国家/地区 中国（6）
IPC部 C（7）
IPC大类 C25（7） C01（3） H01（2）
IPC小类 C25B（7）
IPC C25B001/50（7）
发明人
公开年 2023（7）
申请年 2022（4）  2021（2） 
专利权人 UNIV XIAN JI.（2）

Purification of graphitic material used for negative electrode material, involves electrochemically treating crude graphitic material comprising impurity chosen from metal and metal oxide, using predetermined electrolyte, predetermined anode composition and predetermined cathode composition.

CORNEJO A, ROY A K, LO V C, CHIVERS B, NOORBEHESHT N

Preparing metal phthalocyanine-graphite phase carbon nitride/graphene ternary composite material useful electro-catalytic reduction of carbon dioxide, comprises e.g. adding metal phthalocyanine powder and graphitic carbon nitride powder to sulfuric acid solution, and adding graphene oxide powder.

WU H, REN Z, WANG Z, CHEN Z

Method for preparing graphene electrode taking carbon dioxide reduction product as carbon source, involves adding polyacrylonitrile to N, N-dimethyl formamide to obtain precursor solution, and carrying out electro-catalytic reduction to carbon dioxide gas source to obtain gaseous product.

YAN W, GAO F, WANG W, GAO S, WANG Y, YANG G, WANG F

Composite material with heterogeneous structure used in field of electrochemical catalysis and electrochemical hydrogen evolution, comprises e.g. phosphorized graphene as carrier and cobalt-iron phosphide loaded on carrier, where heterostructure is formed between graphene and cobalt-iron phosphide.

QI L, LI X

Hydrogen peroxide electrocatalysis synthesis method, involves generating oxidation reaction on surface of working electrode to generate adsorption state oxygen atom and oxygen, and generating reduction reaction.

HUANG H, XU R, HAN Y

Preparing large sheet diameter graphene by under protection of inert gas, using three-electrode system, increasing potential from lowest potential of ion intercalation to highest potential of ion intercalation, performing constant potential electrolysis, and peeling-off.

WANG J, ZHANG Y, LIU R, XU Y

Preparing asymmetric coordination single-atom catalyst from graphene quantum dot synthesis, comprises e.g. preparing amino-rich and hydroxy-rich graphene quantum dot solution, mixing, adding copper nitrate solution, stirring, ultrasonically dispersing, freeze-drying and carbonizing.

LIU G, YU F, ZHANG L, JIA Y