Conopco, Inc.

Unilever IP Holdings B.v.

Unilever Global IP Limited

Pierre Starck

Robert George Riley

Fanwen Zeng

Curtis Alan Schwartz

Wei Gao

Inna Shulman

Kinjalbahen Joshi

Neil Scott Shaw

Adam Peter Jarvis

Nicholas John Ainger

Sally Elizabeth Wood

Smita Puntambekar

Joseph Muscat

Joanne Louise Cook

Brian Joseph Groves

Paul Stephen Whitehead

Annie Jaye Galpin

Arash Mohajer Moghadam

Joanna Susan Dawson

Jules Oriou

Shubhalaxmi Madhukar Thaokar

Robert Machen

Claire Louise Jones

Arash Mojaher Moghadam

An aqueous, sulphate free shampoo composition for hair and scalp comprising:—a. a pre-formed emulsified silicone; b. a cationic deposition polymer; c. a hair substantive cationic conditioning polymer which is an APTAC polymer having a molecular weight of less than 1 million Daltons, preferably selected from a homopolymer of (3-acrylamidopropyl) trimethyl ammonium chloride and a (3-acrylamidopropyl) trimethyl ammonium chloride/acrylamide copolymer; d. a total amount of anionic surfactant, amphoteric surfactant and zwitterionic surfactant consisting of: (i) from 3 wt % to 13 wt %, by weight of the total composition at 100% activity, of an alpha olefin sulfonate anionic surfactant of general formula (I): R—CH═CH—CH—SO(I) in which Ris selected from linear or branched alkyl groups having from 11 to 13 carbon atoms and mixtures thereof; and M is a solubilizing cation; (ii) from 1 to 6%, by weight of an amphoteric or zwitterionic surfactant, selected from an alkyl betaine of general formula (II) R—N(CH)—CH—COOM(II) wherein R=C12 (Lauryl) or Coco derived; an alkyl hydroxy sultaine of general formula (III), R—N(CH)—CH—CH(OH)—CH—SOM(III) wherein R=C12 (Lauryl) or Coco derived; an alkyl aminopropyl hydroxy sultaine of general formula (IV), R—CO—NH—(CH)—N(CH)—CH—CH(OH)—CH—SOM(IV) wherein R=C12 (Lauryl) or Coco derived; an alkyl amphoacetate of general formula (V), R—CO—NH—(CH)—N(CH—CH—OH)(CH—COOM) (V) wherein R=C12 (Lauryl) or Coco derived; and mixtures thereof; and e. a suspending agent in which the weight ratio of (i) to (ii) ranges from 1:1 to 6:1 and the pH of the composition is from 3 to 6.5; and wherein the composition has a viscosity from 3,500 to 15,000 mPa·s, preferably from 4,000 to 12,000 mPa·s when measured using a Brookfield V2 viscometer using a spindle RTV5, for 1 minute at 20 rpm at 30° C. results in superior deposition and retention of silicone on hair.

Cleansing composition

A personal cleansing comprising, in an aqueous continuous phase: a total amount of anionic surfactant, amphoteric surfactant and zwitterionic surfactant consisting of: (i) from 3 wt % to less than 7 wt %, by weight of the total composition at 100% activity, of an alkyl ether sulfate anionic surfactant of general formula (I): R—O—(CHCH—O)—SO−M+ in which R is selected from linear or branched alkyl groups having from 10 to 14 carbon atoms and mixtures thereof; n is a number that represents the average degree of ethoxylation and ranges from 1.5 to 2.5; and M is a solubilizing cation; (ii) a betaine surfactant selected from an amido betaine amphoteric surfactant of general formula (II): where m is 2 or 3; RC(O) is selected from linear or branched, saturated or unsaturated acyl groups having from 8 to 22 carbon atoms and mixtures thereof; and Rand Rare each independently selected from alkyl, hydroxyalkyl or carboxyalkyl groups having from 1 to 6 carbon atoms and mixtures thereof; an alkyl betaine of general formula (III): wherein R is a coco chain, and mixtures thereof; and (iii) one or more dispersed benefit agents selected from emulsified silicones with a mean diameter (D3,2) of 4 micrometres or less; in which the weight ratio of (i) to (ii) ranges from 1 to 1 to 4.5:1 and the pH of the composition is from 3 to 6.5, and the combined amount of (i) and (ii) ranges from 5 wt % to 9 wt % (by weight based on the total weight of the composition); gives mildness benefit without compromising on cleaning and rheology; and wherein the composition further comprises an inorganic electrolyte.

Personal cleansing compositions comprising a surfactant system consisting of an alkyl ether sulfate and betaine

A sulphate-free-surfactant cleansing composition comprising, in an aqueous continuous phase: a total amount of anionic surfactant and amphoteric surfactant consisting of: (i) from 3 wt % to 13 wt %, by weight of the total composition at 100% activity, of an alpha olefin sulfonate anionic surfactant of general formula (I): R—CH═CH—CH—SO-M(I) in which Ris selected from linear or branched alkyl groups having from 11 to 13 carbon atoms and mixtures thereof; and M is a solubilizing cation; (ii) from 1 to 8 wt %, by weight of amphoteric surfactant, which is cocamidopropyl betaine; (iii) from 0.05 wt % to 0.5 wt % of a cationic polymer; (iv) from 0.3 to 2.8 wt % an inorganic electrolyte; and (v) water; in which the weight ratio of (i) to (ii) ranges from 2:1 to 1:4 and the pH of the composition is from 3 to 6.5; and wherein the composition has a viscosity of from 2,500 to 25,000 mPa·s, when measured using a TA Instruments Discovery Hybrid Rheometer; parallel 40 mm sandblasted plates, peak hold protocol at 4 s−; at 30° C.

1. A sulphate free cleansing composition for hair and scalp comprising, in an aqueous continuous phase: a total amount of anionic surfactant, amphoteric surfactant and zwitterionic surfactant consisting of: (i) from 3 wt % to 13 wt %, by weight of the total composition at 100% activity, of an alpha olefin sulfonate anionic surfactant of general formula (I): R—CH═CH—CH—SOM(I) in which Ris selected from linear or branched alkyl groups having from 11 to 13 carbon atoms and mixtures thereof; and M is a solubilizing cation; (ii) from 1 to 6%, by weight of an amphoteric or zwitterionic surfactant, selected from an alkyl betaine of general formula (II) R—N(CH)—CH—COOM(II) wherein R=C12 (Lauryl) or Coco derived; an alkyl hydroxy sultaine of general formula (III), R—N+(CH)—CH—CH(OH)—CH—SOM(III) wherein R=C12 (Lauryl) or Coco derived; an alkyl aminopropyl hydroxy sultaine of general formula (IV), R—CO—NH—(CH)—N(CH)—CH—CH(OH)—CH—SOM(IV) wherein R=C12 (Lauryl) or Coco derived; an alkyl amphoacetate of general formula (V), R—CO—NH—(CH)—N(CH—CH—OH)(CH—COOM) (V) wherein R=C12 (Lauryl) or Coco derived; and mixtures thereof; (iii) from 0.05 to 0.9 wt % of a cationic conditioning polymer; (iv) from 0.05 to 10 wt % of a silicone emulsion; (v) a cationic deposition polymer; (vi) an inorganic electrolyte; and (vii) water in which the weight ratio of (i) to (ii) ranges from 1:1 to 6:1 and the pH of the composition is from 3 to 6.5.

Sulphate-free and nonionic surfactant-free cleansing composition

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 Calkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.3 to &#x3c;5 wt % of structural units of 2-acrylamido-2-methyl-propane sulfonic acid (AMPS); (d) 5 to 25 wt % of structural units of a specialized associated monomer having the following structure: wherein Ris a linear saturated Calkyl group; wherein Ris a hydrogen or a methyl group (preferably, wherein Ris a methyl group); and wherein n is an average of 20 to 28; with the proviso that the structural units of the specialized associated monomer (d) are derived from one of (i) a single specialized associated monomer (preferably, a single specialized associated monomer wherein Ris selected from the group consisting of a linear saturated Calkyl group, a linear saturated Calkyl group and a linear saturated Calkyl group; more preferably, a single specialized associated monomer wherein Ris selected from the group consisting of a linear saturated Calkyl group and a linear saturated Calkyl group); (ii) two specialized associated monomers, wherein Ris, respectively, a linear saturated Cand a linear saturated Calkyl group; or (iii) two specialized associated monomers, wherein Ris, respectively, a linear saturated Calkyl group and a linear saturated Calkyl group; (f) 0 to 2 wt % of 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; and method of treating hair or scalp with such a composition. 

Shampoo composition and method of use

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 Calkyl acrylate; (b) 20 to 50 wt % of structural units of methacrylic acid; (c) 0.2 to &#x3c;5 wt % of structural units of 2-acrylamido-2-methylpropane sulfonic acid (AMPS); (d) 5 to 25 wt % of structural units of a specialized associated monomer having the following structure wherein Ris a linear saturated Calkyl group; wherein Ris a hydrogen or a methyl group (preferably, wherein Ris a methyl group); and wherein n is an average of 20 to 28; with the proviso that the structural units of the specialized associated monomer (d) are derived from one of (i) a single specialized associated monomer (preferably, a single specialized associated monomer wherein Ris selected from the group consisting of a linear saturated Calkyl group, a linear saturated Calkyl group and a linear saturated Calkyl group; more preferably, a single specialized associated monomer wherein R 1 is selected from the group consisting of a linear saturated C12 alkyl group and a linear saturated C18 alkyl group); (ii) two specialized associated monomers, wherein Ris, respectively, a linear saturated Cand a linear saturated Calkyl group; or (iii) two specialized associated monomers, wherein Ris, respectively, a linear saturated Calkyl group and a linear saturated Calkyl group; (e) 0 to 1 wt % of structural units of acrylic acid; and (f) 0 to 2 wt % of 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; and the use of such a composition in a method of treating hair or scalp. 

Antidandruff composition and method of use

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Chester, United Kingdom

Pierre Starck