducing agents (a1) to the total amount of all oxidants (b1) has a value from about 50.0 to about 4.0.

Abstract: The subject matter of the present disclosure is an agent for the reductive decolorization of dyed keratinous fibers, more particularly human hair, containing, in a cosmetic carrier: (a) Formamidine sulfinic acid and/or salts thereof and (a) At least one compound of formula (I) Additional subjects of the present disclosure are corresponding multi-component package units and methods for reductive decolorizing of dyed keratinous fibers.

Abstract: The subject of the present disclosure is agents for oxidative hair coloring containing from about 70 about 95 wt. % water, oxidation dye precursor(s), alkalizing agent, from about 0.1-about 2 wt. % anionic, zwitterionic or amphoteric surfactant, and a mixture of sodium polyacrylate, crosslinked copolymers of acrylic acid and non-ethoxylated esters of acrylic acid with linear C10-C30-monoalcohols, branched C10-C50-alcohol and linear, saturated C8-C22-alkan-1-ol, wherein the dye receives optimal viscosity for application and the consistency of a cream-like gel with outstanding haptics.

Abstract: The subject of the present disclosure is agents for oxidative hair dyeing containing from about 70-about 86 wt. % water, oxidation dye precursor(s), alkalizing agent and a specific mixture of a crosslinked copolymer of acrylic acid and non-ethoxylated esters of acrylic acid with linear C10-C30-monoalcohols, surfactic, cationic or zwitterionic polymer and linear, saturated C8-C22-alkan-1-ol, wherein the dye obtains the optimal viscosity for application and the consistency of a gel-like cream with outstanding haptics.

Abstract: The subject of the present disclosure is agents for oxidative hair dyeing containing from about 65-about 83 wt. % water, oxidation dye precursor(s), alkalizing agent and a specific mixture of a crosslinked copolymer of acrylic acid and non-ethoxylated esters of acrylic acid with linear C10-C30-monoalcohols, glyceryl fatty acid esters, selected from fatty alcohol ethoxylated and linear, saturated C8-C22-alkan-1-ol, wherein the dye obtains the optimal viscosity for application and the consistency of a gel-like cream with outstanding haptics.

Abstract: The subject of the present disclosure are intended to oxidative hair coloring, containing from about 60-about 83 weight-% water, oxidation dye precursor(e), alkalization resources and a specific mixture of a networked Copolymer of acrylic acid and non-ethoxy controlled Esters of acrylic acid with linear C10-C30 alkan mono alcohols, carboxylic acid, glyceryl fatty acid esters, surfactant, branched C10-C50-Alkanol and linear, saturated C8-C22 alkan-1-ol, whereby the coloring agent has an optimum viscosity for the application and the consistency of a gel-like cream with outstanding haptics.

Abstract: The subject matter of the present disclosure constitutes agents for oxidative hair dyeing, containing from about 78-about 95 wt. % water, oxidation dye precursor(s), alkalizing agents, from about 0.1-about 2 wt. % anionic, zwitterionic or amphoteric tenside, from about 0.05-about 2 wt. % of a cross-linked copolymer from acrylic acid and non-ethoxylated esters of acrylic acid having linear C10-C30 monoalcohols, wherein only small quantities of, if any, linear, saturated alkanols having two or three hydroxy groups and 2 to 8 carbon atoms are contained in the alkyl group, also no saturated or unsaturated non-alkoxylated alkanols having a hydroxy group and from about 1 to about 50 carbon atoms in the alk(en)yl group, no saturated or unsaturated alkanecarboxylic acids with from about 1 to about 50 carbon atoms and no oxidants are included in the agent.

Abstract: The subject matter of the present disclosure relates to agents for oxidative hair dyeing, containing from about 70-about 95 wt. % water, oxidation dye precursor(s), alkalizing agents, from about 0.1-about 2 wt. % anionic, zwitterionic or amphoteric tenside, from about 0.1-about 1.5 wt. % sodium polyacrylate, wherein only small quantities, if any, of linear, saturated alkanols with two or three hydroxy groups and from 2 to 8 carbon atoms are contained in the alkyl group, also no saturated or unsaturated non-alkoxylated alkanols with a hydroxy group and from 1 to about 50 carbon atoms in the alk(en)yl group, no saturated or unsaturated alkanecarboxylic acids with from 1 to about 50 carbon atoms and no oxidants are contained in the agent.

Abstract: The subject matter of the present disclosure relates to agents for oxidative hair dyeing, containing from about 78-about 95 wt. % water, oxidation dye precursor(s), alkalizing agents, from about 0.1-about 2 wt. % non-ionic tenside, from about 0.05-about 2 wt. % of a cross-linked copolymer from acrylic acid and non-ethoxylated esters of acrylic acid having linear C10-C30-monoalcohols, and xanthan gum, wherein only small quantities, if any, of linear saturated alkanols with two or three hydroxy groups and from 2 to 8 carbon atoms are contained in the alkyl group, also no saturated or unsaturated non-alkoxylated alkanols with a hydroxy group and from 1 to about 50 carbon atoms in the alk(en)yl group, no saturated or unsaturated alkanecarboxylic acids with from 1 to about 50 carbon atoms and no oxidants are included in the agent.

Abstract: The subject matter of the present disclosure is a method for the oxidative lightening and/or dyeing of keratinous fibers, more particularly of hair, wherein a) a dye and/or lightening agent is applied to the keratinous fiber, said dye or lightening agent being obtained by mixing a composition (A), which contains at least one alkalizing agent, with a composition (B), which contains, in a cosmetic carrier, at least one oxidant, b) thereafter, within a period of one second to 24 hours after step a), a pre-treatment agent containing at least one salt of an isoalkylphosphoric acid ester, is applied to the keratinous fibers, more particularly the hair.

Abstract: The present disclosure relates to cosmetic agents for the reductive decoloration of colored keratinous fibers, more particularly human hair, containing a sulphinic acid derivative and at least one alcohol with from about 10 to about 30 carbon atoms. This combination is able to reduce the unpleasant odor during the decoloration process. The present disclosure also relates to a corresponding kit-of-parts, the use of cosmetic agents and the kit-of-parts, as well as to an application method using the cosmetic agents and the packaging unit.

Abstract: Cosmetic agents for treating keratinic fibers and methods for the reductive decolorization of dyed keratinic fibers are provided herein. In an embodiment, a cosmetic agent for treating keratinic fibers includes (a) one or more metal salts chosen from the group of tin(II) salts, iron(II) salts, manganese(II) salts, titanium(II) salts, or titanium(III) salts and (b) water. The agent has a pH between about 1.0 and about 3.0.

Abstract: Multi-component packaging units for reductively decoloring dyed keratin fibers and methods for reductively decoloring dyed keratin fibers are provided herein. In an embodiment, a multi-component packaging unit for reductively decoloring dyed keratin fibers includes a container (A) that includes a cosmetic agent (a) and a container (B) that includes a cosmetic agent (b), which are produced separately from each other. Agent (a) in container (A) includes one or more sulfur-containing reductants. Agent (b) in container (B) includes one or more metal salts chosen from the group of tin(II) salts, iron(II) salts, manganese(II) salts, titanium(II) salts, or titanium(III) salts.

Abstract: Agents for the reductive decolorization of dyed keratin fibers contain, in a cosmetic carrier, (a) at least one compound of formula (I), A[(CR1R2)SO2M]p,q (I), in which A represents N(R3)3-q or O(R4)2-p, R1, R2, R4 represent a hydrogen atom or a C1-C6 alkyl group, R3 represents residues selected from the group of a hydrogen atom, a C1-C20 alkyl group, a C3-C8 cycloalkyl group optionally substituted with one to three C1-C4 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 R1, R2, R4 represents a C1-C6 alkyl group if A represents O(R42-p), and R3 does not represent a hydrogen atom if q equals 1, and (b) optionally at least one compound of formula (II), A[(CR1R2)SO3M]p,q (II).

Abstract: A multi-component packaging unit (kit of parts) for reductively decoloring dyed keratin fibers, includes (I) a container (A) containing a cosmetic agent (a) and (II) a container (B) containing a cosmetic agent (b) and (III) a container (C) containing an aqueous, cosmetic agent (c) produced separately from each other, wherein agent (a) in container (A) includes a reductant (a1) as defined herein and agent (c) in container (C) includes (c1) one or more compounds of formula (I), A method for reductively decoloring dyed keratin fibers includes using the multi-component packaging unit.

Abstract: A multicomponent packaging unit (kit-of-parts) for reductive decoloration of colored keratin fibers includes, presented separately from one another, a container (A) containing a cosmetic agent (a) and a container (B) containing a cosmetic agent (b). The agent (a) in container (A) (a1) includes one or more sulfinic acid derivatives from a particular group, (a2) includes one or more fatty constituents from the group of C12-C30 fatty alcohols, C12-C30 fatty acid triglycerides, C12-C30 fatty acid monoglycerides, C12-C30 fatty acid diglycerides, C12-C30 fatty acid esters, hydrocarbons and/or silicone oils, (a3) has a water content of at most 10.0% by weight, based on the total weight of the agent (a), the agent (b) in container (B) (b1) has a water content of at least 30.0% by weight, based on the total weight of the agent (b). Also, a method is for reductive decoloration of colored keratin fibers using the multicomponent packaging unit.