Patents Examined by Jaison P Thomas
  • Patent number: 12171062
    Abstract: Objects of the present invention are to provide an electrically conductive adhesive which is capable of suppressing a rise in an electric resistance value of a joining part between an electronic component and a substrate under high temperature and high humidity while a specific resistance value is suppressed to be low; an electronic circuit using such electrically conductive adhesive; and a method for manufacturing such electronic circuit. According to the present invention, provided is the electrically conductive adhesive which includes an electrically conductive filler, a surface of the electrically conductive filler being a coating layer including silver, a compounded amount of the electrically conductive filler being 29.0 vol. % to 63.0 vol. % with respect to the electrically conductive adhesive, a compounded amount of the silver being 3.5 vol. % to 7.0 vol. % with respect to the electrically conductive adhesive.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: December 17, 2024
    Assignee: TOYO ALUMINUM KABUSHIKI KAISHA
    Inventors: Toshio Nakatani, Hideaki Minamiyama
  • Patent number: 12167682
    Abstract: A composition for manufacturing an organic electronic device includes at least three organic functional materials H1, H2, and H3, and at least one organic solvent. The organic functional materials H1 and H2 can form a type II semiconductor heterojunction structure. A LUMO value of the organic functional material H3 is greater than or equal to that of the organic functional materials H1 and H2, and a HOMO value thereof is less than or equal to that of the organic functional materials H1 and H2.
    Type: Grant
    Filed: September 15, 2020
    Date of Patent: December 10, 2024
    Assignee: Guangzhou Chinaray Optoelectronic Materials Ltd.
    Inventors: Jiahui Tan, Yusheng Chen, Junyou Pan
  • Patent number: 12163074
    Abstract: To improve the emission efficiency, the driving voltage and the lifetime of an organic light-emitting device using a delayed fluorescent material. A host material for a delayed fluorescent material, containing a compound represented by the following general formula: R1 to R5 each are a substituent not containing a cyano group, n1 to n5 each are 0 to 4, Ar is a monocyclic arylene group or a monocyclic heteroarylene group.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: December 10, 2024
    Assignee: KYULUX, INC.
    Inventor: Hiroaki Ozawa
  • Patent number: 12144253
    Abstract: The present invention relates to a compound having the formula (I); and an organic semiconducting layer, an organic electronic device, a display device and a lighting device comprising the same.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: November 12, 2024
    Assignee: Novaled GmbH
    Inventors: Elena Galán García, Johannes Scholz, Benjamin Schulze, Jens Wutke, Quan Chen, Steffen Runge
  • Patent number: 12127473
    Abstract: The present invention relates to indane derivatives of the formula (I) and mixtures thereof, wherein X is selected from groups of the formulae -A-NH2 or -A-(NAr2), wherein A is a chemical bond or phenylene which is unsubstituted or substituted by 1, 2, 3 or 4 substituents selected from C1-C6 alkyl and C1-C6-alkoxy; Ar is unsubstituted or substituted aryl, wherein two groups Ar bound to the same nitrogen atom may together with the nitrogen atom also form a fused ring system having 3 or more than 3 unsubstituted or substituted rings; and the variables RA, RB, Y, k, I, m, p, q and r are as defined in the claims and the description. The invention further relates to methods for preparing such compounds and their use in organic electronics, in particular as hole transport material or electron blocking material.
    Type: Grant
    Filed: November 8, 2019
    Date of Patent: October 22, 2024
    Assignee: Dottikon ES Holding AG
    Inventors: Sascha Dorok, Marcus Papmeyer, Carsten Fleck, Thorsten Beck, Stephan Kirschbaum, Yves Aeschi
  • Patent number: 12116316
    Abstract: A curable binder composition includes: a) at least one organic binder selected from the group made of a1) epoxy resins and curing agents for epoxy resins and a2) polyisocyanates and polyols, and b) at least 50% by weight of slag based on 100% by weight of the binder composition.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: October 15, 2024
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Steffen Kelch, Tim Mamie, Thomas Moser, Ulf Velten, Fabio Würmli
  • Patent number: 12116513
    Abstract: An adhesion/peeling method according to an embodiment includes adhering a first surface side of an electrically peelable adhesive sheet to a predetermined position of a fixation target object, wherein the electrically peelable adhesive sheet is formed of an electro-peeling adhesive having adhesiveness on the first surface side and a second surface side thereof, and the adhesiveness of the electro-peeling adhesive is lowered due to an input of a voltage; adhering a first electrode of an adherend including the first electrode formed of a conductor to the second surface side of the electrically peelable adhesive sheet; containing a liquid at the predetermined position of the fixation target object to temporarily form a second electrode with conductivity on a surface of the fixation target object; and inputting a predetermined voltage between the first electrode and the second electrode to peel of the electrically peelable adhesive sheet from the fixation target object.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: October 15, 2024
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Takashi Usui, Tetsuya Kugimiya, Kazuo Watabe, Keisuke Ueno, Hidefumi Takamine, Junko Hirokawa, Yongfang Li, Yuki Ueda
  • Patent number: 12091340
    Abstract: The present disclosure relates to the technical field of microbial electrochemical technology, in particular to a graphene-magnetite conductive skeleton electrode, a preparation method and application thereof, and a method for treating petrochemical wastewater. In the present disclosure, the surface roughness of the graphite rod electrode can be increased by the conductive skeleton modified on the surface of the graphite rod electrode, which is beneficial to the enrichment of microorganisms. The increase in the load of microorganisms will mean the amount of electroactive microorganisms will also increase, which will further improve the electron transfer ability, and because the material of the modified layer is a conductive material, it is also more conducive to the transfer of electrons; at the same time, the conductive skeleton modified on the surface of graphite rod electrode can also further enhance the transmission distance of electrons because of the skeleton constructed.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: September 17, 2024
    Assignee: Nankai University
    Inventors: Qixing Zhou, Ruixiang Li, Tian Li, Xiaolin Zhang
  • Patent number: 12082496
    Abstract: The present disclosure relates to a composition material for an organic electroluminescent device, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the composition material for an organic electroluminescent device of the present disclosure, it is possible to provide an organic electroluminescent device having high luminous efficiency and/or long lifespan characteristics.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: September 3, 2024
    Assignee: Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Bitnari Kim, Sang-Hee Cho, Hyo-Jung Lee, Ye-Jin Jeon, Hyun-Ju Kang, Su-Hyun Lee, Jeong-Eun Yang
  • Patent number: 12077674
    Abstract: Disclosed herein are ink compositions for making a conductive palladium structure. For example, the ink composition can comprise a palladium salt and a complex of a complexing agent and a short chain carboxylic acid or salt thereof. In some embodiments, a second or third metal salt is included in the compositions. Also disclosed herein are methods for making and using such conductive ink compositions.
    Type: Grant
    Filed: May 14, 2023
    Date of Patent: September 3, 2024
    Assignee: ELECTRONINKS INCORPORATED
    Inventor: Steven Brett Walker
  • Patent number: 12068087
    Abstract: The present disclosure provides polymeric compositions with balanced electrical and mechanical properties exhibiting reduced hysteresis comprising an electrically insulating polymeric material, a first carbon black material having a statistical thickness surface area (STSA) of below 70 m2/g and an oil absorption number (OAN) in the range from 70 to 150 mL/100 g, and a second carbon black material having a statistical thickness surface area (STSA) of at least 100 m2/g and an oil absorption number (OAN) of at least 150 mL/100 g, wherein both carbon black materials are included in an amount below its respective percolation threshold concentration, with the total amount of the first carbon black material and the second carbon black material being sufficient to render the polymeric composition antistatic or electrically conductive. The polymeric compositions exhibit balanced electrical and mechanical properties and a reduced hysteresis.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: August 20, 2024
    Assignees: ORION ENGINEERED CARBONS IP GMBH & CO. KG, ORION ENGINEERED CARBONS GMBH
    Inventors: Hauke Westenberg, Conny Vogler, Werner Niedermeier, Florian Diehl, Daniel Vorreiter
  • Patent number: 12057585
    Abstract: A conductive composition for a secondary battery, a slurry comprising the same, an electrode comprising the same and a method of preparing the conductive composition are provided. The conductive composition comprises a polymeric material, a carbon nanomaterial and an anionic stabilizing agent. The polymeric material comprises a copolymer comprising a structural unit derived from an acid group-containing monomer and a structural unit derived from a polar group-containing monomer. The conductive composition exhibits an improved stability and dispersibility in water. In addition, battery cells comprising a cathode prepared using the conductive composition disclosed herein exhibit impressive electrochemical performances.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: August 6, 2024
    Assignee: GRST International Limited
    Inventors: Kam Piu Ho, Yingkai Jiang, Xinying Sun
  • Patent number: 12052919
    Abstract: The present invention describes dibenzofuran derivatives substituted by electron-deficient heteroaryl groups, and electronic devices, especially organic electroluminescent devices, comprising these compounds as triplet matrix materials.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: July 30, 2024
    Assignee: Merck Patent GmbH
    Inventors: Rouven Linge, Amir Hossain Parham, Sebastian Meyer, Anna Hayer, Nils Koenen
  • Patent number: 12043720
    Abstract: A fibre-reinforced polymer composite comprising fibres bound within a solid polymer matrix, wherein at least some of the fibres are in contact with graphene, and wherein the composite changes electrical resistance when deformed.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: July 23, 2024
    Assignee: SWINBURNE UNIVERSITY OF TECHNOLOGY
    Inventors: Phillip Aitchison, Dennis Antiohos, Nishar Hameed, Mojdeh Reghat, Bronwyn Fox, Robert Bjekovic, Lachlan Hyde, Franz Konstantin Fuss, Yehuda Weizman, Adin Ming Tan
  • Patent number: 12043722
    Abstract: The present invention provides a conductive paste which leaves less fine undissolved matter when dissolved in an organic solvent and thus can be easily filtrated, which has excellent printability, and which can exhibit excellent surface smoothness after printing. Provided is a conductive paste used for forming an electrode of a multilayer ceramic capacitor, the conductive paste containing: a polyvinyl acetal resin; an organic solvent; and a conductive powder, the polyvinyl acetal resin having a wave number A (cm?1) of a peak within a range of 3,100 to 3,700 cm?1 in an IR absorption spectrum measured using an infrared spectrophotometer; and a hydroxy group content (mol %), the wavenumber A of the peak and the hydroxy group content satisfying relations of the following formulas (1) and (2): [(3,470?A)/Hydroxy group content]?5.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: July 23, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Hiroko Kobayashi, Kazuto Nakamura
  • Patent number: 12037288
    Abstract: The present invention relates to a curable binder composition comprising: a) at least one organic binder comprising a polyisocyanate and a polyol, and b) at least 50% by weight of a filler in the form of quartz and/or slag, based on 100% by weight of binder composition.
    Type: Grant
    Filed: May 28, 2020
    Date of Patent: July 16, 2024
    Assignee: SIKA TECHNOLOGY AG
    Inventors: Steffen Kelch, Tim Mamie, Rui Xu-Rabl
  • Patent number: 12006218
    Abstract: In one aspect, provided is a method for producing a semiconducting single-walled carbon nanotube dispersion. This method allows semiconducting single-walled carbon nanotubes to be separated from a single-walled carbon nanotube mixture containing semiconducting single-walled carbon nanotubes and metallic single-walled carbon nanotubes in an aqueous medium, and yet requires only an easily available separation agent and a simple operation. One aspect of the present disclosure relates to a method for producing a semiconducting single-walled carbon nanotube dispersion.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: June 11, 2024
    Assignee: KAO CORPORATION
    Inventor: Atsushi Hiraishi
  • Patent number: 11999648
    Abstract: Provided is a wavelength conversion member which is made of a phosphor powder dispersed in a glass matrix and has an excellent luminous efficiency. A wavelength conversion member is comprising: a phosphor powder dispersed in a glass matrix, wherein the glass matrix has a refractive index (nd) of 1.6 or more and a liquidus temperature of 1070° C. or below.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: June 4, 2024
    Assignee: NIPPON ELECTRIC GLASS CO., LTD.
    Inventors: Tadahito Furuyama, Shotaro Fukumoto
  • Patent number: 11999864
    Abstract: Described herein are molecular inks, methods for printing the molecular inks on flexible substrates, and methods for forming printed electronic elements, such as resistive heaters, force sensors, motion sensors, and devices that include these elements, such as force responsive conductive heaters. The methods include printing a molecular ink on a flexible substrate that is heated to 30° C. to 90° C. before and/or during the printing process and curing the substrate to produce a conductive pattern thereon. The molecular inks generally include a particle-fee metal-complex composition formulated from at least one metal complex and a solvent, and optionally, a conductive filler material, and/or surfactant.
    Type: Grant
    Filed: June 13, 2022
    Date of Patent: June 4, 2024
    Assignee: LIQUID X PRINTED METALS, INC.
    Inventor: Robert Swisher
  • Patent number: 11965088
    Abstract: The present invention relates to the technical field of photoelectric materials, and in particular, to an alcohol dispersion of a conductive polyethylenedioxythiophene, and a method for preparing same and use of same. The present invention comprises a conductive polyethylenedioxythiophene and an alcohol, and the conductive polyethylenedioxythiophene comprises a polyethylenedioxythiophene cation and a fluorinated sulfonic acid ionomer counter anion. The present invention prepares a PEDOT alcohol dispersion by using an alcohol-dispersible highly fluorinated sulfonic acid ionomer as a counter anion to replace PSS, solving the hygroscopicity problem in conventional aqueous dispersions, and solving the problem that a conventional conductive aqueous dispersion of polyethylenedioxythiophene cannot be evenly applied on a hydrophobic surface due to high surface tension.
    Type: Grant
    Filed: October 11, 2022
    Date of Patent: April 23, 2024
    Assignee: HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Yinhua Zhou, Youyu Jiang, Xinyun Dong