国家/地区 中国（23） 美国（10） 世界知识产权组织（9） 欧洲专利局（EPO）（4） 韩国（4） 加拿大（3） 日本（3） 印度（2）
IPC部 B（28）
IPC大类 B01（28） C01（5） C02（4）
B05（2） C08（2） C09（2）
IPC小类 B01D（28）
IPC B01D067/00（28）
发明人 LI J（3） WANG J（3） XU Z（3）
GAO X（2） JIANG Z（2） JIN W（2）
LI F（2） LI X（2） LI Y（2）
LIU G（2） MENG D（2） WANG S（2）
WU H（2） WU T（2） ZHAO Y（2）
公开年 2014（28）
申请年 2014（16）  2013（10）  2012（2） 
专利权人 UNIV TIANJIN.（3） UNIV CHINA O.（2） UNIV DONGHUA（2） UNIV NANJING.（2）
UNIV TIANJIN（2）

Preparing a gas separation film, comprises mixing graphene and N,N-dimethylformamide to obtain a mixture and then dispersing, and mixing mixture with 1,4-butanediol, 4,4-diphenylmethane diisocyanate and dibutyltin dilaurate to heat.

WU L, WANG T, ZHAO L

Method for preparing cyclodextrin modified graphene filter membrane for alcohols and alkanes, involves dipping polyacrylonitrile hyperfiltration film in sodium hydroxide solution followed by adding organic solution with base film.

LI L, LIU J, MAO H, WANG J, YANG G, ZHANG H

Filtering or solid-liquid separation membrane, has graphene compounds provided in matrix layer and dispersed in polymer in matrix layer, where polymer is formed by interfacial polymerization, and compounds increase rejection of matrix layer.

KRISHNA K M, BHATTACHARYYA A, DEVI R M, PHADKE M, KLISHINA K M, BATACHAYA A, DEVIE R M, PHADKE M A

Preparation of polymer/graphene oxide composite separation membrane involves mixing polymer, solvent and additive, stirring, defoaming to obtain polymer casting solution, solidifying casting solution in coagulation bath, and washing.

LI J, QIAN X, XU Z, WU T, ZHU T, ZHOU B, MA M, DAN J

Sulfonated poly(ether ether ketone)-amino acid-modified graphene oxide hybrid film useful in carbon dioxide or methane mixed gas separation.

DONG Y, JIANG Z, WU H, XIN Q

Treatment system for filtering waste or agent from fluid stream, consists of inlet flow path fluidly and permeable graphene filter containing polymer composite of layer(s) of graphene material assembled in sp2 hybridized structures.

CHIANELLI R R, DEEMER E, CHIANELLI R, EVA D, CAPT T A, DEEMER E M, WALKER W S

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

Sandwich-type graphene oxide-gas film manufacturing method, involves forming protective layer on sandwich-type graphene oxide-gas film by performing chemical bonding or surface grafting operation, and arranging oxide-gas film on base film.

JIA Z, WANG Y, ZHANG X

Double-function chemical graphene oxide fill hybrid film, has main body provided with segment block copolymer and polycaprolactam segment block copolymer, graphene oxide selected from functional agent.

JIANG Z, LI X, MA L, WU H

Method for preparing carboxylated graphene oxide/polyvinylidene fluoride composite ultra-filtration membrane, involves mixing ultrasonically dispersed product with polyvinylidene fluoride followed by heating, stirring, cooling and leaching.

LIU Y, LI S, XU Z, CHEN G, SUN L, HUANG H, LU X, XU S