国家/地区 中国（28）
IPC部 B（28） C（11） D（3）
A（2）
IPC大类 B01（28） C02（6） C07（3）
D01（2） D04（2）
IPC小类 B01D（28）
IPC B01D071/34（28）
发明人 LAN Y（4） PENG P（4） HUANG Y（2）
LI W（2） LIU B（2） SUN J（2）
SUN L（2） WANG C（2） WANG J（2）
XUN H（2） YANG Y（2） YU D（2）
ZHU Z（2）
公开年 2021（21） 2022（4） 2023（3）
申请年 2021（28）
专利权人 UNIV SANMING（4） HUADIAN WATE.（2） UNIV TIANJIN.（2）

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

Graphene separation film used in total organic carbon analyzer for testing and monitoring of purity of drinking water and process water, comprises support layer and separation layer, which is double-layer graphene film with nanopores.

ZHANG S, SUN J, YAO A, HOU D, ZHANG D, WANG L

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

Mop cleaning bucket for rinsing and de-drying clean water by circulating and filtering sewage, has water column for drawing water from water purification area to clean mop cloth to form sewage that flows to water outlet through inclined surface.

WU C

Manufacturing hollow fiber film used as polysulfone film, involves preparing film main unit, solvent, pore-forming agent, heating, stirring to form material liquid, and processing material liquid through conveying pump to spinning plate.

PENG Z, FANG L, CHANG Z, LIANG E

Preparing low load rate graphene aerogel/polydimethylsiloxane pervaporation dealcoholizing film involves adding aqueous ammonia to adjust pH value and adding hydrazine hydrate with graphene oxide in graphene oxide solution.

WANG K, SUN Y, BAO N, DUAN M, LI H

Preparing graphene oxide-metal-organic framework modified polyvinylidene fluoride flat membrane useful in preparation of membrane bioreactor process membrane, comprises dissolving graphene oxide-metal-organic framework in solvent, adding polyvinylidene fluoride resin, casting and drying membrane.

WANG Y, YANG L

Composite separation membrane useful in membrane distillation, comprises graphene layer compounded on poly(vinylidene fluoride-hexafluoropropylene) nanofiber membrane containing carbon nanotubes.

MA J, MIAO L, ZHU Z, JIA G

Preparing composite film for photocatalysis-photothermal film distillation comprises dissolving cerium nitrate and urea in distilled water, introducing polyvinylidene fluoride, and electrospunning spinning solution by electrospinning technology.

SHI J, HU W, HUANG Y, JU J, WANG C, LIU M, KANG W

Carbon dioxide separation membrane for carbon capture, includes support layer, nanoparticle composite layer and polymer layer sequentially arranged, where nanoparticle composite layer is prepared from nanoparticles and polymer, and nanoparticles include surface-modified nanoparticles.

TAN Y