Patents Assigned to Sumitomo Chemical Company, Limited
  • Antifouling oligomerization catalyst systems
    Patent number: 11840493
    Abstract: According to one embodiment, a catalyst system that reduces polymeric fouling may comprise at least one titanate compound, at least one aluminum compound, and at least one antifouling agent or a derivative thereof. The antifouling agent may comprise a structure comprising a central aluminum molecule bound to an R1 group, bound to an R2 group, and bound to an R3 group. One or more of the chemical groups R1, R2, and R3 may be antifouling groups comprising the structure —O((CH2)nO)mR4, where n is an integer from 1 to 20, m is an integer from 1 to 100, and R4 is a hydrocarbyl group. The chemical groups R1, R2, or R3 that do not comprise the antifouling group, if any, may be hydrocarbyl groups.
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: December 12, 2023
    Assignees: Saudi Arabian Oil Company, Sumitomo Chemical Company, Limited
    Inventors: Motaz Khawaji, Hussain Al Yami, Sohel Shaikh, Wei Xu, Kenji Sogo
  • Uracil compound and harmful arthropod control composition containing same
    Patent number: 11839215
    Abstract: A compound represented by the following formula (A) has excellent control efficacy against harmful arthropods.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: December 12, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Tatsuya Toriumi
  • Salt, acid generator, resist composition and method for producing resist pattern
    Patent number: 11840503
    Abstract: A salt represented by formula (I), a generator and a resist composition: wherein R1 and R2 each independently represent an iodine atom, a fluorine atom or an alkyl fluoride group having 1 to 6 carbon atoms; R4, R5, R7 and R8 each independently represent a halogen atom, a hydroxy group, a haloalkyl group having 1 to 12 carbon atoms or an alkyl group having 1 to 12 carbon atoms, —CH2— included in the haloalkyl group and the alkyl group may be replaced by —O—, —CO—, —S— or —SO2—; X1 and X2 each independently represent an oxygen atom or a sulfur atom; m1 represents 1 to 5, m2 and m8 represent 0 to 5, and m4, m5 and m7 represent an integer of 0 to 4, in which 1?m1+m7?5, 0?m2+m8?5; and AI? represents an organic anion.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: December 12, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsuhiro Komuro, Koji Ichikawa
  • Solid catalyst component for olefin polymerization
    Patent number: 11840595
    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 as 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: August 3, 2021
    Date of Patent: December 12, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Masaki Ito
  • RESIN COMPOSITION FOR GAS SEPARATION MEMBRANE AND GAS SEPARATION MEMBRANE
    Publication number: 20230390711
    Abstract: A resin composition for a gas separation membrane contains a crosslinked polymer (X) having a carboxy group or a salt thereof and a crosslinked structure. A mesh size of the crosslinked polymer (X) is greater than or equal to 1.75 nm and less than or equal to 2.35 nm.
    Type: Application
    Filed: June 25, 2021
    Publication date: December 7, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Akinori BANDO, Kosuke MAKIGUCHI, Hajime HOSODA, Ayumi AOKI, Taigo KASHIWABARA
  • COMPOSITION FOR PREVENTING, IMPROVING, OR ALLEVIATING MENSTRUAL SYMPTOMS
    Publication number: 20230389591
    Abstract: At least one kind of herbal medicine selected from the group consisting of: Component (1): Longan aril, common fenugreek seed, Lycium fruit, songaria cynomorium herb, black sesame, Dipsacus japonicus root, Drynaria herb, flatstem milkvetch seed, black bean, stink-bug, sea horse and donkey glue. Component (2): Ligustrum fruit, oyster shell, yerbadetajo herb, mulberry fruit, cassia seed, mentha herb, mulberry leaf, gardenia fruit, green tea leaf, tangle weed, Chrysanthemum indicum L., Oldenlandia herbacea, plantago seed, plantago herb, wheat seed, feather cockscomb seed, chrysanthemum flower, dandelion herb, Isatis tinctoria L., barbated skullcup herb, snowbellleaf tickclover herb, turmeric, garden burnet root, and Crocus sativus. Component (3): Curcuma rhizome, Suberect spatholobus stem, wild turmeric, Sparganium rhizome, Luffa aegyptica Mill.
    Type: Application
    Filed: October 20, 2021
    Publication date: December 7, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsunori SASAKI, Keiko HIRANO, Takamitsu YOSHIDA, Susumu MAEDA, Yuki KITAMAKI, Yota SHIMATO, Mari YANASE
  • Method for producing hypophysis precursor tissue
    Patent number: 11834672
    Abstract: The present invention provides a method of obtaining aggregates containing a rostral hypothalamus tissue and a rostral head ectodermal tissue, a hypophysis precursor tissue and a hypophysis hormone producing cell, by using a serum-free medium (preferably substantially free of growth factor and insulins), forming homogeneous aggregates of stem cells from pluripotent stem cells such as ES cell and the like, which are plated at a high cell concentration, and subjecting the formed aggregates to floating-culture.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: December 5, 2023
    Assignees: RIKEN, Sumitomo Chemical Company, Limited
    Inventors: Yoshiki Sasai, Hidetaka Suga
  • Plant disease control composition and plant disease control method
    Patent number: 11832615
    Abstract: A composition for controlling plant diseases comprising Paecilomyces fumosoroseus, and one or more nematicidal active ingredients selected from specific groups has an excellent controlling effect on plant diseases.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: December 5, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Ryo Ishikawa, Shinji Isayama
  • CONJUGATED DIENE POLYMER, RUBBER COMPOSITION, CROSSLINKED RUBBER PRODUCT, AND TIRE
    Publication number: 20230374182
    Abstract: A conjugated diene polymer containing at least conjugated diene monomer units, wherein the conjugated diene polymer has a molecular weight distribution curve obtained by GPC measurement where three or more peaks are present, and the peak top molecular weight of a finally detected peak (Z) is 80000 to 250000, and a polymer chain corresponding to a maximum peak (L) has a degree of adsorption onto silica of less than 40% where in the molecular weight distribution curve, the last detected peak in the GPC measurement is defined as the finally detected peak (Z), and a peak having the largest peak area among peaks excluding the finally detected peak (Z) is defined as the maximum peak (L).
    Type: Application
    Filed: October 7, 2021
    Publication date: November 23, 2023
    Applicants: ZS ELASTOMERS CO., LTD., SUMITOMO CHEMICAL COMPANY, LIMITED, ZEON CORPORATION
    Inventors: Masahide SAKADA, Keita NISHIZAWA, Keita OHNO
  • Defect measurement device, defect measurement method, and inspection probe
    Patent number: 11821870
    Abstract: An inspection probe (100) includes a Hall element (3) which detects the density of magnetic flux flowing in a magnetic circuit formed by a yoke (1), a magnet (2), and a magnetic pipe (P). A second outer circumferential surface (12a) of the yoke (1) is arranged to be located closer to the magnetic pipe (P) than a first outer circumferential surface (11a) of the yoke (1) is to the magnetic pipe (P).
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Toyokazu Tada, Hidehiko Suetsugu
  • Salt, acid generator, resist composition and method for producing resist pattern
    Patent number: 11820735
    Abstract: Described are a salt and a resist composition capable of producing a resist pattern with satisfactory line edge roughness (LER). The salt is represented by formula (I): In formula (I), R1, R2, R3, R4 and R5 each independently represent a halogen atom or a perfluoroalkyl group having 1 to 6 carbon atoms, R6, R7 and R8 each independently represent a halogen atom, a hydroxy group, a fluorinated alkyl group having 1 to 6 carbon atoms or an alkyl group having 1 to 12 carbon atoms, and —CH2— included in the alkyl group may be replaced by —O— or —CO—, m5 represents an integer of 1 to 5, m6 represents an integer of 0 to 3, m7 represents an integer of 0 to 3, m8 represents an integer of 0 to 4, and AI? represents an organic anion.
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yukako Anryu, Koji Ichikawa
  • Salt, acid generator, resist composition and method for producing resist pattern
    Patent number: 11820736
    Abstract: Disclosed are a salt represented by formula (I), an acid generator, and a resist composition including the same: wherein R1, R2 and R3 each represent a hydroxy group, *—O—R10, *—O—CO—O—R10, etc.; L10 represents an alkanediyl group; R10 represents an acid-labile group; R4, R5, R6, R7, R8 and R9 each represent a halogen atom, a haloalkyl group or a hydrocarbon group; A1, A2 and A3 each represent a hydrocarbon group which may have a substituent, and —CH2— included in the hydrocarbon group may be replaced by —O—, —CO—, —S— or —SO2—; m1 represents an integer of 1 to 5, m2, m3, m8 and m9 represent an integer of 0 to 5, m4 to m7 represent an integer of 0 to 4, 1?m1+m7?5, 0?m2+m8?5, 0?m3+m9?5; and AI? represents an organic anion.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsuhiro Komuro, Koji Ichikawa
  • Salt, acid generator, resist composition and method for producing resist pattern
    Patent number: 11822241
    Abstract: A salt represented by formula (I), an acid generator and a resist composition: wherein R1, R2 and R3 each represent a hydroxy group, —O—R10, —O—CO—O—R10 or —O-L1-CO—O—R10, L1 represents an alkanediyl group, R4, R5, R6, R7, R8 and R9 each represent a halogen atom, an alkyl fluoride group or a hydrocarbon group, R10 represents an acid-labile group, X1, X2 and X3 each independently represent an oxygen atom or a sulfur atom, m1 is an integer of 1 to 5, m2, m3, m8 and m9 represent an integer of 0 to 5, m4, m5, m6 and m7 represent an integer of 0 to 4, in which 1?m1+m7?5, 0?m2+m8?5, 0?m3+m9?5, and AI? represents an organic anion.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsuhiro Komuro, Takashi Nakakoji, Koji Ichikawa
  • Uracil compound and use thereof
    Patent number: 11820755
    Abstract: A compound represented by formula (A) has excellent control efficacy against plant diseases.
    Type: Grant
    Filed: July 4, 2019
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Tatsuya Toriumi
  • Touch sensor panel and optical laminate
    Patent number: 11822179
    Abstract: A touch sensor panel includes a base layer, a touch sensor layer, and a first insulating layer in this order. The touch sensor layer includes a patterned conductive layer. A water vapor transmission rate Pc of the base layer at a temperature of 40° C. and a humidity of 90% RH is not higher than 900 g/(m2•24 hr). A water vapor transmission rate Pa of the first insulating layer at a temperature of 40° C. and a humidity of 90% RH is not higher than 900 g/(m2•24 hr).
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: November 21, 2023
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byunghoon Song, Wonkyu Jung
  • Method for controlling pests of farm crops
    Patent number: 11819024
    Abstract: A herbicidal composition including 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 and a herbicide selected from the group consisting of bicyclopyrone, mesotrione, tembotrione, isoxaflutole, pyrasulfotole, topramezone, and tolpyralate. A weight ratio of 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 to the herbicide is from 1:1 to 1:42.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: November 21, 2023
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Yoshinao Sada
  • Compound, resin, resist composition and method for producing resist pattern
    Patent number: 11822244
    Abstract: Disclosed are a compound represented by formula (I), a resin and a resist composition: wherein R1 represents an alkyl group having 1 to 6 carbon atoms which may have a halogen, hydrogen or halogen atom, R2 and R3 each independently represent a hydrogen atom or a hydrocarbon group having 1 to 12 carbon atoms, R4 represents a fluorine atom, an alkyl fluoride group having 1 to 6 carbon atoms or an alkyl group having 1 to 12 carbon atoms, and —CH2— included in the alkyl fluoride group and the alkyl group may be replaced by —O— or —CO—, R5 represents a hydrogen atom, an alkylcarbonyl group having 2 to 6 carbon atoms or an acid-labile group, m2 represents an integer of 1 to 4, m4 represents an integer of 0 to 3, and m5 represents 1 or 2, in which 2?m2+m4+m5?5.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: November 21, 2023
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tatsuro Masuyama, Takuya Nakagawa, Koji Ichikawa
  • VULCANIZED RUBBER COMPOSITION AND TIRE
    Publication number: 20230365790
    Abstract: A vulcanized rubber composition according to one aspect of the present invention comprises a rubber component containing a diene-based rubber and a filler containing silica, and a total of an amount of monosulfide crosslinks and an amount of carbon-carbon crosslinks is 30% to 55% based on an amount of total crosslinks of the vulcanized rubber composition.
    Type: Application
    Filed: September 24, 2021
    Publication date: November 16, 2023
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Natsuyo KAMIMOTO, Wakaba URANO
  • CONJUGATED-DIENE-BASED POLYMER, RUBBER COMPOSITION, CROSS-LINKED RUBBER OBJECT, AND TIRE
    Publication number: 20230365728
    Abstract: A conjugated diene polymer containing at least conjugated diene monomer units, wherein the conjugated diene polymer contains 95 weight ppm or more of silicon and has an ionic strength index of 75% or less.
    Type: Application
    Filed: October 7, 2021
    Publication date: November 16, 2023
    Applicants: ZS ELASTOMERS CO., LTD., SUMITOMO CHEMICAL COMPANY, LIMITED, ZEON CORPORATION
    Inventors: Keita OHNO, Sho KANESAKA, Yukari ICHIMIYA
  • COLORED COMPOSITION
    Publication number: 20230367049
    Abstract: The present invention addresses the problem of providing a colored composition capable of forming a color filter having excellent UV ashing resistance. This problem is solved by a colored composition comprising an alkali soluble resin and a colorant containing a compound represented by formula (I): wherein L1 represents a group represented by formula (ph1), A represents a group represented by formula (ia), and B represents a group represented by formula (ib).
    Type: Application
    Filed: September 22, 2021
    Publication date: November 16, 2023
    Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, DONGWOO FINE-CHEM CO., LTD., Sumika Technology Co., Ltd.
    Inventors: Hitomi MANABE, Yu TAKAISHI, Sho TSUJIUCHI, Manabu TOGAI