Abstract: Disclosed is a dye composition comprising at least one oxidation dye precursor; at least one polycondensate of ethylene oxide and of propylene oxide having the structure (A) below: H—(O—CH2—CH2)a—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a?—OH ??(A), in which a and a? range from 2 to 150 and b ranges from 1 to 100, and at least one non-oxyalkylenated mono- or polyglycerolated nonionic surfactant. The weight ratio of the non-oxyalkylenated mono- or polyglycerolated nonionic surfactant to the polycondensate of formula (A) ranges from 1 to 20. Also disclosed is a method for dyeing hair, comprising mixing the composition with a composition comprising an oxidizing agent, and applying the resultant mixture to hair. Further disclosed is a two-compartment device, the first compartment containing the composition, and the second compartment containing a composition comprising at least one oxidizing agent.

Abstract: The present disclosure relates to a method for shaping hair fibers comprising: applying to the hair fibers at least one reducing composition comprising at least one reducing agent and at least one cationic polymer, wherein the weight ratio of the at least one reducing agent to the at least one cationic polymer ranges from 0.1:1 to 10:1; rinsing the hair fibers; applying at least one care composition comprising at least one aminated silicone; optionally rinsing the hair fibers; and heating the hair fibers with a heating device at a temperature ranging from 50 to 280° C., the heating being carried out before or after an optional rinsing of the hair fibers.

Abstract: The present disclosure relates to a method for shaping hair fibers comprising: applying to the hair fibers at least one reducing composition comprising at least one reducing agent and at least one cationic polymer, wherein the weight ratio of the at least one reducing agent to the at least one cationic polymer ranges from 0.1:1 to 10:1; rinsing the hair fibers; applying at least one care composition comprising at least one aminated silicone; optionally rinsing the hair fibers; and heating the hair fibers with a heating device at a temperature ranging from 50 to 280° C., the heating being carried out before or after an optional rinsing of the hair fibers.

Abstract: The present invention relates to a dye composition comprising at least one oxidation dye precursor; at least one polycondensate of ethylene oxide and of propylene oxide having the structure (A) below: H—(O—CH2—CH2)a—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a?—OH??(A), in which a and a? range from 2 to 150 and b ranges from 1 to 100, and at least one non-oxyalkylenated mono- or polyglycerolated nonionic surfactant; the non-oxyalkylenated mono- or polyglycerolated nonionic surfactant(s)/polycondensate(s) of formula (A) weight ratio being between 1 and 20. The invention also relates to a dyeing process using this composition (free of oxidizing agent) after mixing with a composition comprising an oxidizing agent. Another subject of the invention is a two-compartment device, the first compartment comprising the composition according to the invention, free of oxidizing agent, and the second compartment containing a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising: * at least one oxidation dye precursor; * at least one polycondensate of ethylene oxide and of propylene oxide having the structure (A) below H—(O—CH2—CH2)n—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a—OH (A) in which formula a and a? range from 2 to 150 and b ranges from 1 to 100; and * at least one C8-C30 fatty alcohol comprising at least one unsaturation. The invention also relates to a dyeing process using this composition (free of oxidizing agent) after mixing with a composition comprising an oxidizing agent. Another subject of the invention is a two-compartment device, the first compartment comprising the composition according to the invention, free of oxidizing agent, and the second compartment containing a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising: * at least one oxidation dye precursor; * at least one polycondensate of ethylene oxide and of propylene oxide having the structure (A) below H—(O—CH2CH2)a—(O—CH(CH3)—CH2)b—(O—CH2CH2)a?—OH (A) in which formula a ranges from 2 to 150 and b ranges from 1 to 100; and * at least one oxyethylenated rapeseed fatty acid amide comprising from 1 to 20 mol of ethylene oxide; * the oxyethylenated rapeseed fatty acid amide(s)/polycondensate(s) of formula (A) weight ratio ranging from 1 to 20. The invention also relates to a dyeing process using this composition (free of oxidizing agent) after mixing with a composition comprising an oxidizing agent. Another subject of the invention is a two-compartment device, the first compartment comprising the composition according to the invention, free of oxidizing agent, and the second compartment containing a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising: * at least one oxidation dye precursor; * at least one polycondensate of ethylene oxide and of propylene oxide having the structure (A) below H—(O—CH2—CH2)n—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a—OH (A) in which formula a and a? range from 2 to 150 and b ranges from 1 to 100; and * at least one C8-C30 fatty alcohol comprising at least one unsaturation. The invention also relates to a dyeing process using this composition (free of oxidizing agent) after mixing with a composition comprising an oxidizing agent. Another subject of the invention is a two-compartment device, the first compartment comprising the composition according to the invention, free of oxidizing agent, and the second compartment containing a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising at least one oxidation dye precursor, at least one polycondensate of ethylene oxide and propylene oxide having the following structure: H—(O—CH2—CH2)a—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a—OH, in which a and a? range from 2 to 150 and b ranges from 1 to 100; and at least one anionic surfactant of polyoxyalkylenated fatty acid type, the weight ratio between the polycondensate(s)/the polyoxyalkylenated fatty acid(s) ranging from 0.05 to 1. The invention also relates to a dyeing process using this composition after mixing with a composition comprising an oxidizing agent. Another subject of the invention is devices comprising at least two compartments, the first compartment comprising the above composition and the second compartment comprising a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising at least one oxidation dye precursor, at least one poly-condensate of ethylene oxide and propylene oxide having the following structure: H—(O—CH2—CH2)a—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a—OH, in which a and a? range from 2 to 150 and b ranges from 1 to 100; and at least one cationic polymer with a charge density of greater than or equal to 4 meq./g. The invention also relates to a dyeing process using this composition after mixing with a composition comprising an oxidizing agent. Another subject of the invention is devices comprising at least two compartments, the first compartment comprising the above composition and the second compartment comprising a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising: * at least one oxidation dye precursor; * at least one polycondensate of ethylene oxide and of propylene oxide having the structure (A) below H—(O—CH2CH2)a—(O—CH(CH3)—CH2)b—(O—CH2CH2)a?—OH (A) in which formula a ranges from 2 to 150 and b ranges from 1 to 100; and * at least one oxyethylenated rapeseed fatty acid amide comprising from 1 to 20 mol of ethylene oxide; * the oxyethylenated rapeseed fatty acid amide(s)/polycondensate(s) of formula (A) weight ratio ranging from 1 to 20. The invention also relates to a dyeing process using this composition (free of oxidizing agent) after mixing with a composition comprising an oxidizing agent. Another subject of the invention is a two-compartment device, the first compartment comprising the composition according to the invention, free of oxidizing agent, and the second compartment containing a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising at least one oxidation dye precursor, at least one polycondensate of ethylene oxide and propylene oxide having the following structure: H—(O—CH2—CH2)a—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a—OH, in which a and a? range from 2 to 150 and b ranges from 1 to 100; and at least one cationic polymer with a charge density of greater than or equal to 4 meq./g. The invention also relates to a dyeing process using this composition after mixing with a composition comprising an oxidizing agent. Another subject of the invention is devices comprising at least two compartments, the first compartment comprising the above composition and the second compartment comprising a composition comprising at least one oxidizing agent.

Abstract: The present invention relates to a dye composition comprising at least one oxidation dye precursor, at least one poly-condensate of ethylene oxide and propylene oxide having the following structure: H—(O—CH2—CH2)a—(O—CH(CH3)—CH2)b—(O—CH2—CH2)a—OH, in which a and a? range from 2 to 150 and b ranges from 1 to 100; and at least one anionic surfactant of polyoxyalkylenated fatty acid type, the weight ratio between the polycondensate(s)/the polyoxyalkylenated fatty acid(s) ranging from 0.05 to 1. The invention also relates to a dyeing process using this composition after mixing with a composition comprising an oxidizing agent. Another subject of the invention is devices comprising at least two compartments, the first compartment comprising the above composition and the second compartment comprising a composition comprising at least one oxidizing agent.

Abstract: The present disclosure relates to a method for shaping hair fibers comprising: applying to the hair fibers at least one reducing composition comprising at least one reducing agent and at least one cationic polymer, wherein the weight ratio of the at least one reducing agent to the at least one cationic polymer ranges from 0.1:1 to 10:1; rinsing the hair fibers; applying at least one care composition comprising at least one aminated silicone; optionally rinsing the hair fibers; and heating the hair fibers with a heating device at a temperature ranging from 50 to 280° C., the heating being carried out before or after an optional rinsing of the hair fibers.

Abstract: The present disclosure relates to a method for permanently reshaping the keratin fibers, for example permanently reshaping the hair, comprising: setting the keratin fibers under tension, then applying a reducing composition onto the keratin fibers so as to reduce the keratin disulfide bonds, said reducing composition comprising in a cosmetically acceptable medium from 0.1 to 3% by weight of at least one reducing agent, as relative to the total weight of the reducing composition, then, after an optional rinsing operation, drying the keratin fibers, then oxidation fixing, so as to reform said bonds, by applying an oxidizing composition onto the keratin fibers.