国家/地区 中国（32） 美国（20） 日本（16） 世界知识产权组织（15） 欧洲专利局（EPO）（14） 韩国（13） 台湾（7） 印度（5） 加拿大（4）
IPC部 C（48）
IPC大类 C01（48）
IPC小类 C01B（48）
IPC C01B032/184（48）
发明人 LIU H（4） YAMAGUCHI J（4） LI Y（3）
DUMSLAFF T（2） FASEL R（2） FENG X（2）
LI J（2） LIU J（2） MUELLEN K（2）
MULLEN K（2） OHTOMO M（2） OTOMO M（2）
RUFFIEUX P（2） SCHWAB M G（2） WANG L（2）
公开年 2018（8） 2021（7） 2015（6） 2016（5） 2023（5） 2017（3） 2019（3） 2020（3） 2022（3） 2014（2）
申请年 2022（7）  2020（6）  2015（5）  2016（5）  2013（4）  2017（4）  2018（4）  2021（4）  2014（3）  2019（3） 
专利权人 FUJITSU LTD（6） BASF SE（2） MAX PLANCK G.（2）

Preparing reduced acylated graphene oxide used in electrode active material of lithium secondary battery, involves subjecting graphene oxide to acylation reaction to prepare acylated graphene oxide, and reducing the acylated graphene oxide.

KIM D H, PARK S, YEON S, SHIN K, JIN C, HWANG S H, SEUNGHAE H, JIN C S, HEE S K

Preparation of cobalt alkoxide used as lithium-ion battery negative electrode material, involves adding cobalt acetate and lithium hydroxide into ethylene glycol, heating, reacting at constant temperature, washing, filtering, and drying.

LIU J, HUANG S

Low-molecular-weight lignin derivative useful for producing carbon fiber, activated carbon, biochar, artificial graphite and graphene material containing anode material, and hybrid silicon carbide, comprises phenyl-based repeating unit.

CHOI J W

Preparing nitrogen-doped porous graphene used for efficient catalytic reduction of aromatic nitro compound, involves preparing graphene oxide suspension and freeze-drying; dispersing graphene oxide aerogel, nitrogen-containing precursor and activating agent into deionized water.

QI M, WANG M

Preparation of super-amphiphile graphene used in e.g. preparation of Pickering emulsion, involves mixing wood powder, ferric chloride, zinc chloride and ionic liquid containing tetrafluoroborate anion, and pyrolyzing in inert atmosphere.

LIU H, FAN H

Production of substituted anthracene compound used as precursor for producing graphene nanoribbons, involves converting amino group and hydrogen atom bonded to carbon atom of anthracene-1,4,5,8-tetramine compound.

YAMAGUCHI J

New graphene nanoribbon used for semiconductor, solar cell, transparent electrode, high-speed transistor and organic electroluminescent device.

ITAMI K, ITO H, MATSUSHIMA K, NAKATSUJI H, UENO R, ISHIDA S, OKUDA S

Preparing graphene nano-belt comprises adding catalyst for constant temperature reaction, taking out product, carbonizing product under the inert atmosphere, water washing carbonized product, and ultrasonically processing.

WANG P, HAN X, XUE R

Graphene ion anti-virus and antibacterial liquid comprises antibacterial modified graphene, nano titanium dioxide, stabilizer, and deionized water, where antibacterial modified graphene is prepared by e.g. adding graphene oxide to flask containing deionized water, and ultrasonically dispersing.

MA L, YANG Y, LI Y

Graphene nanoribbon used for semiconductor device, comprises semiconductor graphene nanoribbon having width and metallic graphene nanoribbon bonded to one end of semiconductor graphene nanoribbon in length direction and having width larger than width of semiconductor graphene nanoribbon.

YAMAGUCHI J