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Preparation process of honeycomb ceramic plate loaded TiO2-NCP immobilized photocatalyst

A technology of honeycomb ceramic plates and photocatalysts, applied in the direction of physical/chemical process catalysts, metal/metal oxide/metal hydroxide catalysts, chemical instruments and methods, etc., to achieve easy recycling and reuse, stable performance, and low price Effect

Active Publication Date: 2017-02-01
NATURE ENVIRONMENTAL PROTECTION TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] There is no literature report on the photocatalyst of multi-element co-doped TiO2 loaded on the honeycomb ceramic plate, and its application in the deep treatment of water health and environmental protection

Method used

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  • Preparation process of honeycomb ceramic plate loaded TiO2-NCP immobilized photocatalyst
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  • Preparation process of honeycomb ceramic plate loaded TiO2-NCP immobilized photocatalyst

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Experimental program
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Effect test

Embodiment 1

[0035] The honeycomb ceramic plate loaded with TiO 2 -The preparation technology of NCP immobilized photocatalyst comprises the following steps:

[0036] 1) Preparation of honeycomb ceramic plate:

[0037] Silicon oxide, aluminum oxide, magnesium oxide, iron oxide, titanium dioxide, K 2 O and Na 2 O and CaO are wet-milled in a ball mill to less than 320 mesh powder, silicon oxide, aluminum oxide, magnesium oxide, iron oxide, titanium dioxide, K 2 O and Na 2 The mass percentage of O and CaO components is 39% of silicon oxide, 52% of aluminum oxide, 6% of magnesium oxide, 0.8% of iron oxide, 1.0% of titanium dioxide, K 2 O and Na 2 O and CaO 1.2%, the powder after ball milling becomes mud block after pressure filtration and vacuum refining, and the green body is synthesized in a downdraft kiln to become cordierite material; then the synthesized cordierite is finely ground again to the required Granularity is required; then the finely ground cordierite powder is added to th...

Embodiment 2

[0049] The honeycomb ceramic plate loaded with TiO 2 -The preparation technology of NCP immobilized photocatalyst comprises the following steps:

[0050] 1) Preparation of honeycomb ceramic plate:

[0051] Silicon oxide, aluminum oxide, magnesium oxide, iron oxide, titanium dioxide, K 2 O and Na 2 O and CaO are wet-milled in a ball mill to less than 320 mesh powder, silicon oxide, aluminum oxide, magnesium oxide, iron oxide, titanium dioxide, K 2 O and Na 2 The mass percentages of O and CaO components are silicon oxide 44%, aluminum oxide 47%, magnesium oxide 5%, iron oxide 0.5%, titanium dioxide 1.9%, K 2 O and Na 2 O and CaO 1.6%, the powder after ball milling becomes mud block after pressure filtration and vacuum refining, and the green body is synthesized in a downdraft kiln to become cordierite material; then the synthesized cordierite is finely ground again to the required Granularity is required; then the finely ground cordierite powder is added to the binder with...

Embodiment 3

[0063] The honeycomb ceramic plate loaded with TiO 2 -The preparation technology of NCP immobilized photocatalyst comprises the following steps:

[0064] 1) Preparation of honeycomb ceramic plate:

[0065] Silicon oxide, aluminum oxide, magnesium oxide, iron oxide, titanium dioxide, K 2 O and Na 2 O and CaO are wet-milled in a ball mill to less than 320 mesh powder, silicon oxide, aluminum oxide, magnesium oxide, iron oxide, titanium dioxide, K 2 O and Na 2 The mass percentage of each component of O and CaO is 42% of silicon oxide, 50% of aluminum oxide, 5% of magnesium oxide, 0.5% of iron oxide, 1% of titanium dioxide, K 2 O and Na 2 O and CaO 1.5%, the powder after ball milling becomes mud block after pressure filtration and vacuum refining, and the green body is synthesized in a downdraft kiln to become cordierite material; then the synthesized cordierite is finely ground again to the required Granularity is required; then the finely ground cordierite powder is added ...

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Abstract

The invention relates to a preparation process of a honeycomb ceramic plate loaded TiO2-NCP immobilized photocatalyst, and belongs to the field of air purifying agent processing. The preparation process of the honeycomb ceramic plate loaded TiO2-NCP immobilized photocatalyst includes the first step of preparing honeycomb ceramic plates, the second step of preparing a TiO2-NCP composite photocatalyst, and the third step of preparing the honeycomb ceramic plate loaded TiO2-NCP immobilized photocatalyst. By means of the multielement-doped TiO2-NCP / Honeycomb cerami composite photocatalyst and the multielement-codoped TiO2-NCP / Honeycomb cerami composite photocatalyst prepared through the honeycomb ceramic plates, advanced treatment can be carried out on pollutants and VOCs in air under natural conditions, no waste is generated, and the composite photocatalyst is an environment-friendly product.

Description

technical field [0001] The invention belongs to the field of air purifier processing, in particular, relates to a honeycomb ceramic plate loaded TiO 2 —The preparation process of NCP immobilized photocatalyst. Background technique [0002] Photocatalytic environmental protection technology is a new purification technology produced by applying photocatalytic method to environmental pollution control. It is based on the super strong redox ability of photocatalyst under the irradiation of light, which can almost decompose various organic pollutants into CO 2 and H 2 O, can almost kill biological pollutants such as various bacteria and viruses. Moreover, it has the characteristics of high efficiency, low operating cost, and can be operated under normal temperature and pressure. It has been one of the research hotspots in the field of cutting-edge science and technology for more than 20 years, and it has developed rapidly in the past ten years. It has become a The new technol...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01J23/89
CPCB01J23/8946B01J35/56B01J35/39
Inventor 冯泽云韩延昆
Owner NATURE ENVIRONMENTAL PROTECTION TECH
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