Patents Assigned to Sumitomo Chemical Company, Limited
  • Publication number: 20250113824
    Abstract: The present invention pertains to a method for controlling glyphosate-resistant weeds that includes a step for applying, to glyphosate-resistant weeds or a habitat for glyphosate-resistant weeds, ethyl [3-[2-chloro-4-fluoro-5-(1-methyl-6-trifluoromethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-3-yl)phenoxy]-2-pyridyloxy]acetate in an amount of 5-200 g per 10000 m2. The present invention thus makes it possible to provide a method for achieving excellent control effects in weed control.
    Type: Application
    Filed: December 19, 2024
    Publication date: April 10, 2025
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshinao SADA, Yoshinobu JIN
  • Publication number: 20250115746
    Abstract: An oil-extended conjugated diene polymer including a conjugated diene polymer (A) extended using 5 to 60 parts by weight of an oil (B) relative to 100 parts by weight of the conjugated diene polymer (A), wherein in the oil (B), (1) a UV/RI detection area ratio [XUV/XRI] specified in the specification is 10 or less, and (2) an extrapolated initial melting temperature [Tim-max] of a melting peak in the highest temperature region specified in the specification is 23° C. or less.
    Type: Application
    Filed: January 20, 2023
    Publication date: April 10, 2025
    Applicants: ZS ELASTOMERS CO., LTD., ZEON CORPORATION, SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Takashi IIZUKA
  • Publication number: 20250109155
    Abstract: A compound having a high molar absorption coefficient in a maximum absorption wavelength (?max) within a range of 600 to 750 nm and good stability before and after post-baking when a color filter is produced. The present invention relates to a compound represented by formula (I): wherein Z1 and Z2 each independently represent a group represented by formula (i), R3 represents a hydrocarbon group optionally having a substituent, an aromatic heterocyclic group optionally having a substituent, or a group in which a hydrocarbon group optionally having a substituent and an aromatic heterocyclic group optionally having a substituent are combined, and —CH2— contained in the hydrocarbon group is optionally replaced with —O—, —CO—, —NR6—, —S—, —SO—, or —SO2—, wherein R7 represents a hydrogen atom, a hydrocarbon group optionally having a substituent, or a group represented by formula (ii), and a1 represents 0 or 1.
    Type: Application
    Filed: December 27, 2022
    Publication date: April 3, 2025
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Takuma AOKI, Tomohiro NAKAYAMA
  • Publication number: 20250110075
    Abstract: The present disclosure involves a substrate having conductivity and an electrode film provided on one main surface from among two main surfaces of the substrate and constituted from a diamond crystal containing boron, wherein an interface layer containing carbon as a main component and containing boron is provided between the substrate and the electrode film, and the interface layer has a boron concentration higher than a boron concentration in the electrode film.
    Type: Application
    Filed: October 5, 2022
    Publication date: April 3, 2025
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Toshiaki MORITA, Kaori KURIHARA
  • Patent number: 12262713
    Abstract: A method for controlling weeds in a cultivation area of soybean, which includes applying trifludimoxazin and saflufenacil to growing weeds in the cultivation area of soybean, wherein an application rate of trifludimoxazin is approximately 10 to approximately 12.5 g/ha and an application rate of saflufenacil is approximately 20 to approximately 25 g/ha.
    Type: Grant
    Filed: November 18, 2022
    Date of Patent: April 1, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshinao Sada, Yoshinobu Jin
  • Publication number: 20250099514
    Abstract: Provided are: a fish rearing composition containing at least one selected from plantaricin and nisin; and a fish rearing composition containing bacterial cells or a cell culture product of a bacterium having at least one selected from a plantaricin gene and a nisin gene, or an extract thereof. Provided is a method for rearing an organism of fish, including administering bacterial cells or a cell culture product of a bacterium having at least one selected from a plantaricin gene and a nisin gene, or an extract thereof.
    Type: Application
    Filed: July 8, 2022
    Publication date: March 27, 2025
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Mikio AOKI, Kazuki MIKATA, Toshihiro KAI, Hiroshi KUWAHARA, Ikuo HIRONO, Hidehiro KONDO
  • Patent number: 12258678
    Abstract: There is provided a gallium nitride single crystal substrate, which is a gallium nitride single crystal substrate that has a diameter of 50 mm or more and whose low index crystal plane closest to a main surface is a (0001) plane, wherein a density of etch pits when applying etching to the main surface with an alkaline etching solution is less than 1×106 cm?2, and among peaks appearing in a histogram of diameters of the etch pits, when a diameter of a first peak appearing on a smallest diameter-side is a, a total number of the etch pits with a diameter exceeding 4a is 1/1000 or less of a number of etch pits forming the first peak.
    Type: Grant
    Filed: March 28, 2024
    Date of Patent: March 25, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Takashi Sato, Tetsuji Fujimoto, Toshio Kitamura, Masatomo Shibata
  • Patent number: 12258583
    Abstract: Provided is a method for producing a cell population containing embryonic erythroblasts, including the steps of: (1) subjecting pluripotent stem cells to suspension culture to form a cell aggregate; and (2) obtaining the cell population from the cell aggregate obtained in step (1), step (2) including step (2a) of subjecting the cell aggregate to adhesion culture. In addition, provided are an embryonic erythroblast-containing cell population, a cell culture composition containing the cell population, and a compound test method that uses the embryonic erythroblast-containing cell population.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: March 25, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Kouji Asano
  • Patent number: 12250870
    Abstract: A light emitting device including an anode, a cathode, and an organic layer disposed between the anode and the cathode and containing a composition is provided. The composition contains two or more compounds (B) having a condensed hetero ring skeleton (b) containing a boron atom and a nitrogen atom in the ring. Compound (B) contains a compound (B1) and a compound (B2) which satisfy at least one of the following formulas: EB1<EB2 and AB1<AB2. EB1 represents the maximum peak wavelength of the emission spectrum at 25° C. of compound (B1), EB2 represents the maximum peak wavelength of the emission spectrum at 25° C. of compound (B2), AB1 represents the peak wavelength at the lowest energy side of the absorption spectrum at 25° C. of compound (B1), and AB2 represents the peak wavelength at the lowest energy side of the absorption spectrum at 25° C. of compound (B2).
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: March 11, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Toshiaki Sasada, Ryuji Matsumoto
  • Patent number: 12245590
    Abstract: The present invention relates to a method for controlling weeds including a step of performing a spot treatment of at least one PPO inhibitor in a cultivation area of soybean, corn, or cotton. According to the present invention, it is possible to provide a method for exerting an excellent control effect in weed control.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: March 11, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Yoshinao Sada
  • Patent number: 12241055
    Abstract: Provided are a bacterium having a 16S rRNA gene comprising a nucleotide sequence having 98.2% or more identity to the nucleotide sequence represented by SEQ ID NO: 1, and having an ability to degrade a target microorganism, a microbial preparation for degrading a target microorganism, comprising a bacterium (a1), and a method for degrading a target microorganism and a device for degrading a target microorganism using the same. Bacterium (a1) is a bacterium having a 16S rRNA gene comprising a nucleotide sequence having 90% or more identity to the nucleotide sequence represented by SEQ ID NO: 1, and having an ability to degrade a target microorganism.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: March 4, 2025
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, KATAOKA BIO LABORATORY CO., LTD.
    Inventor: Tomokazu Mitsui
  • Patent number: 12240826
    Abstract: The invention provides a method for producing a crystal of a uracil compound with high purity by a process which can be carried out in an industrial scale. Specifically, the invention provides a method for producing a crystal of a uracil compound, wherein the method involves dissolving a composition containing a uracil compound represented by formula (1) in organic solvents consisting of a C3-C6 alcohol solvent and an aromatic solvent to obtain a solution, and precipitating a crystal of said uracil compound from the solution.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: March 4, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Yuki Sato
  • Publication number: 20250066515
    Abstract: Disclosed herein is a method for producing a solid catalyst component for olefin polymerization that is capable of reducing the amount of fine powder contained in the solid catalyst component for olefin polymerization. The method includes the step of reacting a magnesium compound and a titanium halide compound with each other so that a maximum heat release rate per mole of the magnesium compound is 18 W or less. Also disclosed herein is a method for producing a solid catalyst component for olefin polymerization that is capable of preventing a reduction in polymerization activity caused by application of heat to the solid catalyst component for olefin polymerization. The method includes the step of reacting a magnesium compound and a titanium halide compound with each other so that a total heat release value per mole of the titanium compound is 6 kJ to 90 kJ.
    Type: Application
    Filed: November 7, 2024
    Publication date: February 27, 2025
    Applicant: Sumitomo Chemical Company, Limited
    Inventors: Naoki SERYO, Taichi Shimizu, Hideaki Yamamichi, Kaiyou Chen, Kenji Sogo
  • Publication number: 20250068068
    Abstract: A carboxylate represented by formula (I), a carboxylate or resin including a structural unit represented by formula (IP), an acid generator including the carboxylate, a carboxylic acid generator including the resin, or a resist composition including the carboxylic acid generator.
    Type: Application
    Filed: July 29, 2024
    Publication date: February 27, 2025
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Shohei Terahigashi, Issei KITAMURA, Koji ICHIKAWA
  • Publication number: 20250066532
    Abstract: A flame-retardant soundproofing material for vehicles includes a polyurethane foam obtained by foam-molding a urethane resin composition. The urethane resin composition includes an isocyanate component (A), a polyol component (B), a flame-retardant plasticizer (C), and an antioxidant (D). The isocyanate component (A) includes a mixture of 2,4?-diphenylmethane diisocyanate and 4,4?-diphenylmethane diisocyanate, and one or more modified products selected from a carbodiimide-modified product and a uretonimine-modified product of at least one of 2,4?-diphenylmethane diisocyanate and 4,4?-diphenylmethane diisocyanate of the mixture.
    Type: Application
    Filed: November 6, 2024
    Publication date: February 27, 2025
    Applicants: TOKAI CHEMICAL INDUSTRIES, LTD., Sumitomo Riko Company Limited
    Inventors: Hiroki Taguchi, Yasuo Suzuki, Masahito Kanada, Junki Owaki, Koji Tomiyama
  • Publication number: 20250064061
    Abstract: The present disclosure provides a method for controlling a harmful arthropod showing resistance to at least one kind(s) of insecticide(s) selected from Group B, characterized by applying at least one compound(s) selected from Group A to said harmful arthropod showing resistance, or a habitat thereof, or a place where said harmful arthropod showing resistance is expected to appear: Group A: a group consisting of broflanilide, nicofluprole, isocycloseram, and cyproflanilide; Group B: a group consisting of fluxametamide, pyrethroid compound(s), oxadiazine compound(s), and phenylpyrazole compound(s).
    Type: Application
    Filed: December 15, 2022
    Publication date: February 27, 2025
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Yusuke NAMBA
  • Patent number: 12234247
    Abstract: A compound represented by formula (I) or its N-oxide, having a controlling effect on a harmful arthropod, Q is a group Q1 or Q2; Z is an oxygen atom; A2, A3, and A6 each a nitrogen atom; A4 is CR1a; A5 is a nitrogen atom; A7 is NR6g; G1 to G4 each is a nitrogen atom; R1a is a C1-C6 chain hydrocarbon group substituted with a cyano group and/or a halogen atom; R2 is a C1-C6 alkyl group optionally substituted with one or more halogen atoms; n is 0, 1, or 2. A composition and method for controlling a harmful arthropod by applying the compound or its N-oxide are also presented.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: February 25, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masayuki Tashiro, Ayaka Tanaka, Yuji Nakajima
  • Patent number: 12234312
    Abstract: To produce an olefin-based polymer having a minor amount of decrease in bulk density due to heat. A solid catalyst component for olefin polymerization containing a titanium atom, a magnesium atom, a halogen atom, and an internal electron donor, and having an envelope E1 calculated by the following Formula (1) in a range of 0.810 to 0.920. E1=LE1/LS1??(1) (In Formula, LE1 is a convex hull perimeter of the solid catalyst component for olefin polymerization obtained from an image of the solid catalyst component for olefin polymerization captured with a scanning electron microscope, and LS1 is an actual perimeter of the solid catalyst component for olefin polymerization obtained from the image of the solid catalyst component for olefin polymerization captured with the scanning electron microscope.
    Type: Grant
    Filed: October 31, 2023
    Date of Patent: February 25, 2025
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Masaki Ito
  • Publication number: 20250060667
    Abstract: A salt represented by formula (I), a salt or resin including a structural unit represented by formula (IP), an acid generator including the salt, an acid generator including the resin, or a resist composition including the acid generator.
    Type: Application
    Filed: July 29, 2024
    Publication date: February 20, 2025
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Shohei Terahigashi, Issei Kitamura, Koji Ichikawa
  • Patent number: RE50318
    Abstract: To provide a technology for controlling weeds and the like.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: March 4, 2025
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Hajime Ikeda