国家/地区 中国（5） 韩国（3）
IPC部 B（11）
IPC大类 B01（11）
IPC小类 B01D（11）
IPC B01D067/00（5） C02F001/44（5） B01D017/02（2）
B01D053/72（2） B01D053/86（2） B01D061/14（2）
B01D069/02（2） B01D071/02（2） B01D071/34（2）
B01D071/42（2） C02F001/28（2） C02F001/30（2）
C02F001/40（2） C08L023/06（2）
发明人
公开年 2023（11）
申请年 2021（11）
专利权人

Cation exchange membrane useful in electrodeionization device for ultrapure water production system comprises cation exchange resin, binder resin, and reduced graphene oxide.

KIM S K, JEONG H Y, MOON Y G, SON E J

Preparing reverse osmosis membrane useful for desalination of boron sea water, comprises e.g. contacting base film with polyamine monomer solution, obtaining polyamide layer, heating, immersing in diethanolamine solution, immersing reverse in carboxy activator solution, coating and post-treating.

LIANG S, HU L, XIAO J, LIU G, YANG X

Nanofilter used for selectively separating oil contaminants e.g. crude oil, diesel, engine oil and petrol oil from water, comprises hydrophobic nanoparticles, amorphous carbon, and support comprising polymeric sponge or fabric.

KHODAPARAST B, KHOSROPOUR A

Lead ion selective adsorption polyacrylonitrile ultrafiltration membrane useful in field of lead ion wastewater treatment, comprises support layer and polyacrylonitrile separation layer (including nanoparticles surface-modified by phosphoramidate compound).

YU H, ZHANG Y, PAN G, LIU Y, ZHAO M

Synthesizing graphene oxide-titanium oxide-manganese oxide composite sol, comprises e.g. heating acid-soluble titanium oxide to dissolve titanium oxide particles with concentrated sulfuric acid, reacting with acidifying graphite, specific grade order flake graphite powder and sodium nitrate.

WU L, ZHANG T

Polymer cross-linked structure separator for conductive carbon separation membrane, has polymer cross-linked bonds that are formed between layers of conductive carbon separator having laminated structure.

CHO E S, LETHARGY

Preparing high-throughput anti-pollution polyvinylidene fluoride hybrid ultrafiltration membrane used in wastewater, involves adding polyvinylidene fluoride, first catalyst and potassium hydroxide ethanol solution in reaction vessel, stirring uniformly to form mixed solution, stirring, reacting.

CHANG N, YAN B, WANG H

Method for re-extracting oil through water treatment of bilge wastewater comprises using graphene filter for purifying bilge wastewater, then compressing and adsorbing nano grade graphene on MB filter non-woven fabric with high heat.

HWANG J

Hollow fiber ultrafiltration membrane for removal of heavy metals including arsenic, comprises polyphenylsulfone as base polymer, polyvinylpyrrolidone as pore-forming agent, and polyvinylpyrrolidone as hydrophilic polymer.

TODETI S R, NAYAK C M, KUMAR M, ISLOOR A M

Use of functional plastic comprising carbon nitride and its composite and thermoplastic for producing plastic articles by plastic processing, for catalytic degradation of gas phase substance ethylene and liquid phase substance rhodamine B.

WAN W, LI P, LIU S, LI W, ZHAO Z