国家/地区 中国（2）
IPC部 B（3） C（2）
IPC大类 B01（3） B82（3）
IPC小类 B01D（3）
IPC B01D067/00（3）
发明人
公开年 2023（3）
申请年 2022（3）
专利权人

Preparing polyamide membrane for desalination of water from surface hydric body such as river, or for processing water for industrial reuse, involves applying dispersion of graphene oxide in ethyl alcohol, on membrane of selective polyamide layer, by spin-coating with low and high rotations.

SILVESTRE A A L, DE JESUS R B C, GOULART S G, SANTOS A M M, GOMIDE D C V, BRASIL Z Y L, DE ARAUJO CID DA SILVA R, SUHETT D S R

Method for preparing two-dimensional material composite proton exchange membrane for separating hydrogen isotopes, involves collying nano-sheet dispersion liquid to room temperature for taking out formed film as material composite proton exchange membrane for hydrogen isotope separation.

ZHENG M, LI X, DING W, ZHOU X, LIU W

Preparing ion exchange membrane, involves preparing two main bodies carrying particles with opposite charge, cleaning and drying surface of substrate having enhanced permeability, and soaking in dispersion liquid, forming thin film on substrate surface, drying, dissolving substrate in polar solvent.

LIANG Z, FANG Y, LIU S, ZHANG D, CHEN X