CN109794258A - A kind of catalyst and preparation method of waste water by ozone processing - Google Patents
A kind of catalyst and preparation method of waste water by ozone processing Download PDFInfo
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- CN109794258A CN109794258A CN201910076358.5A CN201910076358A CN109794258A CN 109794258 A CN109794258 A CN 109794258A CN 201910076358 A CN201910076358 A CN 201910076358A CN 109794258 A CN109794258 A CN 109794258A
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- granule
- cinder
- catalyst
- transition metal
- metal oxide
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Abstract
A kind of catalyst of waste water by ozone processing, it is prepared by cinder, transition metal oxide and shaping condensate, it is characterised in that component cinder 20-50 by weight, transition metal oxide 1-5, shaping condensate 15-30 are prepared;It the advantage is that cinder is a kind of waste, it can turn waste into wealth, not need production catalyst carrier, directly solidified with shaping condensate, sintering process is not needed, it is energy saving, air pollution is reduced, and quality is stablized, it can be to Sewage advanced treatment, the utilization rate of ozone can be improved, it is widely used in the wastewater treatment of multiple types, excellent catalytic effect.
Description
Technical field
The present invention relates to the catalyst of waste water by ozone processing and preparation method, in particular to a kind of with cinder and transition gold
The oxide of category mutually chelates, and the catalyst and preparation method being made of shaping condensate.
Background technique
Currently, it is many and diverse numerous to the catalyst of waste water by ozone processing, but having in common that for they is all first to make to urge
The carrier of agent, being made after carrier is become the oxide adsorbent of transition active metal and is urged in carrier in a manner of dipping again
Agent, carrier will carry out roasting and be made, and process is various.
Deficiency existing for the catalyst of formation is processed in this way to be:
First is that carrier manufacturing procedure is various, is roasted again, and the energy, and the unstable quality of the carrier of every batch of production are consumed,
To influence transition metal dipping adsorbance inaccuracy, keeps the quality of catalyst also unstable, thus influence its catalytic effect;
Second is in waste water by ozone processing, and this kind of catalyst is combined in a manner of adsorbing due to carrier with live metal oxide
, therefore the activating oxide of its absorption is easy to discharge in the treatment of waste water, therefore catalysis time is short, and the depth to waste water is not achieved
The requirement of processing, does not promote the utilization rate of ozone, to influence the effect of wastewater treatment;
Third is that this kind of catalyst cost of manufacture is high, and process is complicated, and there is also air pollutions when carrier calcination.
Summary of the invention
It is an object of the invention to overcome deficiency existing for the catalyst of existing waste water by ozone processing, and one kind is provided with coal
The catalyst that slag, transition metal oxide and shaping condensate are prepared into for raw material.
The innovation of the invention consists in that: it is prepared by cinder, transition metal oxide and shaping condensate, feature
The composition by weight for being raw material is cinder 20-50, and transition metal oxide 1-5, shaping condensate 15-35, preparation method is:
Step 1: cinder is crushed simultaneously grind into powder;
Step 2: component weighs cinder powder 20-50 by weight, transition metal oxide 1-5, which is put into blender, to be stirred,
Make both chelating, then shaping condensate 15-35 is added in component by weight, stirs evenly;
Step 3: the powder of second step after mixing evenly is put into granule machine progress granule molding, when granule in granule machine
Water mist is sprayed, to accelerate the molding of granule, granule is ball-type;
Step 4: the molding sphere of granule is dried, or drying promotes to solidify, cured sphere granule is then of the invention
Catalyst.
The so-called cinder of the present invention refers to that coal passes through remaining slag after completely burned.It has good porosity, passes through
After crushing and surface area is big.Cinder, Boiler Cinder Surveying, the coal consumption of living slag of such as thermal power plant, these cinders are all wastes, we adopt
It can be turned waste into wealth with it.
Transition metal oxide of the present invention refers to the oxide of Cu, Fe, Mn, Ti, they are catalyst of the present invention
In active constituent.
Shaping condensate of the present invention refers to finished ground cement.
The present invention has the advantages that the cinder in its raw material is a kind of waste, can turn waste into wealth, processing technology letter
It is single, carrier calcination is not made, it is energy saving;After transition metal oxide chelating, quality is stable, activity is high, can depth
Reason waste water exists, excellent catalytic effect.
Processing cost of the present invention is low, without secondary pollution.The present invention can be widely used in the waste water catalysis ozone oxygen of multiple types
In change processing, especially suitable in the processing up to standard, the pretreatment of high organic wastewater and landfill leachate treatment of high-salt wastewater.
Specific embodiment
The purpose of the present invention is achieved by following examples:
A kind of catalyst and preparation method of waste water by ozone processing, include the following steps:
Cinder is crushed into simultaneously grind into powder first;
Cinder powder 50 and the transition metal oxide 5 of composition by weight are stirred by second step component by weight, make both
Chelating, then shaping condensate 35 is added in component by weight, stirs evenly;
Step 3: the powder of second step after mixing evenly is put into granule machine progress granule molding, when granule in granule machine
Water mist is sprayed, to accelerate the molding of granule, granule is ball-type;
The molding sphere of granule is carried out drying in the air admittedly at room temperature by the 4th step, or drying promotes to solidify, and the ball-type granule after solidification is then
For catalyst of the invention.
Claims (3)
1. a kind of catalyst of waste water by ozone processing, it is prepared by cinder, transition metal oxide and shaping condensate,
It is characterized in that component by weight, cinder 20-50, transition metal oxide 1-5, shaping condensate 15-30 are prepared.
2. a kind of catalyst of waste water by ozone processing according to claim 1, it is characterised in that: cinder refers to that coal has passed through
The slag of full left after combustion, transition metal oxide refer to that the oxide of Cu, Fe, Mn, Ti, forming and fixing agent refer to cement powder
End.
3. a kind of preparation method of waste water by ozone processing catalyst, it is characterised in that:
Cinder is crushed into simultaneously grind into powder first;
Second step component by weight;Cinder powder 50 is stirred with transition metal oxide 5, makes both chelating, then by weight
It measures component and shaping condensate 35 is added, stir evenly;
The powder of second step after mixing evenly is put into granule machine progress granule molding by third step, and when granule sprays in granule machine
Watering mist, to accelerate the molding of granule, granule is ball-type;
The molding sphere of granule is carried out drying in the air admittedly at room temperature by the 4th step, or drying promotes to solidify, and the ball-type granule after solidification is then
For catalyst of the invention.
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CN201910076358.5A CN109794258A (en) | 2019-01-26 | 2019-01-26 | A kind of catalyst and preparation method of waste water by ozone processing |
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CN201910076358.5A CN109794258A (en) | 2019-01-26 | 2019-01-26 | A kind of catalyst and preparation method of waste water by ozone processing |
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Cited By (2)
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CN110479327A (en) * | 2019-07-24 | 2019-11-22 | 浙江工商大学 | A kind of catalyst promoting ozone oxidation ability |
CN112076737A (en) * | 2020-08-21 | 2020-12-15 | 苏州科环环保科技有限公司 | High-salt-resistant supported metal type catalyst with aluminum silicate as carrier and preparation method thereof |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110479327A (en) * | 2019-07-24 | 2019-11-22 | 浙江工商大学 | A kind of catalyst promoting ozone oxidation ability |
CN112076737A (en) * | 2020-08-21 | 2020-12-15 | 苏州科环环保科技有限公司 | High-salt-resistant supported metal type catalyst with aluminum silicate as carrier and preparation method thereof |
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