Noble Metal (gold, Silver, Ruthenium, Rhodium, Palladium, Osmium, Iridium, Platinum) Patents (Class 252/514)
  • Patent number: 11118089
    Abstract: The purpose of the present invention is to provide a thermally-conductive and electrically-conductive adhesive composition which is for use as a die bonding material and which has high heat-conducting properties and high-temperature adhesiveness. The present invention relates to a thermally-conductive and electrically-conductive adhesive composition including (A) an electrically conductive filler, (B) an epoxy resin, (C) a reactive diluent, and (D) a curing agent.
    Type: Grant
    Filed: June 6, 2018
    Date of Patent: September 14, 2021
    Assignee: TANAKA KIKINZOKU KOGYO K.K.
    Inventors: Shintaro Abe, Kanako Furutachi, Takeshi Kondo, Rikia Furusho
  • Patent number: 11098227
    Abstract: The conductive adhesive includes a thermosetting resin (A) and a conductive filler (B), and has a loss modulus at 200° C. from 5.0×104 Pa to 4.0×105 Pa.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: August 24, 2021
    Assignee: TATSUTA ELECTRIC WIRE & CABLE CO., LTD.
    Inventors: Yoshihiko Aoyagi, Osamu Isobe, Kenji Kamino
  • Patent number: 11056539
    Abstract: A photoelectric conversion element according to an embodiment of the present disclosure includes: a first electrode and a second electrode facing each other; and a photoelectric conversion layer provided between the first electrode and the second electrode, and including a first organic semiconductor material, a second organic semiconductor material, and a third organic semiconductor material that have mother skeletons different from one another. The first organic semiconductor material is one of fullerenes and fullerene derivatives. The second organic semiconductor material in a form of a single-layer film has a higher linear absorption coefficient of a maximal light absorption wavelength in a visible light region than a single-layer film of the first organic semiconductor material and a single-layer film of the third organic semiconductor material. The third organic semiconductor material has a value equal to or higher than a HOMO level of the second organic semiconductor material.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: July 6, 2021
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Yuta Hasegawa, Nobuyuki Matsuzawa, Yoshiaki Obana, Ichiro Takemura, Norikazu Nakayama, Masami Shimokawa, Tetsuji Yamaguchi, Iwao Yagi, Hideaki Mogi
  • Patent number: 11017945
    Abstract: A multilayer ceramic capacitor includes: a multilayer structure in which each of a plurality of dielectric layers and each of a plurality of internal electrode layers are alternately stacked, a main component of the dielectric layers being ceramic, a main component of the internal electrode layer being a metal, wherein an arithmetic average roughness Ra of at least a part of the internal electrode layer is 30 nm or less, wherein a maximum height Rz of the at least a part of the internal electrode layer is 360 nm or less.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: May 25, 2021
    Assignee: TAIYO YUDEN CO., LTD.
    Inventor: Toru Makino
  • Patent number: 11008443
    Abstract: A latex of a carboxyl group-containing nitrile rubber contains an ?,?-ethylenically unsaturated nitrile monomer unit in a content of 8 to 60 wt % and having an iodine value of 120 or less, wherein the total content of potassium and sodium contained in the latex is 2,300 to 10,000 ppm by weight with respect to the whole latex.
    Type: Grant
    Filed: March 16, 2017
    Date of Patent: May 18, 2021
    Assignee: ZEON CORPORATION
    Inventor: Sayaka Inoue
  • Patent number: 10982107
    Abstract: A metal nanoparticle ink composition comprises an ink vehicle and a plurality of metal nanoparticles dispersed in the ink vehicle. The metal nanoparticles including both a first organic stabilizing group and a second organic stabilizing group attached thereto, the first organic stabilizing group being different from the second organic stabilizing group, the first organic stabilizing group being selected from the group consisting of decylamine, undecylamine, dodecylamine, tridecylamine, tetradecylamine and mixtures thereof, and the second organic stabilizing group being selected from group consisting of butylamine, pentylamine, hexylamine, heptylamine, octylamine, nonylamine, decylamine and mixtures thereof.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: April 20, 2021
    Assignee: XEROX CORPORATION
    Inventors: Hojjat Seyed Jamali, Adela Goredema, Biby Esther Abraham, Jonathan Lee, Cuong Vong
  • Patent number: 10950770
    Abstract: An object of the present invention is to provide a method for producing a conductive material that allows a low electric resistance to be generated, and that is obtained by using an inexpensive and stable conductive material composition containing no adhesive. The conductive material can be provided by a producing method that includes the step of sintering a first conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 ?m to 15 ?m, and a metal oxide, so as to obtain a conductive material. The conductive material can be provided also by a method that includes the step of sintering a second conductive material composition that contains silver particles having an average particle diameter (median diameter) of 0.1 ?m to 15 ?m in an atmosphere of oxygen or ozone, or ambient atmosphere, at a temperature in a range of 150° C. to 320° C., so as to obtain a conductive material.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: March 16, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Masafumi Kuramoto, Satoru Ogawa, Katsuaki Suganuma, Keun-Soo Kim
  • Patent number: 10898952
    Abstract: A composition for forming an electrode includes a conductive powder, a glass frit, an organic binder, and a solvent. The organic binder includes a polymer including a structural unit represented by Chemical Formula 1 and a structural unit represented by Chemical Formula 2. In Chemical Formulae 1 and 2, each substituent of Chemical Formulae 1 and 2 is the same as in the detailed description.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: January 26, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sungil Moon, Kyoungjin Ha, Hansong Lee
  • Patent number: 10883011
    Abstract: A flake-less molecular ink suitable for printing (e.g. screen printing) conductive traces on a substrate has 30-60 wt % of a C8-C12 silver carboxylate or 5-75 wt % of bis(2-ethyl-1-hexylamine) copper (II) formate, bis(octylamine) copper (II) formate or tris(octylamine) copper (II) formate, 0.1-10 wt % of a polymeric binder (e.g. ethyl cellulose) and balance of at least one organic solvent. Conductive traces formed with the molecular ink are thinner, have lower resistivity, have greater adhesion to a substrate than metal flake inks, have better print resolution and are up to 8 times less rough than metal flake inks. In addition, the shear force required to remove light emitting diodes bonded to the traces using Loctite 3880 is at least 1.3 times stronger than for commercially available flake-based inks.
    Type: Grant
    Filed: June 19, 2015
    Date of Patent: January 5, 2021
    Assignees: Groupe Graham International Inc., National Research Council of Canada
    Inventors: Arnold Kell, Sylvie Lafreniere, Chantal Paquet, Patrick Malenfant, Olga Mozenson
  • Patent number: 10868200
    Abstract: The present invention relates to a conductive paste for forming a conductive track or coating on a substrate, particularly suitable for use in solar cells. The paste comprises a solids portion dispersed in an organic medium, the solids portion comprising electrically conductive material and an inorganic particle mixture wherein the inorganic particle mixture comprises substantially crystalline particles. The present invention also relates to a method of preparing a conductive paste, a method for the manufacture of a surface electrode of a solar cell, an electrode for a solar cell and a solar cell.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: December 15, 2020
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Beatriz Cela Greven, Jonathan Charles Shepley Booth, Nicholas Nowak, Simon Johnson, Tobias Droste
  • Patent number: 10833209
    Abstract: A conductive paste including: a conductive powder containing silver; an indium powder; a silver-tellurium-coated glass powder; a solvent; and an organic binder, wherein the silver-tellurium-coated glass powder is a silver-tellurium-coated glass powder including a tellurium-based glass powder containing tellurium in an amount of 20% by mass or more, and a coating layer on a surface of the tellurium-based glass powder, the coating layer containing silver and tellurium as a main component.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: November 10, 2020
    Assignee: DOWA Electronics Materials Co., Ltd.
    Inventors: Kenichi Harigae, Hiroshi Kamiga, Noriaki Nogami
  • Patent number: 10821506
    Abstract: A method for producing a silver nanoparticle dispersion according to the present invention includes the steps of mixing an amine compound, a resin, and a silver salt to yield a complex compound; and heating and decomposing the complex compound to form silver nanoparticles. A silver nanoparticle ink can be obtained by adding an organic solvent to the silver nanoparticle dispersion obtained by this method. The resin includes, for example, a polymer exhibiting viscosity at a temperature within the range of 20° C. to 50° C. or a high molecular weight compound exhibiting viscosity at a temperature within the range of 20° C. to 50° C.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: November 3, 2020
    Assignee: NATIONAL UNIVERSITY CORPORATION YAMAGATA UNIVERSITY
    Inventors: Konami Izumi, Daisuke Kumaki, Shizuo Tokito, Daisuke Shiokawa
  • Patent number: 10807161
    Abstract: A silver powder, wherein the silver powder satisfies D50-IPA>D50-W, where in measurement of a volume-based particle size distribution of the silver powder by a laser diffraction particle size distribution analysis, D50-IPA (?m) is a cumulative 50% point of particle diameter of the silver powder when isopropyl alcohol (IPA) is used as a measurement solvent for dispersing the silver powder, and D50-W (?m) is a cumulative 50% point of particle diameter of the silver powder when water is used as a measurement solvent for dispersing the silver powder, and wherein a phosphorus content in the silver powder is 0.01% by mass or more but 0.3% by mass or less.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: October 20, 2020
    Assignee: DOWA Electronics Materials Co., Ltd.
    Inventors: Naoki Tahara, Noriaki Nogami, Hiroshi Kamiga
  • Patent number: 10804003
    Abstract: Provided is a conductive paste for forming a solar cell electrode containing a glass frit component (A) as glass frit (II), the glass frit component (A) containing the following in the content ratio to the total molar number in terms of oxide: (a) 30 to 70 mol % of tellurium element, (b) 18 to 30 mol % of tungsten element, (c) 5 to 30 mol % of zinc element, (d) 1 to 15 mol % of boron element, (e) 0.3 to 5 mol % of aluminum element, (f) 0.3 to 7 mol % of one or more selected from rare earth elements in terms of oxide, and (g) 0.1 to 7 mol % of one or more selected from the group consisting of tin, lithium, and barium elements in terms of oxide. The conductive paste may have better electric characteristics and a small variation in the characteristics even at a relatively low firing temperature (for example, 760° C.).
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: October 13, 2020
    Assignee: SHOEI CHEMICAL INC.
    Inventors: Masayuki Kurahashi, Naoto Shindo, Kosuke Nishimura
  • Patent number: 10800930
    Abstract: A conformal coating composition for protecting a metal surface from sulfur related corrosion includes a polymer and metal nanoparticles blended with the polymer. In accordance with some embodiments of the present invention, an apparatus includes an electronic component mounted on a substrate, metal conductors electronically connecting the electronic component, and a polymer conformal coating containing metal nanoparticles overlying the metal conductors. Accordingly, the metal nanoparticle-containing conformal coating is able to protect the metal conductors from corrosion caused by sulfur components (e.g., elemental sulfur, hydrogen sulfide, and/or sulfur oxides) in the air. That is, the metal nanoparticles in the conformal coating react with any corrosion inducing sulfur component in the air and prevent the sulfur component from reacting with the underlying metal conductors.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: October 13, 2020
    Assignee: International Business Machines Corporation
    Inventors: Dylan J. Boday, Joseph Kuczynski, Jason T. Wertz, Jing Zhang
  • Patent number: 10793730
    Abstract: Disclosed herein are purified surfactant formulations including purified short-chain fluorosurfactant and iodide additive and a two-part coating kit having the same and a silver nanowire formulation.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: October 6, 2020
    Assignee: Cambrios Film Solutions Corporation
    Inventors: Teresa Ramos, Lin Zhang, Lily Pay
  • Patent number: 10790497
    Abstract: A method for making lithium ion battery anode includes: scrapping a carbon nanotube array to obtain a carbon nanotube source, and adding the carbon nanotube source into water to form a carbon nanotube dispersion; providing a transition metal nitrate, adding the transition metal nitrate to the carbon nanotube dispersion to form a mixture of a carbon nanotube floccule and a transition metal nitrate solution; freeze-drying the mixture of the carbon nanotube floccule and the transition metal nitrate solution under vacuum condition to form a lithium ion batter anode preform; and, heat-treating the lithium ion battery anode preform to form the lithium ion battery anode.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: September 29, 2020
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Yu-Feng Luo, Jia-Ping Wang, Kai-Li Jiang, Shou-Shan Fan
  • Patent number: 10784383
    Abstract: A conductive paste composition contains a source of an electrically conductive metal, a first oxide component, a second, non-oxide, magnesium-containing component, and an organic vehicle. An article such as a high-efficiency photovoltaic cell is formed by a process of deposition of the paste composition on a semiconductor device substrate (e.g., by screen printing) and firing the paste to remove the organic vehicle and sinter the metal and establish electrical contact between it and the substrate.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: September 22, 2020
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Lapkin K Cheng, Kurt Richard Mikeska
  • Patent number: 10770601
    Abstract: An electro-conductive paste which includes an electro-conductive powder, a multiple oxide containing tellurium oxide, and an organic vehicle. The electro-conductive paste contains 0.1 parts by weight to 10 parts by weight of the multiple oxide based on 100 parts by weight of the electro-conductive powder, and the content ratio of the tellurium oxide in 100% by weight of the multiple oxide as TeO2 is 3% by weight to 30% by weight.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: September 8, 2020
    Assignee: NAMICS CORPORATION
    Inventor: Seiya Konno
  • Patent number: 10748869
    Abstract: A method includes providing a die having a contact pad on a top surface and forming a conductive protective layer over the die and covering the contact pad. A molding compound is formed over the die and the conductive protective layer. The conductive protective layer is exposed using a laser drilling process. A redistribution layer (RDL) is formed over the die. The RDL is electrically connected to the contact pad through the conductive protective layer.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: August 18, 2020
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chin-Chuan Chang, Tsei-Chung Fu, Jing-Cheng Lin
  • Patent number: 10723902
    Abstract: A method of forming transparent electrodes using printable conductive ink containing conductive materials dispersed in a viscous liquid which upon printing and thermal treatment will vaporise fully leaving behind the conductive material only. The viscous liquid acts as a medium by which conductive material dispersions are made processable for use in various printing techniques, allowing conductive patterns to be printed onto substrates (e.g. plastics, glass, metals, ceramics).
    Type: Grant
    Filed: February 12, 2016
    Date of Patent: July 28, 2020
    Assignee: DST Innovations Limited
    Inventors: Anthony Miles, Benjamin John Masheder
  • Patent number: 10726997
    Abstract: A multilayer capacitor includes a capacitor body having a first surface and a second surface opposing each other, and a third surface and a fourth surface opposing each other while being connected to the first surface and the second surface. The multilayer capacitor includes dielectric layers, and a first internal electrode and a second internal electrode disposed alternately with the dielectric layers interposed therebetween and being exposed to the first and second surfaces, respectively; and an amorphous dielectric film disposed on at least the third and fourth surfaces of the capacitor body. The amorphous dielectric film may be in direct contact with the first and second internal electrodes.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: July 28, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Wook Kim, Sung Min Cho, Seung Mo Lim, Jung Min Kim
  • Patent number: 10720260
    Abstract: A paste for solar cell electrodes includes a conductive powder, a glass frit, and an organic vehicle. The glass frit includes bismuth (Bi), tellurium (Te), and antimony (Sb), and has a mole ratio of bismuth (Bi) to tellurium (Te) of about 1:1 to about 1:30.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: July 21, 2020
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Dong Suk Kim, JuHee Kim, Min Su Park, Young Ki Park, Sang Hyun Yang, Seok Hyun Jung
  • Patent number: 10717661
    Abstract: This invention falls within the scope of sanitary and hygiene, and of antiseptic formulations in particular, including disinfectants intended for disinfection of water in swimming-pools and other artificial reservoirs, for sanitary and hygienic treatment of rooms, household equipment, furniture, household appliances and industrial equipment, as well as for disinfection of rinse and waste water. An antiseptic formulation contains nanosized particles containing both silver and silver chloride. An antiseptic formulation can additionally contain at least one amphoteric surface-active substance. In order to perform disinfection of water, nanosized particles containing silver and silver chloride are added into water at least once.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: July 21, 2020
    Assignee: OBSHCHESTVO S ORGANICHENNOY OTVETSTVENNOSTYU “NANOBIOTEKH”
    Inventors: Albert Nikolaevich Denisov, Yuriy Andreevich Krutyakov, Aleksey Aleksandrovich Kudrinskiy, Pavel Mikhailovich Zherebin, Aleksey Igorevich Klimov
  • Patent number: 10702954
    Abstract: A conductive paste including (A) a silver powder, (B) a glass frit, (C) an organic binder and (D) a powder containing Cu and at least one metal element selected from the group consisting of V, Cr, Mn, Fe and Co. The powder (D) may thus contain Cu and Mn, Cu and Fe or Cu and Co. The conductive paste has a desirable electromigration resistance, solder heat resistance and adhesiveness to a substrate.
    Type: Grant
    Filed: March 20, 2015
    Date of Patent: July 7, 2020
    Assignee: NAMICS CORPORATION
    Inventor: Yoshiaki Yoshii
  • Patent number: 10690606
    Abstract: In order to provide a hydrogen sensor for measuring a hydrogen concentration with high sensitivity and excellent mass-productivity, the hydrogen sensor includes: at least a first quartz vibrator and a second quartz vibrator formed in a quartz plate; a hydrogen reaction catalytic layer including a platinum film of platinum black formed on both sides of the first quartz vibrator; and a hydrogen non-reactive layer formed in the second quartz vibrator, wherein a hydrogen concentration is measured by measuring a temperature of the first quartz vibrator increasing by heat of combustion caused by oxidization of hydrogen by the hydrogen reaction catalytic layer as a change of a natural frequency of the first quartz vibrator with respect to a natural frequency of the second quartz vibrator.
    Type: Grant
    Filed: September 16, 2016
    Date of Patent: June 23, 2020
    Assignee: KOA CORPORATION
    Inventors: Toshitsugu Ueda, Hiroshi Oigawa
  • Patent number: 10679764
    Abstract: A method of manufacturing a metal nanowire electrode, the method including: forming a plurality of metal nanowires on a preliminary substrate; forming a metal nanowire layer by chemically reducing the plurality of metal nanowires; separating the metal nanowire layer from the preliminary substrate; transferring the separated metal nanowire layer to a surface of a carrier substrate, wherein the surface of the carrier substrate comprises a hydrophobic treatment; forming an adhesive pattern on a target substrate; and forming the metal nanowire electrode by transferring the separated metal nanowire layer to the target substrate.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: June 9, 2020
    Assignees: SAMSUNG DISPLAY CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jae Ho Ahn, Sang Youn Han, Jung Yong Lee
  • Patent number: 10665732
    Abstract: Disclosed are a paste composition for forming a solar cell electrode, a solar cell electrode, and a solar cell. The paste composition includes a conductive powder, an organic vehicle and a glass frit, wherein the glass frit contains 0.1-20 wt % of PbO, 30-60 wt % of Bi2O3, 1.0-15 wt % of TeO2 and 8-30 wt % of WO3, and a mass ratio of TeO2 to WO3 is 0.5:1 to 1.75:1. The solar cell electrode formed of the paste composition of the present invention has excellent adhesive strength with respect to a soldering ribbon and minimizes serial resistance (Rs), thus provides high conversion efficiency.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: May 26, 2020
    Assignee: DK Electronic Materials, Inc.
    Inventor: Young-Wook Choi
  • Patent number: 10615144
    Abstract: Provided are: a conductive paste in which sinterability of silver particles the conductive paste can be easily controlled by using silver particles having predetermined crystal transformation characteristics defined by an XRD analysis, and after a sintering treatment, excellent electrical conductivity and thermal conductivity can be stably obtained; and a die bonding method using the conductive paste. Disclosed is a conductive paste which includes silver particles having a volume average particle size of 0.1 to 30 ?m as a sinterable conductive material, and a dispersing medium for making a paste-like form, and in which when the integrated intensity of the peak at 2?=38°±0.2° in the X-ray diffraction chart obtainable by an XRD analysis before a sintering treatment of the silver particles is designated as S1, and the integrated intensity of the peak at 2?=38°±0.2° in the X-ray diffraction chart obtainable by an XRD analysis after a sintering treatment (250° C.
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: April 7, 2020
    Assignee: KAKEN TECH CO., LTD.
    Inventors: Shigeo Hori, Hirohiko Furui, Akira Fujita
  • Patent number: 10580910
    Abstract: There is provided a silver-coated copper powder which can improve the conversion efficiency of a solar cell in comparison with conventional silver-coated copper powders when it is used in an electrically conductive paste used for forming the busbar electrodes of the solar cell, the silver-coated copper powder being capable of producing a solar cell having a high conversion efficiency which is the same degree as that of a solar cell using silver powder, and a method for producing the same.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: March 3, 2020
    Assignee: Dowa Electronics Materials Co., Ltd.
    Inventors: Hiroshi Kamiga, Noriaki Nogami, Aiko Hirata
  • Patent number: 10570054
    Abstract: A composition for solar cell electrodes includes a conductive powder, a glass frit, and an organic vehicle. The glass frit contains about 20 mol % to about 40 mol % of an alkali metal, about 20 mol % to about 30 mol % of zinc (Zn), and about 7 mol % to about 20 mol % of magnesium (Mg) in terms of oxide content.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: February 25, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ryun Min Heo, Young Kwon Koo, Sang Hoon Yoo, Jung Chul Lee, Ye Jin Kim, Chul Kyu Kim, Sung Eun Lee, Ji Seon Lee
  • Patent number: 10570561
    Abstract: The present invention relates to a sizing agent for carbon fibers, a carbon fiber with improved interfacial adhesion, a polymerization reaction type carbon fiber-reinforced polymer composite material using the same, and a production method therefor and, more specifically, to a sizing agent for carbon fibers, comprising a phenoxy resin and a block isocyanate compound prepared through a reaction of ?-caprolactam with one of two isocyanate groups of a diisocyanate compound, and the production of a carbon fiber with improved interfacial adhesion using the same, a polymerization reaction type carbon fiber-reinforced polymer composite material using the carbon fiber with improved interfacial adhesion, and a production method therefor.
    Type: Grant
    Filed: November 25, 2016
    Date of Patent: February 25, 2020
    Assignee: KOREA INSTITUTE OF MACHINERY & MATERIALS
    Inventors: Sangwoo Kim, Jin Woo Yi, Dong Gi Seong, Moon-Kwang Um, Kangeun Lee, Taehoon Park, Youngseok Oh
  • Patent number: 10566471
    Abstract: A composition for solar cell electrodes includes a silver (Ag) powder, a glass frit containing silver (Ag), tellurium (Te) and zinc (Zn), and an organic vehicle, wherein the glass frit has a mole ratio of Ag to Te ranging from about 1:0.1 to about 1:50 and a mole ratio of Ag to Zn ranging from about 1:0.1 to about 1:40.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: February 18, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang Hee Park, Hyun Jin Koo, Dae Sub Song
  • Patent number: 10539807
    Abstract: An apparatus, including: a lens layer comprising a plurality of lenticular lenses, wherein the plurality of lenticular lenses comprise a predetermined focal length, an image layer comprising printed media; wherein the image layer is disposed behind the lens layer; and a pane layer comprising at least one illumination source; wherein the at least one illumination source illuminates the lens layer, image layer, and pane layer, generating a visualization of a three-dimensional image of the printed media. Other embodiments are claimed and described herein.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: January 21, 2020
    Assignee: SOLIDDD CORP.
    Inventor: Neal Weinstock
  • Patent number: 10519042
    Abstract: A method of making stable aqueous dispersions and concentrates of cobalt oxide nanoparticles is described, wherein a reaction mixture comprising cobalt(II) ion, a carboxylic acid, a base, an oxidant and water is formed, and in which cobalt oxide nanoparticles are formed. Cobalt oxide nanoparticles ranging in average crystallite size from about 4 nm to 15 nm are described. The cobalt oxide nanoparticles may be isolated and redispersed to form stable, homogeneous, aqueous dispersions of cobalt oxide nanoparticles containing from about 1 to about 20 weight percent cobalt oxide.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: December 31, 2019
    Assignee: Cerion, LLC
    Inventor: David Wallace Sandford
  • Patent number: 10505160
    Abstract: A pre-cut glass body is employed as a separator between an anode current collector and a cathode current collector of a micro-battery. The use of a pre-cut glass body in micro-battery applications provides excellent insulation for the micro-battery and can also result in enhanced battery reliability and lifetime.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: December 10, 2019
    Assignee: International Business Machines Corporation
    Inventors: Bing Dang, Qianwen Chen, Yang Liu, Li-Wen Hung
  • Patent number: 10502414
    Abstract: In accordance with one embodiment of the present disclosure, an oxygen carrying material may include a primary active mass, a primary support material, and a secondary support material. The oxygen carrying material may include about 20% to about 70% by weight of the primary active mass, the primary active mass including a composition having a metal or metal oxide selected from the group consisting of Fe, Co, Ni, Cu, Mo, Mn, Sn, Ru, Rh, and combinations thereof. The oxygen carrying material may include about 5% to about 70% by weight of a primary support material. The oxygen carrying material may include about 1% to about 35% by mass of a secondary support material.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: December 10, 2019
    Assignee: OHIO STATE INNOVATION FOUNDATION
    Inventors: Liang-Shih Fan, Deepak Sridhar, Fanxing Li
  • Patent number: 10494720
    Abstract: An exemplary printable composition comprises a liquid or gel suspension of a plurality of metallic nanofibers or nanowires; a first solvent; and a viscosity modifier, resin, or binder. In various embodiments, the metallic nanofibers are between about 10 microns to about 100 microns in length, are between about 10 nm to about 120 nm in diameter, and are typically functionalized with a coating or partial coating of polyvinyl pyrrolidone or a similar compound. An exemplary metallic nanofiber ink which can be printed to produce a substantially transparent conductor comprises a plurality of metallic nanofibers; one or more solvents such as 1-butanol, ethanol, 1-pentanol, n-methylpyrrolidone, cyclohexanone, cyclopentanone, 1-hexanol, acetic acid, cyclohexanol, or mixtures thereof; and a viscosity modifier, resin, or binder such as polyvinyl pyrrolidone or a polyimide, for example.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: December 3, 2019
    Assignee: NthDegree Technologies Worldwide Inc
    Inventors: Mark David Lowenthal, Mark Lewandowski, Jeffrey Baldridge, Lixin Zheng, David Michael Chesler
  • Patent number: 10486235
    Abstract: The present invention provides a method for producing silver particles, including the steps of: mixing a thermally decomposable silver compound and an amine compound to prepare a silver-amine complex as a precursor; and heating the silver-amine complex at a heating temperature equal to or higher than the decomposition temperature of the silver-amine complex to precipitate silver particles, the silver compound being silver carbonate, the amine compound being terminated with a primary amino group on at least one end and containing a predetermined hydrocarbon group R with a carbon number of 4 to 10. In the method of the present invention, silver particles with the particle size controlled to fall within the range of 20 nm to 200 nm in terms of an average particle size can be produced.
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: November 26, 2019
    Assignee: TANAKA KIKINZOKU KOGYO K.K.
    Inventors: Yuichi Makita, Yuusuke Ohshima, Hidekazu Matsuda, Junichi Taniuchi, Noriaki Nakamura, Hitoshi Kubo
  • Patent number: 10465081
    Abstract: Disclosed herein are purified surfactant formulations including purified short-chain fluorosurfactant and iodide additive and a two-part coating kit having the same and a silver nanowire formulation.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: November 5, 2019
    Assignee: Cambrios Film Solutions Corporation
    Inventors: Teresa Ramos, Lin Zhang, Lily Pay
  • Patent number: 10446518
    Abstract: An objective of the present invention is to provide a sinterable bonding material capable of providing a bonded article having a long-term reliability. The present invention relates to a sinterable bonding material comprising a silver filler and resin particles, wherein the silver filler comprises a flake-shaped filler having an arithmetic average roughness (Ra) of 10 nm or less; and the resin particles have an elastic modulus (E) of 10 GPa or less, and a heat decomposition temperature of 200° C. or more. The sintered product of the sinterable bonding material of the present invention is excellent in bonding strength and heat-release characteristics, and has an improved stress relaxation ability.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: October 15, 2019
    Assignees: HENKEL AG & CO. KGAA, HENKEL IP & HOLDING GMBH
    Inventors: Hajime Inoue, Tadashi Takano
  • Patent number: 10418180
    Abstract: In an electronic component, a first outer electrode includes a first conductive layer provided on a first end surface. A second outer electrode includes a second conductive layer provided on a second end surface. A first inner electrode passes through the first conductive layer. A second inner electrode passes through the second conductive layer.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: September 17, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Tomohiro Kageyama, Tetsuo Kawakami, Manabu Sakai, Takashi Ohara, Takahiro Hirao, Ryuki Kakuta
  • Patent number: 10403769
    Abstract: The invention relates to an electro-conductive paste comprising Ag nano-particles and spherical Ag micro-particles in the preparation of electrodes, particularly in electrical devices, particularly in temperature sensitive electrical devices or solar cells, particularly in HIT (Heterojunction with Intrinsic Thin-layer) solar cells. In particular, the invention relates to a paste, a process for preparing a paste, a precursor, a process for preparing an electrical device and a module comprising electrical devices. The invention relates to a paste comprising the following paste constituents: a. Ag particles, b. a polymer system; wherein the Ag particles have a multi-modal distribution of particle diameter with at least a first maximum in the range from about 1 nm to about less than 1 ?m and at least a further maximum in the range from about 1 ?m to about less than 1 mm; wherein the difference between the first and the further maximum is at least about 0.3 ?m; wherein at least 50 wt.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: September 3, 2019
    Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KG
    Inventors: Christian Muschelknautz, Matthias Horteis, Isao Tanaka, Klaus Kunze, Roupen Keusseyan, Toshinori Wada, Aziz S. Shaikh
  • Patent number: 10381167
    Abstract: Provided herein is a capacitor, and method for forming a capacitor, comprising an anode, a dielectric over the anode; a cathode over the dielectric; and the cathode comprises core shell particles.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: August 13, 2019
    Assignee: KEMET Electronics Corporation
    Inventors: Antony P. Chacko, John Joseph Ols
  • Patent number: 10374015
    Abstract: A photoelectric conversion element according to an embodiment of the present disclosure includes: a first electrode and a second electrode facing each other; and a photoelectric conversion layer provided between the first electrode and the second electrode, and including a first organic semiconductor material, a second organic semiconductor material, and a third organic semiconductor material that have mother skeletons different from one another. The first organic semiconductor material is one of fullerenes and fullerene derivatives. The second organic semiconductor material in a form of a single-layer film has a higher linear absorption coefficient of a maximal light absorption wavelength in a visible light region than a single-layer film of the first organic semiconductor material and a single-layer film of the third organic semiconductor material. The third organic semiconductor material has a value equal to or higher than a HOMO level of the second organic semiconductor material.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: August 6, 2019
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Yuta Hasegawa, Nobuyuki Matsuzawa, Yoshiaki Obana, Ichiro Takemura, Norikazu Nakayama, Masami Shimokawa, Tetsuji Yamaguchi, Iwao Yagi, Hideaki Mogi
  • Patent number: 10351677
    Abstract: A graphene-containing composite material comprises components of a composite functional material with a double-conductive channel and a polymer matrix. The composite functional material with a double-conductive channel is sulfonated graphene surface grafted conductive polymer poly-3,4-(ethylenedioxythiophene). The composite functional material with a double-conductive channel and the graphene-containing composite material can be used for preparing a piezoresistance response material or an antistatic or electromagnetic shielding material and the like, and have excellent piezoresistance response, piezoresistance repeatability and electromagnetic shielding effect. The present invention is simple and easy to operate, can be used in large scale production, has excellent piezoresistance performance and very sensitive piezoresistance response, with the percolation threshold being only 0.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: July 16, 2019
    Assignee: SHANGHAI UNIVERSITY OF ENGINEERING SCIENCE
    Inventors: Chao Zhou, Sihao Chen, Jianzhong Lou
  • Patent number: 10329424
    Abstract: The silicone composition is one that contains liquid silicone, at least one insoluble functionalizing filler, such as a thermally or electrically conductive filler, and a non-liquid anti-thickening or non-thickening anti-settling material, such as a cellulose compound or polysaccharide. In a system that contains liquid silicone and insoluble functionalizing filler(s), a polysaccharide functions as an anti-thickening or non-thickening anti-settling material, providing a low-viscosity and filler-rich silicone composition.
    Type: Grant
    Filed: December 25, 2014
    Date of Patent: June 25, 2019
    Assignee: POLYMATECH JAPAN CO., LTD.
    Inventors: Yasuyoshi Watanabe, Gaku Kitada
  • Patent number: 10329156
    Abstract: The present describes an oxygen functionalized nanoflake (O-GNF), a stable nanofluid in which the graphene nanoflakes remain dispersed or in suspension free of surfactants, and the method of making the oxygen-functionalized nanoflake. The oxygen-functionalized graphene nanoflake (O-GNF and/or O—N-GNF) comprises a single-crystal graphene nanoflake of 5-20 atomic planes comprising a surface oxygen-functionalization, wherein the O-GNF comprise a degree of oxygen functionalization from about 6 to about 25 at. % oxygen by weight of the GNF with a preferred oxygen functionalization of about 14 at. % oxygen.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: June 25, 2019
    Assignee: THE ROYAL INSTITUTION FOR THE ADVANCEMENT OF LEARNING/MCGILL UNIVERSITY
    Inventors: Jean-Luc Meunier, Dimitrios Berk, Ulrich Legrand, Norma-Yadira Mendoza Gonzalez, Pierre-Alexandre Pascone
  • Patent number: 10329445
    Abstract: A method for preparing nano-silver powder dispersible in environment friendly weak solvents, and an electrically conductive ink comprising the nano-silver powder are disclosed. The disclosure describes a disperser dissoluble in water and weak solvents and an alcohol amine as reducing agent to prepare mono-dispersed nano-silver, and employs ultrafiltration for purification and spray drying process to obtain a nano-silver powder dispersible in weak solvents, and thereby obtain an eco-solvent nano-silver electrically conductive ink. The electrically conductive ink in accordance with the disclosure has advantages of high safety, low volatility, low toxicity, high flash point, resistant to ultraviolet radiation and moisture etc., and can be used with uncoated bearing substrates, and is suitable for use in outdoor environments.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: June 25, 2019
    Assignee: Institute Of Chemistry, Chinese Academy of Sciences
    Inventors: Xingye Zhang, Yanlin Song
  • Patent number: 10315950
    Abstract: A composition for solar cell electrodes including a conductive powder, a glass frit, and an organic vehicle. The glass frit contains tellurium (Te), sodium (Na), zinc (Zn), and at least one of lead (Pb) and bismuth (Bi). A molar ratio of the sum of lead and bismuth to zinc ranges from about 1 to about 20. A molar ratio of tellurium to sodium ranges from about 1 to about 15.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: June 11, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae Hwi Cho, Dong Suk Kim, Seok Hyun Jung