国家/地区 中国（5）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01G053/00（7）
发明人 WANG X（2）
公开年 2020（6）
申请年 2019（7）
专利权人

Producing cathode active material coated with reduced graphene oxide on the surface useful in cathode for lithium secondary battery, comprises e.g. heat-treating the cathode active material, and doping nitrogen on surface of material.

KIM H W

Preparing electrode material by dispersing graphite oxide in solvent, mixing iron salt and nickel salt solution, adding sulfur source, dripping salt solution to graphene oxide solution, hydrothermally reacting, filtering, washing and drying.

HE G, CHEN H, TAO Y, CHEN Q, ZHU J, WANG X

New nickel-manganese sulfide/graphene composite material useful as super-capacitor.

XUAN H, ZHANG G, WANG R, LIANG X, HAN P

Preparation of three-dimensional composite aerogel electrode material involves dispersing graphene oxide in deionized water, adding ethylenediamine and composite material prepared using e.g. lithium fluoride, dialyzing, and freeze-drying.

ZHENG J, PAN X, LV C, WU K

Manufacture of battery material involves preparing cluster water and graphene dispersion, ultrasonically-treating graphene dispersion, mixing dispersion in cluster water and treated liquid, and producing graphene-containing battery material.

TAKASHI T, HIRONORI K

Preparation of graphene-based carbon composite lithium ion battery cathode material involves taking graphene oxide and alcohol, sealing, ultrasonicating to obtain suspension, and sand milling to obtain graphene oxide alcohol dispersion.

YANG S, WANG M, WANG K, LU L, KANG Y

Preparation of nickel cobalt aluminum-layered double hydroxide/nitrogen-graphene oxide composite material used as electrode material for supercapacitor by preparing nitrogen-graphene oxide, adding to mixed nickel source solution and heating.

HUANG C, NI C, WANG X, HAO C, YANG L, ZHU L