国家/地区 日本（13）
IPC部 C（13）
IPC大类 C01（13）
IPC小类 C01B（13）
IPC C01B025/45（13）
发明人 NOMOTO K（3） KAWAKAMI T（2） MIWA T（2）
PAN J（2） SAITO Y（2） TODORIKI H（2）
TODOROKI H（2） WANG Y（2） YAMAKAJI M（2）
YONEDA Y（2） YUGAWA M（2） YUKAWA M（2）
ZHOU M（2）
公开年 2012（4） 2013（3） 2015（2）
申请年 2012（3）  2010（2）  2014（2）  2021（2） 
专利权人 SEMICONDUCTO.（4） HAIYANGWANG .（2） KAWAKAMI T（2） NOMOTO K（2）
OCEAN S KING.（2） OCEANS KING .（2）

Positive electrode active material used in lithium ion secondary battery, comprises granule composed of olivine-type phosphate particles containing manganese and graphene particles having phosphate group.

ONOZUKA T, KAWAMURA H

Coated cathode active material used for slurry for cathode for secondary battery, comprises cathode active material and coating layer comprising coated cathode active material which is derived from phosphorus-containing compound.

HO K P, JIANG Y, DU F, HUEN P, XUAN S, HE J, DUFENGJUAN, HUENPRISCILLA

Positive electrode for lithium ion secondary battery, comprises layer comprising active material, (multilayer) graphene, and vanadium-containing compound whose at least one portion is adhered to surface of (multilayer) graphene.

KARIYADO H, HASEGAWA T

Electrode material for paste used for electrodes of lithium ion battery comprises carbonaceous film which has graphene layer and is formed on surface of electrode active material particle with olivine-type crystal structure.

KITAGAWA T, MINE H, YASUMIISHI H, ONO K, OONO K

Conductive carbon used in material for forming electrodes, comprises hydrophilic solid-phase component having preset microcrystal size in graphene surface direction calculated from Raman spectrum.

ISHIMOTO S, KUBOTA S, MINATO Y, NAOI K, NAOI W, TAMAMITSU K

New graphene oxide, useful as a raw material of a conductive additive in a positive electrode for a nonaqueous secondary battery, and electronic devices.

TODORIKI H, YUKAWA M, SAITO Y, YAMAKAJI M, YATABE R, IKENUMA T, TODOROKI H, YUGAWA M, YONEDA Y, TSUKUDA R

Forming electrode material comprises forming layer including graphene oxide on first conductive layer, immersing first and second conductive layers in electrolyte and electrochemically reducing part of graphene oxide in first layer.

TODORIKI H, SAITO Y, KAWAKAMI T, NOMOTO K, YUKAWA M, TODOROKI H, YUGAWA M, YONEDA Y

Manufacturing positive electrode used for lithium secondary battery, comprises forming mixture of lithium-containing composite oxide having olivine structure and graphene oxide, applying pressure to the mixture and reducing graphene oxide.

MIWA T, INOUE N, NOMOTO K, MOMO J

Method for preparing graphene-based lithium iron phosphate/carbon composite material used in power battery, involves preparing phosphate/oxide precursor by dispersing ferric salt- and phosphate solution followed by drying obtained emulsion.

CAO Y, DU K, HU G, PENG Z, WU K, DU KE

Forming positive electrode material for energy storage device involves forming raw material mixture, baking, grinding, adding graphene oxide, second baking to form product and reduce graphene oxide, and coating product surface with graphene.

NOMOTO K, MIWA T, YAMAKAJI M, KAWAKAMI T, YAMAOGI M, KUNIHARU N