Application of nano zirconia in catalyst field

  Nano zirconia vk-r30 has both acidic, alkaline, oxidizing and reducing metal oxides
The average particle size of nano zirconia vk-r30 is 30nm and the specific surface area is 30 m2 / g
due to its small nano size and large specific surface area, it has important scientific research value and application prospect in the field of catalysts The surface of nano zirconia vk-r30 is acidic and alkaline at the same time, so it has oxidation and reduction at the same time
It can be used as both catalyst and catalyst carrier

1
  Nano zirconia vk-r30 as a single catalyst
  Synthesis of isobutene and CO2 by hydrogenation of carbon monoxide over nano zirconia vk-r30 catalyst Hydrogenation to methanol has important applications
It is found that nano zirconia vk-r30 with high specific surface area, large pore volume, small particle size and good monodispersity is in CO2 The hydrogenation reaction showed high conversion, and the methanol prepared with nano zirconia vk-r30 as catalyst also showed high selectivity

2
Nano zirconia vk-r30 composite catalyst
  Different nano zirconia vk-r30 composite catalysts prepared by different methods have great differences in structure, material properties, catalytic activity and reaction selectivity
Nano copper oxide / nano zirconia vk-r30 slurry catalyst can directly synthesize dimethyl ether without adding methanol dehydrating agent

The deactivation of cobalt oxide / silica catalyst modified by nano zirconia vk-r30 can be inhibited
The stability of the catalyst was also improved

The adsorption and desorption behavior, surface reaction and catalytic oxidation activity of Pt / alumina and samples containing nano zirconia vk-r30 were improved after doping with nano zirconia vk-r30

3
Nano zirconia vk-r30 as catalyst support
  Nano zirconia vk-r30 supported Fe catalyst has high selectivity for low-carbon olefins in F-T synthesis
The research shows that the amount of iron loading has a great influence on the catalytic activity of Fe2O3 / nano zirconia vk-r30 catalyst
The catalyst can maintain high catalytic activity when an appropriate amount of iron is loaded

  Nano zirconia vk-r30 supported copper in catalysts Co / H2, CO2 / H2 Synthesis of methanol, NO2 It has good catalytic performance in the decomposition of, dehydrogenation of alcohol ammonia to amino acids, oxidation of CO and oxidation of propylene
Using nano zirconia vk-r30 load has advantages over other material loads

  The Cu / ZrO2 cyclohexanol dehydrogenation catalyst supported on zirconia has high catalytic activity
The yield of cyclohexanone can reach 85%, the dehydrogenation selectivity of cyclohexanone is close to 99%, and has good stability and service life

4
Nano zirconia vk-r30 as catalyst promoter
  Nano zirconia vk-r30 has good dispersion
The research shows that the type and dispersion of additives can improve the conversion of CO, reduce the selectivity of methane and improve the selectivity of low-carbon hydrocarbons
The better the dispersion of catalytic additives, the better the reaction effect of hydrogenation to low-carbon hydrocarbons

  In conclusion, nano zirconia vk-r30 has been widely used in the field of catalysts because of its good nano material properties, and has a good application prospect
The particles are uniform, the particle size is small, the dispersion is good, and the specific surface area plays a key role