Sony Corporation

Hodogaya Chemical Co., Ltd.

Affinity Co, Ltd.

Citizen Watch Company, Ltd.

Sony Deutschland Gmbh

Other

Sony Corpotation

Haruo Watanabe

Yasuhito Inagaki

Tsutomu Noguchi

Tomoyo Ooyama

Yosuke Hosoya

Miyuki Kuromiya

Koji Morita

Hideto Azuma

Masanori Soma

Kenji Ogisu

Shunsuke Saito

Koichi Kawasumi

Tadahiko Kubota

Akio Yasuda

Shigeru Fujita

Ichiro Yamada

Masafumi Ata

Takao Tsuchiya

Koichi Tanaka

Akira Shirakura

Eriko Matsui

Kazuhiro Noda

Kenichi Takahashi

Nobuyuki Matsuzawa

Hideki Nakai

Kenichi Kurihara

Guohua Li

Kiyosuke Suzuki

Koichiro Hinokuma

Masaki Machida

Junetsu Seto

Kotaro Satori

Fumihata Yamamoto

Masahiro Sawaguchi

Nozomu Morita

Shuhei Sugita

Shinichi Katayama

Ritsuko Inoue

Takaaki Kano

Daisuke Hasegawa

Tomikazu Watanabe

Noritoshi Araki

Tadashi Mizutani

Yumiko Torimizu

Yuki Ogawa

Takae Yamauchi

Susumu Kitagawa

Shigeo Kiuchi

Tsuyoshi Sato

Ken Kobayashi

Hiroshi Ohki

Hiroshi Miyazawa

Kunihiko Hayashi

Yuji Yakura

Noriyuki Kishii

Yoshikazu Kato

Atsumichi Kawashima

Yoshihiro Kudo

Takahiro Kamei

Huy Sam

Hidemi Tomita

Oliver Harnack

Masaaki Matsunaga

Yoshio Iinuma

Shigeyuki Takahashi

Takahiro Miyazaki

Kiyohiko Suzuki

Masataka Matsute

Mayumi Miyashita

Shuichi Takeuchi

Nobuya Okano

Eiichi Tajima

Atsuko Suzuki

Kazuaki Okabe

Misao Kusunoki

Hideyuki Ishii

Teruaki Takahashi

Toshihide Hirohara

Toshiaki Fukuma

Muneaki Ando

Masami Ohyama

Masataka Machida

Kouichi Kawasumi

Naotake Ando

A battery is composed of a positive electrode in which a positive electrode active material layer including a positive electrode active material is formed on a positive electrode collector, a negative electrode in which a negative electrode active material layer including a negative electrode active material is formed on a negative electrode collector, a separator provided between the positive electrode and the negative electrode, and an electrolyte impregnated in the separator. The battery further includes at least one of a heteropoly acid and a heteropoly acid compound as an additive at least in one of the positive electrode, the negative electrode, the separator, and the electrolyte.

Non-aqueous electrolyte battery including an amorphous material

A cathode active material capable of obtaining a high capacity and capable of improving stability or low-temperature characteristics, a method of manufacturing the same, and a battery are provided. A cathode () includes a cathode active material including a lithium complex oxide including Li and at least one kind selected from the group consisting of Co, Ni and Mn, and P and at least one kind selected from the group consisting of Ni, Co, Mn, Fe, Al, Mg and Zn as coating elements on a surface of the lithium complex oxide. Preferably, the contents of the coating elements are higher on the surface of the cathode active material than those in the interior thereof, and decrease from the surface to the interior.

Cathode active material, method of manufacturing the same and battery

A nonaqueous electrolytic solution includes: a solvent, an electrolyte salt, a polyacid and/or a polyacid compound, and a monofluorophosphate and/or a difluorophosphate.

Nonaqueous electrolytic solution and battery including a heteropolyacid and/or a heteropolyacid compound

A nonaqueous electrolyte battery is provided and includes a positive electrode, a negative electrode, and an electrolyte. The electrolyte contains a nonaqueous solvent, an electrolyte salt, a matrix polymer and a ceramic powder, and further contains a polyacid and/or a polyacid compound.

Nonaqueous electrolyte composition and nonaqueous electrolyte battery

A cathode active material capable of increasing a capacity and improving high temperature characteristics or cycle characteristics, a method of manufacturing it, a cathode using the cathode active material, and a battery using the cathode active material are provided. In a cathode active material contained in a cathode, a coating layer is provided on at least part of complex oxide particle containing at least lithium (Li) and cobalt (Co). The coating layer is an oxide which contains lithium (Li) and at least one of nickel (Ni) and manganese (Mn).

Cathode active material, method of manufacturing it, cathode, and battery

A nonaqueous electrolyte battery includes: a positive electrode; a negative electrode; a nonaqueous electrolyte that includes a solvent and an electrolyte salt, the solvent including a halogenated cyclic carbonate of the Formula (1) below, or at least one of unsaturated cyclic carbonates of the Formulae (2) and (3) below; and a polyacid and/or a polyacid compound contained in the battery,   

Nonaqueous electrolyte battery and nonaqueous electrolyte

A cathode active material is provided. The cathode active material includes: a composite oxide particle including at least lithium and cobalt; a coating layer which is provided in at least a part of the composite oxide particle and includes an oxide including lithium and a coating element of at least one of nickel and manganese; and a surface layer which is provided in at least a part of the coating layer and includes at least one element selected from the group consisting of silicon, tin, phosphorus, magnesium, boron, zinc, tungsten, aluminum, titanium, and zirconium.

Cathode active material, its manufacturing method, and non-aqueous electrolyte secondary battery

A positive electrode for a nonaqueous electrolyte battery includes a collector, and a positive electrode active material layer. The positive electrode active material layer includes a positive electrode active material, and also includes a heteropoly acid and/or heteropoly acid compound and phosphorous acid as additives.

Positive electrode with heteropoly and phosphorous additives and nonaqueous electrolyte battery

A nonaqueous electrolyte includes: a solvent, an electrolyte salt, and at least one of heteropolyacid salt compounds represented by the following formulae (I) and (II): HA[BDO].zHO (I), HA[BDO].rHO (II). A represents Li, Na, K, Rb, Cs, Mg, Ca, Al, NH, or an ammonium salt or phosphonium salt; B represents P, Si, As or Ge; D represents at least one element selected from Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Zr, Nb, Mo, Tc, Rh, Cd, In, Sn, Ta, W, Re and Tl; x, y and z are values falling within the ranges of (0&#x2266;x&#x2266;1), (2&#x2266;y&#x2266;4) and (0&#x2266;z&#x2266;5), respectively; and p, q and r are values falling within the ranges of (0&#x2266;p&#x2266;5), (10&#x2266;q&#x2266;15) and (0&#x2266;r&#x2266;15), respectively.

Nonaqueous electrolyte and nonaqueous electrolyte battery

A positive electrode active material includes a lithium complex oxide particle, and a coating layer formed on at least a part of the surface of the lithium complex oxide particle. The lithium complex oxide particle is a lithium complex oxide particle composed mainly of nickel. The coating layer contains an oxo acid and/or an oxo acid compound, an acidity of the surface of the lithium complex oxide particle composed mainly of nickel is increased by the coating layer. The acidity is determined based on a pH of a supernatant of water in a state where after 1.0 part by weight of the lithium complex oxide particle composed mainly of nickel and having a coating layer formed thereon is dispersed in 50 parts by weight of water. The lithium complex oxide particle sediments, and the pH is less than 8.0.

Positive electrode active material, method for manufacturing positive electrode active material and nonaqueous electrolyte battery

A nonaqueous electrolyte battery includes: a positive electrode having a positive electrode active material layer that includes a positive electrode active material, a binder, and a compound having a pyrrolidone skeleton; a negative electrode having a negative electrode active material layer; a nonaqueous electrolyte that includes a solvent and an electrolyte salt; and a polyacid and/or a polyacid compound contained inside the battery.

Nonaqueous electrolyte battery using polyacid and/or polyacid compound

A method of manufacturing a cathode active material is provided. The method includes the step of precipitating step for providing a solution of a deposition component onto composite oxide particles including lithium Li and nickel Ni, removing a solvent from the solution on the composite oxide particles within a short time period, and precipitating the deposition component on surfaces of the composite oxide particles; and heating step for heating under an oxidation atmosphere the composite oxide particles with the deposition component precipitated on the surfaces.

Method of manufacturing cathode active material

A nonaqueous electrolyte includes: a nonaqueous solvent; an electrolyte salt; a hydrocarbon compound having a nitrile group; and at least one of a heteropolyacid and a heteropolyacid compound.

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Kanagawa, Japan

Haruo Watanabe