A detergent comprising (A) an anionic surfactant, (B) a quaternary ammonium cation-modified silicone, and (C) an organic acid is described. A mass ratio [(A)/(B)] of the component (A) to the component (B) is 100 or more, and a mass ratio [(A)/(C)] of the component (A) to the component (C) is 1 or more and 900 or less.

An object of the present invention is to provide fine particles excellent in biodegradability and touch feeling. Disclosed are cellulose acetate particles, the cellulose acetate particles have an average particle size of 80 nm or more and 100 μm or less, a sphericity of 0.7 or more and 1.0 or less, and a surface smoothness of 80% or more and 100% or less, and the cellulose acetate has a total degree of acetyl substitution of 0.7 or more and 2.9 or less.

A shampoo composition comprising a. 3% to 35% of an anionic surfactant, wherein the anionic surfactant is substantially free of sulfated surfactants; b. 3% to 15% of an amphoteric surfactant; and c. 0.01% to 2% of a cationic polymer having a charge density 2.0 to 10.0 meq/g; and wherein the composition is isotropic and forms a lyotropic liquid crystal coacervate upon dilution.

The subject matter of the present disclosure are agents for oxidative hair lightening or hair coloring, containing 70-90% by weight of a total of % water, oxidation dye precursor(s), alkalizing agent(s), and a certain mixture of a crosslinked copolymer of acrylic acid and non-ethoxylated esters of acrylic acid with linear C10-C30 monoalcohols, anionic surfactant, cationic or zwitterionic polymer and linear, saturated C8-C22 alkan-1-ol, and sodium polyacrylate, giving the whitening or coloring agent an application-optimal viscosity and the consistency of a gel-like cream with an excellent feel.

The present invention relates to a composition for treating keratin fibers, preferably hair, comprising: (a) at least one silicone oil in an amount of 20% by weight or more relative to the total weight of the composition; (b) water; and (c) at least one polyol in an amount of 10% by weight or more relative to the total weight of the composition, wherein the ratio of the amount of the (b) water/the amount of the (c) polyol is 3 or less. The composition according to the present invention can also provide keratin fibers such as hair with improved cosmetic effects such as smoothness (e.g., smooth combing even if the keratin fibers are wet, and smooth feeling to touch when the keratin fibers are dry), ease of running fingers through the keratin fibers even if the keratin fibers are wet, moist feeling even if the keratin fibers are dry, less stickiness (or less greasy) on hair when the keratin fibers are dry, and volume down control (therefore, it can be easy to style the shape of keratin fibers, due to anti-fizz properties of the composition according to the present invention).

The present invention relates to a composition comprising (a) at least one biosurfactant; and (b) at least one carboxybetaine polymer. The composition according to the present invention can provide a stable deposition of the composition on keratinous substances, such as skin, scalp, and hair.

A hair care composition is disclosed comprising a copolymer, an ethoxylated alkyl sulfate anionic surfactant having a formula RO(CH.sub.2CH.sub.2O)nSO.sub.3M, wherein R is an alkyl or alkenyl having from 8 to 18 carbon atoms; M is a solubilising cation comprising sodium, potassium, ammonium or mixtures thereof; the degree of ethoxylation n is 2, and from 0.01 to 5% by weight of a zinc-based anti-dandruff agent; wherein the copolymer comprises: a cationic vinyl monomer A represented by the formula: CH.sub.2═C(R.sup.1)—CO—NH—(CH.sub.2).sub.dN.sup.+R.sup.2R.sup.3R.sup.4X.sup.−, wherein R.sup.1 is a hydrogen atom or a methyl group, each of R.sup.2 to R.sup.4 is independently a C.sub.1-24 alkyl group, preferably a C.sub.1-3 alkyl group, X.sup.− is independently fluoride, chloride, bromide or iodide anion, preferably chloride, and d is an integer of from 1 to 10; a cationic vinyl monomer B represented by the formula: CH.sub.2═C(R.sup.5)—CO(O)—(CH.sub.2).sub.eN.sup.+R.sup.6R.sup.7R.sup.8Y.sup.−, wherein R.sup.5 is a hydrogen atom or a methyl group, each of R.sup.6 to R.sup.8 is independently a C.sub.1-24 alkyl group, preferably a C.sub.1-3 alkyl group, Y.sup.− is independently fluoride, chloride, bromide or iodide anion, preferably chloride, and e is an integer of from 1 to 10; a vinyl monomer C represented by the formula: CH.sub.2═C(R.sup.9)—CO—NR.sup.10R.sup.11, wherein R.sup.9 is a hydrogen atom or methyl group, each of R.sup.10 and R.sup.11 is independently a hydrogen atom or a C.sub.1-4 alkyl group, provided that the sum of carbon numbers of R.sup.10 and R.sup.11 is from 1 to 4; and wherein the content of monomer A is from 1 to 44 mol % based on the total monomer content of the copolymer, the content of monomer B is from 1 to 44 mol %, and the content of monomer C is from 20 to 75 mol % based on the total monomer content of the copolymer.

The present invention relates to a composition according to the present invention comprises: (a) at least one particle comprising at least one cationic polymer, at least one anionic polymer, and at least one hydrophilic or water-soluble UV filter; and (b) at least one physiologically acceptable volatile medium. The composition according to the present invention is stable, and can have a variety of cosmetic functions. For example, the composition according to the present invention can prepare a film which can have cosmetic effects such as UV filtering, as well as absorbing or adsorbing malodor, changing the appearance of a keratin substrate such as skin, changing the feel to the touch of the keratin substrate, and/or protecting the keratin substrate from, for example, dirt or pollutants.

A core-shell microcapsule comprising a core containing a functional ingredient and a shell surrounding or at least partially surrounding said core, the shell comprising a thermosetting resin formed by the reaction of shell-forming monomers comprising a polyamine and a material comprising a plurality of olefinic double bonds capable of reacting with the polyamine.

The present invention relates to a composition for dyeing keratin fibres, comprising: one or more oxidation dyes; one or more basifying agents; one or more non-oxyalkylenated fatty substances that are liquid at room temperature in a content of less than or equal to 20% by weight relative to the total weight of the composition; one or more oxidizing agents; one or more oxyethylenated fatty alcohols with a number of oxyethylene units of greater than or equal to 10; one or more oxyethylenated fatty alcohols with a number of oxyethylene units of less than 10; one or more non-oxyethylenated fatty alcohols that are solid at room temperature; and one or more cationic polymers. The present invention also relates to a process for dyeing keratin fibres using such a composition, and also to a kit for preparing the said composition.