CN115869930A - Preparation method of water treatment catalyst - Google Patents
Preparation method of water treatment catalyst Download PDFInfo
- Publication number
- CN115869930A CN115869930A CN202111153031.7A CN202111153031A CN115869930A CN 115869930 A CN115869930 A CN 115869930A CN 202111153031 A CN202111153031 A CN 202111153031A CN 115869930 A CN115869930 A CN 115869930A
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- Prior art keywords
- catalyst
- net
- mesh
- preparation
- water treatment
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- 239000003054 catalyst Substances 0.000 title claims abstract description 80
- 238000002360 preparation method Methods 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 230000007797 corrosion Effects 0.000 claims abstract description 25
- 238000005260 corrosion Methods 0.000 claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 25
- 239000000853 adhesive Substances 0.000 claims abstract description 15
- 230000001070 adhesive effect Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000009958 sewing Methods 0.000 claims abstract description 11
- 238000005507 spraying Methods 0.000 claims abstract description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 22
- 239000004408 titanium dioxide Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims description 6
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 3
- 239000005751 Copper oxide Substances 0.000 claims description 3
- 229910000431 copper oxide Inorganic materials 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 2
- 230000002431 foraging effect Effects 0.000 claims description 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 3
- 239000002002 slurry Substances 0.000 description 7
- 239000011941 photocatalyst Substances 0.000 description 4
- 229960000892 attapulgite Drugs 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 229910052625 palygorskite Inorganic materials 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Catalysts (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention provides a preparation method of a water treatment catalyst, which relates to the technical field of catalyst preparation and comprises the following steps: obtaining a corrosion-resistant net; wherein the corrosion-resistant net comprises a bottom net and a top net; spraying an adhesive on the first surface of the bottom net, and attaching catalyst particles to the surface of the adhesive; and sewing the first surfaces of the top net and the bottom net to obtain the target catalyst. According to the invention, the catalyst particles are solidified on the surface of the microwave-absorbing and corrosion-resistant net, so that the catalyst prepared by the method is low in cost, simple in preparation process and suitable for large-scale wastewater treatment.
Description
Technical Field
The invention relates to the technical field of catalysts, and particularly relates to a preparation method of a water treatment catalyst.
Background
The water pollution threatens the environment and the human health, and the advanced oxidation technology can degrade micro-pollutants such as medicines, personal care products and the like in water. The development of efficient catalysts is the key to advanced oxidation technology.
In the prior art, the catalyst for water treatment is mainly a titanium dioxide catalyst, and the preparation method of the supported titanium dioxide photocatalyst provides a method for preparing the photocatalyst by loading titanium dioxide powder slurry on the heat-treated natural mineral attapulgite.
However, the preparation method of the titanium dioxide photocatalyst in the prior art has the problems that the used titanium dioxide powder slurry can not be firmly combined with the attapulgite, the slurry loss is large in the preparation process, the slurry is easy to delaminate and is extremely unstable, and the uniform preparation is difficult.
Disclosure of Invention
The invention aims to provide a preparation method of a water treatment catalyst aiming at the defects of the titanium dioxide catalyst in the prior art in the using process, and aims to solve the problems that the used titanium dioxide powder slurry cannot be firmly combined with attapulgite in the preparation method of the titanium dioxide photocatalyst in the prior art, the slurry loss is large in the preparation process, the slurry is easy to delaminate and extremely unstable, and the uniform preparation is difficult.
In order to achieve the above purpose, the embodiment of the present invention adopts the following technical solutions:
in a first aspect, the present invention provides a method for preparing a water treatment catalyst, the water treatment catalyst being applied to a device having microwave and ultraviolet, the method comprising:
obtaining a corrosion-resistant net; wherein the corrosion resistant mesh comprises a bottom mesh and a top mesh;
spraying an adhesive on the first surface of the bottom net, and attaching catalyst particles to the surface of the adhesive;
and sewing the first surfaces of the top net and the bottom net to obtain the target catalyst.
Optionally, the corrosion resistant mesh comprises one of a non-microwave absorbing plastic or fiberglass.
Optionally, the step of sewing the top net and the first surface of the bottom net to obtain the target catalyst includes:
sewing the first surfaces of the top net and the bottom net to obtain a first catalyst;
and placing the first catalyst in a microwave field for aging for a preset time to obtain the target catalyst.
Optionally, the catalyst particles comprise one of titanium dioxide, iron oxide, copper oxide, manganese oxide, activated carbon, or silicon carbide; the catalysts are fixed on the surface of the adhesive in an array manner.
Optionally, the catalyst particles have a particle size larger than the mesh of the erosion resistant mesh.
The invention has the beneficial effects that: the invention provides a preparation method of a water treatment catalyst, which relates to the technical field of catalyst preparation, and comprises the following steps: obtaining a corrosion-resistant net; wherein the corrosion resistant mesh comprises a bottom mesh and a top mesh; spraying an adhesive on the first surface of the bottom net, and attaching catalyst particles to the surface of the adhesive; and sewing the first surfaces of the top net and the bottom net to obtain the target catalyst. According to the invention, the catalyst particles are solidified on the surface of the microwave-absorbing and corrosion-resistant net, so that the catalyst prepared by the method is low in cost, simple in preparation process and suitable for large-scale wastewater treatment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic flow chart of a preparation method of a water treatment catalyst according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Fig. 1 is a schematic flow chart of a preparation method of a water treatment catalyst according to an embodiment of the present invention. The process of the method for preparing the water treatment catalyst according to the embodiment of the present invention will be described in detail with reference to fig. 1.
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment of the invention provides a preparation method of a water treatment catalyst, which is applied to equipment with microwaves and ultraviolet rays. The preparation method of the water treatment catalyst is specifically described below with reference to fig. 1.
And 101, obtaining the corrosion-resistant net.
Wherein the corrosion resistant mesh comprises a bottom mesh and a top mesh.
In the embodiment of the invention, the water treatment catalyst is fixedly arranged in water treatment equipment with microwaves and ultraviolet rays through a bracket; here, the corrosion-resistant mesh includes one of plastic or glass fiber that does not absorb microwaves.
Illustratively, the corrosion-resistant mesh in this embodiment is a mesh material that is insoluble in water and is not corroded by sewage, for example, the corrosion-resistant metal mesh is glass fiber.
102, spraying an adhesive on the first surface of the bottom net, and attaching catalyst particles on the surface of the adhesive.
In the embodiment of the invention, the catalyst particles comprise one of titanium dioxide, iron oxide, copper oxide, manganese oxide, activated carbon or silicon carbide; the catalyst is fixed on the surface of the adhesive in an array manner.
Further, the particle size of the catalyst particles is larger than the meshes of the corrosion-resistant net.
In the embodiment of the invention, the particle size of the catalyst particles is larger than the meshes of the corrosion-resistant net, so that the catalyst is wrapped in the corrosion-resistant net, the catalyst is prevented from scattering, and the wastewater is efficiently treated based on the catalyst.
Illustratively, the catalyst particles are water-insoluble metal oxide particles, the metal oxide particles are fixedly arranged on the surface of the bottom net, and the catalyst particles are uniformly distributed on the surface of the bottom net in an array.
And 103, sewing the first surfaces of the top net and the bottom net to obtain the target catalyst.
In the embodiment of the present invention, step 103 stitches the first surfaces of the top mesh and the bottom mesh to obtain a target catalyst, including:
step 1031, sewing the first surfaces of the top net and the bottom net to obtain a first catalyst.
In the embodiment of the invention, a plurality of water treatment catalyst bodies can be arranged in the microwave and ultraviolet equipment, and the water treatment catalyst bodies are connected with one another; here, the bottom net and the top net in the water treatment catalyst body are sewn together to obtain a first catalyst, namely a catalyst body; furthermore, the catalyst bodies can be connected in a partitioned manner.
Step 1032 places the first catalyst in a microwave field for a preset duration to obtain a target catalyst.
In the embodiment of the invention, the first catalyst is placed in a microwave field, and microwave irradiation is carried out for a preset time, so that catalyst particles are solidified on the surface of the corrosion-resistant net; the predetermined time period may be adjusted based on the power of the microwave source, for example, by exposing the first catalyst to the microwave field for a time period in the range of 10 seconds to 100 seconds.
The invention provides a preparation method of a water treatment catalyst, relating to the technical field of catalyst preparation, and the preparation method comprises the following steps: obtaining a corrosion-resistant net; wherein the corrosion resistant mesh comprises a bottom mesh and a top mesh; spraying an adhesive on the first surface of the bottom net, and attaching catalyst particles to the surface of the adhesive; and sewing the first surfaces of the top net and the bottom net to obtain the target catalyst. According to the invention, the catalyst particles are solidified on the surface of the microwave-absorbing and corrosion-resistant net, so that the catalyst prepared by the method is low in cost, simple in preparation process and suitable for large-scale wastewater treatment.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a server, or a network device) or a processor (processor) to execute some steps of the methods according to the embodiments of the present invention. And the aforementioned storage medium includes: a U disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Claims (5)
1. A preparation method of a water treatment catalyst, wherein the catalyst is applied to equipment with microwave and ultraviolet, and the preparation method comprises the following steps:
obtaining a corrosion-resistant net; wherein the corrosion resistant mesh comprises a bottom mesh and a top mesh;
spraying an adhesive on the first surface of the bottom net, and attaching catalyst particles to the surface of the adhesive;
and sewing the first surfaces of the top net and the bottom net to obtain the target catalyst.
2. The method of claim 1, wherein the corrosion resistant mesh comprises one of a non-microwave absorbing plastic or fiberglass.
3. The method for preparing the water treatment catalyst according to claim 1, wherein the step of sewing the first surfaces of the top mesh and the bottom mesh to obtain the target catalyst comprises the steps of:
sewing the first surfaces of the top net and the bottom net to obtain a first catalyst;
and placing the first catalyst in a microwave field for aging for a preset time to obtain the target catalyst.
4. The method of claim 1, wherein the catalyst particles comprise one of titanium dioxide, iron oxide, copper oxide, manganese oxide, activated carbon, or silicon carbide; the catalysts are fixed on the surface of the adhesive in an array manner.
5. The method of claim 4, wherein the catalyst particles have a particle size larger than the mesh of the corrosion resistant mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111153031.7A CN115869930A (en) | 2021-09-29 | 2021-09-29 | Preparation method of water treatment catalyst |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111153031.7A CN115869930A (en) | 2021-09-29 | 2021-09-29 | Preparation method of water treatment catalyst |
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| Publication Number | Publication Date |
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| CN115869930A true CN115869930A (en) | 2023-03-31 |
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| CN202111153031.7A Pending CN115869930A (en) | 2021-09-29 | 2021-09-29 | Preparation method of water treatment catalyst |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002273418A (en) * | 2001-03-22 | 2002-09-24 | Kazutoshi Okamura | Netted fiber bag wrapping ceramic product |
| CN104759118A (en) * | 2015-03-22 | 2015-07-08 | 河北工业大学 | Preparation method of organic macromolecule polymer coating oil-water separating net |
| CN110479246A (en) * | 2019-07-01 | 2019-11-22 | 陕西青朗万城环保科技有限公司 | Flue gas desulfurization and denitrification reducing catalyst and preparation process in a kind of microwave ultraviolet field |
| CN110538571A (en) * | 2019-07-10 | 2019-12-06 | 陕西青朗万城环保科技有限公司 | application method of catalyst in microwave field |
| CN112358727A (en) * | 2020-11-18 | 2021-02-12 | 神美科技有限公司 | Sewage pipe network repairing material and preparation method thereof |
| CN213112638U (en) * | 2020-07-09 | 2021-05-04 | 山东金膜再生水资源有限公司 | Electro-catalysis fixing device for sewage treatment |
-
2021
- 2021-09-29 CN CN202111153031.7A patent/CN115869930A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002273418A (en) * | 2001-03-22 | 2002-09-24 | Kazutoshi Okamura | Netted fiber bag wrapping ceramic product |
| CN104759118A (en) * | 2015-03-22 | 2015-07-08 | 河北工业大学 | Preparation method of organic macromolecule polymer coating oil-water separating net |
| CN110479246A (en) * | 2019-07-01 | 2019-11-22 | 陕西青朗万城环保科技有限公司 | Flue gas desulfurization and denitrification reducing catalyst and preparation process in a kind of microwave ultraviolet field |
| CN110538571A (en) * | 2019-07-10 | 2019-12-06 | 陕西青朗万城环保科技有限公司 | application method of catalyst in microwave field |
| CN213112638U (en) * | 2020-07-09 | 2021-05-04 | 山东金膜再生水资源有限公司 | Electro-catalysis fixing device for sewage treatment |
| CN112358727A (en) * | 2020-11-18 | 2021-02-12 | 神美科技有限公司 | Sewage pipe network repairing material and preparation method thereof |
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