Quaternary Ammonium Salts Patents (Class 424/70.28)
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Patent number: 6696052Abstract: The hair care compositions contain a combination of from 0.01 to 10 percent by weight of at least one terminally functionalized diquaternary silicone compound of formula II: R1R2R3N+—A—SiR7R8—(O—SiR9R10)n—O—SiR11R12—A—N+R4R5R62X1− (II), wherein R1 and R4, independently of each other, each represent an alkyl group with at least eight carbon atoms, and R2 R3 and R15 to R4, independently of each other, each represent a methyl group. A represents —(CH2)3—O—CH2—CH(OH)—CH2—, n is a number from 10 to 120 and X1− is an anion; and from 0.01 to 10 percent by weight of at least one quaternized amine compound of formula lb: R1—NH—(CH2)m—N+R2R3R4 X− (lb), wherein R1 represents a C8- to C24-acyl group; wherein R2, R3 and R4 represent, independently of each other, C1- to C6-alkyl group; X− is an anion and m is 2 to 5.Type: GrantFiled: January 24, 2002Date of Patent: February 24, 2004Assignee: Wella AktiengesellschaftInventors: Johann Aeby, Bernhard Irrgang, Herbert Mager, Gilbert Pasquier, Emmanuel Romanens
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Patent number: 6696053Abstract: The present invention relates to a leave-on or rinse-out hair conditioning or styling aid composition that comprises: a) a silicone quaternary compound, b) a cationic thickener, and c) a carrier, wherein said carrier is water, or a hydroalcoholic solvent; and wherein said composition is substantially lacking in fatty alcohol.Type: GrantFiled: May 4, 2000Date of Patent: February 24, 2004Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Zhuning Ma, John Edward Wydila, Mark Dailey, II, Loralei Marie Brandt, Paul Howard Neill
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Patent number: 6689371Abstract: A nanoemulsion, the oily globules of which have a number-average size of less than 100 nm, comprising a surfactant which is solid at a temperature of less than or equal to 45° C., which surfactant is chosen from esters of a fatty acid and of a sugar and ethers of a fatty alcohol and of a sugar, and at least one oil having a molecular weight of greater than 400, the ratio by weight of the amount of oily phase to the amount of surfactant ranging from 2 to 10. The nanoemulsion may be used for cosmetics and dermatological applications, in particular for moisturizing the skin and/or mucous membranes, as well as for treating the hair, and in the ophthalmological field, as an eye lotion for treating the eyes.Type: GrantFiled: December 13, 1999Date of Patent: February 10, 2004Assignee: L'OrealInventors: Jean-Thierry Simonnet, Odile Sonneville, Sylvie Legret
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Publication number: 20040022867Abstract: A decontamination formulation and method of making that neutralizes the adverse health effects of both chemical and biological compounds, especially chemical warfare (CW) and biological warfare (BW) agents, and toxic industrial chemicals. The formulation provides solubilizing compounds that serve to effectively render the chemical and biological compounds, particularly CW and BW compounds, susceptible to attack, and at least one reactive compound that serves to attack (and detoxify or kill) the compound. The formulation includes at least one solubilizing agent, a reactive compound, a bleaching activator, a sorbent additive, and water. The highly adsorbent, water-soluble sorbent additive (e.g., sorbitol or mannitol) is used to “dry out” one or more liquid ingredients, such as the liquid bleaching activator (e.g.Type: ApplicationFiled: July 18, 2003Publication date: February 5, 2004Inventors: Mark D. Tucker, Robert H. Comstock
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Publication number: 20040009141Abstract: Novel cleansing products are disclosed. The products incorporate an increased amount of cationic compounds in or on the fibrous matrix of the substrate which allow the product to bind and remove various microbes and contaminants from the surface of skin. The products disclosed herein do not necessarily kill microbes on the skin's surface, but dislodge and bind the microbe through electrostatic interactions between the product and the microbe and allow the microbe to be removed by a positively charged substrate.Type: ApplicationFiled: December 26, 2002Publication date: January 15, 2004Applicant: Kimberly-Clark Worldwide, Inc.Inventors: David W. Koenig, David R. Otts, Mike T. Goulet
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Publication number: 20040005286Abstract: The present invention relates to the use of, and a composition containing, at least one non-polymeric organic salt with a melting point of less than 60° C. These organic salts may be imidazolium, pyrazolium, pyridinium, pyrimidinium or tetraalkylphosphonium salts. The inventinon composition may be used for washing (cleaning) and/or conditioning keratin materials, and especially the hair.Type: ApplicationFiled: May 13, 2003Publication date: January 8, 2004Applicant: L'OREALInventor: Franck Giroud
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Publication number: 20040005287Abstract: The present invention relates to a foaming hair conditioner which comprises a monoalkyl quat from C14 to higher carbon chain lengths (preferably C16 to C22) and a dialkyl quat which is a mixture of C16, C16 dialkyl quat and C18, C18 dialkyl quat. Optionally, a silicone compound may be included. The monoalkyl quat may be in a ratio to the dialkyl quat of about 15:1 to about 2:1. The carbon chain lengths within the dialkyl quat are present in a weight ratio of about 1:3 to about 3:1 of C16, C16 dialkyl quat to C18, C18 dialkyl quat.Type: ApplicationFiled: July 3, 2002Publication date: January 8, 2004Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventors: Keith Leslie Rutherford, Mrunalini Shireesh Dhamdhere
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Patent number: 6663855Abstract: Cosmetic or personal care compositions, such as for styling hair, comprise a thermoplastic elastomer which is a block copolymer comprising a core polymer having a backbone comprising at least a proportion of C—C bonds and two or more flanking polymers. Each flanking polymer is covalently bound to an end of the core polymer and the core polymer and/or at least one of the flanking polymers is a copolymer derived from two or more monomers. The compositions comprise a cosmetically acceptable diluent or carrier.Type: GrantFiled: October 3, 2001Date of Patent: December 16, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Jean M. J. Frechet, Damian Hajduk, Ezat Khoshdel, Mingjun Liu, Ralph B. Nielsen, Euan Stuart Reid, Keith Leslie Rutherford
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Publication number: 20030228272Abstract: A novel antidandruff conditioning shampoo comprising a cleansing surfactant, a water-insoluble antidandruff and/or anti-itching agent, a conditioning agent, a natural oil, and a suitable carrier, and a method of treating hair are disclosed. The shampoo compositions effectively suspend the water-insoluble hair treating compound, effectively cleanse the hair and effectively deliver the water soluble and water insoluble hair-treating compounds to the hair and scalp and also effectively condition the hair.Type: ApplicationFiled: March 26, 2003Publication date: December 11, 2003Inventors: Zahid Amjad, Archish Desai
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Patent number: 6660254Abstract: There is described an aqueous, foamable composition delivered from a foaming device for conditioning, lightening and highlighting hair which comprises: (i) a conditioning agent, (ii) a peroxygen compound, (iii) an acid, and (iv) a foaming agent; said composition having a pH of 5 or less. There is also described a method for conditioning lightening and highlighting hair which comprises treating said hair with a composition of the invention.Type: GrantFiled: May 5, 2000Date of Patent: December 9, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Gerald Newell, Charles Montgomery, Jr., Richard Abbott
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Publication number: 20030223952Abstract: The compositions of the present invention relate to improved shampoo compositions having from about from about 5 to about 50 weight percent of a detersive surfactant, at least about 0.05 weight percent of a fatty alcohol gel network and at least about 20.0 weight percent of an aqueous carrier.Type: ApplicationFiled: June 4, 2003Publication date: December 4, 2003Applicant: The Procter & Gamble CompanyInventors: Robert Lee Wells, Douglas Allan Royce, Nicole Cristine Ricci
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Patent number: 6649584Abstract: A dishwashing cleaning wipe comprising a fabric wherein the fabric is impregnated with a cleaning composition.Type: GrantFiled: April 14, 2003Date of Patent: November 18, 2003Assignee: Colgate-Palmolive CompanyInventors: Karen Wisniewski, Barbara Thomas
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Publication number: 20030211070Abstract: The wax product for treating or setting up a hairstyle or hairdo includes a composition containing at least one wax or wax-like substance, at least one non-volatile liquid hydrophobic oil and at least one volatile or easily volatilized hydrophobic substance that is a liquid or gas at room temperature. Because of the presence of the volatile substance in the composition a soft wax easily worked in the hair is obtained when the composition is applied to the hair. This soft wax hardens on the hair when the volatile ingredients evaporate. When the composition includes a propellant gas a wax with a larger surface area (wax snow) is produced, which is likewise easily worked into the hair and very effectively fixes or sets the hair.Type: ApplicationFiled: April 16, 2003Publication date: November 13, 2003Inventors: Bernd Stein, Michael Franzke, Sabine Baecker
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Publication number: 20030211066Abstract: Disclosed is a composition including a lower alcohol and water in a weight ratio of about 35:65 to 100:0, between at least 0.5% and 8.0% by weight thickener system comprised of at least two emulsifiers, each emulsifier present in at least 0.05% by weight and wherein each emulsifier is comprised of at least one hydrophobic group and at least one hydrophilic group. The composition is useful as a presurgical scrub replacement, a lotion or other hand preparation.Type: ApplicationFiled: March 27, 2003Publication date: November 13, 2003Applicant: 3M Innovative Properties CompanyInventors: Matthew T. Scholz, Robert A. Asmus, Jill R. Charpentier
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Patent number: 6645507Abstract: A composition capable of forming a film that ionically bonds to the skin comprising: one or more active agents; a nonionic or substantially nonionic first film forming component; one or more cationic surfactants comprising one or more fatty moieties that are soluble in the first film forming component; and a liquid carrier. Also provided are stable emulsions of such compositions, compositions that are especially adapted to delivering medicinal agents to the surface of the skin, and methods for preparing such compositions.Type: GrantFiled: June 25, 1999Date of Patent: November 11, 2003Assignee: American Medical Research, Inc.Inventors: Griscom Bettle, William S. Coury, Berno I. Pettersson
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Publication number: 20030206883Abstract: Disclosed are hair care compositions including a polyalkyleneglycol(n)alkylamine of the formula (I and II), or mixtures thereof, wherein each R is independently a saturated, unsaturated, straight or branched alkyl group having from 1 to about 30 carbon atoms, R′ is a saturated, unsaturated, straight or branched alkyl group having from 1 to about 4 carbon atoms, each m is 2 or 3, each n is 2 or 3, each x and each y are independently a number of 1 or more wherein the sum of each x and each y is from about 3 to about 9; and wherein X—is any safe and suitable salt forming anion selected from the group consisting of chloride, bromide, iodide, acetate, citrate, lactate, glycolate, phosphate, nitrate, sulfonate, sulfate, alkylsulfate, alkyl sulfonate, glutamate, aspartate, and mixtures thereof; and wherein the melting point of the polyalkyleneglycol(n)alkylamine is less than about 45° C.Type: ApplicationFiled: September 12, 2002Publication date: November 6, 2003Inventor: Jian-Zhong Yang
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Publication number: 20030202954Abstract: The invention discloses quaternary ante-iso acids useful as additives in personal care products. Various quaternary derivatives of ante-sio acids are described, and examples of their use in personal care composition are presented.Type: ApplicationFiled: May 6, 2003Publication date: October 30, 2003Applicant: Croda, Inc.Inventors: Abel G. Pereira, Helena S. Barinova
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Publication number: 20030203035Abstract: Allergen neutralization compositions that retain at least about 30% of dust particles as measured by the Dust Control Test, and the compositions have an average MIU value of less than 3.4 as measured by the Friction Coefficient Analysis method. The compositions preferably contain a film forming polymer to control dust while maintaining a smooth feeling on the surface being treated. These allergen neutralization compositions are for use on inanimate objects, and are sprayable. Preferably these allergen neutralization compositions contain allergen denaturing compounds such as an effective amount of an allergy neutralizing metal ion, polyphenol compounds, hydrogen peroxide, salicylic acid, citric acid, lactic acid, glycolic acid, and mixtures of these.Type: ApplicationFiled: March 26, 2003Publication date: October 30, 2003Applicant: The Procter & Gamble CompanyInventors: Abul Khaer Mohamad Quamrul Hasan, Mark Hsiang-Kuen Mao, Ryoko Kobayashi
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Patent number: 6638497Abstract: A method of manufacturing ammonium quat-containing raw material composition with improved transportation efficiency and/or processing properties is provided, including the step of forming a mixture containing the ammonium quat in a solvent that includes at least one glycol and at least one fatty alcohol, wherein said raw material composition has cationic activity of over 35%.Type: GrantFiled: May 3, 2002Date of Patent: October 28, 2003Assignee: Croda, Inc.Inventors: Helena S. Barinova, Kostas Nikolopoulos, Abel G. Pereira
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Publication number: 20030198607Abstract: Compounds of Formula I 1Type: ApplicationFiled: April 10, 2002Publication date: October 23, 2003Applicant: EM IndustriesInventor: Ratan K. Chaudhuri
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Patent number: 6619295Abstract: A hair cosmetic composition containing (A) a cationic surfactant; (B) one or more organic solvents selected from among an N-alkylpyrrolidone, a lower alkylene carbonate, and an aromatic alcohol; (C) a lower alcohol or a lower polyol; and (D) an alkaline ingredient. The composition efficiently removes an acid hair-dye composition from the hair without causing any damage to the hair.Type: GrantFiled: October 31, 2000Date of Patent: September 16, 2003Assignee: Kao CorporationInventors: Hiroko Okabe, Yutaka Shibata
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Patent number: 6616706Abstract: A process for making a hair colorant composition involving: (a) providing a phase inversion temperature emulsion or microemulsion containing: (i) an oil component; and (ii) an emusifier selected from the group consisting of an alkyl and/or alkenyl oligoglycoside, an anionic surfactant, an esterquat, a polyolpoly-12-hydroxystearate, a fatty alcohol, a fatty alcohol polyethylene glycol ether, and mixtures thereof; (b) providing a dye component; and (c) combining (a) and (b) at a temperature of from 15 to 25° C.Type: GrantFiled: January 21, 2000Date of Patent: September 9, 2003Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Joerg Kahre, Peter Busch, Thomas Foerster, Hermann Hensen, Holger Tesmann, Markus Sumser, Adrian Pitfield
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Patent number: 6616922Abstract: Antibacterial compositions having enhanced antibacterial effectiveness are disclosed. The antibacterial compositions contain an antibacterial agent, an alkamine oxide, a nonionic and/or cationic cosurfactant, an optional polymeric thickener, and water.Type: GrantFiled: March 27, 2001Date of Patent: September 9, 2003Assignee: The Dial CorporationInventors: Timothy J. Taylor, Priscilla S. Fox, E. Phil Seitz, Michael D. Slayton
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Patent number: 6613316Abstract: The present invention relates to an aqueous opaque hair conditioner which comprises a monoalkyl quat from C14 to higher Carbon chain lengths (preferably C16 to C22) and a dialkyl quat which is a mixture of C16, C16 dialkyl quat and C18, C18 dialkyl quat. Also included is an amount of fatty alcohol to opacify the conditioner. Optionally, a silicone compound may be included. The monoalkyl quat may be in a ratio to the dialkyl quat of about 15:1 to about 2:1. The carbon chain lengths within the dialkyl quat are present in a weight ratio of about 1:3 to about 3:1 of C16,C16 to C18, C18. The fatty alcohol may be present in an amount from about 1% to about 10%.Type: GrantFiled: October 22, 2001Date of Patent: September 2, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Wei-Mei Sun, Teresa Jolanta Dowell
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Publication number: 20030161758Abstract: The present invention relates to improved cleaning compositions and new methods for treating medical residue such as that remaining on surgical devices and appliances after use. The medical residue treatment compositions of the invention include: (a) at least one surfactant; (b) at least one solvent; (c) at least one co-solvent; (d) at least one nitrogen containing biocide; and (e) at least one organic chelating agent.Type: ApplicationFiled: January 20, 2003Publication date: August 28, 2003Inventor: Reginald Reith Whiteley
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Publication number: 20030161808Abstract: The invention relates to ester quaternary mixtures, containing (c) ester quaternaries with an acyl component which is derived from C6-C18 fatty acids and (d) ester quaternaries with an acyl component which is derived from C18-C22 fatty acids.Type: ApplicationFiled: April 24, 2003Publication date: August 28, 2003Inventors: Joaquim Bigorra Llosas, Christina Amela Conesa, Rafael Pi Subirana
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Patent number: 6610280Abstract: A hair treatment composition containing a silicone component comprising droplets of silicone blend, the silicone blend comprising (i) from 50 to 95% by weight of the silicone component of a first silicone having a viscosity of at least 100,000 mm2/sec at 25° C., and (ii) from 5 to 50% by weight of the silicone component of a second silicone which is functionalised.Type: GrantFiled: April 5, 2002Date of Patent: August 26, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Nicholas Ainger, Peter Fairley
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Patent number: 6607715Abstract: The invention relates to a commercially feasible fatty ammonium quat compound or composition useful in hair products and the like comprising the properties of being flakeable and having at least 35% cationic activity.Type: GrantFiled: November 12, 1999Date of Patent: August 19, 2003Assignee: Croda, Inc.Inventors: Helena S. Barinova, Kostas Nikolopoulos, Abel G. Pereira
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Publication number: 20030147826Abstract: Aqueous composition and method for the biocidal treatment of surfaces, the said composition comprising: (a) water, (b) a cationic surfactant having a biocidal effect and/or a cationic polymer having a biocidal effect, (c) a film-forming polymer forming a transparent film, (d) at least one water-soluble block copolymer comprising at least one anionic hydrophilic block and at least one nonionic hydrophilic block, and, (e) optionally, a nonionic surfactant. Use of the composition as a biocidal composition with a persistent effect for the treatment of surfaces, the biocidal effect on the surface to be treated being retained after several rinses.Type: ApplicationFiled: January 10, 2003Publication date: August 7, 2003Inventors: Olivier Anthony, Mathieu Joanicot
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Publication number: 20030147839Abstract: Provided is a hair cosmetic composition comprising the following components (A) and (B):Type: ApplicationFiled: January 22, 2003Publication date: August 7, 2003Applicant: Kao CorporationInventors: Kouzi Morita, Hiroyuki Terazaki
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Patent number: 6602495Abstract: A hair care composition which comprises (a) one or more polymer systems in the form of discrete particles, wherein said particles are swollen with a non-aqueous solvent; and (b) water or a hydroalcoholic solution carrier, are described. A method for treating hair which comprises contacting said hair with compositions of the invention is also described.Type: GrantFiled: December 21, 2001Date of Patent: August 5, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Wolfgang Robert Bergmann, John Edward Wydila, Paul Howard Neill, Loralei Marie Brandt, Joanne Crudele, Chaitanya Umedbhai Patel, Christophe Michel Finel, Walter Thomas Gibson, Roger Michael Lane
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Publication number: 20030143181Abstract: The invention relates to the use of nanoscalar, cationic compounds with particle diameters of between 10 and 300 nm for producing cosmetic and/or pharmaceutical preparations.Type: ApplicationFiled: October 30, 2002Publication date: July 31, 2003Inventors: Hermann Hensen, Anke Eggers, Joerg Kahre, Axel Boettcher
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Washing composition containing alkylamido ether sulphates, anionic surfactants and cationic polymers
Patent number: 6596675Abstract: The present invention relates to a composition for washing keratin materials, comprising, in a cosmetically acceptable medium, at least one (C8-30) alkylamido ether sulphate, at least one anionic surfactant chosen from (C6-C24)alkyl sulphates, (C6-C24) alkyl ether sulphates, (C614 C24)alkyl ether carboxylates and anionic (C6-C24)alkyl polyglycosides, and at least one cationic polymer whose cationic charge density is greater than or equal to one milliequivalent per gram. The invention also relates to a cosmetic process for treating keratin materials using the composition according to the invention, and also to a use of this composition as a shampoo.Type: GrantFiled: September 26, 2001Date of Patent: July 22, 2003Assignee: L'OrealInventors: Mireille Maubru, Bernard Beauquey, Sandrine Decoster -
Patent number: 6589509Abstract: The product for hair treatment includes a transparent pressure-resistant aerosol container and a device for making foam from an effective-ingredient containing composition contained in the aerosol container. The effective-ingredient containing composition contained in the transparent aerosol container has two clearly distinguishable liquid phases with a sharply distinct phase boundary. The two liquid phases consist of a hydrophilic phase and a hydrophobic phase. The hydrophilic phase includes water or a solvent system containing water and a water-soluble organic solvent, at least one cationic or cationically-active hair care ingredient and at least one organic or inorganic salt. The hydrophobic phase contains a water-insoluble, liquefied propellant gas and at least one water-insoluble, hydrophobic, oily or fatty substance dissolved in the liquefied propellant gas.Type: GrantFiled: July 5, 2001Date of Patent: July 8, 2003Assignee: Wella AGInventors: Walter Keller, Karl-Heinz Kischka
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Publication number: 20030118543Abstract: The present invention relates an opaque conditioner which comprises a monoalkyl quat from C16 to higher Carbon chain lengths (preferably C16 to C22) and a dialkyl quat from C16 to higher Carbon chain lengths (preferably C16 to C18). Also included is an amount of fatty alcohol necessary to opacify the conditioner. The monoalkyl quat is necessary in a ratio to the dialkyl quat of about not less than 2:1. The fatty alcohol is present in an amount from about 1% to about 4%.Type: ApplicationFiled: September 13, 2002Publication date: June 26, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventor: Daniel Raymond Pyles
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Publication number: 20030103930Abstract: Disclosed is cosmetic compositions comprising:Type: ApplicationFiled: October 18, 2002Publication date: June 5, 2003Applicant: The Procter & Gamble CompanyInventors: Mikio Uchida, Misa Azuma, Kumiko Nakajima, Arata Mitsumatsu
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Patent number: 6572844Abstract: There is described a conditioning composition for conditioning, lightening and highlighting hair which comprises: (i) a peroxygen compound; and (ii) a conditioning agent, said composition having a pH of 5 or less. There is also described a method for conditioning lightening and highlighting hair which comprises treating said hair with a composition of the invention.Type: GrantFiled: December 17, 2001Date of Patent: June 3, 2003Assignee: Helene Curtis, Inc.Inventors: Gerald Newell, Daniel Raymond Pyles
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Patent number: 6572846Abstract: The invention relates to aqueous hair-treatment compositions comprising one or more quaternary ammonium compounds which are sparingly soluble in water and which contain at least one long-chain alkyl or alkenyl group having at least 18 carbon atoms, one or more water-soluble quaternary ammonium compounds, one or more nonionic, amphoteric and/or zwitterionic solubility promoters and optionally one or more thickeners. The compositions according to the invention are distinguished by a clear and translucent appearance. In particular, the compositions are hair cures and hair rinses.Type: GrantFiled: May 10, 2001Date of Patent: June 3, 2003Assignee: Clariant GmbHInventor: Sonja Klein
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Patent number: 6566314Abstract: An aqueous foam producing personal cleansing composition is disclosed. The composition, which is normally clear and is essentially free of any amides of diethanolamine, comprises a cloud point depressing agent comprising ammonium chloride. The composition of the present invention is characterized by a low cloud point temperature such that the risk of forming an undesirable precipitate in the composition is reduced. Also disclosed is a method of reducing the cloud point temperature in a normally clear aqueous personal cleansing composition which is essentially free of amides of diethanolamine. The method comprises adding ammonium chloride to the composition.Type: GrantFiled: October 13, 2000Date of Patent: May 20, 2003Assignee: Alberto-Culver CompanyInventors: Usha V. Murthy, Dipak K. Ghosh, Randy Schueller
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Patent number: 6562328Abstract: The invention discloses quaternary ante-iso acids useful as additives in personal care products. Various quaternary derivatives of ante-sio acids are described, and examples of their use in personal care composition are presented.Type: GrantFiled: March 29, 2001Date of Patent: May 13, 2003Assignee: Croda, Inc.Inventors: Abel G. Pereira, Helena S. Barinova
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Patent number: 6562356Abstract: Oil-in-water nanoemulsions comprising oil globules with an average size of less than 150 nm and comprising at least one oil, at least one amphiphilc lipid, and at least one polyethylene glycol (PEG) derivative chosen from PEG esters and PEG ethers chosen from compounds of formula (I): R1—(O—CH2—CH2)n—OR2 (I) in which: R1 is chosen from linear and branched, saturated and unsaturated alkyl groups comprising from 8 to 30 carbon atoms and linear and branched, saturated and unsaturated acyl groups comprising from 8 to 30 carbon atoms, R2 is chosen from a hydrogen atom, linear and branched, saturated and unsaturated alkyl groups comprising from 1 to 30 carbon atoms, and linear and branched, saturated and unsaturated acyl groups comprising from 1 to 30 carbon atoms, and n is a number ranging from 80 to 350. Processes comprising such oil-in-water nanoemulsions.Type: GrantFiled: January 22, 2001Date of Patent: May 13, 2003Assignee: L'Oreal S.A.Inventors: Claude Verite, Bénédicte Cazin, Véronique Douin, Odile Aubrun, Jean-Thierry Simonnet
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Patent number: 6551970Abstract: The invention relates to new detergent and conditioning hair-care compositions comprising (A) a washing base comprising an anionic surfactant and an amphoteric C10-C14 alkylbetaine surfactant, (B) a conditioning system comprising at least one cationic guar gum and at least one insoluble silicone, the silicone being introduced into the composition in non-emulsified form, and (C) a cosmetically acceptable medium, as well as a process of cleansing and conditioning the hair by application of the composition.Type: GrantFiled: January 30, 2002Date of Patent: April 22, 2003Assignee: L'OréalInventors: Sandrine Decoster, Bernard Beauquey
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Patent number: 6541018Abstract: The present invention provides a nanoemulsion, that includes: an oily phase dispersed in an aqueous phase; and at least one glycerol fatty ester surfactant which is solid at a temperature of less than or equal to 45° C.; wherein the oily phase includes oil globules having a number-average size of less than 100 nm; wherein the oily phase includes at least one oil having a molecular weight of greater than 400; and wherein a weight ratio of the oily phase to the surfactant ranges from 2 to 10. The invention also provides a process for making the nanoemulsion and methods for its use. Ideally, the emulsion is transparent and stable on storage. It can ideally contain large amounts of oil while retaining good transparency and good cosmetic properties. The nanoemulsion is particularly useful in the cosmetics and dermatological fields, in particular for moisturizing the skin and/or mucous membranes, as well as for treating the hair, and, in the ophthalmological field, as an eye lotion for treating the eyes.Type: GrantFiled: December 16, 1999Date of Patent: April 1, 2003Assignee: L'OrealInventors: Jean-Thierry Simonnet, Odile Sonneville, Sylvie Legret
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Patent number: 6540989Abstract: An anhydrous or substantially anhydrous self-warming rinse-out composition which comprises: a) a glycol, b) a quaternary ammonium compound, c) an amidoamine, and d) a silicone.Type: GrantFiled: November 9, 1999Date of Patent: April 1, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventor: Ben Janchitraponvej
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Patent number: 6537533Abstract: The invention relates to hair conditioner compositions that are non-irritating to the eye and which comprise: a) a C20-C24 quaternary ammonium compound, which has ethosulfate or methosulfate as an anion; b) a second C20-C24 quaternary ammonium compound, which has chloride or bromide as an anion; c) a compound which is solid at room temperature and which is selected from the group consisting of a fatty alcohol, an ester, an amine, an amide, an acid, and a water-soluble polymer; d) optionally a compound, which is liquid at room temperature, selected from the group consisting of a water insoluble emollient, a water insoluble lubricating agent, and a water insoluble conditioning compound; and wherein a) and b) are present in a weight ratio of about 1:10 to about 10:1; are described.Type: GrantFiled: January 29, 2001Date of Patent: March 25, 2003Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventor: Robert M. Alvarado
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Publication number: 20030053961Abstract: The present invention is directed to a mousse-forming cosmetic composition, comprising by weight of said composition (i) at least 0.1% of a quaternary ammonium agent capable of forming vesicles, (ii) at least 1% of emollient. The composition also preferably further comprises at least 1% of humectant.Type: ApplicationFiled: July 12, 2002Publication date: March 20, 2003Inventor: Wayne Ellis Eccard
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Patent number: 6533873Abstract: A shower gel formulation having a clear appearance is described which suspends insoluble particles, water insoluble liquids or bubbles and contains an acrylate copolymer, an anionic surfactant, a cationic polymer and, optionally, an amphoteric surfactant. The method of use of the clear shower gel is also described.Type: GrantFiled: August 1, 2000Date of Patent: March 18, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Marion Louise Margosiak, Michael Alan Rahn, Rosa Paredes
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Patent number: 6534455Abstract: A composition for washing keratin materials combines in a cosmetically acceptable medium: i) at least one detergent surfactant; ii) at least dialkyldiallylammonium; and iii) at least one acrylic terpolymer made from a monomer (a) chosen from a C1-C6 alkyl acrylate and a C1-C6 alkyl methacrylate; of a monomer (b) chosen from a heterocyclic vinyl compound containing at least one nitrogen or sulphur atom, a (meth)acrylamide, a mono- or di(C1-C4)alkylamino(C1-C4)alkyl (meth)acrylate and a mono- or di(C1-C4)alkylamino(C1-C4)alkyl-(meth)acrylamide; of a monomer (c) chosen from a urethane produced by reaction between a monoethylenic unsaturated isocyanate and a nonionic surfactant, a copolymerizable ethylenic surfactant monomer, a surfactant monomer of urea type, an allyl ether containing alkylenoxy groups and a nonionic monomer of urethane type.Type: GrantFiled: September 28, 2000Date of Patent: March 18, 2003Assignee: L'OrealInventors: Véronique Maurin, Bernard Beauquey
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Publication number: 20030039623Abstract: The present invention relates an opaque or clear conditioner which comprises a monoalkyl quat from C14 to higher carbon chain lengths (preferably C16 to C22) and a dialkyl quat from C14 to higher carbon chain lengths (preferably C16 to C18). Also included is a silicone compound and an emulsifier. Also optionally included is an amount of fatty alcohol necessary to opacify the conditioner. The monoalkyl quat is necessary in a ratio to the dialkyl quat of about 15:1 to about 2:1. The fatty alcohol is optionally present in an amount from about 1% to about 4%.Type: ApplicationFiled: September 13, 2002Publication date: February 27, 2003Applicant: Unilever Home & Personal Care USA, Division of Conopco, Inc.Inventor: Daniel Raymond Pyles
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Patent number: 6524563Abstract: A hair treatment composition which comprises 0.01-5.0 wt % of a particulate substance which is substantially unagglomerated or unaggregated prior to incorporation in the composition, which particulate substance has a modal primary particle size of 7-40 nm, and a Youngs modulus of at least 4 Gpa, preferably at least 6 GPa.Type: GrantFiled: October 25, 2000Date of Patent: February 25, 2003Assignee: Unilever Home & Personal Care, USA, division of Conopco, Inc.Inventors: Stephen Lee Wire, Keith Leslie Rutherford, Robert George Riley, David Howard Birtwistle