国家/地区 美国（8） 日本（2）
IPC部 C（8）
IPC大类 C01（8） H01（8）
IPC小类 C01B（8）
IPC C01B032/23（8）
发明人 OGUNI T（5） MIWA T（4） YAMAKAJI M（4）
YONEDA Y（4） TSURUTA A（3） KADOMA H（2）
NOMOTO K（2） SAITO Y（2） SEO S（2）
TODORIKI H（2） YUKAWA M（2）
公开年 2017（2） 2021（2）
申请年 2021（3）  2019（2） 
专利权人 SEMICONDUCTOR ENERGY LAB（8）

Preparing a positive electrode for a nonaqueous secondary battery, involves adding a positive electrode active material to a dispersion medium to form a first mixture, kneading the first mixture to form a second mixture, and adding binder.

IKENUMA T, YATABE R, YAMAKAJI M, SAITO Y, YUKAWA M, TODORIKI H

Forming graphene compound for flexible lithium-ion storage battery, by stirring graphene oxide and base under nitrogen stream to form first mixture, cooling, adding silylating agent to first mixture to form second mixture, in which the silylating agent further has chain group of ether bonds.

SEO S, OGUNI T, KADOMA H

Manufacture of graphene compound for manufacturing secondary battery, involves e.g. adding graphite into solution containing sulfuric acid, washing graphite with aqueous solution containing sulfate, and performing ultrasonic treatment.

TSURUTA A, YAMAKAJI M, MIWA T, OGUNI T, YONEDA Y

Graphene compound used in an electrolyte for lithium-ion storage battery, comprises graphene or graphene oxide and chain group comprising two or more ether bonds, and chain group is bonded to graphene or graphene oxide through silicon atom.

KADOMA H, OGUNI T, SEO S

Manufacturing graphene compound for storage battery used for semiconductor devices by inserting sulfuric acid between layers of graphite, washing the graphite with aqueous solution, and oxidizing the graphite after washing.

YONEDA Y, OGUNI T, MIWA T, YAMAKAJI M, TSURUTA A

Manufacture of graphene compound used for forming electrode, involves inserting sulfuric acid between graphite layers, washing with aqueous solution containing sulfate or organic solvent, heating, ultrasonically treating and oxidizing.

YONEDA Y, OGUNI T, MIWA T, YAMAKAJI M, TSURUTA A

Positive electrode used for lithium secondary battery, comprises positive electrode current collector and positive electrode active material layer having active material particles and graphene oxide over positive electrode current collector.

MIWA T, INOUE N, NOMOTO K, MOMO J

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