Patents Assigned to Sumitomo Chemical Company, Limited
  • Patent number: 11447628
    Abstract: A liquid-crystalline resin composition is provided, containing: a liquid-crystalline resin; and a fibrous filler formed of crystalline polysaccharides, in which a 5% weight loss temperature of the fibrous filler is 280° C. or higher.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: September 20, 2022
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Keisuke Yamanishi
  • Publication number: 20220289944
    Abstract: A colored resin composition containing a colorant, a resin, and a solvent, wherein a transmittance when a film having a film thickness of 1 ?m is formed satisfies the following conditions: (1) a maximum value of the transmittance in a wavelength range of 400 to 800 nm is 30% or less; and (2) a minimum value of the transmittance in a wavelength range of 1,050 to 1,300 nm is 90% or more, and a colored resin composition containing a colorant, a resin, and a solvent, wherein a transmittance when a film having a film thickness of 1 ?m is formed satisfies the following conditions: (1) a maximum value of the transmittance in a wavelength range of 400 to 800 nm is 30% or less; and (2) a minimum value of the transmittance in a wavelength range of 1,050 to 1,300 nm is 90% or more.
    Type: Application
    Filed: September 30, 2020
    Publication date: September 15, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsuharu INOUE, Tetsuo AKASAKA, Takuma AOKI
  • Publication number: 20220291583
    Abstract: Provided are a salt capable of producing a resist pattern with satisfactory line edge roughness (LER), an acid generator, and a resist composition. Disclosed are a salt represented by formula (I), an acid generator, and a resist composition comprising the same: wherein, in formula (I), R4, R3, 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, etc.; m1 represents an integer of 1 to 5, m2, m3, m4, m5, m6, m8 and m9 represent an integer of 0 to 5, and m7 represents 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: Application
    Filed: February 9, 2022
    Publication date: September 15, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsuhiro KOMURO, Jun OGUMA, Koji ICHIKAWA
  • Patent number: 11439147
    Abstract: Provided is a compound represented by formula (1): The compound represented by formula (1) has an excellent efficacy for controlling weeds, and is thus useful as an active ingredient for an agent for controlling weeds.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: September 13, 2022
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Jun Ohshita
  • Publication number: 20220279789
    Abstract: The present invention can provide a method having superior safety for protecting determinate soybean from damage by a plant pathogen. The method includes a step of applying mefentrifluconazole to foliage of determinate soybean, seeds of determinate soybean or a soil of the cultivation area of determinate soybean, wherein the application rate of mefentrifluconazole is 20 to 500 g per hectare of cultivation area.
    Type: Application
    Filed: May 19, 2022
    Publication date: September 8, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Yoshinao SADA
  • Patent number: 11437618
    Abstract: A positive electrode active material for lithium secondary batteries which is able to doped/undoped with lithium ions and contains at least Ni, in which a ratio P/Q (atom %/mass %) of a concentration P (atom %) of sulfur atoms being present in a surface of the positive electrode active material to a concentration Q (mass %) of sulfuric acid radicals being present in the whole positive electrode active material is more than 0.8 and less than 5.0, and the Q (mass %) is 0.01 or more and 2.0 or less.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: September 6, 2022
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, TANAKA CHEMICAL CORPORATION
    Inventors: Takashi Arimura, Jun-ichi Kageura, Kenji Takamori, Kimiyasu Nakao, Daisuke Yamashita, Yusuke Maeda
  • Publication number: 20220274052
    Abstract: An acidic gas separation membrane is selectively permeable to an acidic gas, and includes a first porous layer and a resin composition layer formed on the first porous layer with use of a resin composition. The resin composition contains a modified polyamine obtained by introducing at least one of an acidic dissociable group and a salt thereof into a polyamine. The acidic dissociable group is at least one selected from the group consisting of a carboxy group, a sulfonic acid group, an oxysulfonic acid group, a phosphoric acid group, and an oxyphosphoric acid group. The polyamine is at least one selected from the group consisting of polyethyleneimine, polyallylamine, and polyvinylamine.
    Type: Application
    Filed: August 4, 2020
    Publication date: September 1, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Taigo KASHIWABARA, Kosuke MAKIGUCHI, Ayumi AOKI, Tatsuhiko ADACHI, Hiroaki KUWABARA
  • Publication number: 20220274915
    Abstract: The present specification discloses a method for producing an isocyanate compound. The invention relates to a method for producing the compound represented by formula (2), wherein the compound represented by formula (1) or a salt thereof is mixed with phosgene(s) under a condition such that the pH of the aqueous layer is 1 or less, in the presence of a water-immiscible solvent and water.
    Type: Application
    Filed: August 21, 2020
    Publication date: September 1, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Hirohisa NITTA, Yuta NAGASHIMA, Hiroki MARUYAMA
  • Publication number: 20220272977
    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: Application
    Filed: May 17, 2022
    Publication date: September 1, 2022
    Applicant: Sumitomo Chemical Company, Limited
    Inventor: Yoshinao SADA
  • Patent number: 11429025
    Abstract: A salt represented by formula (I), a quencher, and a resist composition including the same: wherein R1, R2, R3 and R4 each represent a halogen atom, an alkyl fluoride group having 1 to 6 carbon atoms or a hydrocarbon group having 1 to 18 carbon atoms, —CH2— included in the hydrocarbon group may be replaced by —O— or —CO—; and m1, m2, m3 and m4 represent an integer of 0 to 4. When m1 is 2 or more, a plurality of R1 may be the same or different from each other. When m2 is 2 or more, a plurality of R2 may be the same or different from each other. When m3 is 2 or more, a plurality of R3 may be the same or different from each other. When m4 is 2 or more, a plurality of R4 may be the same or different from each other.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: August 30, 2022
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsuhiro Komuro, Yuki Takahashi, Koji Ichikawa
  • Publication number: 20220264882
    Abstract: A method of controlling a weed including applying trifludimoxazin and glyphosate potassium salt to the weed or a habitat of the weed, wherein an application rate of trifludimoxazin is approximately 6.25 to 12.5 g per 10000 m2 and an application rate of glyphosate potassium salt is approximately 1540 g per 10000 m2.
    Type: Application
    Filed: May 4, 2022
    Publication date: August 25, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yoshinao SADA, Yoshinobu JIN
  • Publication number: 20220265751
    Abstract: The problem to be solved by this invention is to provide a composition for inhibiting nerve cell injury caused by A?. This problem is solved by a composition for inhibiting nerve cell injury caused by A?, comprising a Kampo extract that contains a glycyrrhiza extract.
    Type: Application
    Filed: August 7, 2020
    Publication date: August 25, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Katsunori SASAKI, Kumiko KOBAYASHI, Kiyoshi HIGASHI
  • Publication number: 20220267569
    Abstract: The present invention includes a mixed composition of an organosilicon compound (A) represented by formula (a1), an organosilicon compound (B) represented by formula (b1) and a curing inhibitor (C), and a mixed composition of the organosilicon compound (A) represented by formula (a1), the organosilicon compound (B) represented by formula (b1), the curing inhibitor (C) and water (D).
    Type: Application
    Filed: June 11, 2020
    Publication date: August 25, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yasuharu SHIMAZAKI, Michiru UEHARA, Tomonori MIYAMOTO
  • Patent number: 11424410
    Abstract: A light emitting device having an anode, a cathode, a first organic layer and a second organic layer disposed between the anode and the cathode is provided.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: August 23, 2022
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Toshiaki Sasada, Ryuji Matsumoto, Tomoyasu Yoshida
  • Patent number: 11420930
    Abstract: A composition useful for the production of a light emitting device showing suppressed initial degradation, and a light emitting device formed by using the composition are provided. The composition contains a blended host material and a guest material, in which the host material contains an aromatic compound having a condensed ring skeleton in which only three or more benzene rings are condensed, the guest material contains an aromatic amine compound, and the total amount of a silicon atom contained in the host material and a silicon atom contained in the guest material is 20 ppm by mass or less with respect to the total amount of the host material and the guest material.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: August 23, 2022
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Toshiaki Sasada, Ryuji Matsumoto
  • Publication number: 20220259499
    Abstract: The present disclosure relates to a laminated structure comprising a film comprising a light-emitting perovskite compound, a first substrate, and a second substrate, in which the film is positioned between the first substrate and the second substrate.
    Type: Application
    Filed: February 1, 2022
    Publication date: August 18, 2022
    Applicant: Sumitomo Chemical Company, Limited
    Inventors: Shota Naito, Yoshiaki Sakatani
  • Publication number: 20220256844
    Abstract: The present invention provides a compound represented by formula (I) [wherein L represents an oxygen atom or CH2, E represents a C2-C10 chain hydrocarbon group or the like, R1 represents a C1-C3 chain hydrocarbon group or the like, R2 represents a C1-C3 chain hydrocarbon group or the like, and n is 0, 1, 2 or 3.] or its N oxide or agriculturally acceptable salt, which is a compound that have excellent pests controlling effects.
    Type: Application
    Filed: June 26, 2020
    Publication date: August 18, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Hiroto TAMASHIMA
  • Publication number: 20220260516
    Abstract: An electrochemical sensor unit including: a working electrode; and a counter electrode, wherein the working electrode includes a diamond film which generates a redox reaction on a surface when a voltage is applied between the working electrode and the counter electrode, and a support which is formed of a material different from diamond and supports the diamond film, when the working electrode is viewed laterally, in the support, a width of a surface opposite to a surface in contact with the diamond film is smaller than a width of the diamond film, and a liquid test sample is supplied to the working electrode from the diamond film side.
    Type: Application
    Filed: July 15, 2020
    Publication date: August 18, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Kaori KURIHARA, Yohei OTOKI, Fumimasa HORIKIRI
  • Patent number: 11417879
    Abstract: The present invention relates to a positive electrode active material for a lithium secondary battery, including a lithium composite metal oxide in a form of secondary particles formed by aggregation of primary particles, wherein the secondary particles have voids in interior thereof and a number of the voids with cross section thereof present per 1 ?m2 of cross section of the secondary particles is 0.3 or more and 15 or less.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: August 16, 2022
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, TANAKA CHEMICAL CORPORATION
    Inventors: Kenji Takamori, Takashi Arimura, Yasutaka Iida
  • Patent number: 11415545
    Abstract: A gas sensor system (100) comprising at least one first field effect transistor (200) comprising first source and drain electrodes and at least one second field effect transistor (300) comprising second source and drain electrodes different from the first source and drain electrodes. Different responses of the first and second FETs to gases in an environment may be used to differentiate between the gases, for example to differentiate between 1-methylcyclopropene and ethylene in locations where fruit is stored.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: August 16, 2022
    Assignee: Sumitomo Chemical Company Limited
    Inventors: Christopher Newsome, Nicholas Dartnell, Simon Goddard