国家/地区 中国（4）
IPC部 C（4）
IPC大类 C23（4）
IPC小类 C23C（4） H01M（3） B22F（2）
IPC C23C016/56（4）
发明人
公开年 2023（4）
申请年 2022（4） 
专利权人

Anode active material comprises carbon material, and silicon structure attached to carbon material, where silicon structure includes silicon nanoparticle, metal thin film formed on surface of silicon nanoparticle, and graphene coated on surface of metal thin film.

KIM Y H, SON M W, KIM Y, SUN M

Preparing a sponge nickel-loaded nitrogen and fluorine double-doped vertical graphene useful in e.g. preparing anode and cathode materials for lithium-sulfur batteries, comprises e.g. obtaining Ni(AC)2 aqueous solution, adding N2H4H2O and mixing to obtain reaction solution.

TU J, WANG X, QIU Z, XIA X

Composite current collector useful for enhancing conductivity, comprises e.g. high molecular support layer as central layer, nano-silver wire reinforced conductive layer arranged on both sides, the metal layer and the graphene reinforced conductive layer arranged between the metal layer.

ZHANG G, LI X, XIA J, ZHU Z, WANG S

Box type negative-pressure roll-to-roll preparation device, has protective gas and carbon source supply mechanism connected with box body to introduce carbon source and protective gas into box body.

WU Q, SONG S, MA Y