Abstract: A personal cleansing composition comprising: i) a piroctone compound: ii) a cleansing surfactant comprising amphoteric surfactant and an ethoxylated alkyl sulphate surfactant in which the weight ratio of ethoxylated alkyl sulphate to amphoteric surfactant is from 2:1 to 6:1 iii) a cationic polymer in which the cationic polymer comprises poly quaternium 6.

Abstract: A hair treatment composition comprising: i) a cleansing phase comprising a surfactant, in which at least 50 wt % of the total surfactant comprises an ethoxylated alkyl sulphate anionic surfactant; ii) an oil-in-water emulsion comprising a silicone; iii) a piroctone compound at a level of 0.15 to 1.5 wt % of the composition; and iv) a cationic polymer in which the cationic polymer comprises a dimethyl diallyl ammonium moiety, at a level of 0.1 to 1.0 wt % of the composition; wherein the anti-dandruff agent component in the composition is less than 50 wt % in solid form.

Abstract: A hair care composition comprising: a) piroctone compound; and 5 b) cationic homopolymer and/or copolymer comprising an acrylamidopropyltrimonium moiety in which the homopolymer and/or copolymer has a charge density of at least 3.5 meq/g.

Abstract: A personal cleansing composition comprising a piroctone compound and a cleansing surfactant comprising an amphoteric surfactant and an ethoxylated anionic surfactant in which the anionic surfactant has an average degree of ethoxylation of 2.5 or greater.

Abstract: Provided is a quick and accurate way of assessing harshness of a surfactant towards a protein, which can be easily carried out under non-laboratory conditions and which facilitates recommendations for making suitable products. Particularly, provided are methods of measuring the harshness of a surfactant, which includes (a) providing an aqueous solution of surfactant and taking a first colour measurement; (b) adding a solid protein-dye complex to the aqueous solution of surfactant; (c) taking a second colour measurement and measuring the change in colour between the first colour measurement and the second colour measurement; and (d) matching the change in colour with a reference scale. The solid protein-dye complex can be prepared by dissolving a non-denatured corn protein and a protein binding dye in aqueous alcohol, and removing the aqueous alcohol.

Abstract: An acidic aqueous shampoo composition, which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) an emulsified silicone, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: An aqueous anti-dandruff shampoo composition which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) suspended particles of an anti-dandruff agent, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: A method of measuring the harshness of a surfactant, comprising the steps of: i) preparing a solid protein-dye complex comprising: a) a protein, which is a non-denatured corn protein and which is soluble in aqueous alcohol; and b) a protein binding dye, which is specific to the protein (a); by dissolving a) and b) in aqueous alcohol to form a solution of protein-dye complex; and removing the aqueous alcohol to form a solid protein-dye complex; and ii) providing an aqueous solution of surfactant and taking a first colour measurement, iii) adding the solid protein-dye complex to the aqueous solution of surfactant, taking a second colour measurement and measuring the change in colour between the first colour measurement and the second colour measurement; and iv) matching the change in colour with a reference scale; provides a quick and accurate way of assessing surfactant harshness towards protein, that can be easily carried out under non-laboratory conditions and enables suitable product recommendations to be m

Abstract: An aqueous anti-dandruff shampoo composition which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) suspended particles of an anti-dandruff agent, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: An anti-settling, thickening polymer is provided for use in an acidic aqueous cleansing formulation having a pH of <5, wherein the anti-settling, thickening polymer, comprises: (a) structural units of C1-4 alkyl acrylate; (b) structural units of methacrylic acid; (c) structural units of 2-acrylamido-2-methylpropane sulfonic acid (AMPS); (d) structural units of a specialized associated monomer having the following structure wherein R1 is a linear saturated C10-24 alkyl group; wherein R2 is a hydrogen or a methyl; and wherein n is an average of 20 to 28; (e) structural units of acrylic acid; and (f) structural units of multi-ethylenically unsaturated crosslinking monomer or chain transfer agent; and wherein the sum of the weight percentages of structural units (a)-(f) is equal to 100 wt % of the anti-settling, thickening polymer. Also provided are acidic aqueous cleansing formulations containing same.

Abstract: An acidic aqueous shampoo composition, which comprises: (I) a cleansing surfactant selected from the group consisting of anionic surfactant, zwitterionic or amphoteric surfactant and nonionic surfactant; (II) an emulsified silicone, (III) an anti-settling, thickening polymer, wherein the anti-settling, thickening polymer, comprises: (a) 40 to 74.5 wt % of structural units of C1-4 alkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.

Abstract: The invention provides a personal cleansing composition having a pH ranging from 4.5 to 5.1 and comprising, in an aqueous continuous phase: (i) one or more anionic cleansing surfactants; (ii) one or more dispersed benefit agents selected from hydrophobic emulsion droplets and particulate solids, and (iii) a structuring polymer selected from alkali swellable emulsion (ASE) polymers and hydrophobically modified alkali swellable emulsion (HASE) polymers; characterized in that the one or more anionic cleansing surfactants are selected from alkyl ether sulphates of general formula (I): R—O—(CH2CH2—O)n—SO3?M+ in which R is a straight or branched chain alkyl group having 10 to 14 carbon atoms, n is a number that represents the degree of ethoxylation and ranges from 3 to 3.5, and M is an alkali metal, ammonium or alkanolammonium cation.

Abstract: A kit for colouring hair comprising: i) a first composition comprising an anionic surfactant and a polyphenol, ii) a second composition comprising a transition metal salt and/or complex, a cationic surfactant and 2-amino-6-chloro-4-nitrophenol.

Abstract: A kit for coloring hair comprising: i) a first composition comprising an anionic surfactant, 2-amino-6-chloro-4-nitrophenol and a polyphenol; (ii) a second composition comprising a transition metal salt and/or complex.

Abstract: The invention provides an aqueous shampoo composition comprising: (i) one or more anionic cleansing surfactants; (ii) preferably, discrete, dispersed droplets of a water-insoluble conditioning agent with a mean droplet diameter (D3,2) of 4 micrometers or less; (iii) one or more cationic polymers (A) selected from cationically modified acrylamide polymers having a cationic charge density at pH7 of less than 1.0 meq per gram, cationically modified celluloses and mixtures thereof, and (iv) one or more cationic polymers (B) selected from cationically modified acrylamide polymers having a cationic charge density at pH7 of greater than 1.0 meq per gram, cationically modified polygalactomannans, and mixtures thereof, wherein the composition comprises a cationic polymer other than a cationically modified acrylamide polymer.

Abstract: The invention provides an aqueous shampoo composition comprising: (i) one or more anionic cleansing surfactants; (ii) preferably, discrete, dispersed droplets of a water-insoluble conditioning agent with a mean droplet diameter (D3,2) of 4 micrometres or less; (iii) one or more cationic polymers (A) selected from cationically modified acrylamide polymers having a cationic charge density at pH7 of less than 1.0 meq per gram, cationically modified celluloses and mixtures thereof, and (iv) one or more cationic polymers (B) selected from cationically modified acrylamide polymers having a cationic charge density at pH7 of greater than 1.0 meq per gram, cationically modified polygalactomannans, and mixtures thereof, wherein the composition comprises a cationic polymer other than a cationically modified acrylamide polymer.

Abstract: Hair washing compositions are disclosed which comprise cleansing surfactant, water, first and second cationic polymers having at pH7 a charge density from 0.2 to 1 meq/gm and from 1.3 to 3 meq/gm respectively, and droplets of a water-insoluble conditioning oil of diameter 4 micrometres or less. The compositions provide cleansing with conditioning and low friction and ease of combing for wet and dry hair.