国家/地区 中国（3）
IPC部 C（3）
IPC大类 C23（3）
IPC小类 C23C（3） C01B（2）
IPC C23C016/26（3）
发明人 ZHANG X（3）
公开年 2022（2）
申请年 2021（3）
专利权人

Preparing petal-shaped graphene field emission cold cathode, comprises selecting and cleaning substrate, selecting silicon sheet and copper foil copper foil as substrate, and growing layer of copper film on substrate surface.

ZHANG X, LEI W, ZHAO Z, ZHAO N

Composite material used for improving electroconductivity of metal, has graphene fragment layer that comprises graphene fragments uniformly spread on metal foil layer.

GONG M, SUN B, WANG Y, CHEN Q, YANG W, LI Y, LIANG J, LIU B, ZHANG X, PEI Z

Growing graphene on a special-shaped metal substrate comprises ultrasonically cleaning special-shaped metal substrate three times with acetone, ethanol and deionized water, and adding into a melamine aqueous solution and soaking.

ZHANG X, WANG X, CHEN H