国家/地区 中国（6）
IPC部 C（6）
IPC大类 C23（6）
IPC小类 C23C（6） B22F（3） H01M（2）
IPC C23C016/44（6）
发明人 MA Y（2）
公开年 2023（6）
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

Graphene-coated electrode material preparation system comprises inner part of outer wall of bottom beam provided with reciprocating component, inner part of top plate and bottom plate of reciprocating component provided with vibration component, and box body respectively provided with heating plate.

WANG Y

Preparing graphene coated copper powder particle-reinforced copper-based composite coating involves growing graphene layer on surface of copper powder, paving copper powder on quartz sheet, vacuumizing, heating, drying, distributing graphene coated copper powder particles and spraying mixed powder.

QI J, ZHOU C, TIAN X, WANG Z, GONG C

Preparation of additive used for preparing copper or copper alloy profile, involves coating graphene on raw material of copper or copper alloy powder surface, and performing high-energy beam additive manufacturing using obtained graphene modified copper or copper alloy powder.

LIU B, HOU H, LI T

Preparing copper rare earth graphene electrical contact material comprises e.g. mixing copper rare earth alloy powder and silicon powder to obtain mixed powder, carrying out chemical vapor deposition, separating silicon powder in mixed powder, sintering, extruding and drawing preform.

CAO H, MA Y

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