国家/地区 中国（12）
IPC部 C（13） B（3）
IPC大类 C01（13） C25（3） B01（2）
IPC小类 C01B（13）
IPC C01B032/196（13）
发明人 YANG S（3） LI J（2） LI Y（2）
ZHANG W（2）
公开年 2022（13）
申请年 2022（13）
专利权人 QUJING HUAJI.（2）

Removing poly(methyl methacrylate) on graphene surface involves carrying out metal surface etching on the copper-based monolayer graphene that is coated with poly(methyl methacrylate), and obtaining poly(methyl methacrylate)/graphene film.

ZHAO X, LI Y, SUN L, WANG P, ZHANG X, GUO X, YU F

Preparing magnetic graphene quantum dot for preparing imaging contrast agent and in-vitro diagnostic probe, involves subjecting ferrous ascorbate aqueous solution to hydrothermal reaction, where contrast agent is nuclear magnetic resonance-fluorescence double-mode enhanced imaging contrast agent.

XIE X, DING G, DONG H, YANG S, LI Y

Super-critical cleaning method for deeply purifying supercapacitor porous carbon material, involves using super-critical carbon dioxide cleaning depth for removing metal and non-metal impurities, super capacitor comprises active carbon, microporous carbon, mesoporous carbon, carbon nanotube,graphene.

CHEN Z, LV A, WU R, WANG B, ZANG X, YE X

Synthesizing graphene derivatives from asphaltene involves grinding asphaltene to powder, heating powdered asphaltene in heating chamber in furnace while rotating heating chamber, maintaining simultaneously stream of inert gas through heating chamber at selected carbonization temperature.

MARI V, RANA M S, ALHUMAIDAN F S

Processing method of copper-containing graphene powder, involves mixing oxidized acid liquid and graphene cake, performing chemical corrosion, removing residual copper, and obtaining pure graphene powder.

JIN H, ZHANG W

Graphene waste separating device for waste battery, has machine frame provided with discharging hopper located below filtering hole plate, where lower part of discharging box is provided with graphene storage box.

ZHOU Z, YANG B

Graphene purifying device has purifying box whose bottom is slidingly connected with baffle plate and is fixedly installed with top portion of purifying pipe.

LI J, ZHAO Q, ZHAO B

Preparing graphene powder used as additive material in field field-effect transistor integrated circuit, single molecule detector and transparent conductive film, involves using chemical vapor deposition process to grow graphene on the mixture of magnesium oxide powder and copper powder.

ZHUANG Y, GAO X, FU X, LI L, YANG Q, WANG Y, ZHANG L

Preparing graphene surface modified micron-level tourmaline negative ion release functional powder comprises e.g. adding graphene to potassium hydroxide solution, reacting, obtained precipitate is porous graphene activator; mixing graphene activator with tourmaline powder, and adding solvent.

LIU S, RAO W, LIU X, LING P, WU H

Integrated forming method of ultraviolet ultra-fast laser processing high specific surface area graphene, involves obtaining high specific surface area of activated graphene film in ultraviolet ultra-fast laser in situ processing material film, and cleaning activated graphene thin dry treated.

GAO J, CHEN X, CHEN Y, XIE B, LIU H