国家/地区 中国（9）
IPC部 B（9）
IPC大类 B01（9） C02（9）
IPC小类 B01D（9）
IPC B01D067/00（9）
发明人 LIU H（9）
公开年 2019（3） 2018（2） 2022（2）
申请年 2019（3）  2018（2）  2022（2） 
专利权人

Preparation of film useful for photothermal film distillation device, involves e.g. uniformly dripping Tris solution containing dopamine hydrochloride on hydrophobic polyvinylidene fluoride film, placing in vacuum suction filter bottle, adding graphene oxide-thiourea solution, and suction-filtering.

WANG Y, LIU H, HU Z, LI W

Preparing graphene oxide-titanium dioxide/poly(vinylidene fluoride) composite ultrafiltration membrane comprises e.g. preparing different graphene oxide-titanium dioxide nanocomposites, dispersing it in dimethylacetamide, stirring with poly(vinylidene fluoride) and polyethylene glycol, and casting.

WANG M, YANG B, LIU H, XU H, YUE Q, JI X

Preparing composite forward osmosis membrane for e.g. seawater desalination, by soaking electrospun nanofiber supporting layer with intermediate layer in calcium chloride solution, washing, soaking in sodium carbonate solution, washing and preparing polyamide selective separation layer.

LIU H, YU L, CHEN D, YU Y

Preparing nanofiltration membrane for reducing chromaticity of sewage involves synthesizing graphene oxide, configuring as dispersion, and using ultrafiltration membrane separation to obtain small-sized graphene oxide dispersion.

ZHAO F, LIU H, WANG L, PEI Y, GENG C, NIU H, JIANG J, WANG Y

Preparing hydrophilic and antibacterial dual-modified ultrafiltration membrane used as filter medium in sewage treatment, drinking water purification or seawater desalination pretreatment, comprises adding graphene oxide to organic solvent.

ZHAO F, LIU H, WANG L, JIANG J, GENG C, NIU H

Preparing blended modified polyvinylidene fluoride film useful for vacuum membrane distillation and recovery in high salinity organic wastewater comprises e.g. adding titanium dioxide, graphene, polar solvent, and mixing.

YAO H, SUN Y, LIU H, HU A, ZHANG Y, ZHU J

Graphene oxide composite carbon film useful for various water purification devices and water processing engineering equipment, comprises graphene oxide embedded and supported in a porous micro-structure of carbon film.

LIU H, CHEN J, LONG Y, DONG P

Graphene oxide composite water treatment membrane for e.g., water purification devices, comprises polymer porous material pretreatment layer, graphene oxide active purification layer, and polymer porous material support layer.

LIU H, PENG Y, QING Z

Industrial hydrophobic oleophilic hollow fiber composite membrane, has surface separation layer made of film-forming polymer material, and comprising graphene and polyvinylidene fluoride component that is utilized as hydrophobic component.

HAO J, HUANG Q, LIU H, XIAO C, ZHAO J