国家/地区 中国（23）
IPC部 B（23）
IPC大类 B01（23） C02（23） C01（3）
C08（3） C09（2） D01（2）
IPC小类 C02F（23）
IPC C02F103/08（23）
发明人 UNANNOUNCED I（3） LIU G（2） WANG L（2）
ZHANG L（2） ZHANG Q（2） ZHANG X（2）
公开年 2022（23）
申请年 2022（15）  2021（7） 
专利权人 XIXI TECHNOL.（3）

Preparing water purifying device filter element based on multilayer graphene oxide continuous film, comprises e.g. annealing metal sheet, introducing carbon-containing gas into metal sheet, reacting, stop feeding carbon-containing gas, and cooling.

UNANNOUNCED I

Preparing water purifying device filter core based on multilayer oxidized graphene continuous film used in desalination comprises placing multi-layer graphene oxide continuous film between two layers of polypropylene cotton or filter materials, non-woven fabrics or stainless steel filter screens.

UNANNOUNCED I

Preparing water purification device filter element based on multilayer graphene continuous membrane, comprises sandwiching multi-layer graphene continuous film between two layers of pp cotton (or non-woven fabric), and placing between two layers of stainless steel filter screens.

UNANNOUNCED I

Preparing superhydrophilic nickel-based multilayer composite membrane material useful in field of photothermal seawater desalination or photothermal sewage purification, comprises e.g. dissolving nickel salt, complexing agent and surfactant in water, and soaking composite structure in salt solution.

MA F, ZENG Z, ZHU L

Ultra-efficient full spectrum photo-thermal conversion composite material useful for sewage treatment comprises composite material compounded by large groups consisting of tungsten oxide, titanium oxide, carbon-containing material, or group consisting of iron oxide, and noble metal group.

TESSEMA A A, NAHIM S, WU C

Cobalt and aluminum molybdenum disulfide doped reduced graphene oxide aerogel useful for electrochemically extracting uranium from seawater, comprises cobalt-aluminum-doped molybdenum disulfide powder and graphene oxide dispersion liquid as raw materials.

LI Y, QIN W, WANG Q, JIAN J, WU X

Preparing reduced graphene oxide layered film comprises e. g. mixing sodium polystyrene sulfonate and multiwall carbon nano-tube in distilled water according to predetermined proportion, stirring and ultrasonically dispersing uniformly to obtain liquid, and centrifuging uniform dispersion liquid.

YE H, ZHOU W, ZANG S, WU Y, YUAN Z

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

Graphene oxide film useful for film distillation desalting, comprises supporting layer and selective separation layer composed of multi-layer graphene oxide nano sheet distributed with metal-organic frame nano particles and further covered with hydrophobic decorative layer.

JIN W, MAO Y, LIU G

Method for preparing a salt-sensitive photothermal gel for use in distilling and removing salt in water, involves mixing a photothermal material, an aqueous solution of zwitterionic monomers, and N,N'-methylenebisacrylamide, adding potassium persulfate and 2,2,6,6-tetramethylpiperidine.

ZHANG S, ZHAO Q, ZHANG X, LI D