国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4） B82（2） H05（2）
IPC小类 C01F（4） C01B（3） B82Y（2）
C01G（2） H05K（2）
IPC C01F017/00（4）
发明人
公开年 2018（4）
申请年 2018（3） 
专利权人

Preparation of composite nano-electromagnetic wave absorbing material, involves preparing yttrium oxide and tin dioxide composite nanoparticles, performing azide modification on nanoparticles, and mixing with alkynyl-modified graphene oxide.

GAO M

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

Preparation method of nano-erbium oxide, involves ball milling inorganic salt aqueous solution of erbium, alcohol solution of graphene oxide, surfactant, and precipitant powder, leaving still, washing, drying, calcining, and heat-preserving.

GONG Y, GU W

Preparation of nano-cerium oxide sensor material involves preparing three-dimensional graphene on foamed aluminum substrate, soaking in etching solution and dissolving aluminum foam substrate to obtain three-dimensional graphene material.