Patents Assigned to Kao Corporation
  • Publication number: 20250024692
    Abstract: 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: Application
    Filed: August 10, 2022
    Publication date: January 16, 2025
    Applicant: Kao Corporation
    Inventor: Mitsuo ASAI
  • Patent number: 12194127
    Abstract: 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: Grant
    Filed: May 27, 2021
    Date of Patent: January 14, 2025
    Assignee: KAO CORPORATION
    Inventors: Tomoka Maekawa, Tomoyuki Suzawa, Kazutaka Ishikawa
  • Publication number: 20250011757
    Abstract: 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: Application
    Filed: November 21, 2022
    Publication date: January 9, 2025
    Applicant: KAO CORPORATION
    Inventors: Takahiro HIOKI, Mika TERAI, Akihito KAWAHARA
  • Publication number: 20250011247
    Abstract: 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: Application
    Filed: March 24, 2023
    Publication date: January 9, 2025
    Applicant: KAO CORPORATION
    Inventors: Ojiro TAMAGAWA, Ryu TANIMOTO
  • Patent number: 12187910
    Abstract: 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: Grant
    Filed: October 6, 2021
    Date of Patent: January 7, 2025
    Assignee: KAO CORPORATION
    Inventors: Akito Itoi, Kazuo Oki, Kyoichi Shirota
  • Patent number: 12186733
    Abstract: 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: Grant
    Filed: February 13, 2020
    Date of Patent: January 7, 2025
    Assignee: KAO CORPORATION
    Inventors: Yuki Takada, Takuya Kouta
  • Patent number: 12180615
    Abstract: 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: Grant
    Filed: December 21, 2018
    Date of Patent: December 31, 2024
    Assignee: KAO CORPORATION
    Inventors: Shunsuke Fukui, Yutaka Yoshida, Kyohei Yamato, Ryohta Yamamoto
  • Publication number: 20240423887
    Abstract: A dyeing composition for keratin fibers, including one or more hair dyes, and one or more salts according to the following structure X3PO4, where X is a metal, and where a total concentration of water is 10% by weight or less, calculated to a total weight of the dyeing composition. A method for dyeing keratin fibers, including mixing the dyeing composition with an aqueous composition containing one or more oxidizing agents to yield a ready-to-use composition having a pH in a range of 7 to 12, applying the ready-to-use composition onto keratin fibers and leaving it for a time period in a range of 1 min to 60 min, and optionally rinsing-off the keratin fibers and optionally drying the keratin fibers.
    Type: Application
    Filed: September 29, 2022
    Publication date: December 26, 2024
    Applicant: KAO CORPORATION
    Inventors: Takahito NAKAMURA, Daisuke HIRUMA
  • Publication number: 20240425413
    Abstract: Provided is a powder dispersant composition for hydraulic compositions containing particles (A) and (B). An aqueous solution or aqueous suspension of the powder dispersant composition at a concentration of 5 mass % has a surface tension of 20.0 mN/m to 50.0 mN/m at 25° C. Particle (A) contains components (A1) and (A2) and has a D50 of 90 ?m to 600 ?m, wherein a proportion of particles of 70 ?m or less is 15 volume % or less. Component (A1) is a copolymer of constituent units (1) and (2), wherein all the raw material monomers of the copolymer have a melting point of ?80° C. to 80° C. Component (A2) is a nonionic surfactant, whose aqueous solution or aqueous suspension at a concentration of 5 mass % has a surface tension of 20.0 mN/m to 50.0 mN/m at 25° C. Particle (B) is formed of an inorganic compound and has a D50 of 1 ?m to 50 ?m.
    Type: Application
    Filed: February 22, 2022
    Publication date: December 26, 2024
    Applicant: KAO CORPORATION
    Inventors: Kohei SHIMADA, Keiichirou SAGAWA
  • Publication number: 20240427319
    Abstract: A manufacturing device, apparatus, or system can comprise: a stage including a plurality of stations; a shuttle to mount a workpiece thereon and to move between a plurality of the stations to transport the workpiece; and a controller. The controller can control movement of the shuttle by moving the shuttle to a supply station to mount the workpiece thereon, extracting operation stations for performing operations for the mounted workpiece from a plurality of the operation stations, selecting an operation station from the plurality of the operation stations in accordance with availability of the extracted operation stations and reversibility of an execution order of the operations, and moving the shuttle to the selected operation stations in sequence to perform the operations on the workpiece, then moving the shuttle to an ejecting station to eject the workpiece, and then moving the shuttle to the supply station again.
    Type: Application
    Filed: September 3, 2024
    Publication date: December 26, 2024
    Applicant: Kao Corporation
    Inventors: Shohei NATSUI, Takahiro HIRANO, Tomoyuki MOTEGI
  • Patent number: 12171322
    Abstract: A hair holder (1) of the present invention has a tubular body (2) which has: a first opening (21) located at one end; and a second opening (22) located at the other end, and which is configured to allow a lock of hair (H) to be inserted from the first opening (21) toward the second opening (22) and to be capable of being rolled up. The tubular body (2) has a longitudinal direction and a width direction that is orthogonal to the longitudinal direction. The tubular body (2) has two sheets that form outer surfaces. At least one of the two sheets is formed of a color-changeable sheet that satisfies conditions (1) and (2) below: (1) an L* value in an L*a*b* color coordinate space is 90 or less; and (2) a color difference ?E*ab value in the L*a*b* color coordinate space between before and after impregnation with a standard hair treatment agent is 1.0 or greater.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: December 24, 2024
    Assignee: KAO CORPORATION
    Inventors: Yoshiyuki Kibe, Takehiko Tojo
  • Publication number: 20240417335
    Abstract: A foaming agent composition for hydraulic compositions incudes component (A1): one or more selected from the group consisting of an alkyl sulfate having an alkyl group with 8 or more and 10 or less carbons, a salt thereof, an alkenyl sulfate having an alkenyl group with 8 or more and 10 or less carbons, and a salt thereof; component (B): a monohydric alcohol with 6 or more and 10 or less carbons; and optionally, component (A2): one or more surfactants other than the component (A1). A mass ratio of a content of the component (A1) to a total content of the components (A1) and (A2), (A1)/[(A1)+(A2)], is 0.8 or more and 1 or less.
    Type: Application
    Filed: November 7, 2022
    Publication date: December 19, 2024
    Applicant: KAO CORPORATION
    Inventors: Ryu TANIMOTO, Ojiro TAMAGAWA, Koji KOYANAGI
  • Publication number: 20240415807
    Abstract: A novel target molecule for pruritus was found, and a novel means for eliminating pruritus is provided.
    Type: Application
    Filed: May 25, 2022
    Publication date: December 19, 2024
    Applicant: KAO CORPORATION
    Inventors: Tomohiro MATSUMOTO, Masafumi YOKOTA, Junko ISHIKAWA, Mitsutoshi TOMINAGA, Kenji TAKAMORI
  • Publication number: 20240417323
    Abstract: Provided are a bubble-containing gypsum slurry and a method for producing the same, whereby, in bubble-containing gypsum slurries of the same specific gravity, a bubble size in the gypsum slurry can be increased with a small amount of a foaming component. A bubble-containing gypsum slurry containing, a hydraulic powder containing gypsum, water, the following component (A1), optionally the following component (A2), and the following component (B), component (A1): an alkyl or alkenyl sulfate or a salt thereof, component (A2): one or more selected from surfactants other than component (A1), and component (B): a nonionic compound with a Log P of 0 or more and 3.0 or less, wherein a mass ratio of a content of component (B) to a total content of components (A1) and (A2), (B)/[(A1)+(A2)], is 0.05 or more and 0.5 or less.
    Type: Application
    Filed: March 13, 2023
    Publication date: December 19, 2024
    Applicant: KAO CORPORATION
    Inventors: Ojiro TAMAGAWA, Tatsuya NAKANO, Ryu TANIMOTO
  • Publication number: 20240407986
    Abstract: An oxidative dyeing composition for keratin fibers, containing 1,4-diamino-2-methoxymethyl-benzene, and/or a salt thereof, and one or more alkalizing agents selected from a metal salt of silicate, metasilicate, disilicate, and phosphate. Where a total concentration of water is 10% by weight or less, calculated to a total weight of the oxidative dyeing composition.
    Type: Application
    Filed: September 29, 2022
    Publication date: December 12, 2024
    Applicant: KAO CORPORATION
    Inventors: Takahito NAKAMURA, Daisuke HIRUMA
  • Publication number: 20240407989
    Abstract: A method for treating a keratinous material, including applying a cleansing agent composition (A) containing an internal olefin sulfonic acid or a salt thereof (a) obtained by sulfonating a starting olefin having an average double bond position of position 3.9 or higher and position 4.4. or lower to the keratinous material and applying a conditioning agent composition (B) containing a cationic surfactant (b) to the keratinous material.
    Type: Application
    Filed: September 29, 2022
    Publication date: December 12, 2024
    Applicant: KAO CORPORATION
    Inventor: Aguri MARUYAMA
  • Publication number: 20240409486
    Abstract: A method for producing a compound represented by General Formula (I) below, including isomerizing a compound represented by General Formula (II) below in a presence of molecular hydrogen and/or a hydrogen source, a platinum group metal catalyst, and a simple substance of a Group 16 element (excluding oxygen) or a compound thereof: where R1-R4 are as defined in the disclosure.
    Type: Application
    Filed: September 20, 2022
    Publication date: December 12, 2024
    Applicant: KAO CORPORATION
    Inventor: Kengo MORITA
  • Publication number: 20240408045
    Abstract: A method for preventing, treating, or improving inflammatory skin disease, including administering or applying, to a subject, a fat or oil in which a content of ?-linolenic acid in fatty acids constituting the fat or oil is 40 mass % or more, and a content of diacylglycerol is 25 mass % or more.
    Type: Application
    Filed: October 11, 2022
    Publication date: December 12, 2024
    Applicant: KAO CORPORATION
    Inventors: Keimon SAYAMA, Satoko FUKAGAWA, Junko ISHIKAWA, Aya SASAKI
  • Publication number: 20240407979
    Abstract: A hair cosmetic composition including component (A): one or more polymers selected from the group consisting of a cationic polymer and an amphoteric polymer, component (B): an anionic polymer, component (C): one or more nonionic compounds selected from the group consisting of polyglycerin and derivatives thereof, and sorbitan fatty acid ester, polyoxyethylene sorbitan fatty acid ester, and glycerin fatty acid ester having an HLB of 1 or more and 5 or less, component (D): a cationic surfactant, and component (E): a higher alcohol, where a total content of the component (A) and the component (B) is less than 1.0% by mass.
    Type: Application
    Filed: October 24, 2022
    Publication date: December 12, 2024
    Applicant: KAO CORPORATION
    Inventors: Shiori UENO, Eisuke MIYOSHI, Yuri SARUKAWA, Koichi KAWAMOTO
  • Publication number: 20240407980
    Abstract: A hair cosmetic composition including the following components: component (A): one or more polymers selected from the group consisting of a cationic polymer and an amphoteric polymer, component (B): one or more anionic polymers selected from the group consisting of a polyacrylic acid, a (meth)acrylic acid/alkyl (meth)acrylate copolymer, and a salt thereof, and component (C): one or more modified silicones selected from the group consisting of an amino-modified silicone and an aminopolyether-modified silicone. The component (B) has a weight average molecular weight of 3,000 or more and 50,000 or less, a total content of the component (A) and the component (B) is less than 1.0% by mass, and a content of the component (C) is 0.03% by mass or more.
    Type: Application
    Filed: October 24, 2022
    Publication date: December 12, 2024
    Applicant: KAO CORPORATION
    Inventors: Eisuke MIYOSHI, Shiori UENO, Yuri SARUKAWA, Koichi KAWAMOTO