国家/地区 中国（7） 印度（4）
IPC部 B（13）
IPC大类 B82（13）
IPC小类 B82Y（13） C02F（13） B01J（8）
C01B（6） B01D（4） C01G（3）
IPC B82Y030/00（13）
发明人
公开年 2022（11） 2023（2）
申请年 2022（13）
专利权人

Preparing polyamide membrane for desalination of water from surface hydric body such as river, or for processing water for industrial reuse, involves applying dispersion of graphene oxide in ethyl alcohol, on membrane of selective polyamide layer, by spin-coating with low and high rotations.

SILVESTRE A A L, DE JESUS R B C, GOULART S G, SANTOS A M M, GOMIDE D C V, BRASIL Z Y L, DE ARAUJO CID DA SILVA R, SUHETT D S R

Preparation of composite photocatalyst used for degrading printing and dyeing wastewater, involves dissolving lead(II) chloride and methylammonium iodide white crystals in dimethylformamide, adding graphene carrier precursor solution and silver vanadium oxide solution, reacting, washing, and drying.

CHEN M, LIN J, GONG A, XIAO J, ZHOU H, JIN D

Synthesizing graphene oxide and silver molybdate composite macroscopic assembly for use as separation membrane material, involves dropping graphene oxide into silver nitrate solution, adding ammonium molybdate to obtained solution, adding nitric acid solution and performing hydrothermal reaction.

XU Y, CAO X, WANG L, XU K, ZHU L

Preparing nano material doped with metal compound for purifying water body, involves mixing graphene-like carbon nitride nanosheets and metal compound nanoparticles, sequentially adopting ultrasonic bath treatment, stirring treatment, and cleaning treatment to obtain solid.

ZHANG Z, HAN M, WEI G, LIANG B, GUO J, HUANG Z, PENG L

Preparing core-shell graphene oxide quantum dot zero-valent iron catalyst useful as catalyst for removing refractory wastewater, comprises e.g. adding deionized water, hydrogen peroxide and hydrochloric acid, thermally insulating, reacting, and centrifuging.

LUO R, XUE D, WANG C, LIANG H, ZHU T, WANG B, MAO H, REN H

New photocatalytic material comprising egg shell membrane based metal doped carbon quantum dots conjugated with graphene oxide used to remove dye from aquatic environment by degrading dye and in e.g. fluorescent mark, analysis and catalysis.

PAUL S, DAS S

Method of synthesizing titanium dioxide-reduced graphene oxide nanocomposite system.

INDIRA C L, PREETHA S, PILLAI R, KALARIKKAL N

Photocatalytic material with hydrophobic hollow micro-nano structure useful as photocatalyst in sewage treatment, comprises hollow tubular graphitic carbon nitride (g-C3N4) as carrier and supports load tin dioxide quantum dot and nitrogen-doped graphene quantum dots (NGQDs).

JING Y, LI Q, REN C, ZHAO H, LEI T, QIAN G, TENG H, XIE C, ZHANG C

Composite electrode used in plasma sterilizing water generating device, comprises electrode substrate, and graphene nanocrystalline porous film doped with titanium dioxide nanoparticles on the surface of the electrode substrate.

WANG Z, WU Q, WANG X, ZHANG Q, WEN B, BAI Y, ZHANG X

Production of carbon nanotube-based adsorption/filtration nanomaterial, comprises annealing carbon nanotubes to remove fullerenes and other by-products of carbon crystallization, where carbon nanotubes are subsequently immobilized on support substrate based on fibrous natural or synthetic material.

BOUSA D, BOUSA M, BOUSOVA K