国家/地区 中国（28） 美国（12） 世界知识产权组织（11） 日本（9） 欧洲专利局（EPO）（6） 韩国（6） 加拿大（4） 台湾（4） 澳大利亚（2） 印度（2）
IPC部 C（29） B（14） H（8）
IPC大类 C01（29）
IPC小类 C01B（29）
IPC C01B032/194（29）
发明人 KAWASAKI M（3） TAMAKI E（3） HIRAI Y（2）
JANG B Z（2） LIN Y（2） WANG Y（2）
YOSHIHIDE H（2） ZHAMU A（2）
公开年 2017（29）
申请年 2017（16）  2016（11）  2015（2） 
专利权人 TORAY IND IN.（3） NANOTEK INST.（2）

Producing isolated graphene sheets from supply of coke or coal powder, used in composite material, comprises dispersing particles of coke or coal powder in liquid medium to produce suspension, and exposing suspension to ultrasonication.

ZHAMU A, JANG B Z

Preparation of tricolor fluorescent graphene quantum dot powder involves dissolving citric acid and reducing agent into deionized water, dispersing, subjecting into ultrasonic extraction and purification, and drying.

LU G, LV N, SHI G, WANG Y, XIE X

Modified nanoball graphene material comprises graphene oxide doped polyethylene nanoball.

GONG T, MAO L, HUANG W, ZHANG H, YU B, GUO J, LIU Z, GAO M, LIN Y

Preparing fluorescent graphene oxide quantum dots comprises e.g. preparing aqueous dispersion of quantum dots of graphene oxide and mixing aqueous dispersion of quantum dots of graphene oxide with alcohol or carbonyl-containing compound.

XIANG B, ZHU X

Preparation of iron cobaltate/reduction graphene composite absorbing material, involves preparing graphite oxide using Hummers method, and ultrasonically treating to obtain graphene oxide solution.

CHEN P, CHU H, YU Q, YANG S, XIONG X, WANG Q

Preparing graphene/carbon nano tube composite material comprises manufacturing stage graphene oxide, providing graphene acid material into to the carbon nanotube fiber, and adding graphene acid bonding phase of the carbon nanotube fiber.

KIM Y, LIANG Z, YANG X

Preparing graphene composite material comprises e.g. grinding graphite oxide, mixing with diethylene glycol and sonicating, placing diethylene glycol containing zinc acetate solution, adding graphite diethylene glycol solution, and stirring.

WANG S

Preparing branched-chain fatty acid modified superhydrophobic graphene oxide, comprises e.g. dispersing graphene oxide in a reaction solvent, adding branched-chain fatty acid, heating, centrifuging, washing, centrifuging, and drying.

GAN Z, WANG J, XU C, ZHENG Q

Wave-absorbable lead-ion graphene comprises lead ions and graphene molecules, where the lead ions are arranged in a molecular lattice of graphene and the lead ions absorbs nuclear radiation and cosmic rays.

KE L, LIANG S, SITU R

Preparing electromagnetic shielding graphene comprises e.g. cleaning graphene surface, carrying out high temperature oxidation treatment, and immersing in nickel nitrate solution, drying, and performing hydrogen reduction.

ZHU R, ZHU C