国家/地区 中国（23）
IPC部 C（23） B（8） G（3）
A（2） H（2）
IPC大类 C01（23） B82（4） C09（3）
G01（3） A61（2） B01（2）
B03（2） H01（2）
IPC小类 C01B（23）
IPC C01B032/196（23）
发明人 LI X（2） LI Y（2） LIU J（2）
ZHANG Y（2） ZHAO Y（2）
公开年 2021（14） 2022（7） 2023（2）
申请年 2021（23）
专利权人

Preparing and purifying nanoparticles of plasma ammoniated graphene-magnetic core structure, comprises placing nanoparticles of graphene-magnetic core structure in processing chamber, carrying out ammonia modification of nanoparticles, and removing non-magnetic free graphene.

LI Y, WANG M, MA Z, WANG Q

Removing metal impurities in carbon material involves performing heat treatment, mixing carbon material and metal salt, and sequentially washing heat-treated mixture with acid and washing with water to obtain purified carbon material.

ZHU S, LI Y

Graphene fluorescent nanomaterial used in biological imaging agent, is obtained by dispersing graphene, adding N-hydroxysuccinimide and N,N-dimethyl dodecylamine, activating, adding activated graphene to iron salt, ethylene glycol, nitric acid and sulfuric acid and reacting at high temperature.

HUA M, PAN J, FANG Y

Optimizing device for cathode material of composite ion battery based on graphene, comprises optimized box, sieve plate and permanent magnetic rods arranged equidistantly, where inner wall of optimized box is provided with limiting plate.

LIU J, WANG H, LIU S

Graphene refining device with filtering and function, has second mounting block whose one end is rotatably mounted with elastic rod, and one end of elastic rod is connected with third mounting block.

CUI G, ZHANG Y, SUN T, CHEN S, LI X, HAN J, CHEN G, CHEN R

Separation of graphene by taking to-be-separated graphene crude product in raw material tank, setting high pressure carbon dioxide pump, and connecting raw material tank and high pressure separating column bottom in sequence.

TAN H, ZHAO Y

Graphene solution purifying and impurity removing device has crank that drives connecting rod to move downwards, and outer scraping ring that drives inner scraping seat to move upwards along inner wall surface of first and second compartments.

HUANG X

Preparing layer cryptocrystalline graphene useful e.g. as electrical conduction, comprises adding water to be adjusted into ore slurry, carrying out first open-circuit flotation, diluting slurry II, carrying out fourth stage grinding, carrying out sixth stage grinding, and purifying flotation.

LIU H, HONG S

Preparing graphene, comprises mixing graphene oxide solution with reducing agent, reacting, adding dispersing reactant into reduced graphene oxide solution to mix and react, and adding uniformly dispersed graphene solution into solvent for filtration.

YANG S

Graphene quantum dot used for preparing formulation, fiber product or in vivo implant for providing antibacterial effect, is prepared by mixing trinitrorylene with o-phenylenediamine, adding water and sodium hydroxide to obtain reaction system, uniformly mixing and performing hydrothermal reaction.

SHAN J, OU L, WU Z, XIA W, QI L