国家/地区 中国（14）
IPC部 C（14）
IPC大类 C01（14）
IPC小类 C01B（14）
IPC C01B032/198（5） C01B032/184（4） C01B032/19（3）
C01B032/194（2）
发明人 ZHANG L（14）
公开年 2018（10） 2019（3）
申请年 2018（14）
专利权人 UNIV TIANJIN.（2）

Preparing graphene from graphite, comprises e.g. applying direct current on conductive agent aqueous solution and flake graphite, flowing air, stripping, filtering, washing, drying obtained filter cake and grinding.

ZHANG L, WANG X

Preparing oil-soluble graphene by dispersing graphene oxide in solvent, adding ammonia based reducing agent, naturally filtering using filter paper, adding long carbon chain compounds, and reacting in atmospheric container.

ZHANG L, MA Y, YIN S, LI H, LI M, TANG H

Preparing water-soluble graphene involves dispersing graphene oxide in solvent A, adding ammonia-based reducing agent to carry out partial reduction reaction, dispersing filter cake in solvent B, and adding water-soluble molecule compounds.

ZHANG L, LI M, YIN S, LI H, YU B, MA Y

Preparing graphene nano belt comprises e.g. vacuum drying the carbon nanotubes and their derivatives in argon or nitrogen as the cathode of the electrode, using the lithium sheet or other active metal as the anode.

SONG J, ZHANG L

Preparing graphene oxide comprises e.g. taking graphite as the anode and stainless steel as cathode, connecting anode and cathode to power source, inserting into electrolytic tank containing electrolyte and performing an arc discharge.

SUN Y, PENG X, CHEN S, ZHANG L, WANG X, JIANG J, WANG J, HUANG D, CHEN Z

Preparing diamond film by impact wave method useful for protective material, comprises e.g. mixing the double-layer graphene material and pure copper powder, pressing the mixture, placing into a impact recovery device, and removing copper.

MIAO Z, TIAN L, ZHANG L

Preparing graphene oxide involves adding graphite material, acid and oxidizer to sealed reactor, injecting supercritical fluid into mixture, and performing oxidation intercalation reaction and hydrolysis reaction of product.

SUN X, ZHANG L, SUN S

Preparation of graphene oxide grafted polyvinylidene fluoride by adding graphene oxide in solvent, ultrasonically dispersing ice water bath, under stirring condition, and adding carboxyl xanthate, catalyst and water reducing agent.

XU L, ZHANG L, ZHANG S, ZONG C, ZHANG Y, DI C, ZHU Z

Preparing metal oxide graphene composite wave-absorbing material involves placing graphene oxide, dispersant, water into reaction kettle, controlling temperature, and adding nickel nitrate, cerium nitrate, 4-chlorophenyl zinc iodide.

ZHANG L, DONG J, MA J

Nitrogen-doped graphene material useful in the field of catalysts, preferably an electrochemical catalyst comprises a nitrogen element containing sp hybridization state.

WANG D, ZHAO Y, WAN J, ZHANG L