国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/225（4）
发明人
公开年 2022（4）
申请年 2022（3） 
专利权人

Preparing graphene with large sheet diameter and high conductivity, comprises e.g. adding graphite, concentrated sulfuric acid and expansion agent into reaction vessel, mixing evenly, statically expanding, reacting, adding peeling aid, peeling filtering, washing and drying.

LIU B, PENG T, WANG Y, SUN H

Using mixed reaction liquid of oxidized graphite and alkene to prepare graphite, involves obtaining semi-finished product of the oxidized graphene diluting the product with water, and calculating concentration of sulfuric acid in slurry.

WU Q, XIAO W, MO D, LIU M, WANG X

Preparation of nickel ferrite-lesser layer graphite broadband wave absorbing powder material by preparing hydrogen peroxide suspension of carbon material, adding e.g. nickel nitrate hexahydrate, shearing, and hydrothermally reacting.

TANG L, XUE P, YUAN G, XU J, OU W

Microwave puffing device for graphene processing, has connecting shaft whose two ends are connected with inner wall of clamping block.

CUI G, ZHANG Y, SUN T, CHEN S, LI X, HAN J, CHEN G, CHEN R