国家/地区 美国（7） 世界知识产权组织（6） 中国（3） 韩国（3） 澳大利亚（2） 欧洲专利局（EPO）（2） 日本（2）
IPC部 B（9） C（8）
IPC大类 B01（9）
IPC小类 B01D（9）
IPC B01D071/02（9）
发明人 DUERKSEN G L（3） MILLER S A（3）
公开年 2014（4） 2018（2）
申请年 2013（3）  2016（3） 
专利权人 EMPIRE TECHN.（3）

Forward osmosis thin-film composite membrane for e.g. water-treatment module, comprises polymer support layer, intermediate support layer comprising polydopamine and graphene oxide and having preset thickness, and polymer active layer.

CHOI H G, PARK Y I, NAM S E, PARK H, LEE P S, ALI S A

Preparation of polygraphene membrane for desalinating salt water involves mixing graphite, sodium nitrate and potassium permanganate and hydrogen peroxide, centrifuging mixture, and acylating and polymerizing resulting graphene oxide sheets.

SALEH T A

Method for producing membrane for hemodialysis, involves irradiating laser beam onto photo-mask for forming pores of predetermined pattern on graphene thin film.

HYEKYUNG J, CHANGHO L, JAEYOUL J

Manufacturing method of filter molded object, involves holding graphene layer under low temperature heating for predetermined time in-air contains specific oxygen range and forming graphene water flow hole.

KANEKO K, TAKAGI T, MURATA K, MURADA K, KATSUMI K, TOSHIO T, KATSUYUKI M

Method for forming nanopore in graphene membrane in liquid environment, involves applying nanopore diameter tuning voltage pulse between membrane surfaces if electrical conductance is greater than prespecified electrical conductance.

GOLOVCHENKO J A, LU B, KUAN A T, GOLOVCHENKO J, KUAN A

Composite membrane used for separating carbon dioxide, hydrogen and methane gas, has coating layer containing graphene oxide and bile acid or its salt, formed on porous polymer substrate.

HO B P, HYO W K, HEE W Y, BYUNG M Y, PARK H B, KIM H W, YOON H W, YOO B M

Repairing graphene, comprises applying first and second reactive material to first and second sides of the graphene layer, and reacting the reactive materials in the hole to produce a plug in the hole and to repair the graphene layer.

MILLER S A, DUERKSEN G L

Repairing graphene membrane on support e.g. copper involves chamber to receive graphene layer that includes hole; applying initiator/activator through hole to produce/activate initiator layer; and growing a polymer to produce polymer plug.

MILLER S A, DUERKSEN G L

Membrane used to separate gas from fluid mixture including first gas e.g. neon and second gas, includes graphene layer perforated by nanoscale pores, and gas sorbent to contact surface of layer and direct gas adsorbed at sorbent into pores.

DUERKSEN G L, MILLER S A