国家/地区 中国（8） 世界知识产权组织（5） 欧洲专利局（EPO）（4） 美国（4） 加拿大（3） 日本（3） 印度（2） 韩国（2）
IPC部 B（10）
IPC大类 B01（10） C01（5） C02（4）
C08（2） C09（2）
IPC小类 B01D（10）
IPC B01D067/00（10）
发明人
公开年 2014（10）
申请年 2014（5）  2013（4） 
专利权人

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

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

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

Making oil-absorbing hollow fiber porous membrane involves immersing graphene dispersion liquid into polymer hollow fiber porous membrane module, and reinforcing binding fastness interface between graphene and hollow fiber porous membrane.

HUANG Q, LIU H, XIAO C, ZHAO J, FAN Z

Nanofiltration membrane for preparing fluorescent graphene quantum dots contains functional layer containing set of filter holes and supporting layer containing set of filter holes in which supporting layer is connected to functional layer.

XIE X, JIANG M, XU X, YANG S, LI X, DING G, SUN J, HE P

Preparation of graphene oxide modified superhydrophilic or superhydrophobic oil-water separation membrane for e.g. separation of oil and water mixture involves adding strong acid in ice water bath, stirring, and adding sodium nitrate.

HU J, CHEN Z, WANG F, ZHOU X, TU W, YUAN T

Use of graphene oxide membrane comprising graphene oxide layer supported on porous membrane layer, for dehydration of product, e.g. fermentation broth.

NAIR R, BUDD P, GEIM A, NAIR R R

Composition, useful for removing carbonization catalyst to manufacture graphene sheet that is transferred onto substrate during manufacturing of e.g. solar cell, comprises acid and oxidizing agent.

NA D H