国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D065/10（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Preparation method of nanofiltration membrane with high permeability and high selectivity, involves placing pre-treated nanofiltration base film into aqueous phase solution, taking out and drying to obtain nanofiltration membrane-high permeability and high selectivity.

ZHAO C, TANG W, HE D, LI Y

Preparation of LTL molecular sieve membrane involves preparing LTL molecular sieve crystal particles, modifying, preparing graphene oxide modified carrier, assembling with molecular sieve crystal layer, steam reforming, and heating.

WANG Z, HUANG R, WANG N

Graphene composite ultra-filtration membrane comprises graphene oxide and polysulfone ultrafiltration membrane prepared by mixing graphene oxide and aminated titanium dioxide nanoparticles.

CHEN Y