国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） C02（2）
IPC小类 B01D（4）
IPC B01D067/00（4）
发明人 WANG D（4）
公开年 2023（4）
申请年 2022（3） 
专利权人 CHONGQING GR.（2）

Composite film for graphene, has gap for connecting upper surface and lower surface of graphene layer is set in graphene layer, through hole is set on supporting layer, and through holes on two sides are staggered.

JU Y, YI J, WANG D, WANG W

Preparing highly stable ceramic-based subnanoporous graphene composite film useful for e.g. removing boron in water during pervaporation process, comprises e.g. adding graphite oxide powder into water, configuring crosslinking agent solution, performing filtration method, and connecting support.

WANG D, YANG F, SUN C, ZHENG Q, DONG Y

Graphene filter film comprises first non-woven fabric layer, graphene layer and second non-woven fabric layer arranged in sequentially, where each layer is embedded with each other at connection position.

JU Y, YI J, WANG W, WANG D

Oxidation graphene reverse osmosis membrane comprises sub-nano carbon tube, oxidation graphene layer, and phospholipid double-molecular layer.

WANG L, WANG D, LI Z