国家/地区 美国（4）
IPC部 B（4）
IPC大类 B01（4） C02（2）
IPC小类 B01D（4）
IPC B01D071/44（4）
发明人 KOLELVEETIL M K（2） SHEEHAN P E（2）
公开年 2021（4）
申请年 2021（3） 
专利权人 US SEC OF NA.（2）

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

Membrane used for purifying water, involves articles comprising nanoporous membrane, nanoporous graphene sheet and chemical functionalization covalently bound on one side of sheet, and are layered with chemical functionalization.

SHEEHAN P E, KOLELVEETIL M K

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