Patents Assigned to Kao Corporation
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Publication number: 20250041181Abstract: A method for dyeing keratin fibers, including mixing an aqueous dyeing composition containing a dye compound which is an anionic azo dye, a non-ionic azo dye, a salt thereof, or a mixture thereof, and an alkalizing agent having at least one basic functional group whose conjugated acid has a pKa value in a range of 6.0 to 8.0, with a second aqueous composition having a pH in a range of 1 to 6 to yield a ready-to-use composition having a pH in a range of 7 to 12. The method further includes applying the ready-to-use composition onto the keratin fibers and leaving it for a time period in a range of 1 min to 60 min, and rinsing-off the keratin fibers. The alkalizing agent is triethanolamine, 2-[4-(2-hydroxyethyl)-piperazin-1-yl]-ethane-1-sulfonic acid, a salt thereof, or a mixture thereof.Type: ApplicationFiled: December 20, 2022Publication date: February 6, 2025Applicant: KAO CORPORATIONInventors: Bernd NÖCKER, Steven BREAKSPEAR, Fariba GHIASI, Anna NEU
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Publication number: 20250041198Abstract: A method for treating a keratin substance or a fiber for a head decoration product, the method including, in the following order, applying a first agent to the keratin substance or the fiber for a head decoration product to form a film, and applying a second agent to the keratin substance or the fiber for a head decoration product on which the film has been formed to remove the film. The first agent contains a component (A): a silicone film-forming agent that is solid at 25° C., and a component (B): an organopolysiloxane other than the component (A), which has a cationic group, and the second agent contains a component (C): an oil agent.Type: ApplicationFiled: November 28, 2022Publication date: February 6, 2025Applicant: KAO CORPORATIONInventor: Manami SHIMMEN
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Publication number: 20250046462Abstract: An information processing system provides information regarding a product for skin and can include a control unit or controller. The control unit analyzes biological information regarding skin of multiple users and generates multiple skin classifications for classifying the skin of the users based on analysis. The control unit stores user identification information for identifying a user of a source of the biological information in association with one of the generated skin classifications and stores product information regarding multiple products relating to skin in association with the corresponding skin classification. The control unit receives, from a terminal of a user corresponding to the user identification information, a search request for product information using the skin classification as a search criterion.Type: ApplicationFiled: November 22, 2022Publication date: February 6, 2025Applicant: Kao CorporationInventors: Yu NIWANO, Sho KIKUCHI
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Publication number: 20250043188Abstract: Provided are: [1] a foaming method including: a step (X) of mixing a foamable composition containing a foaming agent (A) having a time required for a reduction in dynamic surface tension thereof to start of 60,000 ms or less, which is measured by a maximum bubble pressure method, and an organic solvent (B), and a gas, and foaming the composition; and a step (Y) of reducing the size of foam with a porous body; and [2] an article including: a foam discharge container; and a foamable composition in the foam discharge container, wherein the foamable composition contains a foaming agent (A) having a time required for a reduction in dynamic surface tension thereof to start of 60,000 ms or less, which is measured by a maximum bubble pressure method, and an organic solvent (B), and wherein the foam discharge mechanism of the foam discharge container includes a porous body.Type: ApplicationFiled: December 23, 2022Publication date: February 6, 2025Applicant: KAO CORPORATIONInventors: Go NAGAI, Yohei UCHIDA, Yuji SAKAIHARA, Yu HORIE
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Publication number: 20250042833Abstract: Provided is a method for producing a high-purity aromatic hydroxycarboxylic acid crystal. A method for producing an aromatic hydroxycarboxylic acid crystal, the method including a step of precipitating an aromatic hydroxycarboxylic acid crystal from a solution including aromatic hydroxycarboxylic acid and at least one polymer molecule selected from the group consisting of an anionic polymer molecule, a non-ionic polymer molecule and a cationic polymer molecule, in which a content of the polymer molecule in the solution is 0.0008 mass % or more and 16 mass % or less.Type: ApplicationFiled: December 2, 2022Publication date: February 6, 2025Applicant: KAO CORPORATIONInventors: Sawa MIZOBATA MIYAKE, Yutaka IRIE, Masahiro NOBA
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Patent number: 12216431Abstract: The present invention relates to a toner for development of electrostatic images which contains a colorant, a resin composition (P) and an ester composition (C), in which the resin composition (P) is a resin composition formed by subjecting an acid group-containing amorphous polyester-based resin (A) and an amine compound to condensation reaction, and the ester composition (C) is at least one composition selected from the group consisting of the following ester composition (CI) and ester composition (CII); and a process for producing the toner.Type: GrantFiled: September 11, 2020Date of Patent: February 4, 2025Assignee: KAO CORPORATIONInventors: Yuta Izumiya, Shogo Nomoto
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Patent number: 12209329Abstract: A concavo-convex plate for an electrospinning method, in which a surface resistivity of the concavo-convex plate is not more than 1×10?2?/?, and the concavo-convex plate has an uneven structure on at least a part of a surface thereof, and a process for producing a nonwoven fabric containing nanofibers by an electrospinning method using the concavo-convex plate for an electrospinning method according to the aforementioned as a collector, which includes the step of depositing the nanofibers on a surface of the concavo-convex plate on which the uneven structure is formed.Type: GrantFiled: December 22, 2020Date of Patent: January 28, 2025Assignee: KAO CORPORATIONInventor: Teruyuki Fukuda
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Patent number: 12208156Abstract: A cleanser including a non-aerosol foaming container and a liquid cleansing agent filled in the non-aerosol foaming container, the liquid cleansing agent containing the following components (A), (B) and (C): (A) an anionic surfactant, (B) from 0.1 to 2.5 mass % of a water-soluble polymer, wherein, in terms of the viscosity of a 1-mass % aqueous solution thereof, the ratio of viscosity v2 at a shear rate of 1.0×10?2 (s?1) to viscosity v1 at a shear rate of 1.0×10?1 (s?1) is v2/v1?5, and (C) water.Type: GrantFiled: November 27, 2019Date of Patent: January 28, 2025Assignee: KAO CORPORATIONInventors: Yuko Nagasaki, Toshiaki Ozawa
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Patent number: 12209146Abstract: A powder of modified cellulose fibers has an average fiber length of 1 ?m or more and 500 ?m or less, wherein the modified cellulose fibers are made from anionically modified cellulose fibers introduced at an anionic group with a modifying group. A dispersion contains a powder of modified cellulose fibers as defined above and a medium, wherein the powder of modified cellulose fibers is dispersed in the medium. A resin composition contains a powder of modified cellulose fibers as defined above and a resin, wherein the powder of modified cellulose fibers and the resin are blended. A resin molded article is obtained by molding a resin composition as defined above. A powder of cellulose fibers having excellent dispersibility in a solvent, which can be obtained by an inexpensive process, and a method for producing the same can be provided.Type: GrantFiled: December 26, 2019Date of Patent: January 28, 2025Assignee: KAO CORPORATIONInventors: Takuma Tsuboi, Takuya Morioka, Junnosuke Saito
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Publication number: 20250025392Abstract: A method for treating hair including applying a hair treatment composition containing a compound selected from the group consisting of a polyalkylene glycol ether and an alkylene glycol to hair having a wavy curl, and then carrying out a scrunch operation on the hair in a wet state in which a mass ratio of water to the hair (water/hair) is 0.05 or more and 1 or less.Type: ApplicationFiled: December 2, 2022Publication date: January 23, 2025Applicant: KAO CORPORATIONInventors: Mikako EZURE, Megumi IMAI
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Publication number: 20250025405Abstract: A method for treating an artificially colored or decolored keratin substance or fiber for a head decoration product, the method including applying a composition to the keratin substance or the fiber for a head decoration product. The composition contains the following component (A) and component (B): (A) a silicone film-forming agent, and (B) an organopolysiloxane having a degree of polymerization of 100 or more. A mass content of the component (A) to a total mass content of the component (A) and the component (B) [(A)/{(A)+(B)}] is 10% or more.Type: ApplicationFiled: November 28, 2022Publication date: January 23, 2025Applicant: KAO CORPORATIONInventors: Rina MOGAKI, Tomoka MAEKAWA
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Publication number: 20250024692Abstract: A semiconductor element 1 including: a gate electrode 2; a source electrode 3; a drain electrode 4; a semiconductor layer 5 that is in contact with the source electrode 3 and the drain electrode 4; and a gate insulating layer 6 that insulates the semiconductor layer 5 from the gate electrode 2, in which the semiconductor layer 5 has a network structure of carbon nanotubes, the semiconductor layer 5 is sealed with a sealing layer 8, and the semiconductor layer 5 has an average thickness of 5 nm or less. The sealing layer 8 preferably contains a compound whose SP value calculated using the Fedors method is 15 (cal/cm3)1/2 or less. Also, the sealing layer preferably has a relative permittivity of 5.0 or less. The sealing layer 8 preferably contains one or more of a fluorine-based resin, an acrylic resin, a styrene-based resin, a vinyl-based resin, and an olefin-based resin.Type: ApplicationFiled: August 10, 2022Publication date: January 16, 2025Applicant: Kao CorporationInventor: Mitsuo ASAI
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Publication number: 20250019728Abstract: Provided are a method for producing an aromatic compound or a salt thereof using a transformed cell capable of producing the aromatic compound or the salt thereof, and this transformed cell. The present invention provides a method for producing an aromatic compound or a salt thereof, comprising the step of culturing a transformed cell with enhanced expression of a multi-pass transmembrane polypeptide represented by the following (A) or (B): (A) a polypeptide consisting of the amino acid sequence represented by SEQ ID NO: 2, and (B) a polypeptide consisting of an amino acid sequence having at least 76% identity to the amino acid sequence represented by SEQ ID NO: 2.Type: ApplicationFiled: December 7, 2022Publication date: January 16, 2025Applicant: KAO CORPORATIONInventors: Jitsuro KANEDA, Fumikazu TAKAHASHI
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Publication number: 20250019329Abstract: A method of producing a Guerbet alcohol, including reacting a raw material alcohol having 8 or more and 36 or less carbon atoms, in the presence of a catalyst (A) containing a first component and a second component below, having a molar ratio of the first component with respect to the second component (first component/second component) of 2.9 or less, first component: copper, and second component: one kind selected from the group consisting of elements that are elements belonging to Groups 3 to 12 in the fourth to sixth periods of the periodic table, except copper and nickel.Type: ApplicationFiled: November 24, 2022Publication date: January 16, 2025Applicant: KAO CORPORATIONInventor: Satoru ONOZAWA
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Patent number: 12194127Abstract: A cosmetic composition including: (A) a silicone film-forming agent, and (B) an organopolysiloxane having a polyalkylene oxide moiety and a cationic group other than the component (A), wherein the content of water is 50% by mass or less. The cosmetic composition is a hair cosmetic composition or a hair dye composition.Type: GrantFiled: May 27, 2021Date of Patent: January 14, 2025Assignee: KAO CORPORATIONInventors: Tomoka Maekawa, Tomoyuki Suzawa, Kazutaka Ishikawa
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Publication number: 20250011757Abstract: To provide a method for preparing a highly diverse mutation library pool at a low price easily. A method for preparing a mutation library pool, comprising the following steps (a) to (c): (a) subjecting a template DNA and each of a plurality of mutagenic primer pairs to DNA synthesis reaction with a DNA polymerase to acquire DNA fragments having 5?-protruding ends, wherein each of the mutagenic primer pairs anneals to the template DNA, primers of each primer pair have regions complementary to each other, and at least one of the primers comprises a mutagenic site; (b) allowing a DNA ligase to act on the DNA fragments obtained in step (a); and (c) transforming host cells with the DNAs obtained in step (b).Type: ApplicationFiled: November 21, 2022Publication date: January 9, 2025Applicant: KAO CORPORATIONInventors: Takahiro HIOKI, Mika TERAI, Akihito KAWAHARA
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Publication number: 20250011247Abstract: Provided are a gypsum hardened product and a method for producing the same, whereby, in bubble-containing gypsum hardened products of the same density and the same average bubble size, strength of the gypsum hardened product can be enhanced by controlling a coefficient of variation of bubble size. A gypsum hardened product containing bubbles, wherein a density of the gypsum hardened product is 0.4 g/cm3 or more and 0.8 g/cm3 or less, and in the gypsum hardened product, an average bubble size is 200 ?m or more and 600 ?m or less, and a coefficient of variation of bubble size is 0.30 or more and 0.48 or less.Type: ApplicationFiled: March 24, 2023Publication date: January 9, 2025Applicant: KAO CORPORATIONInventors: Ojiro TAMAGAWA, Ryu TANIMOTO
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Patent number: 12187910Abstract: An aspect of the present disclosure relates to a dispersant composition for an electrode of a power storage device. The dispersant composition contains an acrylic polymer (A), a compound (B) represented by the following formula (1), and an organic solvent (C). The acrylic polymer (A) contains a constitutional unit a represented by the following formula (3). In the formula (1), R1 represents a group represented by the following formula (2), and R2 represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or —CH2CH2—OH. In the formula (2), R3, R4, R5, and R6 are the same or different and represent a hydrogen atom, a methyl group, or —CH2OH.Type: GrantFiled: October 6, 2021Date of Patent: January 7, 2025Assignee: KAO CORPORATIONInventors: Akito Itoi, Kazuo Oki, Kyoichi Shirota
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Patent number: 12186733Abstract: An absorbent composition containing cellulose nanofibers and a cellulose derivative and a method for making the same are disclosed. The cellulose derivative has a viscosity of 1000 mPa·s or higher in a 1 mass % aqueous solution at 25° C. and a degree of etherification of less than 0.9. The cellulose derivative is preferably at least one member selected from the group consisting of carboxymethyl cellulose, carboxyethyl cellulose, a carboxymethyl cellulose salt, and a carboxyethyl cellulose salt, more preferably a carboxymethyl cellulose salt, even more preferably sodium carboxymethyl cellulose.Type: GrantFiled: February 13, 2020Date of Patent: January 7, 2025Assignee: KAO CORPORATIONInventors: Yuki Takada, Takuya Kouta
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Patent number: 12180615Abstract: The present invention relates to a method for producing fine hydrophobically modified cellulose fibers wherein anionic group-containing anionically modified cellulose fibers are bound to a modifying group, the method including subjecting hydrophobically modified cellulose fibers having an average fiber length of 1 ?m or more and 1,000 ?m or less to a finely pulverizing treatment in an organic solvent. The fine hydrophobically modified cellulose fibers obtained by the method for production of the present invention can be suitably used in various resin manufactured articles for daily sundries, household electric appliance parts, wrapping materials for household electric appliance parts, and various industrial applications such as automobile parts.Type: GrantFiled: December 21, 2018Date of Patent: December 31, 2024Assignee: KAO CORPORATIONInventors: Shunsuke Fukui, Yutaka Yoshida, Kyohei Yamato, Ryohta Yamamoto