The Electrolyte Is Solid Patents (Class 429/304)
  • Patent number: 11532812
    Abstract: An all-solid lithium ion secondary battery includes a pair of electrodes and a solid electrolyte provided between the pair of electrodes. At least one of the pair of electrodes includes an active-material layer and an intermediate layer. An active material constituting the active-material layer has a core-shell structure which has a core region and a shell region and a composition of the intermediate layer is intermediate between the solid electrolyte and the shell region.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: December 20, 2022
    Assignee: TDK CORPORATION
    Inventors: Hiroshi Sato, Masahiro Oishi, Haruna Kato, Taisuke Masuko, Tomohiro Yano
  • Patent number: 11527754
    Abstract: A solid-state composite electrode includes active electrode particles, ionically conductive particles, and electrically conductive particles. Each of the ionically conductive particles is at least partially coated with an isolation material that inhibits inter-diffusion of the ionically conductive particles with the active electrode particles. A battery cell includes a first current collector, a solid electrolyte layer, a first solid-state composite electrode having ionically conductive particles coated with an isolation material and positioned between the first current collector and the solid electrolyte layer, a second current collector, and a second electrode positioned between the solid electrolyte layer and the second current collector. A method of forming a solid-state composite electrode includes mixing together active electrode particles and electrically conductive particles with ionically conductive particles that are each at least partially coated with an isolation material.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: December 13, 2022
    Assignee: Robert Bosch GmbH
    Inventors: John F. Christensen, Nathan P. Craig, Sondra Hellstrom, Boris Kozinsky, Saravanan Kuppan
  • Patent number: 11527779
    Abstract: An electrochemical cell is provided, which includes a cathode comprising a three dimensional (3D) porous cathode structure, an anode, an electrolyte separator, comprised of a ceramic material, located between the cathode and the anode, and a cathode current collector, wherein the cathode is located between the cathode current collector and the electrolyte separator. The 3D porous cathode structure includes ionically conducting electrolyte strands extending through the cathode from the cathode current collector to the electrolyte separator, pores extending through the cathode from the cathode current collector to the electrolyte separator, and an electronically conducting network extending on sidewall surfaces of the pores from the cathode current collector to the electrolyte separator.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: December 13, 2022
    Assignee: SAKUU CORPORATION
    Inventors: Steven Zhichao Shi, Philip Eugene Rogren
  • Patent number: 11520204
    Abstract: An electrochromic device comprising a counter electrode layer comprised of lithium metal oxide which provides a high transmission in the fully intercalated state and which is capable of long-term stability, is disclosed. Methods of making an electrochromic device comprising such a counter electrode are also disclosed.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: December 6, 2022
    Assignees: SAGE ELECTROCHROMICS, INC., ALLIANCE FOR SUSTAINABLE ENERGY, LLC
    Inventors: Dane T. Gillaspie, Douglas G. Weir
  • Patent number: 11508865
    Abstract: A semiconductor material having the molecular formula Cu2l2Se6 is provided. Also provided are solid solutions of semiconductor materials having the formulas Cu2lxBr2-xSeyTe6-y and Cu2lxBr2-xSeyS6-y, where 0?x?1 and 0?y?3. Methods and devices that use the semiconductor materials to convert incident radiation into an electric signal are also provided. The devices include optoelectronic and photonic devices, such as photodetectors, photodiodes, and photovoltaic cells.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: November 22, 2022
    Assignee: Northwestern University
    Inventors: Mercouri G. Kanatzidis, Wenwen Lin
  • Patent number: 11489206
    Abstract: An electrochemical cell is provided which includes a cathode, an anode, an electrolyte separator, and an anode current collector located on the anode. The anode is a three-dimensional (3D) porous anode including ionically conducting electrolyte strands and pores which extend through the anode from the anode current collector to the electrolyte separator. The anode also includes electronically conducting networks extending on sidewall surfaces of the pores from the anode current collector to the electrolyte separator.
    Type: Grant
    Filed: October 29, 2021
    Date of Patent: November 1, 2022
    Assignee: SAKUU CORPORATION
    Inventors: Steven Zhichao Shi, Philip Eugene Rogren
  • Patent number: 11469412
    Abstract: A negative electrode for a lithium metal battery, a method of manufacturing the same, and a lithium metal battery including the same are provided. Specifically, one embodiment of the present invention provides a negative electrode for a lithium metal battery, the negative electrode including: a negative electrode current collector; a primer layer including an epoxy resin and a Ag conductive filler, the primer layer disposed on one surface or both surfaces of the negative electrode current collector; and a lithium metal (Li-metal) thin film disposed on the primer layer.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: October 11, 2022
    Assignee: LG Energy Solution, Ltd.
    Inventors: Jong Keon Yoon, Kyung Hwa Woo, Hoejin Hah
  • Patent number: 11450840
    Abstract: A method of producing a wet mixture includes a stirring and mixing process in which lithium-containing positive electrode active material particles having surplus lithium compounds on the surface and crystalline ferroelectric ceramic particles are dried, stirred and mixed to obtain a mixed powder; and a solution mixing process in which a lithium conductor forming solution is mixed with the mixed powder to obtain a wet mixture containing coated lithium-containing positive electrode active material particles having a coating which is made of an amorphous lithium conductor and in which the ferroelectric ceramic particles are dispersed on the surface of the lithium-containing positive electrode active material particles.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: September 20, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tomohiro Yokoyama, Ryuta Sugiura, Daisuke Horikawa
  • Patent number: 11440807
    Abstract: A method of preparing a positive electrode active material for a secondary battery is provided, which includes preparing a lithium composite transition metal oxide, and mixing the lithium composite transition metal oxide and a metal borate compound and performing a heat treatment to form a coating portion on surfaces of particles of the lithium composite transition metal oxide. The positive electrode active material prepared includes lithium composite transition metal oxide particles, and a coating portion formed on surfaces of the lithium composite transition metal oxide particles, wherein the coating portion includes lithium (Li)-metal borate.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: September 13, 2022
    Inventors: Jun Ho Eom, Sung Ho Ban, Hyeon Hui Baek, Na Ri Park
  • Patent number: 11431034
    Abstract: Provided is a hydroxide ion-conductive separator including a porous substrate and a layered double hydroxide (LDH)-like compound filling pores of the porous substrate, wherein the LDH-like compound is a hydroxide and/or an oxide with a layered crystal structure, containing: Mg; and one or more elements, which include at least Ti, selected from the group consisting of Ti, Y, and Al.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: August 30, 2022
    Assignee: NGK Insulators, Ltd.
    Inventors: Sho Yamamoto, Naoko Inukai, Shohei Yokoyama
  • Patent number: 11342625
    Abstract: A method of fabricating a porous wafer battery comprises the steps of providing a silicon wafer comprising a plurality of pores; applying a first metallization process; applying a passivation process; applying solder balls, aligning the silicon wafer with a substance, and applying a solder reflow process. A method using a porous wafer battery comprises the steps of connecting the porous wafer battery to a plurality of sensors, a plurality of switches, and a battery management system; monitoring temperature, resistance, or current; and electrically disconnecting a non-properly functioning pore.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: May 24, 2022
    Assignee: Xnrgi, Inc.
    Inventors: Gerard Christopher D'Couto, Slobodan Petrovic
  • Patent number: 11322810
    Abstract: A battery with a layers including a first layer which is electrically conductive, a second layer consisting essentially of carbon-fiber-reinforced plastic, a third layer of glass-fiber-reinforced plastic, a fourth layer of carbon-fiber-reinforced plastic and LiFePO4, where the ratio by weight of LiFePO4 to carbon fiber is from 2:1 to 2.5:1, and a fifth layer which is electrically conductive, wherein the battery has substantially been jacketed by a layer made of glass-fiber-filled polyester.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: May 3, 2022
    Assignee: Airbus Operations GmbH
    Inventors: Peter Linde, Maciej Wysocki
  • Patent number: 11322732
    Abstract: The present invention aims to provide an electrode for lithium ion batteries which exhibits excellent electrical conductivity even if its thickness is large. The electrode for lithium ion batteries of the present invention includes a first main surface to be located adjacent to a separator of a lithium ion battery and a second main surface to be located adjacent to a current collector of the lithium ion battery. The electrode has a thickness of 150 to 5000 ?m. The electrode contains, between the first main surface and the second main surface, a conductive member (A) made of an electronically conductive material and a large number of active material particles (B). At least part of the conductive member (A) forms a conductive path that electrically connects the first main surface to the second main surface. The conductive path is in contact with the active material particles (B) around the conductive path.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: May 3, 2022
    Assignees: SANYO CHEMICAL INDUSTRIES, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Yusuke Mizuno, Yasuhiro Shindo, Yasuhiro Tsudo, Kenichi Kawakita, Yuki Kusachi, Yasuhiko Ohsawa, Hajime Satou, Hiroshi Akama, Hideaki Horie
  • Patent number: 11271243
    Abstract: An all-solid secondary battery, comprising: a cell comprising a positive electrode active material layer, a negative electrode active material comprising at least one of lithium metal and a lithium-containing alloy, and a solid electrolyte layer disposed between the positive electrode active material layer and the negative electrode active material layer, wherein a ratio of volume density to true density of the positive electrode active material layer is about 0.6 or greater, wherein a ratio of volume density to true density of the solid electrolyte layer is about 0.6 or greater, and wherein an average pressure applied to opposite sides of the solid electrolyte layer in a fully discharged state is greater than 0 megapascals and 7.5 megapascals or less.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: March 8, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Satoshi Fujiki, Takanobu Yamada, Taku Watanabe, Yuichi Aihara, Shiratsuchi Tomoyuki
  • Patent number: 11264641
    Abstract: An all-solid secondary battery, including: a first current collector; a pair of first active material layers disposed on opposite sides of the first current collector; a pair of solid electrolyte layers disposed on surfaces of the pair of first active material layers; a pair of second active material layers disposed on surfaces of the pair of solid electrolyte layers; and a pair of second current collectors disposed on surfaces of the pair of second active material layers, wherein a surface of one of the pair of second current collectors opposite to a surface of one of the pair of second active material layers does not comprise protrusions having a height of greater than about 8 micrometers.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: March 1, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Takanobu Yamada, Shiratsuchi Tomoyuki, Koji Yoshida, Ryo Omoda
  • Patent number: 11264606
    Abstract: Methods of pretreating an electroactive material comprising lithium titanate oxide (LTO) include contacting a surface of the electroactive material with a pretreatment composition. In one variation, the pretreatment composition includes a salt of lithium fluoride salt selected from the group consisting of: lithium hexafluorophosphate (LiPF6), lithium tetrafluoroborate (LiBF4), and combinations thereof, and a solvent. In another variation, the pretreatment composition includes an organophosphorus compound. In this manner, a protective surface coating forms on the surface of the electroactive material. The protective surface coating comprises fluorine, oxygen, phosphorus or boron, as well as optional elements such as carbon, hydrogen, and listed metals, and combinations thereof.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: March 1, 2022
    Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
    Inventors: Peng Lu, Michael P. Balogh, Zhiqiang Yu, Haijing Liu, Daad B. Haddad
  • Patent number: 11251460
    Abstract: A method of manufacturing a solid-state electrolyte, the method including: providing a substrate; providing a precursor composition including a compound including a compound including lithium, a compound including lanthanum, and a compound including zirconium, and a solvent; disposing the precursor composition on the substrate to provide a coated substrate; treating the coated substrate at a temperature between ?40° C. and 25° C. to form a precursor film on the substrate; and heat-treating the precursor film at a temperature of 500° C. to 1000° C. to manufacture the solid-state electrolyte, wherein the solid-state electrolyte includes Li(7-x)Alx/3La3Zr2O12 wherein 0?x?1, and wherein the solid-state electrolyte in the form of a film having a thickness of 5 nanometers to 1000 micrometers.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: February 15, 2022
    Assignees: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Yuntong Zhu, Zachary Hood, Jennifer Rupp, Lincoln J. Miara
  • Patent number: 11161740
    Abstract: A method of synthesis of lithium titanium thiophosphate LiTi2(PS4)3 including the steps of: (a) providing a mixture of lithium sulfide Li2S, phosphorus sulfide P2S5 and titanium sulfide TiS2; (b) subjecting the mixture prepared in step (a) to a preliminary reaction step through mechanical milling or melt-quenching to produce an intermediate amorphous sulfide mixture; (c) subjecting the mixture prepared in step (b) to a heat treatment step at a maximum plateau temperature of at least 350° C. and less than 500° C.
    Type: Grant
    Filed: September 5, 2016
    Date of Patent: November 2, 2021
    Assignee: TOYOTA MOTOR EUROPE
    Inventor: Yuki Katoh
  • Patent number: 11088390
    Abstract: Disclosed are a positive electrode active material capable of suppressing a reaction between a core and a solid electrolyte, a method of manufacturing the same and an all-solid battery including the same. Provided is a positive electrode active material for all-solid batteries including a core comprising a lithium-containing metal oxide, and a coating layer comprising LiI applied to the surface of the core.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: August 10, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, UNIST (ULSAN NAT. INST. OF SCIENCE AND TECHNOLOGY)
    Inventors: Oh Min Kwon, Hong Seok Min, Yong Sub Yoon, Kyung Su Kim, Yoon Seok Jung, Young Jin Nam, Dae Yang Oh, Sung Hoo Jung
  • Patent number: 11011775
    Abstract: A sulfide solid electrolyte material having a high Li ion conductivity is provided. A sulfide solid electrolyte material includes Li, P, I and S, having peaks at 2?=20.2° and 23.6°, not having peaks at 2?=21.0° and 28.0° in an X-ray diffraction measurement using a CuK? ray, and having a half width of the peak at 2?=20.2° of 0.51° or less.
    Type: Grant
    Filed: May 26, 2014
    Date of Patent: May 18, 2021
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Naoki Osada, Shigenori Hama, Tomoya Suzuki
  • Patent number: 11011779
    Abstract: A solid electrolyte contains a composite metal halide. The composite metal halide contains magnesium, an alkaline-earth metal having a larger ionic radius than magnesium, gallium, and a halogen. In the composite metal halide, the molar ratio of the alkaline-earth metal to the total of magnesium and the alkaline-earth metal is less than 0.2.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: May 18, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventor: Norihito Fujinoki
  • Patent number: 10938063
    Abstract: Solid-state lithium ion electrolytes of lithium silicate based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium metal sulfide based materials and batteries with such electrodes are also provided.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: March 2, 2021
    Assignees: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei Mo, Qiang Bai, Xingfeng He, Chen Ling
  • Patent number: 10938060
    Abstract: A solid electrolyte material includes: a sulfide layer containing lithium atoms and sulfur atoms; and an oxide layer covering the sulfide layer, the oxide layer containing lithium atoms and oxygen atoms. The solid electrolyte material satisfies 0.51?x and x/y?1.53, where x is a first ratio of the number of the oxygen atoms to the number of the lithium atoms at a depth 4 nm of the solid electrolyte material from the surface of the oxide layer; and y is a second ratio of the number of the oxygen atoms to the number of the lithium atoms at a depth 100 nm of the solid electrolyte material from the surface of the oxide layer.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: March 2, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventor: Izuru Sasaki
  • Patent number: 10923763
    Abstract: Solid-state lithium ion electrolytes of lithium metal sulfide based composites are provided which contain an anionic framework capable of conducting lithium ions. Composites of specific formulae are provided and methods to alter the composite materials with inclusion of aliovalent ions shown. Lithium batteries containing the composite lithium ion electrolytes are also provided. Electrodes containing the lithium metal sulfide based materials and batteries with such electrodes are also provided.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: February 16, 2021
    Assignees: UNIVERSITY OF MARYLAND, COLLEGE PARK, TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Yifei Mo, Qiang Bai, Xingfeng He, Chen Ling
  • Patent number: 10897042
    Abstract: A composite positive electrode active material for a lithium secondary battery including a compound represented by Formula 1 below and a compound represented by Formula 2 below, and a lithium secondary battery employing a positive electrode that includes the composite positive electrode active material: LiaNixCoyMnzM1-x-y-zO2??Formula 1 wherein, in Formula 1, ranges of M, a, x, and y are as defined in the detailed description above, and M1z[M2(CN)6]x.nH2O??Formula 2 wherein, in Formula 2, M1, M2, z, x, and n are as defined in the detailed description above.
    Type: Grant
    Filed: April 17, 2015
    Date of Patent: January 19, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jihyun Kim, Hyunjoo Je, Changwook Kim, Yongchan You
  • Patent number: 10892517
    Abstract: According to one embodiment, a solid electrolyte includes a sintered body of ceramic grains. The sintered body includes a crystal plane having an ion conducting path. The crystal plane is oriented in a direction which intersects at least one surface of the solid electrolyte.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: January 12, 2021
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Yasuhiro Harada, Norio Takami, Hiroki Inagaki
  • Patent number: 10826057
    Abstract: Provided is a mixed positive electrode active material comprising a large-grain positive electrode active material with an average diameter of 10 ?m or greater and a small-grain positive electrode active material with an average diameter of 5 ?m or smaller, in which the large-grain positive electrode active material and the small-grain positive electrode active material are coated with different materials between a lithium boron oxide-based composition and metal oxide, respectively.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: November 3, 2020
    Assignee: LG Chem, Ltd.
    Inventor: Yeon-Suk Hong
  • Patent number: 10811653
    Abstract: An object of the present disclosure is to provide a lithium ion battery with low resistance to ion conduction. The present disclosure achieves the object by providing a lithium ion battery comprising: a cathode active material; an anode active material; an insulating oxide with neither electron conductivity nor ion conductivity that is formed in an interface between the cathode active material and the anode active material, and contains at least one kind of an element included in the cathode active material and at least one kind of an element included in the anode active material; and an electrolyte material that is an ion conducting path between the cathode active material and the anode active material; wherein the cathode active material comprises Li, at least one kind of Co, Mn, Ni, and Fe, and O; and the anode active material comprises at least one kind of Si, Li and Ti.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: October 20, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Hideyuki Koga
  • Patent number: 10790540
    Abstract: The present invention relates to a lithium-ion-conductive sulfide-based solid electrolyte which contains lithium (Li), sulfur (S), phosphorus (P), indium (In) and selenium (Se) and has a crystal structure of InSe and a method for preparing the same.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: September 29, 2020
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyoungchul Kim, Hae-Weon Lee, Byung Kook Kim, Jong Ho Lee, Ji-Won Son, Hun-Gi Jung, Eu Deum Jung, Sung Jun Choi, Bin Na Yoon
  • Patent number: 10790531
    Abstract: This collector plate includes a peripheral edge wall that surrounds a predetermined region, and is provided on at least one surface of the collector plate, in which a surface roughness (Ra) of a first surface which is an exposed surface of the peripheral edge wall on the side of one surface, which is measured along a direction perpendicular to an extension direction of the peripheral edge wall is greater than a surface roughness (Ra) of the first surface which is measured along the extension direction of the peripheral edge wall.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: September 29, 2020
    Assignee: SHOWA DENKO K.K.
    Inventors: Masatoshi Ichikawa, Keizo Iseki, Kenzo Hanawa
  • Patent number: 10763542
    Abstract: Provided are an all solid-state secondary battery capable of exhibiting an improved ion-conducting property regardless of troublesome manufacturing steps or special materials, inorganic solid electrolyte particles, a solid electrolyte composition, an electrode sheet for a battery, and a method for manufacturing an all solid-state secondary battery.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: September 1, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Katsuhiko Meguro, Hiroaki Mochizuki, Masaomi Makino, Tomonori Mimura
  • Patent number: 10658691
    Abstract: Disclosed are a method of manufacturing an inorganic electrolyte membrane and a composition for manufacturing an inorganic electrolyte membrane, the method including: (a) mixing primary inorganic particles (<50 nm), a dispersant, and a solvent and dispersing the primary inorganic particles, thus preparing a dispersion of secondary inorganic particles having a hydrodynamic diameter of 120 to 230 nm, determined using DLS (Dynamic Light Scattering), (b) adding and mixing the dispersion of secondary inorganic particles with a binder, (c) applying a mixed solution composed of the dispersion of inorganic particles and the binder and drying the mixed solution, thus forming a green sheet, and (d) firing the green sheet, thus forming an electrolyte membrane.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: May 19, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Ki-Youl Yoon, Dong-Oh Shin, Kwang-Wook Choi, Hyeon Choi
  • Patent number: 10622194
    Abstract: A bulk, sintered solid solution-comprising ceramic article useful in semiconductor processing, which is resistant to erosion by halogen-containing plasmas and provides advantageous mechanical properties. The solid solution-comprising ceramic article is formed from a combination of yttrium oxide and zirconium oxide. The bulk, sintered solid solution-comprising article is formed from zirconium oxide at a molar concentration ranging from about 96 mole % to about 94 mole %, and yttrium oxide at a molar concentration ranging from about 4 mole % to about 6 mole %.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: April 14, 2020
    Assignee: Applied Materials, Inc.
    Inventors: Jennifer Y. Sun, Ren-Guan Duan, Jie Yuan, Li Xu, Kenneth S. Collins
  • Patent number: 10608239
    Abstract: A method for producing an electrode body, suppressing a decrease in capacity of an oxide active material while improving the Li-ion conductance of a sulfide solid electrolyte material. The method producing an electrode body, including a heating step of heating an oxide active material and amorphous sulfide solid electrolyte material in state where the oxide active material and amorphous sulfide solid electrolyte material are in contact with each other, in which the oxide active material is a rock salt bed type active material, the sulfide solid electrolyte material contains a Li element, P element, and S element, and includes an ion conductor containing PS43—as main component of an anion structure, LiI, and LiBr, and heating temperature in the step is equal to or higher than the crystallization onset temperature of the sulfide solid electrolyte material and equal to or lower than the sulfide solid electrolyte material crystallization peak temperature.
    Type: Grant
    Filed: March 2, 2016
    Date of Patent: March 31, 2020
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Tomoya Suzuki
  • Patent number: 10587005
    Abstract: A battery having an anode, a soft-solid electrolyte, and a cathode. The soft-solid electrolyte includes a polymer soft-solid material formed from polymer combined with a solvent such as butylene carbonate, butyl sulfoxide, n-methyl-2-pyrrolidone, or ?-caprolactone.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: March 10, 2020
    Assignee: Wildcat Discovery Technologies, Inc.
    Inventors: Bin Li, Marissa Caldwell, Prabhakar Tamirisa, Hui Ye
  • Patent number: 10566653
    Abstract: Provided is a lithium-conductive solid-state electrolyte material that comprises a sulfide compound of a composition that does not deviate substantially from a formula of Li9S3N. The compound's conductivity is greater than about 1×10?7 S/cm at about 25° C. and is in contact with a negative electroactive material. Also provided is an electrochemical cell that includes an anode layer, a cathode layer, and the electrolyte layer between the anode and cathode layers. In an example, the material's activation energy can be no greater than about 0.52 eV at about 25° C.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: February 18, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Lincoln J. Miara, Naoki Suzuki, William D. Richards, Yan E. Wang, Jae Chul Kim, Gerbrand Ceder
  • Patent number: 10541443
    Abstract: (Problem to be Solved) A solid electrolyte material with favorable ion conductivity is demanded from the viewpoint of the higher output of a battery. The present invention was made in view of the above-described problems, with an object of providing a sulfide solid electrolyte material with favorable Li ion conductivity and providing a lithium battery including the sulfide solid electrolyte material. (Solution) There are provided: a solid electrolyte including a sulfide-based solid electrolyte represented by a composition formula: (Li2S)x(MS2)y(P2S5)z, in which M is at least one selected from the group consisting of Ge, Sb, Si, Sn, B, Al, Ga, In, Zr, V, and Nb, and 0.53?x?0.74, 0.13?y?0.37, 0.04?z?0.15, and x+y+z=1 are satisfied; and a lithium battery including the solid electrolyte.
    Type: Grant
    Filed: July 8, 2016
    Date of Patent: January 21, 2020
    Assignees: Tokyo Institute of Technology, Tokyo Jidosha Kabushiki Kaisha
    Inventors: Ryoji Kanno, Yuki Inoue
  • Patent number: 10514581
    Abstract: An electrochromic device comprising a counter electrode layer comprised of lithium metal oxide which provides a high transmission in the fully intercalated state and which is capable of long-term stability, is disclosed. Methods of making an electrochromic device comprising such a counter electrode are also disclosed.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: December 24, 2019
    Assignees: SAGE ELECTROCHROMICS, INC, ALLIANCE FOR SUSTAINABLE ENERGY, LLC
    Inventors: Dane T. Gillaspie, Douglas G. Weir
  • Patent number: 10501317
    Abstract: The present invention discloses high aspect ratio multifunctional nanocomposite of CNF/polymer comprising of functionalized CNF incorporated with metal nanoparticles and phosphoric acid doped polybenzimidazole (PBI) along the inner and outer surfaces of hollow carbon nanofiber and to a process for fabrication of the same thereof.
    Type: Grant
    Filed: March 24, 2011
    Date of Patent: December 10, 2019
    Assignee: Council of Scientific & Industrial Research
    Inventors: Sreekumar Kurungot, Beena Kalasaparambil Balan, Ulhas Kanhaiyalal Kharul, Vijayamohanan Kunjuukrishna Pillai
  • Patent number: 10461103
    Abstract: Disclosed is a power storage element including a positive electrode current collector layer and a negative electrode current collector layer which are arranged on the same plane and can be formed through a simple process. The power storage element further includes a positive electrode active material layer on the positive electrode current collector layer; a negative electrode active material layer on the negative electrode current collector layer; and a solid electrolyte layer in contact with at least the positive electrode active material layer and the negative electrode active material layer. The positive electrode active material layer and the negative electrode active material layer are formed by oxidation treatment.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: October 29, 2019
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Kazutaka Kuriki, Ryota Tajima, Tamae Moriwaka
  • Patent number: 10431808
    Abstract: Electrodes and methods of forming electrodes are described herein. The electrode can be an electrode of an electrochemical cell or battery. The electrode includes a current collector and a film in electrical communication with the current collector. The film may include a carbon phase that holds the film together. The electrode further includes an electrode attachment substance that adheres the film to the current collector.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: October 1, 2019
    Assignee: ENEVATE CORPORATION
    Inventors: Benjamin Yong Park, Ian R. Browne, Stephen W. Schank, Steve Pierce
  • Patent number: 10424778
    Abstract: A material for a positive electrode containing: a positive electrode active material, an inorganic solid electrolyte having conductivity of ions of metals belonging to Group I or II of the periodic table; an auxiliary conductive agent; and a dispersant including a compound having at least one selected from a group of functional groups (I), an electrode sheet for an all-solid state secondary battery and an all-solid state secondary battery for which the material for a positive electrode is used, and methods for manufacturing an electrode sheet for an all-solid state secondary battery and an all-solid state secondary battery. Group of functional groups (I): acidic groups, (meth)acryloyl groups, (meth)acryloyloxy groups, (meth)acrylamide groups, alkoxysilyl groups, epoxy groups, oxetanyl groups, isocyanate groups, cyano groups, and mercapto groups.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: September 24, 2019
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Mochizuki, Tomonori Mimura, Masaomi Makino, Katsuhiko Meguro
  • Patent number: 10411247
    Abstract: A fabrication method of an electrode for an all solid cell includes: providing a sulfide-based solid electrolyte; forming a coating layer on a surface of the sulfide-based solid electrolyte by heating a nonmetallic oxide at 300 to 700° C.; forming electrode slurry by mixing an electrode active material, the sulfide-based solid electrolyte formed with the coating layer, and a conductive material with a polar solvent; casting the electrode slurry on at least one surface of an electrode current collector; removing the polar solvent by heating the cast electrode slurry at 100 to 300° C.; and removing the coating layer by heating the electrode slurry from which the polar solvent is removed at 300 to 700° C.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: September 10, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Oh Min Kwon, Yong Sub Yoon, Sung Woo Noh, Sun Ho Choi, Jin Oh Son, Dong Wook Shin, Chan Hwi Park
  • Patent number: 10354810
    Abstract: The cycle performance of a lithium-ion secondary battery or a lithium-ion capacitor can be obtained by minimizing the decomposition reaction of an electrolytic solution, etc. in the repeated charge and discharge cycles of the lithium-ion secondary battery or the lithium-ion capacitor. An electrode includes a current collector and an active material layer over the current collector. The active material layer includes active material particles, a conductive additive, a binder, and a film containing silicon oxide as its main component. The surface of one of the active material particles includes at least one of a region in contact with the surface of another active material particle, a region in contact with the conductive additive, and a region in contact with the binder. The surface of the active material particle except these regions is at least partly in contact with the film containing silicon oxide as its main component.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: July 16, 2019
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Tatsuya Ikenuma, Kazutaka Kuriki, Ai Nakagawa
  • Patent number: 10312509
    Abstract: An electrode additive comprising an electrochemically active material in a form of one-dimensional molecular chain is disclosed wherein the electrochemically active material is contained inside a nanotube-formed conductive shell material. An electrode comprising said electrode additive, and the uses of said electrode additive and said electrode are also disclosed.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: June 4, 2019
    Assignees: Robert Bosch GmbH, Institute of Chemistry, Chinese Academy of Sciences
    Inventors: Chunpeng Yang, NaHong Zhao, Yuguo Guo, Yunhua Chen, Eric Zhang, Yaxia Yin
  • Patent number: 10295881
    Abstract: A synaptic electronic device includes a substrate including a one or more of a semiconductor and an insulator; a photosensitive layer disposed on a surface of the substrate; an electrochromic stack disposed on the photosensitive layer, the electrochromic stack including a first transparent electrode layer, a cathodic electrochromic layer, a solid electrolyte layer, an anodic electrochromic layer, and a second transparent electrode layer; and a pair of electrodes disposed on the photosensitive layer and on opposing sides of the electrochromic stack.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: May 21, 2019
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventor: Shu-Jen Han
  • Patent number: 10288970
    Abstract: The present invention provides a nano smart glass system, including nano smart glass, DC power supply, sensor, and control unit. Wherein, the nano smart glass includes glass and the electrochromic thin-film device; The anode of the DC power supply connects to the at least one conductive anode layer of the electrochromic thin-film device; the cathode of the DC power supply connects to the at least one conductive cathode layer of the electrochromic thin-film device; the DC power supply is used to provide 1V-50V DC voltage to the electrochromic thin-film device; the electrochromic thin-film device adheres to the inside surface of the glass through the at least one conductive cathode layer or the at least one conductive anode layer; The sensor measures outdoor or indoor conditions and send the real-time measurement data to the control unit. The control unit connects to the DC power supply, and it can control the output voltage of the DC power supply to the electrochromic thin-film device.
    Type: Grant
    Filed: May 25, 2012
    Date of Patent: May 14, 2019
    Inventor: Qi Wang
  • Patent number: 10263275
    Abstract: The present invention relates to an all-solid rechargeable battery, a method for manufacturing the same, and an electronic apparatus, makes the annealing step for crystallization unnecessary in the all-solid rechargeable battery. The present invention includes a substrate, a negative electrode, a solid electrolyte, and a positive electrode, wherein LiFePO4 in an amorphous state is used as the positive electrode.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: April 16, 2019
    Assignee: FUJITSU LIMITED
    Inventors: Satoru Watanabe, Tomochika Kurita
  • Patent number: 10249403
    Abstract: A lithiated carbon phosphonitride material is made by, for example, reacting P(CN)3 with LiN(CN)2 in solution (for example, dimethoxyethane or pyridine), then drying the solution to obtain the product. The material is a thermoset that is stable to over 400° C. and exhibits up to 10?3 S·cm2 of Li+ conductivity.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: April 2, 2019
    Assignee: The United States of America, as represented by the Secretary of the Navy
    Inventors: Albert Epshteyn, Andrew P. Purdy, Brian L. Chaloux
  • Patent number: 10242888
    Abstract: A solid solution-comprising ceramic article useful in semiconductor processing, which article may be in the form of a solid, bulk ceramic, or may be in the form of a substrate having a ceramic coating of the same composition as the bulk ceramic material on at least one outer surface. The ceramic article is resistant to erosion by halogen-containing plasmas and provides advantageous mechanical properties. The solid solution-comprising ceramic article is formed from a combination of yttrium oxide and zirconium oxide. The ceramic-comprising article includes ceramic which is formed from zirconium oxide at a molar concentration ranging from about 96 mole % to about 91 mole %, and yttrium oxide at a molar concentration ranging from about 4 mole % to about 9 mole %.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: March 26, 2019
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Jennifer Y. Sun, Ren-Guan Duan, Jie Yuan, Li Xu, Kenneth S. Collins