国家/地区 中国（13）
IPC部 B（13） C（13）
IPC大类 B01（13） C02（13）
IPC小类 B01D（13）
IPC C02F101/30（13）
发明人 CHEN G（2） LI Y（2） LIU T（2）
LIU X（2） SUN K（2） XIE H（2）
ZHU J（2）
公开年 2021（13）
申请年 2021（13）
专利权人 BEIJING INST.（2） SHANGHAI INS.（2）

Preparing MXene-reduced porous graphene oxide (r-HGO) composite membrane with high flux and high removal rate involves adding graphite to mixed solution of sodium nitrate and concentrated sulfuric acid, and stirring.

LIU X, SUN K, GUO S, LIU T

Preparing defect-rich water-stabilized graphene oxide film useful in water treatment, comprises e.g. dispersing graphene oxide powder with water, adding mixed solution of hydrogen peroxide and iron (II), loading on mixed cellulose ester microfiltration membrane by suction filtration, and cleaning.

SUN K, TIAN L, LIU T

Metal or metal ion modified carbon-based ozone activation catalyst used for for oxidizing and decomposing volatile organic compound, is formed by supporting metal or metal salt on inside and surface of carbon carrier.

SU F, ZHENG C, ZHU J

Preparing graphene oxide/polymer sponge three-dimensional structure composite material comprises e.g. adding polymer sponge in strong acid aqueous solution, removing residual strong acid aqueous solution, and soaking negatively charged polymer sponge in graphene oxide dispersion liquid.

LIU B, PENG T, ZHANG X, SUN H

Preparing graphene nano-porous film useful for textile spinning, medicine, and sewage treatment, comprises e.g. thermally reducing graphene oxide, oxidizing by manganese(II) sulfate and hydrogen peroxide, and vacuum pumping and filtering.

OU J, YAO H, YU H, ZHOU H, CHENG Y, REN B, CHEN G, YI Q, XIE H, CHEN K

Composite ultrafiltration membrane useful for treating wastewater, is prepared by preparing composite quantum dot suspension by adding graphene quantum dot/N,N-dimethylformamide solution to zinc oxide quantum dot/ethanol solution and stirring, and preparing polyvinylidene fluoride membrane.

SANG J, LI J, DI M, XU C, LIU X, ZHANG C

Preparing photocatalytic ceramic membrane involves preparing graphene oxide-titanium oxide composite nano-particle dispersion, where graphene oxide-titanium oxide composite nano-particle dispersion is combined to the ceramic membrane.

SUN W, LI C

Collecting and processing high temperature condensed water for petroleum refining by collecting, conveying steam containing hydrogen sulfide to condenser, condensing steam, and injecting condensed liquid stream into reaction tank.

HU B

Preparing graphene-based Ag@ZIF-67 composite material film for wastewater treatment, involves adding the MOF material to the solvent, and after uniformly stirring, adding the silver source and stirring to obtain solution A.

LI Y, LI X, YANG Y, WANG L, ZHANG M, WU Z, KONG Y, CONG H, TANG J

Preparing a multifunctional load-type nano multilayer composite film for seawater desalination, sewage purification or oil-water separation, involves applying first mixed reaction system to the surface of the substrate.

ZHU L, ZENG Z, SONG H, WANG G