国家/地区 美国（3） 中国（2）
IPC部 B（5） C（3）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D071/44（5）
发明人
公开年 2021（4）
申请年 2021（5）
专利权人

Graphene separation film used in total organic carbon analyzer for testing and monitoring of purity of drinking water and process water, comprises support layer and separation layer, which is double-layer graphene film with nanopores.

ZHANG S, SUN J, YAO A, HOU D, ZHANG D, WANG L

Synthesis of graphene oxide used for manufacturing membrane, involves mixing sulfuric acid and phosphoric acid, adding graphite powder, potassium permanganate and hydrogen peroxide, cooling mixture, diluting mixture with hydrochloric acid solution, and centrifuging.

ALKHOUZAAM A A, QIBLAWEY H

Composite nano-fiber filter screen, comprises a base layer compounded together, an intermediate layer and a surface layer, where the base layer is a polyethylene terephthalate (PET) base material, the middle layer is a graphene conductive layer, and the surface layer is a electret nano-fiber layer.

ZHENG J, YU H, GAO T

Mixture comprises solution of alkylsulfonic acid and 1-(4-acetylphenyl)ethan-1-one derivative and acetophenone, additional elements selected from carbon nanotubes, metal nanowires, dendritic metal micro/nano-particles.

ZHOU H, ZHANG Q, WANG C, GUO Z, FANG L

Producing nanoporous graphene membrane involves depositing hexaiodo-substituted macrocycle onto substrate, coupling macrocycle to form nanoporous graphene sheet, layering onto nanoporous membrane with nanoporous graphene sheet, and etching.

SHEEHAN P E, KOLELVEETIL M K