国家/地区 中国（3）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 FANG X（3）
公开年 2015（3）
申请年 2015（3） 
专利权人

Voice ring wire for Loudspeaker, has wire core formed with insulation layer, and sound ring line body formed with graphene layer that is formed as insulation layer, where inner side of sound ring line body is connected with cable.

LI Z, FANG X

Preparation of modified graphene oxide-polyimide in-situ-grafted composite material involves dispersing aminated graphene oxide in N,N'-dimethylacetamide and 4,4'-diaminodiphenyl ether, adding pyromellitic dianhydride, and heating.

FANG X, FENG H, LIU X, LI X, QIAN J, ZHUANG Q, HUA J

Preparation of multi-layer graphene thin film by forming polymeric support layer on metal layer, growing on surface of graphene film, dissolving to metal layer, doping, covering to another graphene film, and covering to substrate.

CAI W, FANG X, CHEN X, WANG C