国家/地区 中国（7）
IPC部 C（7）
IPC大类 C01（7） B82（2）
IPC小类 C01B（7）
IPC C01B032/184（5） C01B032/194（3）
发明人 LIU M（7）
公开年 2022（7）
申请年 2022（7）
专利权人

Controllable preparation of nitrogen-doped graphene involves mixing ionic liquid with organic solvent, spinning mixture of ionic liquid and organic solvent on annealed copper foil under argon-hydrogen atmosphere, and performing high-temperature thermal decomposition process to obtain nitrogen.

PENG Y, LIU M, YE G, LI S, GUAN S

Preparation of two-dimensional material such as e.g. graphene, using chemical assisted mechanical stripping, involves mixing layered material with strong acid, mechanically peeling obtained mixture, and adding processing liquid to mix uniformly.

CHENG H, QIU L, DING S, LIU M, FAN W

Preparation method of nitrogen-zinc co-doped graphene quantum dots, involves ultrasonically mixing GO powder and L-cysteine in water, and performing high-temperature heating reaction to obtain supernatant.

JIANG R, LIU M

Preparing device for in-situ removal of heavy metals from sludge by electrokinetic coupling of graphene hydrogels, involves adding graphite to the mixed solution of concentrated sulfuric acid and concentrated phosphoric acid, adding potassium permanganate to the mixed solution.

WU Y, LIU M, WANG Y

Preparing highly efficient, environmentally friendly carboxy functionalized graphene quantum dots comprises e.g. mixing graphene oxide solution, hydrogen peroxide, reacting, filtering, catalyzing decomposition of excess hydrogen peroxide, centrifuging, filtering, concentrating and freeze-drying.

DING Y, YANG Z, WU J, LIU X, ZHANG X, REN N, LIU M, BAO N

Using mixed reaction liquid of oxidized graphite and alkene to prepare graphite, involves obtaining semi-finished product of the oxidized graphene diluting the product with water, and calculating concentration of sulfuric acid in slurry.

WU Q, XIAO W, MO D, LIU M, WANG X

Ultra-low density solid material used as e.g. heat insulating material, has porous structure with preset pore diameter, where porous structure is composed of solid material building unit, and density of ultra-low density solid material is in specific range.

ZHANG S, MIN W, XIA L, LIU M, BAO C