国家/地区 中国（5） 欧洲专利局（EPO）（4） 印度（4） 美国（4） 世界知识产权组织（4） 日本（3） 韩国（3） 澳大利亚（2）
IPC部 C（9）
IPC大类 C01（9）
IPC小类 C01B（9）
IPC C01B032/192（9）
发明人 SHARMA K（2） SINGH P K（2） TIWARI A K（2）
公开年 2021（3） 2017（2） 2020（2）
申请年 2021（3）  2017（2）  2020（2） 
专利权人 UNIV GLA MAT.（2） UNIV MANCHES.（2）

Improved method for making pure graphene by subjecting produced multilayer graphene to sonication treatment, transferring floated graphene to substrate and spraying mixture of dispersed graphene in diethyl ether on substrate and air dried.

MISTRY K, AWASTHI G, SALOT Y, RAIYANI D, MONIL S, SANTHY K, NIRAV J, CHAUDHURY S K, JAMNAPARA N, SALOT M

Improving graphene electrocatalytic hydrogen production activity comprises e.g. performing chemical oxidation of graphite to obtain graphene oxide, performing chemical reduction of graphene oxide using sodium borohydride or hydrazine hydrate and processing reduced graphene oxide.

PENG S, MEI X, LI Y, ZHANG W

Device used for realizing electrochemical continuous and synchronous stripping and reduction for preparing graphene, has graphite oxide or graphene oxide electrode and graphite counter electrode encapsulated by filter bag membrane that are used as single anode and cathode.

JIANG J, MEI J, HUANG Y, LI Q, WANG H, ZHENG F, LIU K

Producing composite material used for e.g., electrocatalysis by impregnating a two-dimensional (2D)-material based aerogel with impregnation solvent, performing a solvent/water exchange, performing precursor diffusion and passing a current.

YANG W, MOISSINAC F, BARG S, BYUN J J, FRANCIS M, BARGZUELEN, GRADE S

Production of graphene oxide and reduced graphite oxide in electrochemical cell, involves passing preset voltage of direct current through cell to produce graphene and/or reduced graphite oxide which is collected into deionized water.

SINGH P K, SHARMA K, TIWARI A K

Making graphene oxide and reduced graphite oxide involves passing current through electrochemical cell comprising cathode i.e. high entropy alloy, anode i.e. graphite, rare earth magnet and electrolytic liquid, diluted with deionized water.

SINGH P K, SHARMA K, TIWARI A K

Preparation of graphene oxide nanoplatelets involves using flexible graphite coil, strip or carbon fiber wire as raw material and subjecting to electrochemical intercalation and electrolytic oxidation stripping using drive of feeding device.

PEI S, REN W, CHENG H, HUANG K

Formation of graphene material used as anode, involves reducing transition metal oxide to transition metal electrolytically in electrolytic cell using molten salt electrolyte and carbon anode, and extracting dry graphene material.

MELLOR I, DOUGHTY G

Production of graphene and graphite nanoplatelet structures involves passing current through cell comprising graphitic negative electrode; optionally graphitic positive electrode; and electrolyte with organic ions and metal ions as cations.

DRYFE R A W, KINLOCH I A, ABDELKADER A M, JEFF R A W