国家/地区 中国（3） 印度（2）
IPC部 B（5）
IPC大类 B01（5） C02（3）
IPC小类 B01D（5）
IPC B01D061/14（5）
发明人
公开年 2023（5）
申请年 2021（3）  2023（2） 
专利权人

Composite film used for selectively separating cation in water environment, comprises supporting layer and functional layer located on surface of supporting layer, where functional layer comprises seed layer, and metal-organic framework layer located on surface of seed layer.

LU C, HU C, CHEN Z, QU J

Preparing aluminum oxide ceramic plate film used in sewage treatment, comprises setting intermediate sacrificial layer and functional film layer on aluminum oxide ceramic substrate, and removing intermediate sacrificial layer.

LI X, GAO G, ZHOU H, WANG Y, ZHANG N, LIU X

Process for 5-hydroxymethyl ether formation involves using ionic liquid catalyst of fructose in corresponding alcohol and adding to N,N-dimethylacetamide methanesulfonate, refluxing reaction mixture, cooling and isolating desired ether product under reduced pressure and reusing recovered alcohol.

DUTTA S

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

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