国家/地区 中国（19） 世界知识产权组织（2）
IPC部 B（19） C（10）
IPC大类 B01（19） C02（7） C01（3）
IPC小类 B01D（19） C02F（7） C01B（3）
B01F（2）
IPC B01D061/00（19）
发明人 LI J（2） LI K（2） LI M（2）
SHAO W（2） WANG R（2）
公开年 2022（19）
申请年 2022（15）  2021（4） 
专利权人 SHANGHAI TER.（2） UNIV XIAMEN（2）

Preparing porous graphene oxide, involves adding metal-based secondary building unit and organic ligand into solvent, fully dissolving, heating and reacting to obtain metal organic polyhedral crystal, preparing graphene oxide/metal organic polyhedral mixed solution and assembling film to dissolve.

SU P, HUANG J, LIN Y, CHEN S, CHEN L, KUANG B, LI W

Preparing perfluoropolymer-based composite nanofiltration membrane comprises respectively spinning first spinning solution made of water-soluble polymer and perfluoropolymer dispersion emulsion, and second spinning solution made of co-spinning polymer to obtain flat film and sintering.

SHU J, XIE W, WANG Q, JIN N, DI Z, YANG H, ZHAO Y, HUANG Y

Device for separating and oxidizing graphene by ceramic composite film, has separating cylinder formed with separating cavity, where end of feeding pipe is limited between pressing piston and limiting piston.

WANG Y, SHI C, SHEN Y

Preparing hydrophilic and hydrophobic composite film used for film distillation, crystallization, absorption, extraction, involves soaking porous base film into oil phase monomer solution, taking out to obtain oily porous film, and contacting with aqueous phase solution followed by polymerization.

WAN Y, LUO Q, XIA J, LEI C, SHEN F

Multi-stage separation filtering device for removing acid by graphene oxide, has storage tank connected with first-stage filtering device through filtering pipeline sequentially second-stage and discharging tanks.

LI X, CHENG J, JIANG S, LI M

Porous polymeric membrane useful for removing impurities from liquid compositions e.g. alcohols and ammonium hydroxide comprises a polymer having mixed in it a carbonaceous material.

MIR A A, JABER J A, PATEL R B, BOUDREAU A, KALYANI V

Nano-filtration membrane used for separating, decolouring, removing salt and concentrating, comprises silanized graphene layer located on supporting layer, and support layer.

LI K

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

Layer-by-layer self-assembly preparation method of graphene oxide nanofiltration membrane comprises adding pure water into flake graphite oxide, ultrasonically treating, adding water into polyelectrolyte additive, mixing graphite oxide dispersion and additive solution, pressurizing and drying.

WANG R, CHEN Z, SHAO W

Preparing porous macromolecular polymeric material filter membrane involves placing a silicon substrate to be grown with upright graphene in vacuum chamber of plasma enhanced chemical vapor deposition device, inputting buffer gas, and stabilizing air pressure in vacuum chamber by adjusting.

YAN Y, ZHENG W, FU W, YANG D