国家/地区 中国（5） 美国（4） 世界知识产权组织（3）
IPC部 B（11）
IPC大类 B01（11） C02（8） C01（4）
C08（3）
IPC小类 B01D（11）
IPC B01D061/02（11）
发明人 LI S（2）
公开年 2021（11）
申请年 2020（7）  2021（3） 
专利权人

Removing radionuclides in solution by using carbon-based nanofiltration membrane by using carbon-based nanofiltration membrane to filter initial radioactive solution comprising radionuclides containing radioactive cobalt, radioactive nickel, and radioactive zinc.

LIAO Y, LU J, YAO H, LIU G, CAO L, XIA X, ZHOU F

Preparing layer-by-layer covalent cross-linked graphene oxide film useful in treating water, comprises e.g. assembling polyacrylonitrile film and graphene oxide layer-by-layer using symmetrical diamine substance as cross-linking agent.

ZHAO X, LI H, QI H, TIAN Y

Extracting lithium from aqueous lithium source, comprises removing dissolved calcium ions and/or dissolved magnesium ions by nanofiltration, removing water by reverse osmosis, and electrochemically extracting dissolved lithium ions.

ALYOUSEF Y M, ALRASHEED R, AL JILIL S, HIPPAUF F, ABENDROTH T, ALTHUES H, KASKEL S

Self-supporting two-dimensional film useful in membrane separation, comprises film-forming material stacked to film, where film-forming material comprises graphene oxide or MXene.

LONG Q, LIU Z, CHEN J, WANG Y

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

Nanoporous membrane used in filter, comprises two-dimensional material permeated by pores which are blocked by polymer derived from monomer and comprising population of pores having average pore diameter.

KIDAMBI P R, CHENG P

High-flux nano-composite film comprises base film, ultra-thin hydrophilic mixed matrix modified layer formed by co-depositing two-dimensional nanomaterial and polyvinyl alcohol, and polyamide separation skin layer.

SU B, ZHANG J, LI S, HAN L

Flexible anti-fouling composite filter membrane comprises mixture of graphene oxide modified basalt fiber, plant nano cellulose, lignin adhesive and polyaspartic acid, which forms a layer of flexible anti-fouling composite fiber film.

LI S, LI L, GAO F

Multi-layered membrane useful for separating many ions or molecules in a fluid stream and in device for osmotic power generation, comprises a top layer, a bottom layer, and a spacer layer.

GARAJ S, SPINA M

Producing polyamide complex membrane using a sulfur-doped nano-carbon material comprises preparing carbon composition by homogeneously mixing a nano-carbon material with sulfur, heating carbon composition, homogenizing, and drying.

SONG P, KIM N, SUK M H, JUNG H W, KIM J, LEE J S