国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4） D01（4）
IPC小类 C01B（4）
IPC D01F009/12（4）
发明人 YANG Y（2）
公开年 2016（2）
申请年 2016（4）
专利权人 SUZHOU YUXI .（2）

Preparing a graphene fiber composite material useful for preparing ultra-high speed flywheel battery, comprises e.g. carbonizing raw material semi-coke lignin, carrying out graphitization, electrolytic oxidation and wet winding molding.

SUN J, WANG J, JIE E

Preparation of graphene-based carbon nanofiber involves mixing crystalline flake graphite and concentrated sulfuric acid with phosphoric acid, adding potassium permanganate, hydrogen peroxide and N,N-dimethylformamide, and carbonizing.

GUO D

Preparation of graphene fiber used for e.g. energy storage devices, involves adding graphene oxide to deionized water, ultrasonically dispersing, mixing with chloroacetic acid, heating, cooling, filtering and drying.

YANG Y

Preparation of graphene fiber for use in e.g. energy storage device, involves dispersing oxidized graphene in deionized water, mixing uniformly dispersed aqueous solution of graphene oxide with chloroacetic acid, heating and cooling.

YANG Y