国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C02（5）
IPC小类 B01D（5）
IPC B01D071/34（5）
发明人 LIU H（5）
公开年 2019（2） 2022（2）
申请年 2019（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 quaternary ammonium salt group-containing graphene oxide material used as adsorbent to remove pollutants from water bodies, involves grafting tertiary amine groups on graphene oxide and dissolving graphene oxide in solvent.

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

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

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