国家/地区 中国（4）
IPC部 B（4）
IPC大类 B82（4） C01（4） H01（2）
IPC小类 B82Y（4）
IPC B82Y040/00（4）
发明人 YAN J（4） FAN Z（2） WANG Q（2）
WEI T（2）
公开年
申请年 2011（2） 
专利权人 UNIV HARBIN ENGINEERING（4）

Low-temperature and fast preparation of oligomeric graphene with large interlayer distance useful in cathode material for potassium ion battery, comprises preparing graphene oxide dispersion by Hummers method, drying, placing graphene oxide powder in tubular furnace and heating.

WANG Q, QIN M, YAN J

Graphene/iron diselenide composite material used for lithium ion battery negative material, comprises iron diselenide nanoparticles uniformly distributed on the corrugated graphene nanosheets, and iron diselenide nanoparticles wrapped by the corrugated graphene nanosheets.

WANG Q, HU C, YAN J

Columnar supporting structure used for electrode material, energy storage material, and catalytic material, comprises carbon nanotube layer between porous graphene layers.

FAN Z, LIU Y, WEI T, YAN J

Producing porous graphene material, comprises e.g. dispersing metal oxide nanoparticles in a solvent, adding soluble salt and polymer of graphitization catalyst, heating, vacuumizing, hot processing, cooling and acid processing.

WEI T, FAN Z, YAN J, ZHAO Q