国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） C02（4）
IPC小类 B01D（4）
IPC B01D067/00（4）
发明人 LIU Z（4）
公开年 2017（2）
申请年
专利权人

Preparation of nanofiltration membrane involves coating film casting liquid containing polymer on nonwoven fabric, contacting obtained base film with e.g. aqueous phase solution containing amine monomer to form polyamide functional layer, crosslinking, imidizing, post-treating, and drying.

LIU Z, ZHANG J, HU L, LIANG S, WANG B

Preparation of graphene or graphite alkenyl oxide separation membrane comprises depositing aminated multi-layer graphene and aminated oligolayer graphene oxide on bottom film.

XIA J, GU J, XIAO P, CHEN T, LIU Z

Modified graphene film useful for separating monovalent and polyvalent metal ion comprises slightly reduced graphene oxide as film material, and two-dimensional nano-mass transfer channels of slight reduction of graphene sheets.

XI Y, LIU Z, CHU L, WANG W, XIE R, JU X

Preparing low oxidation degree graphene/zinc oxide nanocomposite film comprises e.g. adding potassium permanganate to concentrated sulfur acid, then adding low oxidation degree graphene and zinc oxide nanorod, and vacuum drying.

LIU Y, WU W, LIU Z, HU X, GUO W