国家/地区 中国（6） 世界知识产权组织（2）
IPC部 C（8）
IPC大类 C01（8） D01（8） H01（2）
IPC小类 C01B（8）
IPC D01F009/12（8）
发明人 DONG K（2） ZHANG H（2）
公开年 2022（8）
申请年 2022（5）  2021（3） 
专利权人

Preparing graphene oxide fibers by wet spinning comprises preparing graphene oxide mixtures in solvent selected from water, N-methyl-2-pyrrolidone, N,N-dimethyl formamide, and (f) injecting graphene oxide mixtures through nozzle into coagulation bath to obtain product.

JOMPHOAK A, JARUWONGRUNGSEE K, NUNTAWONG N, POGFAY T, WAIWIJIT U, MATUROS DANIELS T, JARIYAKUN K, PONGSAKSAWAD W, KHAMSUK P

Preparing graphene heat dissipation composite material useful in automobile engine heat-dissipating, comprises e.g. taking carbon fiber bundles, pouring mixed liquid into forming container, arranging multi-level orientation and arrangement of carbon fiber bundles in mixed solution by device.

CHEN D

Graphene assembly fiber used for preparing functional fiber composite material and graphene fiber capacitor, is prepared by using graphene oxide aqueous solution as spinning solution, using amine compound aqueous solution as coagulation bath, spinning, and performing reduction treatment.

SONG Z, JI J, ZHANG J, XU T, GENG F

Manufacturing nano-carbon material comprises doping boron into original nano-carbon material, doping carbon into boron-doped nano-carbon material, and carrying out strong acid treatment.

HWANG J Y, KOO B C, DONG K, KIM D Y, GEE H, LEE D, NAM J, KU B C, KIM N D, HONG S K, LEE D J, NAM J T

Preparing graphene aerogel fiber used in graphene heat insulating material comprises adding flake graphite powder, adding pre-oxidized graphite powder, potassium permanganate, hydrogen peroxide, dilute hydrochloric acid, mixing, adding L-ascorbic acid, reducing and drying.

ZHANG W, YUAN K, LI M, WANG Y, CHEN Y, ZHANG L, CHEN L

Preparation of graphene oxide dispersion includes mixing sulfuric acid and nitric acid in graphite powder, adding potassium chlorate powder, washing reaction product with deionized water and hydrochloric acid solution, dispersing graphite oxide in polar solvent and performing ultrasonic treatment.

YU Z, DENG Z, ZHANG Y, TANG P, ZHANG H

Preparing aqueous conductive paste based on nitrogen-doped graphene for use in battery, involves providing weak alkali aqueous solution, phenolic resin precursor, silica precursor and directing agent, adding silica precursor and directing agent to weak alkaline aqueous solution.

LIM S, JING M, CHEN F, LI Q

Preparing silicon-carbon composite electrode material, involves pretreating substrate, mixing silicon material and carbon material to prepare silicon/carbon composite powder; dispersing silicon/conductive polymer powder.

BAI X, DONG K, ZHANG H