国家/地区 中国（8）
IPC部 B（9）
IPC大类 B01（9）
IPC小类 B01J（9）
IPC B01J023/34（9）
发明人 WANG W（2） ZHANG X（2）
公开年 2022（2） 2023（2）
申请年 2022（4） 
专利权人

Preparing graphene quantum dot based on heterogeneous catalyst, comprises e.g. dispersing manganese dioxide particles in water, adding hydrogen peroxide and neutral graphene oxide solution into reaction solution, then adding hydrochloric acid and hydrogen peroxide, and post-processing.

WANG J, LU Y, GE M, ZHANG F, CUI D

Application of beta-manganese dioxide in catalytic formaldehyde dehydrogenation.

ZHENG J, YE S, XIE J, LI X, CHEN H, ZHANG N, ZHANG P, CHEN B

Reutilization of cathode decommissioned graphite comprises treating cathode graphite decommissioned from fully discharged waste battery with sodium hydroxide solution, microwave shock treating, introducing argon under airtight conditions, treating it by improved Hummers method.

MAO Y, ZHAO X, ZHANG Z, SONG Z, WANG W, SHEN Y, DONG Y, SUN J

Honeycomb ceramic catalyst useful for e.g. motor vehicle exhaust gas treatment and stationary source flue gas catalytic oxidation, comprises honeycomb ceramic material e.g. zirconium dioxide, and mullite-type composite oxide, gamma-alumina and additives e.g. ethylene glycol as coating material.

ZHANG S, WANG W

Controlling crystal plane structure exposed on surface of titanium dioxide quantum dots useful for preparing composite photocatalyst, comprises e.g. adding tetrabutyl titanate to absolute ethanol, stirring, adding hydrochloric acid solution.

WANG G, XIANG Y, WANG F

Preparing graphene nano bubble material used in preparation of adsorbents, catalysts, optical materials or energy storage materials, involves heating graphite raw material with oxidizing acid.

SONG D, CHEN W, CHEN J, SHENG Y, XU Q, ZHANG X

Catalyst for hydrolysis of sodium borohydride during hydrogen production, is metal oxide-graphene oxide composite, metal oxide-porous graphene composite, metal oxide-reduced graphene oxide composite, or graphene-supported carbon nanofibers.

WU X, LI B, ZHANG X, HAN G, LIU Y

Metal oxide-loaded hollow graphene microsphere catalyst useful for oxidation of hydrogen peroxide to degrade organic pollutants in water, is prepared by dispersing graphite oxide in water, adding ascorbic acid, dispersing and reducing.

XU Z, ZHANG G, ZHANG Y

Manufacture of graphene for, e.g. organic LEDs, involves preparing structure with graphene on surfaces and catalyst, arranging carriers on graphene, and removing catalyst while winding up carriers by rotating rolls facing each other.

KIM N, RYU J, YEONG K N, CHEOL R J, KIM N Y, RYU J C