国家/地区 中国（5） 欧洲专利局（EPO）（2） 法国（2） 印度（2） 日本（2） 韩国（2） 美国（2） 世界知识产权组织（2）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 C25D（5） B01D（3） B01J（2）
B22F（2） B82Y（2） C01B（2）
C23C（2） H01L（2） H01M（2）
IPC C25D015/00（5）
发明人 GABEN F（2） LIU S（2） WANG Q（2）
公开年 2020（2） 2021（2）
申请年 2020（4） 
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

Manufacture of lithium-ion battery used for e.g. phone and laptop, involves e.g. depositing dense layer comprising anode, cathode and/or electrolyte, by supplying substrate and suspension of non-agglomerated nanoparticles of material having preset size, and performing densification of dried layer.

GABEN F

Manufacture of dense layer of electrochemical device, involves providing substrate and suspension of non-agglomerated nanoparticles of material having specific particle size distribution, depositing layer on substrate, drying and densifying.

GABEN F

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