国家/地区 中国（4）
IPC部 C（4） B（2） H（2）
IPC大类 C01（4） B82（2）
IPC小类 C01B（4）
IPC B82Y030/00（2） B82Y040/00（2） C01B032/184（2）
发明人
公开年 2020（4）
申请年 2020（3） 
专利权人 UNIV CHINA ELECTRONIC SCI TECHNOLOGY（4）

Preparing uniformly dispersed zinc oxide-multilayer graphene composite material as electromagnetic wave absorber, dissolving anhydrous zinc nitrate and polyvinylpyrrolidone in alcoholic organic solvent, mixing and heat-treating.

XUE W, YE W, LU Z, ZHAO R

Preparing single-layer-multilayer graphene transmission electron microscopy supporting film material by heating substrate while introducing oxygen, placing in mixed solution of sodium persulfate and isopropanol, rinsing and drying.

HOU Y, LI X

Preparing material of elemental sulfur-rich nickel cobalt sulfide and graphene comprises preparing graphene oxide solution, dissolving e.g. nickel salt, ultrasonically stirring, adding urea and annealing.

WANG Y, ZHANG J, CHEN Z, LV H, ZHOU Z, ZHAO Y

Preparation of graphene oxide used for preparing reduced graphene involves foaming squamous graphite powder using concentrated sulfuric acid, adding e.g. sulfate and potassium permanganate, heating, adding hydrogen peroxide, and heating.

LIU Y, SHUAI S, ZHAO C, HAO J