国家/地区 日本（10）
IPC部 C（10） H（10） B（9）
IPC大类 C01（10） H01（10） B82（8）
B32（2） C25（2）
IPC小类 C01B（10） H01M（10） B82Y（7）
B32B（2） C25D（2） H01B（2）
H01G（2）
IPC H01M004/62（9） C01B031/04（8） H01M004/36（8）
H01M004/583（8） B82Y030/00（7） C01B031/02（7）
H01M004/133（7） H01M004/04（6） H01M004/13（6）
H01M004/587（6） C01B032/20（5） H01M004/136（5）
H01M004/1393（5） H01M010/0525（5） B82Y040/00（4）
发明人 NOMOTO K（7） OGUNI T（4） TODORIKI H（4）
TODOROKI H（4） INOUE N（3） KOKUNI T（3）
NAGATA T（3） OSADA T（3） TAKEUCHI T（3）
YUGAWA M（3） YUKAWA M（3） IKENUMA T（2）
KAWAKAMI T（2） KUNIHARU N（2） MIWA T（2）
公开年 2013（6） 2012（4）
申请年 2012（8） 
专利权人 SEMICONDUCTOR ENERGY LAB（10）

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

Forming graphene oxide salt involves mixing graphite and oxidizer having alkali metal salt, ionizing oxidizer having alkali metal salt with acid solution, removing oxidizer, separating graphene oxide and reacting graphene oxide and base.

NOMOTO K, INOUE N, YUKAWA M, IKENUMA T, YUGAWA M

Manufacturing method for graphene-coated object, involves heating graphene oxide deposited on uneven surface of object in vacuum or reducing atmosphere to reduce graphene oxide to graphene, after immersing object in graphene oxide solution.

OGUNI T, OSADA T, TAKEUCHI T, KOKUNI T, NAGATA T

Graphite oxide manufacturing method for producing graphene used in e.g. secondary battery of electronic and electric device, involves performing electrodialysis to remove cations from solution.

TODORIKI H, TAKEMURA Y, NOMOTO K, TODOROKI H

Lithium ion secondary battery used for e.g. electrical machinery, has graphene layers which are provided with concavo-convex portion.

TEPEY O, TAKESHI O, TOSHIHIKO T, KUNIHARU N, OGUNI T, NAGATA T, TAKEUCHI T, NOMOTO K, OSADA T

Electrode such as a positive electrode or a negative electrode, useful in a battery e.g. manganese battery, comprises active material particles, and a graphene net that includes graphene sheets and is formed by heat treatment.

TODORIKI H, MOMO J, OGUNI T, INOUE N, TODOROKI H, KOKUNI T

Object useful as electrode of lithium-ion secondary battery, in electric device e.g. mobile phones, lighting devices and personal computers, and to manufacture graphene, comprises uneven surface and graphene layer over the uneven surface.

OGUNI T, OSADA T, TAKEUCHI T, NOMOTO K, KOKUNI T, NAGATA T

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