国家/地区 中国（4）
IPC部 C（4）
IPC大类 C25（4） H01（2） H05（2）
IPC小类 C25D（4）
IPC C25D009/04（4）
发明人 DU W（2）
公开年 2021（4）
申请年 2021（2） 
专利权人 SHANGHAI DIB.（2）

Method for preparing graphene conductive polymer coating on surface of bipolar plate, involves chemically modifying graphene oxide and graft anionic functional groups to prepare aqueous dispersion of modified graphene oxide.

LI J

Device for printing circuit board by graphene, has conductive foil electrode line connected with metal foil sheet set in insulating plate assembly, and graphite sheet whose top end is connected with graphite sheet electrode line.

DU W

Modifying surface of titanium substrate useful for fuel cell, involves performing ultrasonic treatment to titanium substrate, placing into vacuum box, performing anode activation, cleaning with organic solvent, and depositing graphene oxide.

ZHAN Y, YAN H, HAO C, HUANG T, YANG M

Device for manufacturing nano-circuit board, comprises insulating material barrel, where top surface of insulating material barrel is provided with transverse supporting one and transverse supporting two with longitudinal supporting one.

DU W, DU M