Patents Assigned to Sumitomo Chemical Company, Limited
  • Publication number: 20240132778
    Abstract: A phosphor including a crystal phase of an aluminate compound containing a metal element M constituting a luminescent center ion and aluminum, in which the crystal phase contains crystallites, and an average size of the crystallites is 2 to 100 ?m.
    Type: Application
    Filed: January 26, 2022
    Publication date: April 25, 2024
    Applicant: Sumitomo Chemical Company, Limited
    Inventors: Takashi ARIMURA, Masaki KANNAMI, Shota NAITO, Kentaro IWASAKI, Shinichi SASAKI
  • Patent number: 11967617
    Abstract: A nitride semiconductor substrate including a group III nitride semiconductor crystal and having a main surface, wherein a low index crystal plane is (0001) plane curved in a concave spherical shape to the main surface, and the off-angle (?m, ?a) at a position (x, y) in the main surface approximated by x representing a coordinate in a direction along <1-100> axis, y is a coordinate in a direction along <11-20> axis, (0, 0) represents a coordinate (x, y) of the center, ?m represents a direction component along <1-100> axis in an off-angle of <0001> axis with respect to a normal, ?a represents a direction component along <11-20> axis in the off-angle, (M1, A1) represents a rate of change in the off-angle (?m, ?a) with respect to the position (x, y) in the main surface, and (M2, A2) represents the off-angle (?m, ?a) at the center.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: April 23, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Fumimasa Horikiri, Takehiro Yoshida
  • Patent number: 11968885
    Abstract: An organic photodetector including an electron blocking layer, where the electron blocking layer prevents and/or reduces dark current by preventing electrons traveling from the organic photodetector's anode to the organic photodetector's photoactive layer during dark, photon-less conditions. The electron blocking layer is formed from a compound having the formula: [M]a+[X]a— (General Formula (I)) where: M is a metal; X is CN, SCN, Se CN or TeCN; and a is at least 1.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: April 23, 2024
    Assignee: Sumitomo Chemical Company Limited
    Inventors: Nir Yaacobi-Gross, Michael Mellor, Ken Ominiabohs
  • Patent number: 11958783
    Abstract: A composition including a binder and a variable thermal conductivity material satisfying a conditional expression 1, wherein a content of the variable thermal conductivity material is from 300 parts by weight to 10,000 parts by weight with respect to a content of 100 parts by weight of the binder: ?max/?25?1.2??[conditional expression 1] (wherein, ?25 represents a thermal conductivity at 25° C., and ?max represents the maximum value of a thermal conductivity at 200° C. or 500° C.).
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: April 16, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Satoshi Shimano, Atsunori Doi, Fumio Tamura
  • Patent number: 11961995
    Abstract: A lithium metal composite oxide powder, which comprises primary particles and secondary particles that are aggregates of the primary particles, and has an ?-NaFeO2 type crystal structure, wherein a half width (A) of a diffraction peak in a range of 2?=18.7±1° in a powder X-ray diffraction measurement for the lithium metal composite oxide powder using CuK? ray is 0.135° or more and 0.165° or less, and a c-axis lattice constant of the ?-NaFeO2 type crystal structure is 14.178 ? or more and 14.235 ? or less.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: April 16, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Jun-ichi Kageura, Daisuke Nagao
  • Publication number: 20240114909
    Abstract: The present invention provides a method for controlling a soybean rust fungus having an amino acid substitution of F129L on mitochondrial cytochrome b protein, by applying a compound represented by formula (I) [wherein Q represents a group represented by the following Q1, Q2, Q3, Q4 or Q5 (in the formulae, • represents a binding site to benzene ring); X represents an oxygen atom or NH; L represents CH2, an oxygen atom or NCH3; E represents a C6-C10 aryl group, etc.; R1 represents a C1-C3 chain hydrocarbon group or a cyclopropyl group, etc.; R2 represents a C1-C3 chain hydrocarbon group or a cyclopropyl group, etc.; R3 represents a C1-C3 alkoxy group or a C1-C3 chain hydrocarbon group, etc.; and n is 0, 1, 2, or 3] or its N oxide or an agriculturally acceptable salt thereof.
    Type: Application
    Filed: November 15, 2023
    Publication date: April 11, 2024
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Yuichi MATSUZAKI, Hidekatsu TOBITA, Hiroto TAMASHIMA, Yuko SEMBA
  • Publication number: 20240114926
    Abstract: A feed for livestock is provided that shows excellent weight gain and improved feed efficiency. A feed additive composition and a feed for livestock comprising abscisic acid and/or a salt thereof and glutamic acid; a method of feeding livestock, a method of improving the weight gain of livestock, and a method of increasing the feed efficiency in livestock, comprising letting livestock to take said feed; and a use of the feed for livestock for improving the weight gain of livestock, and a use of the feed for increasing the feed efficiency in livestock.
    Type: Application
    Filed: December 15, 2021
    Publication date: April 11, 2024
    Applicant: Sumitomo Chemical Company, Limited
    Inventors: Hiroshi Kojo, Tsuyoshi Tonoue, Kaori Ikari
  • Publication number: 20240116977
    Abstract: The present invention provides an efficient process for preparing a nucleic acid oligomer, in particular, a process for deprotecting efficiently a protecting group of hydroxy group of a ribose in a nucleic acid oligomer. Specifically, the present invention also provides a process for preparing a nucleic acid oligomer represented by formula (4), which comprises contacting a nucleic acid oligomer represented by formula (3) with a fluoride ion under an atmosphere of an inert gas or inert gases containing 15% or less of oxygen concentration (wherein the definitions of each groups described in formula (3) and formula (4) are the same as defined in the Description).
    Type: Application
    Filed: August 25, 2020
    Publication date: April 11, 2024
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Takuya MIYAGAWA, Hideki OKUMURA
  • Publication number: 20240108005
    Abstract: Provided is a pesticidal composition comprising a compound represented by the formula (I), a herbicidal active salt, an organic solvent having a water solubility at 25° C. of 10 mass % or less, a surfactant and water, wherein a weight ratio between the compound represented by the formula (I) and the surfactant is 1:10 or more and 1:50 or less.
    Type: Application
    Filed: November 30, 2021
    Publication date: April 4, 2024
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Takuya TANAKA
  • Patent number: 11947257
    Abstract: A salt represented by formula (I) and a resist composition including the salt are described. wherein, in formula (I), Q1 and Q2 each independently represent a fluorine atom or the like, R1 and R2 each independently represent a hydrogen atom or the like, Z represents an integer of 0 to 6, X1 represents *—CO—O—, *—O—CO—, *—O—CO—O— or *—O—, L1 represents a single bond or an alkanediyl group having 1 to 6 carbon atoms, A1 represents a divalent cyclic hydrocarbon group having 3 to 36 carbon atoms which may have a substituent, L2 represents a single bond, a carbonyl group or an alkanediyl group having 1 to 6 carbon atoms, A2 represents a divalent saturated hydrocarbon group having 1 to 24 carbon atoms which may have a substituent, R3, R4 and R5 each independently represent a saturated hydrocarbon group having 1 to 6 carbon atoms, and Z+ represents an organic cation.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: April 2, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tatsuro Masuyama, Satoshi Yamaguchi, Koji Ichikawa
  • Patent number: 11949101
    Abstract: Provided are a lithium composite metal compound having excellent cycle characteristics in the case of being used as battery materials, a positive electrode active material for a lithium secondary battery using the same, a positive electrode using the same, and a lithium secondary battery using the same. The lithium composite metal compound is represented by Composition Formula (I), in which physical property values of pores that are obtained from measurement of nitrogen adsorption and desorption isotherms at a liquid nitrogen temperature satisfy requirements (1) and (2).
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: April 2, 2024
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, TANAKA CHEMICAL CORPORATION
    Inventors: Masashi Inoue, Yusuke Maeda
  • Patent number: 11946874
    Abstract: There is provided a method for producing a nitride semiconductor laminate in which a thin film is homoepitaxially grown on a substrate comprising group III nitride semiconductor crystals, the method including: homoepitaxially growing a thin film on a substrate, using the substrate in which a dislocation density on its main surface is 5×106 pieces/cm2 or less, a concentration of oxygen therein is less than 1×1017 at·cm?3, and a concentration of impurities therein other than n-type impurity is less than 1×1017 at ·cm?3; and inspecting a film quality of the thin film formed on the substrate, wherein in the inspection of the film quality, the film quality of the thin film is inspected by detecting a deviation of an amount of reflected light at a predetermined wavenumber determined in a range of 1,600 cm?1 or more and 1,700 cm?1 or less in a reflection spectrum obtained by irradiating the thin film on the substrate with infrared light, from an amount of reflected light at the predetermined wavenumber determined ac
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: April 2, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Fumimasa Horikiri
  • Publication number: 20240101895
    Abstract: A method for producing a phosphor having a core-shell structure that includes: a core part formed of a crystal phase of an inorganic compound containing a metal element M constituting a luminescent center ion and aluminum; and a shell part containing at least one element selected from the group consisting of boron and silicon and formed on at least a portion of a surface of the core part, the method including: mixing a raw material of the crystal phase and a raw material of the shell part; and heating the obtained mixture at a temperature at which the raw material of the shell part is liquefied, but a host crystal of a phosphor to be obtained is maintained, in which the raw material of the crystal phase contains a raw material compound having D50 in a particle diameter distribution of 0.2 to 90 ?m and containing aluminum.
    Type: Application
    Filed: January 26, 2022
    Publication date: March 28, 2024
    Applicant: Sumitomo Chemical Company, Limited
    Inventors: Masaki KANNAMI, Takashi ARIMURA, Shota NAITO, Kentaro IWASAKI, Shinichi SASAKI
  • Patent number: 11939449
    Abstract: A liquid crystal polyester composition is provided, containing a liquid crystal polyester and a plate-like inorganic filler, in which a ratio (D50/D50*) of median diameters of the plate-like inorganic filler is 3.0 to 6.0. The D50 is a median diameter of the plate-like inorganic filler measured by a laser diffraction method. The D50* is a median diameter of the plate-like inorganic filler measured by a centrifugal sedimentation method.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: March 26, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Atsushi Hirakawa
  • Publication number: 20240090500
    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-pyridyloxylacetate 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-pyridyloxylacetate to the herbicide is from 1:1 to 1:42.
    Type: Application
    Filed: October 11, 2023
    Publication date: March 21, 2024
    Applicant: Sumitomo Chemical Company, Limited
    Inventor: Yoshinao SADA
  • Publication number: 20240099143
    Abstract: There is provided a piezoelectric stack including: a substrate (1); a bottom electrode film (2) on the substrate; a piezoelectric film (3) on the bottom electrode film, having a planar area smaller than a planar area of the bottom electrode film; a top electrode film (4) on the piezoelectric film; and an insulating film (5) provided from the top electrode film to the bottom electrode film and covering at least a part of a side surface of the piezoelectric film, wherein the insulating film has a slope (9a) filling a step between a top surface of the top electrode film and a top surface of the bottom electrode film, and the slope has a shape alleviating the step.
    Type: Application
    Filed: January 12, 2022
    Publication date: March 21, 2024
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Toshiaki KURODA, Kenji SHIBATA, Kazutoshi WATANABE, Takeshi KIMURA
  • Patent number: 11932548
    Abstract: A method for manufacturing a lithium hydroxide powder includes a pulverizing step of pulverizing coarse particles of lithium hydroxide to obtain lithium hydroxide powder; and a carbonation-suppressing step of storing the lithium hydroxide powder in an airtight container in an atmosphere satisfying requirements (1) and (2). (1) A partial pressure of carbon dioxide gas is 100 Pa or less with respect to a total amount of gas present in the airtight container. (2) A relative humidity in the airtight container is 60% or less.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: March 19, 2024
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, TANAKA CHEMICAL CORPORATION
    Inventors: Kenji Gouda, Keiichiro Suzuki, Jun-ichi Kageura
  • Patent number: 11932710
    Abstract: A method for drying polyolefin-containing particles includes a drying step of supplying polyolefin-containing particles to a drying container, supplying a drying gas to the drying container, and drying the polyolefin-containing particles in the drying container. In the drying step, a numerical value determined by the following formula (a) is 441 or more and 600 or less. 38.0×[?]CXIS[dL/g]?0.500×CXIS content[% by mass]+1.20×particle temperature during drying[K]+3.
    Type: Grant
    Filed: August 25, 2022
    Date of Patent: March 19, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Masato Suzue, Satoshi Itoguchi, Shohei Fukuhara
  • Patent number: 11932731
    Abstract: An aromatic polysulfone resin produced by the polycondensation of 4,4?-dihydroxydiphenylsulfone represented by chemical formula (S1) shown below and 2-(4-(4-hydroxyphenylsuIfonyl)phenoxy)-5-(4-hydroxyphenylsulfonyl)phenol represented by chemical formula (S2) shown below with 4,4?-dichlorodiphenylsulfone represented by chemical formula (S3) shown below. wherein hydrogen atoms in phenylene groups in formula (S1), formula (S2) and formula (S3) may be each independently substituted with an alkyl group, an aryl group or a halogen atom.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: March 19, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Yusaku Kohinata
  • Patent number: 11932623
    Abstract: A compound represented by the following formula (A) has excellent control efficacy against weeds, and shows high safety against useful plants.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: March 19, 2024
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventor: Toshiyuki Kiji