国家/地区 中国（11） 印度（2）
IPC部 B（13）
IPC大类 B01（13）
IPC小类 B01D（13）
IPC B01J027/24（13）
发明人 LI W（2） LUO X（2） RAIZADA P（2）
SINGH P（2） WANG Y（2）
公开年 2021（4） 2023（3） 2020（2） 2022（2）
申请年 2021（4）  2019（3）  2022（3） 
专利权人 NINGBO INST .（2）

Producing urea for vehicles involves passing ammonia and carbon dioxide into synthesis tower, adding graphene-supported nitrogen atom catalyst, controlling temperature and pressure, reacting, depressurizing, cooling, separating gas and liquid, concentrating liquid, spray drying and granulating.

DU F, WANG Q, MO Z, WANG D, LUO X, FU L

Nitrogen-doped graphene three-dimensional macroscopic catalyst comprises nitrogen source and carbon source.

TANG Y, JIN H, PU M, XU B, BEI K, JIN Z, ZHENG X, ZHAO M, AN N, LIU R

Use of functional plastic comprising carbon nitride and its composite and thermoplastic for producing plastic articles by plastic processing, for catalytic degradation of gas phase substance ethylene and liquid phase substance rhodamine B.

WAN W, LI P, LIU S, LI W, ZHAO Z

Graphitic carbon nitride (g-C3N4) based magnetic photocatalyst useful for degradation of pollutants present in wastewater or polluted waters, comprises K and P co-doped g-C3N4, graphene oxide and alkaline-earth metal ferrite.

SINGH P, KUMAR R, RAIZADA P, KHAN A A P

Asymmetric multifunction heterogeneous composite film useful for treating wastewater treatment, comprises a catalytic degradable film layer comprising carbon quantum dots, iron-based quantum dot and two-dimensional sheet-shaped quantum dot carrier, and a functional adsorption layer.

WANG G, ZENG Z, ZHU L, SONG H

Preparing highly dispersed cerium-carbon nitride-urea-nitrogen material by coordination process used in photocatalytic reduction of carbon dioxide, involves putting solid cerium nitrate hexahydrate and urea into absolute ethanol.

ZHU C, WEI X, ZOU W, PU Y, LI W, DONG L

New nitrogen-15 and nitrogen-14 interspersed uniform nitrogen-doped graphene useful in preparing graphene materials and modified graphene materials.

HUANG M, LUO X, DENG H, JIA Q, PENG S, ZHANG Z, XI S, LIU Y, LIU X, CHI S

Preparing carbon materials rich in topological defects by high-temperature ammonia treatment used as catalyst for electrochemical reduction of carbon dioxide, involves using nitrogen-doped carbon material as precursor.

CHEN L, DONG Y, SU J, ZHANG Q, YANG Y, WU K, HU J

Preparing titanium dioxide/graphene/carbon composite material used as photocatalytic material, involves adding titanium dioxide and graphene to carbon-containing compound solution, performing hydrothermal reaction, drying and annealing.

CHEN Y, LAI C, LIU Z

Preparing silver bromide/bismuth bromide oxide/graphene photocatalyst comprises e.g. treating graphite powder with mixing concentrated nitric acid and sulfuric acid in ice bath and adding potassium permanganate slowly to resultant mixture.

SINGH P, SUDHAIK A, RAIZADA P