CN109092294A - A kind of VOCs catalyst for catalytic combustion material and preparation method thereof - Google Patents
A kind of VOCs catalyst for catalytic combustion material and preparation method thereof Download PDFInfo
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- CN109092294A CN109092294A CN201811080301.4A CN201811080301A CN109092294A CN 109092294 A CN109092294 A CN 109092294A CN 201811080301 A CN201811080301 A CN 201811080301A CN 109092294 A CN109092294 A CN 109092294A
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 title claims abstract description 31
- 239000003054 catalyst Substances 0.000 title claims abstract description 28
- 238000007084 catalytic combustion reaction Methods 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000000843 powder Substances 0.000 claims abstract description 36
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims abstract description 33
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052900 illite Inorganic materials 0.000 claims abstract description 13
- VGIBGUSAECPPNB-UHFFFAOYSA-L nonaaluminum;magnesium;tripotassium;1,3-dioxido-2,4,5-trioxa-1,3-disilabicyclo[1.1.1]pentane;iron(2+);oxygen(2-);fluoride;hydroxide Chemical compound [OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[F-].[Mg+2].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].[K+].[Fe+2].O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2 VGIBGUSAECPPNB-UHFFFAOYSA-L 0.000 claims abstract description 13
- 229910052642 spodumene Inorganic materials 0.000 claims abstract description 13
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 12
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 238000010304 firing Methods 0.000 claims description 4
- 238000004898 kneading Methods 0.000 claims description 4
- GOPYZMJAIPBUGX-UHFFFAOYSA-N [O-2].[O-2].[Mn+4] Chemical group [O-2].[O-2].[Mn+4] GOPYZMJAIPBUGX-UHFFFAOYSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 230000003197 catalytic effect Effects 0.000 abstract description 13
- 239000002699 waste material Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 4
- 239000006259 organic additive Substances 0.000 abstract description 4
- 229910000510 noble metal Inorganic materials 0.000 abstract description 3
- 150000003839 salts Chemical class 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 2
- 239000011149 active material Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 10
- 238000006555 catalytic reaction Methods 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010007269 Carcinogenicity Diseases 0.000 description 1
- 201000004624 Dermatitis Diseases 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 208000031320 Teratogenesis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 210000000133 brain stem Anatomy 0.000 description 1
- 230000007670 carcinogenicity Effects 0.000 description 1
- 231100000260 carcinogenicity Toxicity 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 208000032839 leukemia Diseases 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 210000004994 reproductive system Anatomy 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- 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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/32—Manganese, technetium or rhenium
- B01J23/34—Manganese
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/07—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases in which combustion takes place in the presence of catalytic material
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Catalysts (AREA)
Abstract
The present invention provides a kind of VOCs catalyst for catalytic combustion materials and preparation method thereof, VOCs catalyst for catalytic combustion material is made of following raw material: 30-35 parts of illite powder, 15-25 parts of spodumene powder, 20-30 parts of waterglass, 25-30 parts of manganese dioxide powder and on a small quantity other active materials.The present invention controls the dosage of each raw material when preparation method technological parameter, it directly mixed, formed with manganese dioxide and other inorganic minerals, is burnt into catalyst for catalytic combustion material preparation method, the method is simple, and suitable mass production, high catalytic efficiency, production cost is low, production three waste discharge is few.Moreover, solve the use of noble metal, in load in substance using organic salt and organic additive, so as to cause high production cost, low, a large amount of three wastes of production efficiency discharge the problems such as.
Description
Technical field
The present invention relates to VOCs catalyst for catalytic combustion fields, and in particular to a kind of VOCs catalyst for catalytic combustion material and
Preparation method.
Background technique
Volatileorganiccompounds abbreviation VOCs is saturated under a variety of volatile organic matters, in particular to room temperature
Vapour pressure be greater than 70Pa, under normal pressure boiling point in 260 DEG C of organic compounds below, or at 20 °C vapour pressure be greater than or
There are corresponding volatile whole organic compounds equal to 10Pa.And VOCs gas has various very big harm to environment and the mankind:
It reacts to form ozone with nitrogen oxide is participated under the action of positive light and heat, air quality is caused to be deteriorated and be summer photochemistry cigarette
The main component of mist, city gray haze；Lead to the rising of PM2.5, greenhouse effects increase；The eyes and respiratory tract that people can be stimulated, make
Skin allergy, pharyngalgia with it is out of strength；VOCs is easy to damage nervous centralis by blood-brain obstacle；The liver of VOCs injury people
Dirty, kidney, brain and nervous system；There is carcinogenicity, teratogenesis and reproductive system toxicity such as leukaemia etc. to human body.
So country is increasingly stringenter pollution control, VOCs purification supervision is also increasingly standardized.At present to VOCs
Prevention and treatment mainly includes source and process control, end treatment and comprehensive utilization, encouragement and research and development new technology, new material and new clothes
Standby, reinforcement operation and monitoring etc..
The technology of processing VOCs mainly has membrane separation technique, condensation law technology, photocatalytic degradation, plasma technology, absorption
Technology, biologic treating technique, Direct-Combustion Technology and low-temperature catalytic oxidation combustion technology.
Wherein VOCs low-temperature catalytic oxidation combustion technology is that existing market administers a kind of the most frequently used and most effective of VOCS
Technology, it has the advantage that, treatment effeciency is high, processing cost is low, the without secondary pollution, flames of anger is using safe, but system at present
About VOCs low-temperature catalytic oxidation combustion technology long-run development is that catalyst cost is excessively high, due to current VOCs low-temperature catalytic oxidation
Catalyst mainly has high specific area carried noble metal, and use is substantially in ceramic matrix carrying active substance on surface,
Manufacturing method complexity is unfavorable for producing in enormous quantities to increase production cost, is 220 DEG C or so in catalysis ignition temperature, catalysis
Efficiency 98% or so, and load substance in need the amount of increasing organic additive and organic salt, not only increase cost but also
Increase three waste discharge.
Summary of the invention
The purpose of the present invention is to provide a kind of VOCs catalyst for catalytic combustion material, using montmorillonite powder, spodumene powder,
Waterglass and manganese dioxide powder are raw material.
Another object of the present invention is to provide the preparation method of VOCs catalyst for catalytic combustion material, with manganese dioxide and
Other inorganic minerals are directly mixed, form, are burnt into, and production method is simple, are suitble to mass production, production cost low, raw
It is few to produce three waste discharge.
Specific technical solution of the present invention is as follows:
A kind of VOCs catalyst for catalytic combustion material provided by the invention, is made: illite powder of following raw material
30-35 parts, 15-25 parts of spodumene powder, 20-30 parts of waterglass, 25-30 parts of manganese dioxide powder.
Further, the illite powder partial size is -400 mesh of 325 mesh, -400 mesh of 325 mesh of spodumene powder diameter, titanium dioxide
400 mesh of manganese powder partial size.
The manganese dioxide structure is γ crystalline structure, and manganese dioxide content is greater than 95%.
A kind of preparation method of VOCs catalyst for catalytic combustion material provided by the invention, comprising the following steps:
1) by weight, by 30-35 parts of illite powder, 15-25 parts of spodumene powder, 20-30 parts of waterglass and manganese dioxide
25-30 parts of powder, pug was prepared in kneading machine mixing 10-20 minutes；
2) the pug vacuum extruding form machine extrusion molding for preparing step 1)；
3) molding mass of step 2) is dry；
4) material of the step 3) after dry is fired to get VOCs catalyst for catalytic combustion material.
Extrusion molding described in step 2) refers into column, honeycomb or ring-shaped.
Step 3) the drying specifically: 100-120 minutes dry in mesh belt dry kiln, drying temperature is in 120-150
℃。
Step 4) it is described firing refer to temperature be 500-650 DEG C firing 1-1.5 hours.
The present invention is by can be improved urging for manganese dioxide using illite powder, spodumene powder, waterglass material and proportion
Change the catalytic activity of burning, reduce catalysis ignition temperature, is catalyzed ignition temperature at 160 DEG C, VOCs is catalyzed combustion catalysis efficiency
Up to 99.9% or more；Moreover, by utilizing illite powder, spodumene powder and waterglass material particle size, manganese dioxide crystal form knot
Structure and partial size can be further improved, the catalytic efficiency of VOCs catalysis burning；It, can using illite powder and waterglass material mixture ratio
To improve extrusion molding efficiency, reduces organic additive and use, reduce the discharge of the three wastes, reduce production cost.
Compared with prior art, the present invention controls the dosage of each raw material when preparation method technological parameter, with manganese dioxide,
Molding, firing form catalyst for catalytic combustion material preparation method, the method is simple, be suitble to produce in enormous quantities, production cost it is low,
Catalytic temperature height and catalytic efficiency are low, it is few to produce three waste discharge.Moreover, making in substance in solving the use of noble metal, loading
With organic salt and organic additive, so as to cause high production cost, low, a large amount of three wastes of production efficiency discharge the problems such as.
Specific embodiment
Embodiment 1
A kind of preparation method of VOCs catalyst for catalytic combustion material, comprising the following steps:
1) by weight, by 34 parts of illite powder of 325 mesh of partial size, 25 parts of the spodumene powder of 325 mesh of partial size, waterglass 30
Part and 28 parts of γ-manganese dioxide powder of 400 mesh of partial size, mixed 12 minutes in kneading machine and prepare pug；
2) pug prepared by step 1) is extruded into column blank with vacuum extruding form machine；
3) the molding column blank of step 1) is 120 minutes dry in mesh belt dry kiln, drying temperature is at 150 DEG C.
4) after dry, it is 650 DEG C in temperature and fires 1 hour to get VOCs catalyst for catalytic combustion material.
VOCs catalyst for catalytic combustion material catalytic efficiency test data prepared by embodiment 1, see the table below 1.
Table 1
| VOCs tolerance L/min | Inlet gas concentration mg/m3 | Temperature DEG C is so burnt in catalysis | Exit concentration mg/m3 | Catalytic efficiency |
| 1.016 | 1658 | 142.5 | 1.2 | 99.93% |
Embodiment 2
A kind of preparation method of VOCs catalyst for catalytic combustion material, comprising the following steps:
1) by weight, by 32 parts of 400 mesh illite powder of partial size, 400 15 parts of mesh spodumene powder of partial size, 22 parts of waterglass and
400 mesh γ of partial size -26 parts of manganese dioxide powder is mixed 10 minutes in kneading machine and is prepared pug；
2) pug prepared by step 1) is extruded into column blank with vacuum extruding form machine；
3) the molding column blank of step 1) is 100 minutes dry in mesh belt dry kiln, drying temperature is in 120-150
℃。
4) after dry, it is 550 DEG C in temperature and fires 1.5 hours to get VOCs catalyst for catalytic combustion material.
VOCs catalyst for catalytic combustion material catalytic efficiency test data prepared by embodiment 2, see the table below 2.
Table 2
The present invention is by can be improved urging for manganese dioxide using illite powder, spodumene powder, waterglass material and proportion
Change the catalytic activity of burning, reduce catalysis ignition temperature, is catalyzed ignition temperature at 160 DEG C, VOCs is catalyzed combustion catalysis efficiency
Up to 99.9% or more.
Claims (9)
1. a kind of VOCs catalyst for catalytic combustion material, which is characterized in that be made of following raw material: illite powder 30-
35 parts, 15-25 parts of spodumene powder, 20-30 parts of waterglass, 25-30 parts of manganese dioxide powder.
2. VOCs catalyst for catalytic combustion material according to claim 1, which is characterized in that the illite powder partial size is
- 400 mesh of 325 mesh.
3. VOCs catalyst for catalytic combustion material according to claim 1, which is characterized in that the spodumene powder diameter
- 400 mesh of 325 mesh.
4. VOCs catalyst for catalytic combustion material according to claim 1, which is characterized in that manganese dioxide powder partial size 400
Mesh.
5. VOCs catalyst for catalytic combustion material according to claim 1, which is characterized in that the manganese dioxide structure is
γ crystalline structure, manganese dioxide content are greater than 95%.
6. a kind of preparation method of any one of claim 1-5 VOCs catalyst for catalytic combustion material, which is characterized in that institute
State preparation method the following steps are included:
1) by weight, by 30-35 parts of illite powder, 15-25 parts of spodumene powder, 20-30 parts of waterglass and manganese dioxide powder 25-
30 parts, pug was prepared in kneading machine mixing 10-20 minutes；
2) the pug vacuum extruding form machine extrusion molding for preparing step 1)；
3) molding mass of step 2) is dry；
4) material of the step 3) after dry is fired to get VOCs catalyst for catalytic combustion material.
7. preparation method according to claim 6, which is characterized in that extrusion molding described in step 2) refer into column,
Honeycomb or ring-shaped.
8. preparation method according to claim 6, which is characterized in that the step 3) drying specifically: in mesh belt dry
100-120 minutes dry in kiln, drying temperature is at 120-150 DEG C.
9. preparation method according to claim 6, which is characterized in that the step 4) firing refers to that temperature is 500-650
DEG C fire 1-1.5 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080301.4A CN109092294B (en) | 2018-09-17 | 2018-09-17 | VOCs catalytic combustion catalyst material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080301.4A CN109092294B (en) | 2018-09-17 | 2018-09-17 | VOCs catalytic combustion catalyst material and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109092294A true CN109092294A (en) | 2018-12-28 |
| CN109092294B CN109092294B (en) | 2021-08-10 |
Family
ID=64866369
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|---|---|---|---|---|
| JP2002219363A (en) * | 2001-01-26 | 2002-08-06 | Matsushita Electric Ind Co Ltd | Catalyst for cleaning volatile organic compound and method for preparing the same |
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2018
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