CN109225240A - A kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst - Google Patents
A kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst Download PDFInfo
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- CN109225240A CN109225240A CN201811152321.8A CN201811152321A CN109225240A CN 109225240 A CN109225240 A CN 109225240A CN 201811152321 A CN201811152321 A CN 201811152321A CN 109225240 A CN109225240 A CN 109225240A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/83—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
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Abstract
The invention discloses a kind of advanced oxidation processing methods of LaCo0.9Ti0.1O3- δ catalyst, are related to environmental protection technical field.The present invention is the following steps are included: butyl titanate is added in 95% ethyl alcohol of 10ml being stirred continuously, generation white precipitate；Concentrated nitric acid is added dropwise into white precipitate, until precipitating is completely dissolved, obtained clear solution；It weighs and nitrate is dissolved in deionized water；Glucose is added in nitrate aqueous solution；Clear solution obtained is added thereto, it is made to be sufficiently formed complex solution；Ethylene glycol is added；Products therefrom is placed in normal drying case, 5 hours dry；Products therefrom roasts 6h, and each sample is made；The grinding of gained sample, rhodamine B in sewage efficiently can be carried out fast degradation, the degradation efficiency of dyestuff in the sewage effectively improved by improving to catalyst by the sieving present invention, the progress for being conducive to enterprise's production work, has the advantages that environmental protection and energy saving.
Description
Technical field
The present invention relates to environmental protection technical field, specially a kind of advanced oxidation of LaCo0.9Ti0.1O3- δ catalyst
Processing method.
Background technique
Waste water in dye production contains the substances such as acid, alkali, salt, halogen, hydrocarbon, nitro compounds, amine and dyestuff and its intermediate；Have
Benzidine, pyridine, cyanogen, phenol and the heavy metal Hg also containing severe toxicity, cadmium, chromium etc..This waste water complicated components have poison
Property, compare and is difficult to handle.Wherein, rhodamine B is a kind of artificial synthesized dyestuff with fresh pink.Soluble easily in water, ethyl alcohol,
It is slightly soluble in acetone, chloroform, hydrochloric acid and sodium hydroxide solution.Aqueous solution is blue red, there is intense fluorescence after dilution, and alcoholic solution is red
Color fluorescence.It tests and finds through mouse, it is one of carcinogen that rhodamine B, which can be led to subcutaneous tissue raw meat tumor,.Rhodamine B is molten
There is strong fluorescence in liquid, is used as the industries such as cell fluorescence coloring agent, coloured glass, characteristic fireworks and firecrackers in laboratory, dissolved with
The waste water from dyestuff of rhodamine B is difficult to handle, and common method has respectively: chemical coagulation process, bioanalysis, absorption method and oxidizing process.
However catalyst treatment involved in the common method of above-mentioned processing waste water from dyestuff is inefficient, is on the one hand unfavorable for
The progress of enterprise's production work, it is low in economic efficiency, it is on the other hand be easy to cause environmental pollution, is unfavorable for environmental protection, therefore existing
Not high treatment catalyst degradation efficiency is those skilled in the art's technical issues that need to address.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides at a kind of advanced oxidation of LaCo0.9Ti0.1O3- δ catalyst
Reason method solves the problems, such as that existing treatment catalyst degradation efficiency is not high by the improvement to catalyst.
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of LaCo0.9Ti0.1O3- δ is urged
The advanced oxidation processing method of agent, comprising the following steps:
Butyl titanate is added in 95% ethyl alcohol of 10ml being stirred continuously by SS01, generates white precipitate；
Concentrated nitric acid is added dropwise into white precipitate by SS02, until precipitating is completely dissolved, obtained clear solution；
SS03 weighs La (NO3)3With Co (NO3)2, nitrate is dissolved in deionized water；
SS04 adds glucose in nitrate aqueous solution；
Clear solution obtained is added thereto by SS05, it is made to be sufficiently formed complex solution；
Ethylene glycol is added in SS06；
SS07 products therefrom is placed in normal drying case, 5 hours dry；
SS08 products therefrom roasts 6h, and each sample is made；
The grinding of sample obtained by SS09, sieving.
Further, the amount of the butyl titanate is 0.002 mole, the La (NO3)3Amount be 0.02 mole, the Co
(NO3)2Amount be 0.018 mole.
Further, the amount of 4 times of metal ion total materials of glucose.
Further, the amount of the ethylene glycol is 10 milliliters.
Further, the drying temperature of the normal drying case is 250 degrees Celsius, and the roasting environment temperature is taken the photograph for 1000
Family name's degree.
Further, the sieving granularity is 100 mesh.
The invention has the following advantages:
The advanced oxidation processing method of the LaCo0.9Ti0.1O3- δ catalyst can be with by improving to catalyst
The rhodamine B in sewage is efficiently subjected to fast degradation, the degradation efficiency of dyestuff, is conducive to look forward in the sewage effectively improved
The progress of industry production work, has the advantages that environmental protection and energy saving.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram of the advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of advanced oxidation of LaCo0.9Ti0.1O3- δ catalyst
Processing method, comprising the following steps:
0.002 mole of butyl titanate is added in 95% ethyl alcohol of 10ml being stirred continuously by SS01, generates white precipitate；
Concentrated nitric acid is added dropwise into white precipitate by SS02, until precipitating is completely dissolved, obtained clear solution；
SS03 weighs 0.02 mole of La (NO3)3With 0.018 mole of Co (NO3)2, nitrate is dissolved in deionized water；
SS04 adds 4 times of metal ion total material amount glucose and enters in nitrate aqueous solution；
Clear solution obtained is added thereto by SS05, it is made to be sufficiently formed complex solution；
10 milliliters of ethylene glycol are added in SS06；
SS07 products therefrom is placed in normal drying case, and temperature is set as 250 degrees Celsius, drying 5 hours；
SS08 products therefrom roasts 6h in the environment of 1000 degrees Celsius, and each sample is made；
The grinding of sample obtained by SS09, sieves with 100 mesh sieve, and catalyst is made.
Embodiment two
Prepared catalyst takes 0.025g, in degradation product rhodamine B 0.77 μm of ol/L, original pH PMS0.75g, reaction
It 4 DEG C of temperature, in the case where vertical centrifugal pipe 0.5mL ethyl alcohol, reacts duration 120 minutes, rhodamine B degradation efficiency is 70.65%.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (6)
1. a kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst, it is characterised in that: the following steps are included:
Butyl titanate is added in 95% ethyl alcohol of 10ml being stirred continuously by SS01, generates white precipitate；
Concentrated nitric acid is added dropwise into white precipitate by SS02, until precipitating is completely dissolved, obtained clear solution；
SS03 is weighed and nitrate is dissolved in deionized water；
SS04 adds glucose in nitrate aqueous solution；
Clear solution obtained is added thereto by SS05, it is made to be sufficiently formed complex solution；
Ethylene glycol is added in SS06；
SS07 products therefrom is placed in normal drying case, 5 hours dry；
SS08 products therefrom roasts 6h, and each sample is made；
The grinding of sample obtained by SS09, sieving.
2. a kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst according to claim 1, feature
It is, the amount of the butyl titanate is 0.002 mole, and the amount is 0.02 mole, and the amount is 0.018 mole.
3. a kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst according to claim 1, feature
It is, the amount of 4 times of metal ion total materials of glucose.
4. a kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst according to claim 1, feature
It is, the amount of the ethylene glycol is 10 milliliters.
5. a kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst according to claim 1, feature
It is, the drying temperature of the normal drying case is 250 degrees Celsius, and the roasting environment temperature is 1000 degrees Celsius.
6. a kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst according to claim 1, feature
It is, the sieving granularity is 100 mesh.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811152321.8A CN109225240A (en) | 2018-09-29 | 2018-09-29 | A kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst |
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| CN201811152321.8A CN109225240A (en) | 2018-09-29 | 2018-09-29 | A kind of advanced oxidation processing method of LaCo0.9Ti0.1O3- δ catalyst |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6197719B1 (en) * | 1999-02-12 | 2001-03-06 | Council Of Scientific And Industrial Research | Process for the activation of perovskite type oxide |
| CN101293200A (en) * | 2008-05-30 | 2008-10-29 | 内蒙古大学 | Method for preparing dual-perovskite type methyl hydride combustion catalyst containing titanium |
| WO2015155395A1 (en) * | 2014-04-11 | 2015-10-15 | Universidad De Zaragoza | Heating means sensitive to electromagnetic radiation, based on mott materials |
| CN106040249A (en) * | 2016-06-20 | 2016-10-26 | 西安交通大学 | Perovskite catalytic persulfate, and preparation method and application thereof |
-
2018
- 2018-09-29 CN CN201811152321.8A patent/CN109225240A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6197719B1 (en) * | 1999-02-12 | 2001-03-06 | Council Of Scientific And Industrial Research | Process for the activation of perovskite type oxide |
| CN101293200A (en) * | 2008-05-30 | 2008-10-29 | 内蒙古大学 | Method for preparing dual-perovskite type methyl hydride combustion catalyst containing titanium |
| WO2015155395A1 (en) * | 2014-04-11 | 2015-10-15 | Universidad De Zaragoza | Heating means sensitive to electromagnetic radiation, based on mott materials |
| CN106040249A (en) * | 2016-06-20 | 2016-10-26 | 西安交通大学 | Perovskite catalytic persulfate, and preparation method and application thereof |
Non-Patent Citations (4)
| Title |
|---|
| M. CARBAJO ET AL.: "Effects of Different Catalysts on the Ozonation of Pyruvic Acid in Water", 《OZONE: SCIENCE AND ENGINEERING》 * |
| RUISHENG HU ET AL.: "Photocatalytic activities of LaFeO3 and La2FeTiO6 in p-chlorophenol degradation under visible light", 《CATALYSIS COMMUNICATIONS》 * |
| SEN LU ET AL.: "Heterogeneous activation of peroxymonosulfate by LaCo1-xCuxO3 perovskites for degradation of organic pollutants", 《JOURNAL OF HAZARDOUS MATERIALS》 * |
| 张光明 等编著: "《水处理高级氧化技术》", 31 October 2007, 哈尔滨工业大学出版社 * |
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Application publication date: 20190118 |