国家/地区 中国（7） 韩国（2） 世界知识产权组织（2）
IPC部 B（8） C（2）
IPC大类 B01（8） C02（2）
IPC小类 B01D（8）
IPC B01D069/08（8）
发明人
公开年 2022（8）
申请年 2021（8）
专利权人

Thin film nanocomposite separator comprises a hollow fiber membrane support and a coating layer formed by interfacial polymerization on the support, where the support is hydrophilic support and coating layer comprises porous graphene oxide.

KIM T H, CHOI W

Hollow fiber nanofiltration membrane based on oxidized graphite, for use in solvent concentrations such as Hexane EtOH, IPA, DMF, MeOH, and ACN, comprises polyimide hollow fiber film and oxide graphene inner selection layer surface in polyimide base film.

XING W, SUN Y, LIU M, ZHANG C, SUN S

Mop cleaning bucket for rinsing and de-drying clean water by circulating and filtering sewage, has water column for drawing water from water purification area to clean mop cloth to form sewage that flows to water outlet through inclined surface.

WU C

Manufacturing hollow fiber film used as polysulfone film, involves preparing film main unit, solvent, pore-forming agent, heating, stirring to form material liquid, and processing material liquid through conveying pump to spinning plate.

PENG Z, FANG L, CHANG Z, LIANG E

Preparing hollow fiber braided tube filter membrane used for waste water reduction, by sequentially fixing photothermal conversion functional material and hydrophobic polymer on outer surface of hollow fiber braided tube using traction immersion modification technology and preparing filter membrane.

ZHANG Q, ZHANG X

Preparing separation membrane comprises adding monomer, salt, solvent and entrainer under inert gas atmosphere into reaction kettle and then mixing with end-capping agent.

YANG J, LIU T, XU X, HU Y

Organic solvent nanofiltration membrane and/or organic solvent reverse osmosis membrane for nanofiltration of solvent, comprises composite mixed matrix material comprising solvent-resistant polymeric matrix with functional groups suitable for crosslinking, and inorganic material.

GAO Z, CHUNG T, NADERI A, WEI W, PAN G Z, TAIWIN C, WEIWAN, ZHONG T

Preparing supported polytetrafluoroethylene hollow fiber membrane with catalytic function comprises e.g. adding zinc oxide precursor zinc salt into polytetrafluoroethylene dispersion resin, adding lubricant and porogen, mixing, sintering, and mixing carbon nanomaterials with soluble zinc salt.

ZHAO X, HU J, ZENG X, LI J, AN K