国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C25（3）
IPC小类 B01D（3）
IPC C25D015/00（3）
发明人 LIU S（2） WANG Q（2）
公开年 2020（2）
申请年 2020（2） 
专利权人 GUANGZHOU KA.（2）

Preparing composite film used in membrane water treatment e.g. microfiltration, involves providing graphene oxide doped electrolyte solution, immersing electropolymerized base film and applying positive potential to base film to initiate electropolymerization reaction.

ZHANG J, LIANG S

Filter membrane prepared by co-growing graphene by copper plating on copper mesh, useful in filter for purification equipment, comprises copper mesh, modified graphene solution, electroless copper plating solution and acid-base regulator.

WANG Q, LIU S

Preparing graphene composite copper filter membrane involves forming water-soluble modified graphene solution with concentration gradient, preparing copper electroplating solution, adding water-soluble modified graphene solution.

WANG Q, LIU S