Soap Component Patents (Class 510/389)
  • Patent number: 8785368
    Abstract: The object of the present invention is to improve the solidification point and the hardness of a soap of the fatty acid soap series wherein a large amount of myristic acid is blended. The solid soap of the present invention to achieve the above-described object is characterized by comprising a fatty acid soap and 1 to 8 mass % of betaine, and in that the content of myristic acid is 50 mass % or more in the total fatty acid of the fatty acid soap.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: July 22, 2014
    Assignee: P & PF Co., Ltd.
    Inventors: Tetsuo Nishina, Takahito Makita, Tomoko Toda, Takahiro Okuda, Yoshinobu Saito
  • Patent number: 8778861
    Abstract: An aqueous and liquid cleansing composition comprises a fatty acid soap, a salt of a lauryl ether sulfate surfactant that is present in an amount that is at least 50% of the weight of the fatty acid soap, a betaine surfactant that is present in an amount that is at least 23% of the weight of the fatty acid soap, and at least 0.05% by weight of the composition of triclocarban. The lauryl ether sulfate and betaine surfactant in the specified amount in relation to the fatty acid soap amount keep the triclocarban from precipitating out of the composition.
    Type: Grant
    Filed: May 27, 2011
    Date of Patent: July 15, 2014
    Assignee: Colgate-Palmolive Company
    Inventors: Manying Shi, David Chang
  • Patent number: 8772222
    Abstract: Antibacterial cleaning agent having principally natural active ingredients includes water, soap-nut-derived saponins, polysorbate 20, glycerin, a mixture of essential oils of lemongrass, tea tree, geranium, lavender, and oregano, and extract of grapefruit seed; methods of laundering, cleaning, and bathing using the cleaning agent.
    Type: Grant
    Filed: December 4, 2012
    Date of Patent: July 8, 2014
    Inventors: Shanna Baker, Cornelius Johnson
  • Patent number: 8697754
    Abstract: Biocidal compositions and their use in aqueous media, such as metalworking fluids, the compositions comprising a biocidal agent; and a non-biocidal primary amino alcohol compound of the formula (I): wherein R1, R2, R3, R4, and R5 are as defined herein.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: April 15, 2014
    Inventors: Patrick E. Brutto, Charles E. Coburn, G. David Green, Bonnie A. Pyzowski, Raymond J. Swedo, John Pohlman
  • Patent number: 8603959
    Abstract: Fatty esters of oligoesters of a dicarboxylic acid and a polyol retaining at least one free hydroxyl group, particularly of the formula (I): R1—[OR2O—C(O)—R3—(O)C—]m—R4 (I), where R1 is H, a monocarboxylic acid group, or R6O—[C(O)—R3—(O)C]—; R2s are residues of polyols having at least one substituent free hydroxyl; R3s are hydrocarbylene; R4 is —OH, —OM where M is a salt forming metal, amine or ammonium, —OR6, or —OR2O—R7; R5 is C7 to C21 hydrocarbyl; R6 is C8 to C22 hydrocarbyl; R7 is H, or —C(O)R5; and m is 1 to 20; provided that at least one of R1 and R4 is or includes a C8 to C22 group, are surfactants. A range of surfactant properties can be obtained by varying the molecules within these ranges. Especially where R2 is derived from a higher polyol e.g. sorbitol, R3 is C2 to C6, and the fatty terminal group is C8 to C14, the products can be highly water soluble and effective oil in water emulsifiers.
    Type: Grant
    Filed: October 18, 2005
    Date of Patent: December 10, 2013
    Assignee: Croda International PLC
    Inventors: Hanamanthsa S Bevinakatti, Alan G Waite
  • Publication number: 20130225471
    Abstract: A composition for cleaning a surface and an article including a substrate and the composition for cleaning the surface are provided herein. The composition comprises a biocide, a first alcohol alkoxylate, an alkyl polyglycoside, a supplemental alcohol alkoxylate, and water. The composition is substantially free of organic solvents and has a cleaning performance of from 30% to 70% as determined in accordance with the Federal Test method Std. No. 536A/GEN, “Soap and Soap-Products (Including Synthetic Detergent)”.
    Type: Application
    Filed: February 22, 2013
    Publication date: August 29, 2013
    Applicant: BASF SE
    Inventor: BASF SE
  • Patent number: 8129324
    Abstract: Fatty esters of oligoesters of a dicarboxylic acid and a polyol retaining at least one free hydroxyl group, particularly of the formula (I): R1—[OR2O—C(O)—R3—(O)C—]m—R4 (I), where R1 is H, a monocarboxylic acid group, or R6O—[C(O)—R3—(O)C]—; R2s are residues of polyols having at least one substituent free hydroxyl; R3s are hydrocarbylene; R4 is —OH, —OM where M is a salt forming metal, amine or ammonium, —OR6, or —OR2O—R7; R5 is C7 to C21 hydrocarbyl; R6 is C8 to C22 hydrocarbyl; R7 is H, or —C(O)R5; and m is 1 to 20; provided that at least one of R1 and R4 is or includes a C8 to C22 group, are surfactants. A range of surfactant properties can be obtained by varying the molecules within these ranges. Especially where R2 is derived from a higher polyol e.g. sorbitol, R3 is C2 to C6, and the fatty terminal group is C8 to C14, the products can be highly water soluble and effective oil in water emulsifiers.
    Type: Grant
    Filed: October 18, 2005
    Date of Patent: March 6, 2012
    Assignee: Croda International PLC
    Inventors: Hanamanthsa S Bevinakatti, Alan G Waite
  • Patent number: 8114826
    Abstract: A flowable concentrated soap cleansing composition is provided which includes from 40 to 65% of C12-C18 fatty acid mixture in combined amount of salt and free acid forms, the mixture having C12-C14 chain length present in greater amount than C16-C18 chain length of fatty acid. Further, the composition includes 25 to 50% water, 1 to 15% of a first anti-crystallization agent, and 2 to 15% of a second anti-crystallization agent. The first anti-crystallization agent is sodium lauryl ether sulfate with a weight average ethoxylation of from 0.5 to 2 moles ethylene oxide per mole of sulfate. The second anti-crystallization agent is polypropylene glycol of weight average molecular weight ranging from 195 to 10,000. The composition has a viscosity ranging from 10 to 100 Pa*s at 20° C. as measured after 2 minutes at 10 rpm on a Brookfield Viscometer using Spindle RV 7.
    Type: Grant
    Filed: March 14, 2011
    Date of Patent: February 14, 2012
    Assignee: Conopco, Inc.
    Inventors: Kevin David Hermanson, Martin Swanson Vethamuthu, Anat Shiloach, Rajendra Mohanlal Dave
  • Publication number: 20110046140
    Abstract: Biocidal compositions and their use in aqueous media, such as metalworking fluids, the compositions comprising a biocidal agent; and a non-biocidal primary amino alcohol compound of the formula (I): wherein R1, R2, R3, R4, and R5 are as defined herein.
    Type: Application
    Filed: April 29, 2009
    Publication date: February 24, 2011
    Inventors: Patrick E. Brutto, Charles E. Coburn, G. David Green, Bonnie A. Pyzowski, Raymond J. Swedo, John Pohlman
  • Patent number: 7883549
    Abstract: An aqueous liquid laundry detergent containing methylcarboxymethyl cellulose having a degree of methylation in the range from 0.01 to 0.3, surfactant, and at least one typical ingredient of laundry detergents. The detergent inhibits graying of textile fabrics during the washing of the fabrics.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: February 8, 2011
    Assignee: Henkel AG & Co. KGaA
    Inventors: Josef Penninger, Nadine Warkotsch
  • Publication number: 20100197542
    Abstract: A medical treatment kit and methods of use thereof is provided. The kit includes a container, two or more chambers within the container, an antiseptic agent disposed in one of the chambers, a cleansing agent disposed in a separate chamber and an applicator. The agents are not contacted until immediate use of the kit is required. The medical treatment kit is used to administer an antiseptic shampoo or other medical composition to a patient with an open wound or injury. The kit is designed to be simple to use in an emergency situation. The kit is also designed to deliver medical compositions that are at the peak of potency.
    Type: Application
    Filed: April 8, 2010
    Publication date: August 5, 2010
    Inventor: Anthony R. Talamonti
  • Publication number: 20100196504
    Abstract: The present invention relates to specific synergistic active antimicrobial compositions for hygiene disinfectant products like antimicrobial liquid or solid soaps, disinfectant cleansing solutions and disinfectant emulsions for the treatment of skin surface, specifically for the treatment of hand surface and/or for the treatment of technical surfaces like e.g. surgery equipment comprising a mixture comprising or consisting of a) an antimicrobial active amount of 1,2-decanediol of formula 1: and b) an antimicrobial active amount of one or more compounds selected from the group consisting of ethanol, propan-1-ol, propan-2-ol; chlorhexidine digluconate, chloroxylenol, triclosan, triclocarban, benzethonium chloride, methylbenzethonium chloride and benzalkonium chloride.
    Type: Application
    Filed: May 4, 2007
    Publication date: August 5, 2010
    Applicant: SYMRISE GmbH & Co. KG
    Inventors: Gerhard Schmaus, Ravikumar Pillai
  • Patent number: 7375071
    Abstract: Liquid compositions containing one or more anionic surfactants in combination with one or more polydiallyl dialkyl ammonium compounds or derivatives or copolymers thereof, these compositions being suitable for the production of liquid laundry detergents, preferably for dye-transfer-inhibiting liquid color-protecting detergents.
    Type: Grant
    Filed: October 4, 2005
    Date of Patent: May 20, 2008
    Assignee: Cognis IP Management GmbH
    Inventors: Ditmar Kischkel, Manfred Weuthen, Rolf Wachter, Joerg Schad
  • Patent number: 7354892
    Abstract: A unique laundry detergent composition is described that comprises linear alkyl benzene sulfonate, alkyl ether sulfate, alcohol ethoxylate, fatty acid, an alkali metal silicate, polyacrylate, and optionally carbonate, that is low sudsing and that shows improved whiteness retention over other fatty acid soap containing detergents in the absence of silicates.
    Type: Grant
    Filed: September 7, 2006
    Date of Patent: April 8, 2008
    Assignee: The Dial Corporation
    Inventors: Thorsten Bastigkeit, Jessica Lawshe, Daniel Wood, Aurora Stamper, Joan Bergstrom
  • Patent number: 7238652
    Abstract: The invention provides personal care compositions comprising both alkyl phosphate surfactants and selected auxiliary agent/acid. By using specific auxiliary agent whose pKa is higher than that of the alkyl phosphate surfactants, particularly in specific ratios, it is possible to prepare milder compositions.
    Type: Grant
    Filed: June 22, 2006
    Date of Patent: July 3, 2007
    Assignee: Conopco, Inc.
    Inventors: Joseph Oreste Carnali, Kavssery Parameswaran Ananthapadmanabhan
  • Patent number: 7202202
    Abstract: The present invention relates to a surfactant system and a consumable detergent composition comprising the same.
    Type: Grant
    Filed: June 22, 2004
    Date of Patent: April 10, 2007
    Assignee: The Procter & Gamble Company
    Inventors: Donna Jean Haeggberg, John Christian Haught, Kelli Alison Fleisch, William Michael Scheper, Keith Homer Baker, Robb Richard Gardner
  • Patent number: 7030069
    Abstract: The present invention provides a liquid laundry detergent composition, comprising surfactant material other than fatty acid soap, an effective amount of a water-soluble dye, an enzyme and from 1% to 20% wt of fatty acid soap having from 12 to 20 C atoms, wherein at least 1% by weight (based on the liquid composition) of the fatty acid soap is unsaturated. In addition said composition comprises from 0.01% to 3% wt of a perfume composition and from 0.001% to 2% by weight of an antioxidant. It was found that the color characteristics of said composition do not deteriorate during storage.
    Type: Grant
    Filed: November 22, 2004
    Date of Patent: April 18, 2006
    Assignee: Unilever Home and Personal Care USA Division of Conopco, Inc.
    Inventors: Neeraj Gupta, Sachindew Manodjkoemar Ramcharan, Simon Marinus Veerman, Patrick Zwamborn
  • Patent number: 6828288
    Abstract: The present invention provides a cleaning composition which has a superior cleaning power, bactericidal power and the like, and which is highly safe. The present invention relates to a cleaning composition which is characterized in that this composition is formed by adding a soap to a mixture containing a silicic acid compound, an aluminum compound and water, or a solution of such a mixture.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: December 7, 2004
    Assignee: IQ Center Co., Ltd.
    Inventor: Kazuyuki Takeshima
  • Patent number: 6663902
    Abstract: The present invention relates to a biocidal composition, designed for the generation of chlorine dioxide, comprising at least one iodo-compound having at least one iodine atom and a source of chlorite ions. The molar ration of chlorite ions to iodine atoms is 2 or greater. The composition finds use in a variety of applications including methods of cleaning, sanitizing, deodorizing, and disinfecting various surfaces.
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: December 16, 2003
    Assignee: Ecolab Inc.
    Inventors: Robert D. P. Hei, David Daniel McSherry, Kim R. Smith, Keith E. Olson
  • Patent number: 6582681
    Abstract: The invention relates to a method and a preparation for cleaning tooth root surfaces and surrounding tissue (periodontal pockets). The preparation is a two-component liquid of the type that has previously been used for chemical-mechanical treatment of carious lesion. The active component in the liquid is a hypochlorite, preferably sodium hypochlorite, and the other component in the liquid is a component which reduces the aggressiveness of the hypochlorite on healthy tissue and which also increases the viscosity of the liquid. The preparation is applied on the tooth root surface in question by means of a brush or an applicator instrument. After 10-15 seconds the root surface is cleaned by means of a scraping instrument.
    Type: Grant
    Filed: June 4, 2001
    Date of Patent: June 24, 2003
    Assignee: Mediteam Dentalutveckling I Goteborg AB
    Inventor: Rolf Bornstein
  • Patent number: 6387866
    Abstract: An improvement is described in compositions which are especially effective in disinfecting the surface being cleaned and in the removal of oily and greasy soil without leaving streaks which contains a mixture of at least one nonionic surfactant, a cationic surfactant, an anionic surfactant and a hydrocarbon ingredient, a water soluble solvent, and water.
    Type: Grant
    Filed: June 22, 2000
    Date of Patent: May 14, 2002
    Assignee: Colgate-Palmolive Co.
    Inventors: Myriam Mondin, Claude Blanvalet, Nicole Andries, Pierre Fonsny, Didier Dormal
  • Patent number: 6387865
    Abstract: An improvement is described in compositions which are especially effective in disinfecting the surface being cleaned and in the removal of oily and greasy soil without leaving streaks which contains a mixture of at least one nonionic surfactant, a cationic surfactant, an anionic surfactant and a hydrocarbon ingredient, a water soluble solvent, and water.
    Type: Grant
    Filed: June 22, 2000
    Date of Patent: May 14, 2002
    Assignee: Colgate-Palmolive Co.
    Inventors: Myriam Mondin, Claude Blanvalet, Nicole Andries, Pierre Fonsny, Didier Dormal
  • Patent number: 6255267
    Abstract: The present invention is an improved liquid toilet bowl cleanser comprising a fluorosurfactant coating agent, an anionic or non-ionic cleaner and a rheology control agent together with other minor excipients. The flurosurfactant continually adheres to and coats the porcelain surface of the toilet bowl during the active life of the cleanser composition preventing the formation of toilet bowl stains and mineral deposits for a substantial period of time after manual cleaning.
    Type: Grant
    Filed: March 4, 1996
    Date of Patent: July 3, 2001
    Assignee: HPD Laboratories, Inc.
    Inventors: Bala C. Nayar, Ronnie A. Carroll, Kenneth J. Ward
  • Patent number: 6248708
    Abstract: A paste-form detergent for use in institutional laundries free from synthetic anionic surfactant of the alkyl benzenesulfonate type containing 5% to 30% by weight of an ethoxylated alcohol corresponding to formula (I): R1—(OC2H2)m—OH   (I) in which R1 is an alkyl or alkenyl group containing 12 to 14 carbon atoms and m has a value of 1 to 8, 1% to 20% by weight of an ethoxylated alcohol corresponding to formula (II): R2—(OC2H2)n—OH   (II) in which R2 is an alkyl or alkenyl group containing 12 to 22 carbon atoms and n has a value of 3 to 14, with proviso that n is greater than m by at least 1.
    Type: Grant
    Filed: March 5, 1999
    Date of Patent: June 19, 2001
    Assignee: Henkel-Ecolab GmbH & Co. OHG
    Inventors: Thomas Merz, Khalil Shamayeli
  • Patent number: 6221828
    Abstract: The detergent composition is excellent in both detergency and sterilizing properties, causes less corrosion and/or damage to plastic and comprises (A) an alkyl polyglycoside, (B) a germicide selected from a cationic germicide, a biguanide germicide and an amino acid germicide and (C) a fatty acid salt respectively at specific proportions.
    Type: Grant
    Filed: February 8, 2000
    Date of Patent: April 24, 2001
    Assignee: Kao Corporation
    Inventors: Noboru Matsuo, Yoshihiro Yamazaki, Sumitoshi Ito, Takashi Itoi, Toshikazu Azuma, Susumu Yamasawa
  • Patent number: 6100228
    Abstract: The invention provides a bleaching gel cleaner and a method for preparing it, said cleaner comprising:a) an effective amount of a hypochlorite-generating compound;b) a ternary thickening system which comprises: (i) alkali metal soap; (ii) a hydrotrope selected from the group consisting of trialkylamine oxides, betaines and mixtures thereof; and (iii) a bleach stable solvent, each in amounts appropriate to create a gelled composition;c) a buffer/electrolyte in an amount effective to stabilize the hypochlorite; andd) the remainder as water.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 8, 2000
    Assignee: The Clorox Company
    Inventors: Brian P. Argo, Clement K. Choy, Aram Garabedian, Jr.
  • Patent number: 5998344
    Abstract: Disclosed for cleaning hard surfaces is a detergent gel containing:(a) a detergent composition without thickeners having(i) a first surfactant, wherein the first surfactant is a non-ionic glycolipid, and(ii) a second surfactant, wherein the second surfactant is a charged surfactant, wherein the ratio of the first surfactant and the second surfactant is 1:10-10:1;(b) water, wherein the detergent composition is mixed with a sufficient amount of water to induce a phase change from a liquid phase to a gel phase; and(c) one or more enzymes.
    Type: Grant
    Filed: January 8, 1998
    Date of Patent: December 7, 1999
    Assignee: Novo Nordisk A/S
    Inventors: Poul N.o slashed.rgaard Christensen, Bo Kalum, Otto Andresen
  • Patent number: 5972869
    Abstract: A mildly acidic laundry detergent composition is provided for the improved protection of fine fabrics during washing and enhanced removal of generated foam during rinsing in hand wash comprising:a) at least one anionic surfactant; and/orb) at least one nonionic surfactant;c) a rinse-active, pH-sensitive foam control agent comprising a fatty acid; whereby the fatty acid foam control agent remains substantially in acid form at the mildly acidic pH of the wash water so as to be essentially inoperative to suppress foam during washing, and whereby upon rinsing of the laundry with tap water having a pH of from about 7.5 to 8.5 at least of portion of said fatty acid is converted to a soap which functions to suppress foam during rinsing.
    Type: Grant
    Filed: December 17, 1996
    Date of Patent: October 26, 1999
    Assignee: Colgate-Palmolive Co
    Inventors: Hoai-Chau Cao, Marie-Christine Houben, Patricia Pagnoul
  • Patent number: 5972857
    Abstract: Basic cleaning compositions using toxicologically-acceptable ingredients for cleaning fruits and vegetables are provided. Liquid formulations comprising carbonates, detergent surfactant, such as oleate, alcohol ethoxylates, etc., and neutralized phosphoric acid are sprayed onto apples, lettuce and the like to remove soil and unwanted deposits, especially wax. Articles for applying the compositions to produce by spraying are disclosed.
    Type: Grant
    Filed: April 7, 1999
    Date of Patent: October 26, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Brian Joseph Roselle, Toan Trinh
  • Patent number: 5958853
    Abstract: A disinfectant and cleansing composition is provided in the form of an extruded solid. The active agent in the composition is a halogen-releasing agent such as a halogenated 5,5-dialylhydantoin. An inert binder such as a fatty acid salt or a hectoritic clay is used to enable manufacture of the composition using an extrusion process. Fragrance, colorants, and other pressure-sensitive materials may be included; fragrance and colorants are preferably incorporated in encapsulated form. Methods for manufacturing the compositions are also provided, as are methods for using the compositions in sanitizing water, particularly in disinfecting and cleansing flush toilets.
    Type: Grant
    Filed: February 27, 1998
    Date of Patent: September 28, 1999
    Assignee: The Clorox Company
    Inventor: Erika Watanabe
  • Patent number: 5952289
    Abstract: The subject invention involves laundry bar compositions comprising:(a) from about 20% to about 70% surfactant, the surfactant consisting essentially of from about 50% to 100% soap and from 0% to about 50% alkylbenzene sulfonate;(b) from about 12% to about 24% water;(c) from about 61/4% to about 20% calculated excess alkali metal carbonate;(d) from about 2% to about 20% water-soluble inorganic strong-electrolyte salt;(e) from 0% to about 4% whole-cut starch;(f) from 0% to about 8% added alkali metal bicarbonate;(g) from 0% to about 30% phosphate builder;(h) from 0% to about 40% insoluble filler; and(j) from 0% to about 15% other ingredients selected from other builders, chelants, enzymes, soil release polymers, dye transfer inhibiting agents, fabric softeners, bleaching agents, gums, thickeners, binding agents, other starches, soil suspending agents, optical brighteners, colorants and opacifiers, perfumes, bluing agents, and mixtures thereof;the bar having a firmness measurement of at least about 10 kg.
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: September 14, 1999
    Inventors: Rodney Mahlon Wise, Robert Lindsay Apke, Iris Josefina Reyes Rojas
  • Patent number: 5929025
    Abstract: The present invention relates to stabilized liquid fabric softening composition comprisinga) one or more biodegradable fabric softening compounds,b) one or more fatty acid compounds,wherein the ratio of said fabric softening agents to said fatty acid compounds is from 25:1 to 6.5:1.
    Type: Grant
    Filed: July 29, 1998
    Date of Patent: July 27, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Franciscus Joseph Madeleine De Block, Bruno Albert Jean Hubesch, Raphael Angeline Alfons Ceulemans
  • Patent number: 5888956
    Abstract: All purpose cleaning or microemulsion compositions more environmentally friendly, which is especially effective in the removal of a mixture of oil and kaolin soil, contains a negatively charged complex, a Lewis base, neutral polymer, and water.
    Type: Grant
    Filed: September 26, 1997
    Date of Patent: March 30, 1999
    Assignee: Colgate Palmolive Company
    Inventors: Patrick Durbut, Anne-Marie Misselyn, Guy Broze
  • Patent number: 5879470
    Abstract: Basic cleaning compositions using toxicologically-acceptable ingredients for cleaning fruits and vegetables are provided. Liquid formulations comprising detergent surfactant, such as oleate, alcohol ethoxylates, etc., and neutralized phosphoric acid are sprayed onto apples, lettuce and the like to remove soil and unwanted deposits, especially wax. Articles for applying the compositions to produce by spraying are disclosed. Use of the compositions for disinfectancy/sanitization of produce and cleaning/disinfectancy/sanitization of non-food inantimate surfaces are disclosed.
    Type: Grant
    Filed: May 5, 1997
    Date of Patent: March 9, 1999
    Assignee: The Procter & Gamble Company
    Inventors: Bruce Prentiss Murch, Brian Joseph Roselle, Kyle David Jones, Keith Homer Baker, Thomas Edward Ward, Toan Trinh
  • Patent number: 5538663
    Abstract: A detergent composition is disclosed. The composition comprises polymer particles having an average particle size of 50-500 .mu.m in 5% by weight sodium chloride aqueous solution and a modulus of elasticity of 1.times.10.sup.3 -5.times.10.sup.5 dyne/cm.sup.2 in said sodium chloride aqueous solution. It exhibits a superior physical or mechanical washing performance, and gives remarkably reduced irritation and minimal damage to the object being washed. When a germicide is incorporated in addition to the polymer particles, its sterilization effect is greatly enhanced.
    Type: Grant
    Filed: February 10, 1992
    Date of Patent: July 23, 1996
    Assignee: Kao Corporation
    Inventors: Hideki Kihara, Yasushi Kajihara, Hajime Hirota