Electrolytes For Electrical Devices (e.g., Rectifier, Condenser) Patents (Class 252/62.2)
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Patent number: 11807601Abstract: An electrolyte is provided, which includes organic solvent; and (1) a compound and an ammonium salt thereof, (2) a diacid and an ammonium salt thereof, or (3) a combination thereof. The compound has a chemical structure of wherein R1 is C1-8 alkyl group, C1-8 alkenyl group, C1-8 alkynyl group, or aromatic group; and R2 is —(CnH2n)—OH, and n is an integer from 2 to 8. The diacid has a chemical structure of wherein R3 is C1-8 alkyl group, C1-8 alkenyl group, C1-8 alkynyl group, or aromatic group.Type: GrantFiled: December 22, 2020Date of Patent: November 7, 2023Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: Che-Wei Pan, Chiu-Tung Wang, Li-Duan Tsai
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Patent number: 11773212Abstract: The present application can provide a preparation method capable of preparing a desired polymer or conductive polymer film with excellent polymerization efficiency and conversion rates without consumption or modulation in the polymerization process, and a polymer and a conductive polymer film formed by the method. The present application can provide a method for preparing a polymer or a conductive polymer film having a desired level of transparency and conductivity, wherein desired physical properties such as solubility in a solvent or resistance to a solvent are effectively imparted thereto as necessary, and a polymer and a conductive polymer film formed by the method.Type: GrantFiled: March 3, 2020Date of Patent: October 3, 2023Assignees: LG ENERGY SOLUTION, LTD., THE REGENTS OF THE UNIVERSITY OF MICHIGANInventors: Joon Koo Kang, Jinsang Kim, Jeong Ae Yoon, Sung Soo Yoon, Jong Heon Kwak
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Patent number: 11749836Abstract: A composite ceramic including: a lithium garnet major phase; and a grain growth inhibitor minor phase, as defined herein. Also disclosed is a method of making composite ceramic, pellets and tapes thereof, a solid electrolyte, and an electrochemical device including the solid electrolyte, as defined herein.Type: GrantFiled: February 28, 2022Date of Patent: September 5, 2023Assignees: CORNING INCORPORATED, Shanghai Institute of Ceramics, Chinese Academy of SciencesInventors: Michael Edward Badding, Yinghong Chen, Xiao Huang, Cai Liu, Xinyuan Liu, Yanxia Ann Lu, Zhen Song, Zhaoyin Wen, Tongping Xiu, Nathan Michael Zink
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Patent number: 11735766Abstract: The solid electrolyte according to an embodiment of the present disclosure is represented by the following formula (1): Li7-x-yLa3(Zr2-x-yInxMy)O12??(1) wherein 0.00<x<0.20, 0.20?y<1.50, M is two or more elements selected from the group consisting of Nb, Ta, and Sb.Type: GrantFiled: August 27, 2021Date of Patent: August 22, 2023Inventors: Hitoshi Yamamoto, Tsutomu Teraoka, Tomofumi Yokoyama
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Patent number: 11713274Abstract: A mixed silver powder and a conductive paste comprising the powder are disclosed. The mixed silver powder is obtained by mixing two or more spherical silver powders having different properties from each other. The mixed powder may minimize the disadvantages of the respective types of the two or more powders and maximize the advantages thereof, thereby improving the characteristics of products. In addition, by comprehensively controlling the particle size distribution of surface-treated mixed silver powder and the particle diameter and specific gravity of primary particles, a high-density conductor pattern, a precise line pattern, and the suppression of aggregation over time can be simultaneously achieved.Type: GrantFiled: June 21, 2022Date of Patent: August 1, 2023Assignee: DAEJOO ELECTRONIC MATERIALS CO., LTD.Inventors: Chi Ho Yoon, Jin Ho Kwak, Won Jun Jo, Young Ho Lee, Jong Chan Lim, Moo Hyun Lim
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Patent number: 11646444Abstract: A lithium ion-conductive solid electrolyte including a freestanding inorganic vitreous sheet of sulfide-based lithium ion conducting glass is capable of high performance in a lithium metal battery by providing a high degree of lithium ion conductivity while being highly resistant to the initiation and/or propagation of lithium dendrites. Such an electrolyte is also itself manufacturable, and readily adaptable for battery cell and cell component manufacture, in a cost-effective, scalable manner.Type: GrantFiled: October 1, 2020Date of Patent: May 9, 2023Assignee: PolyPlus Battery CompanyInventors: Steven J. Visco, Yevgeniy S. Nimon, Lutgard C. De Jonghe, Bruce D. Katz, Vitaliy Nimon
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Patent number: 11641786Abstract: A phase-change memory cell includes, in at least a first portion, a stack of at least one germanium layer covered by at least one layer made of a first alloy of germanium, antimony, and tellurium In a programmed state, resulting from heating a portion of the stack to a sufficient temperature, portions of layers of germanium and of the first alloy form a second alloy made up of germanium, antimony, and tellurium, where the second alloy has a higher germanium concentration than the first alloy.Type: GrantFiled: June 6, 2022Date of Patent: May 2, 2023Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES, STMicroelectronics S.r.l.Inventors: Paolo Giuseppe Cappelletti, Gabriele Navarro
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Patent number: 11631888Abstract: A lithium ion conductor includes a compound of Formula 1: Li7-a*?-(b-4)*?-xMa?La3Zr2-?Mb?O12-x-?XxN???Formula 1 wherein in Formula 1, Ma is a cationic element having a valence of a, Mb is a cationic element having a valence of b, and X is an anion having a valence of ?1, wherein, when Ma comprises H, 0???5, otherwise 0???0.75, and wherein 0???1.5, 0?x?1.5, (a*?+(b?4)?+x)>0, and 0<??6.Type: GrantFiled: December 8, 2020Date of Patent: April 18, 2023Assignees: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGYInventors: Won Seok Chang, Zachary Hood, Jennifer Rupp, Lincoln Miara
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Patent number: 11594758Abstract: A secondary battery capable of improving cycle characteristics, conservation characteristics, and load characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. A separator provided between the cathode and the anode is impregnated with an electrolytic solution. The electrolytic solution includes one or more of a dicarbonic ester compound, a dicarboxylic compound, a disulfonic compound, a monofluoro lithium phosphate, and difluoro lithium phosphate and one or more of fluorinated lithium phosphate, fluorinated lithium borate, and imide lithium.Type: GrantFiled: October 10, 2017Date of Patent: February 28, 2023Assignee: Murata Manufacturing Co., Ltd.Inventors: Masayuki Ihara, Yuko Hayakawa, Tadahiko Kubota
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Patent number: 11527365Abstract: An electrolytic solution for an electrolytic capacitor contains: an electrolytic solution additive for an electrolytic capacitor (B) containing a polymer (A) that has a (meth)acrylic monomer (a) as an essential component; an organic solvent (C) having a hydroxyl group concentration higher than 10 mmol/g; and an electrolyte (D), the electrolytic solution for an electrolytic capacitor being characterized in that the content of a (meth)acrylic monomer having a hydroxyl group (a1) is 60-100 wt % of the total monomers constituting the polymer (A).Type: GrantFiled: June 28, 2017Date of Patent: December 13, 2022Assignee: SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Fumiyuki Tanabe, Takahiro Shiba, Yoshihiko Akazawa, Takao Mukai
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Patent number: 11501927Abstract: An alkali metal ion capacitor that is capable of operating in a high-temperature environment at 85° C. The alkali metal ion capacitor is provided with: a positive electrode active material capable of adsorbing and desorbing alkali metal ions; a positive electrode binder for binding the positive electrode active material; a negative electrode active material capable of storing and releasing alkali metal ions; a negative electrode binder for binding the negative electrode active material; and an electrolytic solution that contains an organic solvent and an imide-based alkali metal salt. The negative electrode active material is predoped with alkali metal ions. The positive electrode binder has a Hansen solubility parameter-based RED value of more than 1 with respect to the electrolytic solution.Type: GrantFiled: April 26, 2019Date of Patent: November 15, 2022Assignee: JTEKT CORPORATIONInventors: Yukihiro Komatsubara, Takumi Mio, Kentaro Iizuka, Takafumi Fujii, Koji Nishi, Naoki Ohmi, Yusuke Kimoto
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Patent number: 11424479Abstract: The solid electrolyte layer of the all-solid-state battery disclosed herein includes insulating inorganic filler particles (hollow particles) having a hollow shape at least before the initial charging. Preferably, Fs/Ns which is the ratio of an average particle diameter (Fs) of the filler particles to an average particle diameter (Ns) of the negative electrode active material is 0.25 or less at least before the initial charging. Also, preferably, Fp/Nv which is the ratio of a hollow volume (Fp) created by the hollow particles included in the solid electrolyte layer per unit area before the initial charging to an expansion volume (Nv), which is a difference between a volume after full charging and a volume before the initial charging in the negative electrode active material layer per unit area, is at least 0.1.Type: GrantFiled: March 27, 2019Date of Patent: August 23, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Masaharu Senoue
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Patent number: 11355702Abstract: A phase-change memory cell includes, in at least a first portion, a stack of at least one germanium layer covered by at least one layer made of a first alloy of germanium, antimony, and tellurium In a programmed state, resulting from heating a portion of the stack to a sufficient temperature, portions of layers of germanium and of the first alloy form a second alloy made up of germanium, antimony, and tellurium, where the second alloy has a higher germanium concentration than the first alloy.Type: GrantFiled: August 6, 2019Date of Patent: June 7, 2022Assignees: STMicroelectronics S.r.l., Commissariat A L'Energie Atomique et aux Energies AlternativesInventors: Paolo Giuseppe Cappelletti, Gabriele Navarro
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Patent number: 11342586Abstract: A rechargeable lithium battery including a negative electrode; a positive electrode including a positive active material; and a non-aqueous electrolyte, wherein the non-aqueous electrolyte includes a non-aqueous organic solvent, a lithium salt, a first additive including a compound represented by one of Chemical Formulae 1 to 4 and a second additive including a compound represented by Chemical Formula 5 or Chemical Formula 6, or a combination thereof, the positive active material includes a compound that includes about 70 mol % or greater of Ni based on the total mole number of all metal elements except for Li,Type: GrantFiled: August 27, 2018Date of Patent: May 24, 2022Assignee: SAMSUNG SDI CO., LTD.Inventors: Yunhee Kim, Kyoung Soo Kim, Taejeong Kim, Dohyung Park, Yongchan You, Erang Cho, Sun-Joo Choi
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Patent number: 11302959Abstract: Provided are an electrolyte for a lithium metal battery and a lithium metal battery including the electrolyte, wherein the electrolyte includes a composite including a lithium ion-conductive compound which is a non-carbonate-based substance having resistance to reduction of lithium metal, a polymerization product of a crosslinkable polymer, and a lithium salt, wherein the lithium ion-conductive compound is glycol ether.Type: GrantFiled: August 3, 2017Date of Patent: April 12, 2022Assignee: Samsung SDI Co., Ltd.Inventors: Heeeun Yoo, Duckhyun Kim, Taeri Kwon, Taehyun Bae, Woocheol Shin, Minju Lee, Siyoung Cha
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Patent number: 11245131Abstract: A solid electrolyte for an all-solid secondary battery, the solid electrolyte including: Li, S, P, an M1 element, and an M2 element, wherein the M1 element is at least one element selected from Na, K, Rb, Sc, Fr, and the M2 element is at least one element selected from F, Cl, Br, I, molar amounts of lithium and the M1 element satisfy 0<M1/(Li+M1)?0.07, and the solid electrolyte has peaks at positions of 15.42°±0.50° 2?, 17.87° degrees±0.50° degrees 2?, 25.48° degrees±0.50° degrees 2?, 30.01° degrees±0.50° 2?, and 31.38°±0.50° 2? when analyzed by X-ray diffraction using CuK? radiation.Type: GrantFiled: November 17, 2016Date of Patent: February 8, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Tomoyuki Tsujimura, Naoki Suzuki, Yuichi Aihara
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Patent number: 11244793Abstract: Disclosed are a hybrid aluminum electrolytic capacitor and a method of producing the same. The preparation method includes impregnating a capacitive element in a fluid to improve the low-temperature property, where the fluid is prepared from a first organic solvent having a boiling point of 180° C. or more and a melting point of ?50° C. or less, a small number of an inorganic or organic acid and an amine having a boiling point of 180° C. or more.Type: GrantFiled: December 4, 2019Date of Patent: February 8, 2022Assignee: CAPXON ELECTRONIC(SHEN ZHEN)CO., LTD.Inventor: Yizhu Lin
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Patent number: 11223071Abstract: This disclosure provides systems, methods, and apparatus related to Li-ion batteries. In one aspect an electrolyte structure for use in a battery comprises an electrolyte and an interconnected boron nitride structure disposed in the electrolyte.Type: GrantFiled: May 7, 2020Date of Patent: January 11, 2022Assignee: The Regents of the University of CaliforniaInventors: Onur Ergen, Alexander K. Zettl
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Patent number: 11205798Abstract: A capacitor-assisted, solid-state lithium-ion battery is formed by replacing at least one of the electrodes of the battery with a capacitor electrode of suitable particulate composition for the replaced battery particulate anode or cathode material. The solid-state electrodes typically contain solid-state electrode material and are separated with solid-state electrode material. In another embodiment the capacitor anode or cathode particles may be mixed with lithium-ion battery anode or cathode particles respectively. Preferably, the battery comprises at least two positively-charged electrodes and two negatively-charged electrodes, and the location and compositions of the capacitor material electrode(s) may be selected to provide a desired combination of energy and power.Type: GrantFiled: July 30, 2018Date of Patent: December 21, 2021Assignee: GM Global Technology Operations LLCInventors: Zhe Li, Dave G. Rich, Haijing Liu, Dewen Kong, Sherman H. Zeng
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Patent number: 11173464Abstract: Some variations provide a method of assembling a plurality of particles into particle assemblies, comprising: (a) obtaining a first fluid containing particles and a solvent for the particles; (b) obtaining a second fluid not fully miscible with the first fluid; (c) obtaining a third fluid that is a co-solvent for the first fluid and the second fluid; (d) combining the first fluid and the second fluid to generate an emulsion containing droplets of the first fluid in the second fluid; (e) adding the third fluid to the emulsion; and (f) dissolving out the solvent from the droplets into the third fluid, thereby forming particle assemblies. Some variations also provide an assembly of nanoparticles, wherein the assembly has a volume from 1 ?m3 to 1 mm3, a packing fraction from 20% to 100%, and/or an average relative surface roughness less than 1%, wherein the assembly is not disposed on a substrate.Type: GrantFiled: May 13, 2019Date of Patent: November 16, 2021Assignee: HRL Laboratories, LLCInventors: Christopher S. Roper, Shanying Cui, Adam F. Gross
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Patent number: 11177079Abstract: An aqueous electrolyte for a pseudo-capacitor and a pseudo-capacitor comprising the same, and more particularly an aqueous electrolyte for a pseudo-capacitor comprising an aqueous solvent, and a certain concentration or more of a lithium salt and a zwitterionic compounds, and a pseudo-capacitor comprising the aqueous electrolyte described above.Type: GrantFiled: August 12, 2019Date of Patent: November 16, 2021Assignee: LG CHEM, LTD.Inventors: Donghoon Suh, Seokhyun Yoon
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Patent number: 11108033Abstract: The present invention relates to an electrochemical cell (10) comprising a negative electrode (11) comprising alkali metal or alkaline earth metal (e.g. lithium), a positive electrode (12), and an electrolytic solution (13) between the negative electrode (11) and positive electrode (12). A salt (e.g. LiPF6) comprising ions of the corresponding alkali metal or alkaline earth metal of the negative electrode is dissolved in the electrolytic solution (13) with a molarity lower than 0.25M, and at least one supporting salt (e.g. TBAPF6) is dissolved in the electrolytic solution to improve the conductivity of the electrolytic solution. In addition, the electrochemical cell is configured to receive at least one electrical nucleation pulse (20; 40) having a pulse length (lp) prior to applying an electrical deposition current (21; 41) for charging of the electrochemical cell (10).Type: GrantFiled: March 26, 2018Date of Patent: August 31, 2021Inventors: David Rehnlund, Leif Nyholm
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Patent number: 11088391Abstract: Provided is a lithium ion battery whose manufacturing process is simple and which has high energy density and heat resistance.Type: GrantFiled: October 19, 2015Date of Patent: August 10, 2021Assignees: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, MURATA MANUFACTURING CO., LTD.Inventors: Akihiro Yamano, Tetsuo Sakai, Masahiro Yanagida, Masanori Morishita, Masashi Higuchi
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Patent number: 11084723Abstract: The present invention relates to a method for drying and purifying a lithium bis(fluorosulfonyl)imide salt in solution in an organic solvent S1, said method comprising the following steps: a) adding deionised water to dissolve and extract the lithium bis(fluorosulfonyl)imide salt, forming an aqueous solution of said salt; b) extracting the lithium bis(fluorosulfonyl)imide salt from said aqueous solution, using an organic solvent S2, said step being repeated at least once; c) concentrating the lithium bis(fluorosulfonyl)imide salt by evaporating said organic solvent S2 and the water, in a short-path thin-film evaporator, under the following conditions: temperature of 30° C. to 95° C., pressure of 10?3 mbar abs to 5 mbar abs, residence time no longer than 15 min; and d) optionally crystallising the lithium bis(fluorosulfonyl)imide salt. The present invention likewise relates to a composition made of lithium bis(fluorosulfonyl)imide salt, and the uses thereof in Li-ion batteries.Type: GrantFiled: December 7, 2017Date of Patent: August 10, 2021Assignee: ARKEMA FRANCEInventors: Grégory Schmidt, Rémy Teissier
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Patent number: 11088393Abstract: A battery with excellent output characteristics and stability. The battery comprising a cathode, an anode and a separator disposed between the cathode and the anode, wherein the cathode comprises an aqueous electrolyte and a cathode active material; wherein the anode comprises an anode active material; wherein the separator comprises a first oxide electrolyte sintered body and a resin; wherein the first oxide electrolyte sintered body has grain boundaries between crystal particles of a garnet-type ion-conducting oxide represented by a general formula (A); wherein a number average particle diameter of the crystal particles is 3 ?m or less; and wherein the first oxide electrolyte sintered body satisfies the following formula 1: Rgb/(Rb+Rgb)?0.6 where Rb is an intragranular resistance value that is an ion conductivity resistance inside the crystal particles, and Rgb is a grain boundary resistance value that is an ion conductivity resistance of the grain boundaries between the crystal particles.Type: GrantFiled: December 26, 2018Date of Patent: August 10, 2021Assignee: Toyota Jidosha Kabushiki KaishaInventors: Shinji Nakanishi, Hiroshi Suyama, Shingo Ohta
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Patent number: 11063300Abstract: [Object] To provide an all-solid-state battery including an all-solid-state battery laminate which is covered with a resin layer, in which cracking of the resin layer due to changes in volume of the all-solid-state battery laminate can be prevented. [Solution To Problem] Provided is an all-solid-state battery, including an all-solid-state battery laminate including at least one all-solid-state unit cell obtained by laminating a positive electrode current collector layer, a positive electrode active material layer, a solid electrolyte layer, a negative electrode active material layer, and a negative electrode current collector layer in this order, and a resin layer, wherein the resin layer covers at least the side surfaces of the all-solid-state battery laminate, and a cavity is present between the side surfaces of at least the negative electrode active material layer and the resin layer.Type: GrantFiled: November 9, 2018Date of Patent: July 13, 2021Assignee: Toyota Jidosha Kabushiki KaishaInventor: Tetsuya Waseda
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Patent number: 11050083Abstract: The present invention relates to a high energy density lithium metal polymer (LMP) battery comprising a positive electrode that includes a high potential positive electrode active material and a block copolymer of AB or BAB type, A being an ethylene oxide block and B being an anionic polymer block based on lithium bis(trifluoromethylsulfonyl)imide.Type: GrantFiled: March 17, 2017Date of Patent: June 29, 2021Assignees: BLUE SOLUTIONS, INSTITUT POLYTECHNIQUE DE GRENOBLEInventors: Renaud Bouchet, Marc Deschamps
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Patent number: 10998578Abstract: Systems and methods of providing an electrolyte membrane for metal batteries are described. According to aspects of the disclosure, a battery cell includes an anode, a cathode, and an electrolyte membrane therebetween. The electrolyte membrane is formed from a mixture including a matrix precursor portion and an electrolyte portion. In some aspects, the membrane is polymerized after being applied to the battery component.Type: GrantFiled: February 1, 2019Date of Patent: May 4, 2021Assignee: GM Global Technology Operations LLCInventors: Fang Dai, Mahmoud Abd Elhamid, Mei Cai, Anne M. Dailly, Robert M. Lapierre
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Patent number: 10941499Abstract: A method for electrodepositing aluminum and nickel using a single electrolyte solution includes forming a mixture comprising nickel chloride and an organic halide, adding aluminum chloride to the electrolyte solution in an amount at which the mixture becomes an acidic electrolyte solution, providing a working electrode and a counter electrode in the acidic electrolyte solution, and applying a waveform to the counter electrode using cyclic voltammetry to cause aluminum and nickel ions to be deposited on the working electrode.Type: GrantFiled: July 29, 2016Date of Patent: March 9, 2021Assignee: UNIVERSITY OF SOUTH FLORIDAInventors: Ammar Bin Waqar, Wenjun Cai
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Patent number: 10910672Abstract: Electrochemical devices and processes for forming them include an anode having magnesium, a cathode, and an electrolyte in contact with the anode and the cathode. The electrolyte includes a carboranyl magnesium salt and a mixed ether solvent in which the carboranyl magnesium salt is dissolved. The mixed ether solvent includes a first ether solvent and a second ether solvent that is different from the first ether solvent.Type: GrantFiled: April 3, 2017Date of Patent: February 2, 2021Assignee: Toyota Motor Engineering & Manufacturing North America, Inc.Inventors: Rana Mohtadi, Oscar Tutusaus
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Patent number: 10879009Abstract: The present invention aims to provide an electrolyte solution for electrolytic capacitors and an electrolytic capacitor, in which the electrolyte solution has high sparking voltage and good heat resistance and does not readily solidify even at low temperatures, so that the electrolytic capacitor can be driven even in cold areas. The electrolyte solution for electrolytic capacitors of the present invention contains a solvent (C); and an electrolyte, the electrolyte consisting of a salt of a diprotic acid component (A) and a base (B), the diprotic acid component (A) containing two or more diprotic acids, wherein the two or more diprotic acids are characterized such that a mixture (E) of two or more acid anhydrides corresponding to a diprotic acid mixture containing the two or more diprotic acids is a liquid at 50° C., with the molar ratio of the acid anhydrides being the same as that of the diprotic acids in the diprotic acid component (A).Type: GrantFiled: March 23, 2017Date of Patent: December 29, 2020Assignee: SANYO CHEMICAL INDUSTRIES, LTD.Inventors: Takahiro Shiba, Fumiyuki Tanabe, Yoshihiko Akazawa, Takao Mukai, Hideki Kimura
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Patent number: 10873031Abstract: Disclosed are a p-doped conjugated small molecular electrolyte containing a compound represented by Formula 1 and an organic electronic device using the same as a hole transport material. [Ar2—Ar1—Ar2]+??<Formula 1> wherein, in Formula 1, Ar1 is any one selected from the following Compound Group 1, Ar2 is any one selected from the following Compound Group 2a or the following Compound Group 2b, and superscript “+” in the square bracket indicates an oxidized portion of a main chain of the small molecule.Type: GrantFiled: December 23, 2015Date of Patent: December 22, 2020Assignee: GWANGJU INSTITUTE OE SCIENCE AND TECHNOLOGYInventors: Kwanghee Lee, Seoung-Ho Lee, Jong-Hoon Lee, Song-Yi Jeong
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Patent number: 10854914Abstract: Provided are a solid electrolyte composition comprising: a specific inorganic solid electrolyte and a binder, in which a polymer constituting the binder includes a macromonomer component having a mass-average molecular weight of 1,000 or more and less than 1,000,000 and includes a ring structure of two or more rings, a sheet for an all-solid state secondary battery, an electrode sheet for an all-solid state secondary battery, and an all-solid state secondary battery for which the solid electrolyte is used, and methods for manufacturing a sheet for an all-solid state secondary battery, an electrode sheet for an all-solid state secondary battery, and an all-solid state secondary battery.Type: GrantFiled: July 26, 2018Date of Patent: December 1, 2020Assignee: FUJIFILM CorporationInventors: Tomonori Mimura, Hiroaki Mochizuki, Masaomi Makino
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Patent number: 10847852Abstract: Disclosed is a hybrid electrochemical cell with a first conductor having at least one portion that is both a first capacitor electrode and a first battery electrode. The hybrid electrochemical cell further includes a second conductor having at least one portion that is a second capacitor electrode and at least one other portion that is a second battery electrode. An electrolyte is in contact with both the first conductor and the second conductor. In some embodiments, the hybrid electrochemical cell further includes a separator between the first conductor and the second conductor to prevent physical contact between the first conductor and the second conductor, while facilitating ion transport between the first conductor and the second conductor.Type: GrantFiled: December 18, 2018Date of Patent: November 24, 2020Assignee: The Regents of the University of CaliforniaInventors: Maher F. El-Kady, Richard B. Kaner
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Patent number: 10840031Abstract: An ultracapacitor that is in contact with a hot atmosphere having a temperature of about 80° C. or more is provided. The ultracapacitor contains a first electrode, second electrode, separator, nonaqueous electrolyte, and housing is provided. The first electrode comprises a first current collector electrically coupled to a first carbonaceous coating and the second electrode comprises a second current collector electrically coupled to a second carbonaceous coating. The capacitor exhibits a capacitance value within the hot atmosphere of about 6 Farads per cubic centimeter or more as determined at a frequency of 120 Hz and without an applied voltage.Type: GrantFiled: November 1, 2019Date of Patent: November 17, 2020Assignee: AVX CorporationInventors: Jonathan Robert Knopsnyder, Shawn Hansen, Andrew P. Ritter
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Patent number: 10818925Abstract: An electrical or electrochemical cell, including a cathode layer, an electrolyte layer, and an anode layer is disclosed. The cathode layer includes a first material providing a cathodic electric transport, charge storage or redox function. The electrolyte layer includes a polymer, a first electrolyte salt, and/or an ionic liquid. The anode layer includes a second material providing an anodic electric transport, charge storage or redox function. At least one of the cathode and anode layers includes the ionic liquid, a second electrolyte salt, and/or a transport-enhancing additive.Type: GrantFiled: January 31, 2019Date of Patent: October 27, 2020Assignee: Imprint Energy, Inc.Inventors: John Devin MacKenzie, Christine Chihfan Ho, Karthik Yogeeswaran, Po-Jen Cheng
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Patent number: 10818971Abstract: An improved, low porosity, solid electrolyte membrane and a method of manufacturing the solid electrolyte membrane are provided. The low porosity, solid electrolyte membrane significantly improves both mechanical strength and porosity of the membrane, inhibits the growth of lithium dendrites (Li dendrites), and thereby maintains and maximizes electrochemical stability of an all-solid-state battery. This is accomplished by wet-coating a sulfide or oxide solid electrolyte particle with a thermoplastic resin, or a mixture of the thermoplastic resin and a thermosetting resin, using a solvent to prepare a composite and hot-pressing the composite at a relatively low temperature and at a low pressure.Type: GrantFiled: December 15, 2017Date of Patent: October 27, 2020Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Oh Min Kwon, Hong Seok Min, Yong Sub Yoon, Kyung Su Kim, Dae Yang Oh, Yoon Seok Jung, Young Jin Nam, Sung Hoo Jung
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Patent number: 10790539Abstract: An object of the present disclosure is to provide a fluoride ion battery of which power generating elements (a cathode active material layer, a solid electrolyte layer, and an anode active material layer) may be formed by two kinds of members: an electrode layer and a solid electrolyte layer. The present disclosure achieves the object by providing a fluoride ion battery comprising: an electrode layer that includes a first metal element or a carbon element and has capability of fluorination and defluorination; a solid electrolyte layer containing a solid electrolyte material, the solid electrolyte material including a second metal element with lower fluorination potential and defluorination potential than the potentials of the first metal element or the carbon element; and an anode current collector, in this order; and an anode active material layer being not present between the solid electrolyte layer and the anode current collector.Type: GrantFiled: September 29, 2017Date of Patent: September 29, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hidenori Miki
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Patent number: 10777833Abstract: An electrolyte membrane including (i) a porous mat of nanofibres, wherein the nanofibres are composed of a non-ionically conducting heterocyclic-based polymer, the heterocyclic-based polymer comprising basic functional groups and being soluble in organic solvent; and (ii) an ion-conducting polymer which is a partially- or fully-fluorinated sulphonic acid polymer. The porous mat is essentially fully impregnated with ion-conducting polymer, and the thickness of the porous mat in the electrolyte membrane is distributed across at least 80% of the thickness of the electrolyte membrane. Such a membrane is of use in a proton exchange membrane fuel cell or an electrolyser.Type: GrantFiled: August 4, 2015Date of Patent: September 15, 2020Assignees: Johnson Matthey Fuel Cells Limited, Centre National de la Recherche Scientifique, Universite de MontpellierInventors: Deborah Jones, Jacques Roziere, Sara Cavaliere, Surya Subianto, Sarah Burton
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Patent number: 10763541Abstract: Disclosed is a non-aqueous electrolyte for a lithium secondary battery and a lithium secondary battery comprising the same. The non-aqueous electrolyte including an ionizable lithium salt and an organic solvent may further include (a) 1 to 10 parts by weight of a compound having a vinylene group or vinyl group per 100 parts by weight of the non-aqueous electrolyte, and (b) 10 to 300 parts by weight of a dinitrile compound having an ether bond per 100 parts by weight of the compound having the vinylene group or vinyl group. The lithium secondary battery comprising the non-aqueous electrolyte may effectively suppress the swelling and improve the charge/discharge cycle life.Type: GrantFiled: February 12, 2013Date of Patent: September 1, 2020Assignee: LG Chem, Ltd.Inventors: Yeon-Suk Hong, Kwon-Young Choi, Jae-Seung Oh, Byoung-Bae Lee, Kyung-Hwan Jung, Hye-Yeong Sim
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Patent number: 10763547Abstract: An electrolyte for a lithium-ion battery, and a battery incorporating the electrolyte. The electrolyte includes a lithium salt, a non-aqueous organic solvent which includes a carbonate-based solvent, a flame retardant, a film former, and a stabilizing medium. The flame retardant includes PYR1RPF6 (N-Methyl-N-alkylpyrrolidinium Hexafluorophosphate Salt).Type: GrantFiled: January 3, 2020Date of Patent: September 1, 2020Assignee: High Tech Battery Inc.Inventor: Kuei Yung Wang
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Patent number: 10741879Abstract: Provided is a secondary battery which uses a heat generating reaction of the redox shuttle agent to achieve stopping a function of the battery by blocking ion conduction and rapidly increasing an internal resistance by means of volatilized non-aqueous solvent when an abnormality such as overcharge occurs. A secondary battery 1 comprises a battery element comprising a positive electrode 11, a negative electrode 12, a separator 13, and an electrolytic solution, and a casing sealing the battery element. The electrolytic solution comprises a redox shuttle agent and an organic solvent having a boiling point of 125° C. or less. The separator 13 comprises aramid fiber assembly, aramid microporous structure, polyimide microporous structure or polyphenylenesulfide microporous structure, and polyphenylenesulfide, and has an average void size of 0.1 ?m or more.Type: GrantFiled: October 19, 2015Date of Patent: August 11, 2020Assignee: NEC CorporationInventors: Kazuhiko Inoue, Kenichi Shimura, Noboru Yoshida
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Patent number: 10732503Abstract: A method of manufacturing a wire grid pattern includes providing a laminate having a base member, a metal layer disposed on the base member, a mask layer disposed on the metal layer and containing a metal oxide, an adhesive layer disposed on the mask layer, and a patterned resin layer disposed on the adhesive layer and formed by irradiation of first light; and irradiating the laminate with second light. The adhesive layer may comprise a silane coupling agent.Type: GrantFiled: July 19, 2018Date of Patent: August 4, 2020Assignee: Samsung Display Co., Ltd.Inventors: Min Hyuck Kang, Eun Ae Kwak, Dong Eon Lee, Gug Rae Jo
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Patent number: 10727533Abstract: A fluoride ion battery in which an occurrence of a short circuit is suppressed achieves the object by providing a fluoride ion battery including: an electrode layer that includes a first metal element or a carbon element and has capability of fluorination and defluorination; a solid electrolyte layer containing a solid electrolyte material, the solid electrolyte material including a second metal element with lower fluorination potential and defluorination potential than the potentials of the first metal element or the carbon element; and an anode current collector, in this order; and an anode active material layer being not present between the solid electrolyte layer and the anode current collector; and at least one of the solid electrolyte layer and the anode current collector includes a simple substance of Pb, Sn, In, Bi, or Sb, or an alloy containing one or more of these metal elements.Type: GrantFiled: September 19, 2017Date of Patent: July 28, 2020Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Hidenori Miki
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Patent number: 10686227Abstract: This disclosure provides systems, methods, and apparatus related to Li-ion batteries. In one aspect an electrolyte structure for use in a battery comprises an electrolyte and an interconnected boron nitride structure disposed in the electrolyte.Type: GrantFiled: November 27, 2017Date of Patent: June 16, 2020Assignee: The Regents of the University of CaliforniaInventors: Onur Ergen, Alexander K. Zettl
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Patent number: 10685787Abstract: An electrolytic capacitor includes an anode body, a dielectric layer formed on the anode body, and a conductive polymer layer covering at least a part of the dielectric layer. The conductive polymer layer includes a conductive polymer and a polymer dopant. The polymer dopant includes a copolymer that includes a first monomer unit and a second monomer unit. The first monomer unit has a sulfonate group. Time second monomer unit has a functional group represented by a formula (i); —CO—R1—COOH (where R1 represents an aliphatic hydrocarbon group having 1 to 8 carbon atoms, an aromatic group, or a divalent group —OR2—, R2 representing an aliphatic hydrocarbon group having 1 to 8 carbon atoms or an aromatic group).Type: GrantFiled: September 12, 2017Date of Patent: June 16, 2020Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Youichirou Uka, Katsuya Miyahara, Hiroshi Kojima
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Patent number: 10679800Abstract: An electrolytic capacitor includes a capacitor element. The capacitor element includes an anode including a dielectric layer thereon and a cathode member including a conductive polymer and in contact with the dielectric layer. The capacitor element is impregnated with a liquid containing at least one of polyalkylene glycol and derivatives of polyalkylene glycol. The liquid further contains an aromatic compound having a nitro group and at least one of a hydroxyl group and a carboxyl group.Type: GrantFiled: December 20, 2019Date of Patent: June 9, 2020Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Hiroyuki Matsuura, Shigetaka Furusawa, Hidehiro Sasaki, Tatsuji Aoyama
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Patent number: 10680284Abstract: A secondary battery includes: a cathode, an anode, and an electrolytic solution including a cyano compound. The cathode, the anode, and the electrolytic solution are provided inside a film-like outer package member.Type: GrantFiled: January 26, 2016Date of Patent: June 9, 2020Assignee: Murata Manufacturing Co., Ltd.Inventors: Masayuki Ihara, Shigeru Fujita
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Patent number: 10665845Abstract: An apparatus includes a battery stack including a plurality of alternating anodes and cathodes, wherein each of the anodes is positioned between first and second separators, and wherein a tab of the anode extends out from between the first and second separators, and an edge tape extending across a top of the first and second separators.Type: GrantFiled: May 1, 2017Date of Patent: May 26, 2020Assignee: Cardiac Pacemakers, Inc.Inventor: Arild Vedoy
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Patent number: 10651504Abstract: Additives to electrolytes that enable the formation of comparatively more robust SEI films on silicon anodes. The SEI films in these embodiments are seen to be more robust in part because the batteries containing these materials have higher coulombic efficiency and longer cycle life than comparable batteries without such additives.Type: GrantFiled: April 13, 2018Date of Patent: May 12, 2020Assignee: Wildcat Discovery Technologies, Inc.Inventors: Gang Cheng, Deidre Strand, Ye Zhu, Marissa Caldwell