Sony Corporation

Murata Manufacturing Co., Ltd.

Fuji Photo Film Company, Limited

Murata Manufacturingco., Ltd.

Fujifilm Corporation

Tadahiko Kubota

Masayuki Ihara

Hiroyuki Yamaguchi

Toru Odani

Hideki Nakai

Akira Yamaguchi

Atsumichi Kawashima

Ichiro Yamada

Kazumasa Takeshi

Hiroshi Horiuchi

Akinori Kita

Shunsuke Saito

Kenichi Kawase

Takakazu Hirose

Masahiro Miyamoto

Shigeru Fujita

Kunihiko Hayashi

Haruo Watanabe

Yuzuru Fukushima

Masayuki Mishima

Momoe Adachi

Hiroshi Inoue

Takashi Tamura

Hiroo Takizawa

Shuhei Sugita

Hiroki Mita

Yuko Hayakawa

Masaki Kuratsuka

Hiroyuki Suzuki

Hironori Sato

Akira Ichihashi

Kimio Tajima

Hideto Watanabe

Yukio Miyaki

Yoshio Idota

Tsutomu Miyasaka

Shinya Wakita

Kiyohiko Suzuki

Ryohei Tsuda

Aiko Nakamura

Shoichiro Yasunami

Izaya Okae

Toshio Nishi

Satoshi Mizutani

Kumiko Takagi

Kentaro Yoshimura

Takashi Murakami

Yasuo Mukunoki

Yosuke Hosoya

Koji Morita

Yukio Maekawa

Hiroshi Imoto

Mitsutoshi Tanaka

Yoshikazu Kato

Shigetoshi Ono

Yoshihiro Kudo

Yuri Nakayama

Takehiko Tanaka

Tomoyo Ooyama

Kazuaki Fukushima

Atsushi Nishimoto

Norihito Kobayashi

Takumi Hiasa

Shinichi Katayama

Eiji Funatsu

Nobuya Okano

Kiyoshi Kumagae

Tomoyuki Shiratsuchi

Noritoshi Araki

Takuma Sakamoto

Dennis Chercka

Naoto Ueda

William Ford

Nadejda Krasteva

Azumi Nakamura

Silvia Rosselli

Gabriele Nelles

David Danner

Muneaki Ando

Vitor Deichmann

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.

Secondary battery, electrolytic solution, battery pack, electronic device, and electrical vehicle

A battery includes a positive electrode containing sulfur, a negative electrode containing a material for occluding and releasing a lithium ion, and an electrolytic solution. The electrolytic solution contains at least one of a liquid complex and a liquid salt in which a polysulfide is insoluble or almost insoluble, and a solvent in which a polysulfide is soluble. The electrolytic solution has a LiSsaturation sulfur concentration of 10 mM or more and 400 mM or less.

Electrolytic solution, battery, battery pack, electronic device, electric vehicle, electricity storage device and electric power system

A battery is provided. The battery includes an electrode group including a positive electrode and a negative electrode, and an electrolyte including an electrolytic solution. The electrode group includes an insulating layer having an insulating material, and the electrolytic solution includes a nonaqueous solvent containing propylene carbonate in an amount of 5% by mass or more and an additive including one or more predetermined compounds.

Battery, battery pack, electronic device, electric vehicle, electric storage device, and electric power system

A method for producing a negative electrode for magnesium secondary batteries includes: providing a current collector having an underlying layer including a metal having a higher ionization tendency than magnesium, where the underlying layer is formed on a surface of the current collector; and forming a negative electrode active material layer including a magnesium layer on the current collector by a chemical plating method using the underlying layer as a base material.

Negative electrode for magnesium secondary batteries and method for producing same, and magnesium secondary battery

A secondary battery is provided. The secondary battery includes a positive electrode, a negative electrode, and an electrolytic solution. The electrolytic solution includes at least one of a first heterocyclic compound and a second heterocyclic compound.

Electrolytic solution for secondary battery, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic device

A battery is provided with a positive electrode, a negative electrode and an electrolyte. In the battery, a first compound that is an unsaturated fluorine compound and a second compound that is a nitrile compound are contained.

Electrolytic solution, battery, battery pack, electronic device, electric vehicle, electrical storage device, and electric power system

A secondary battery includes a positive electrode, a negative electrode, and an electrolyte layer. The electrolyte layer includes an electrolytic solution, a polymer compound, and a plurality of inorganic particles. The polymer compound includes a copolymer including vinylidene fluoride and hexafluoropropylene, and a ratio W2/W1 of a weight W2 of the electrolytic solution to a weight W1 of the polymer compound is from 2.5 to 50.

Secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus

A secondary battery includes a cathode, an anode, and a nonaqueous electrolytic solution. The nonaqueous electrolytic solution includes a compound represented by M[(Z1Y1)(Z2Y2)N](where M is a metal element, each of Z1 and Z2 is one of groups such as as a fluorine group, and each of Y1 and Y2 is one of groups such as a sulfonyl group), a compound such as a compound represented by R1-CN (where R1 is a monovalent hydrocarbon group), and a compound such as a compound represented by R22-(CN)(where R22 is an n-valent hydrocarbon group, and n is an integer of 2 or more). A content of the compound represented by [(Z1Y1)(Z2Y2)N]in the nonaqueous electrolytic solution is within a range of 2.5 mol/dmto 6 mol/dmboth inclusive.

Secondary battery-use electrolytic solution, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus

A secondary battery includes: a cathode; an anode; and an electrolytic solution including a cyano compound, the cyano compound including a compound represented by R1-O&#x2014;C(&#x2550;O)&#x2014;O&#x2014;R2 (R1, R2, or both include a cyano-group-containing group), a compound represented by R3-C(&#x2550;O)&#x2014;O&#x2014;R4 (R4 includes the cyano-group-containing group), or both.

Electrolytic solution, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus

A secondary battery is provided. The secondary battery includes a cathode; an anode; and an electrolytic solution, wherein the anode comprises an anode active material layer, wherein the anode active material layer comprises a carbon material, wherein the anode active material layer has a thickness from about 40 micrometers to about 100 micrometers, and wherein the electrolytic solution comprises an unsaturated cyclic ester carbonate represented by Formula (2): where R5 and R6 are selected from the group consisting of a hydrogen group, an alkyl group, an alkyne group, and an aryl group.

Secondary battery including electrolyte having an unsaturated cyclic ester carbonate

A secondary battery is provided. The secondary battery includes a positive electrode, a negative electrode, and an electrolyte layer, and the electrolyte layer includes an electrolytic solution and a copolymer containing vinylidene fluoride, hexafluoropropylene, and a hetero-unsaturated compound.

A battery includes a positive electrode, a negative electrode, and an electrolyte solution, in which the electrolyte solution contains a predetermined compound.

Electrolyte solution, battery pack, electronic apparatus, electric vehicle, power storage apparatus, and power system

A battery includes: a positive electrode; a negative electrode; and an electrolyte. At least one of the electrolyte and the negative electrode contains an aluminum hydroxide, at least a part of a surface of the aluminum hydroxide being modified.

Electrolyte, battery, battery pack, electronic apparatus, electric vehicle, power storage apparatus, and power system

A battery, including: a positive electrode; a negative electrode; and an electrolyte layer containing a negative electrode active material.

Battery, battery pack, electronic device, electric vehicle, electricity storage device and electric power system

A battery is provided including an anode, a cathode and an electrolyte; wherein the electrolyte includes one or both of fluoro ethylene carbonate and difluoro ethylene carbonate in an amount of 0.5% by mass or more and 10% by mass or less, wherein the anode includes an anode active material layer provided on an anode current collector, and wherein a thickness of the anode active material layer, after charging the battery, is 58 um or more and 75 um or less.

Battery

Growing community of inventors

Kanagawa, Japan

Tadahiko Kubota