CN108479797A - The preparation method of attapulgite/activated carbon composite catalyzing material - Google Patents
The preparation method of attapulgite/activated carbon composite catalyzing material Download PDFInfo
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- CN108479797A CN108479797A CN201810267791.2A CN201810267791A CN108479797A CN 108479797 A CN108479797 A CN 108479797A CN 201810267791 A CN201810267791 A CN 201810267791A CN 108479797 A CN108479797 A CN 108479797A
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- Prior art keywords
- activated carbon
- attapulgite
- catalyzing material
- composite catalyzing
- preparation
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 229960000892 attapulgite Drugs 0.000 title claims abstract description 46
- 229910052625 palygorskite Inorganic materials 0.000 title claims abstract description 46
- 239000000463 material Substances 0.000 title claims abstract description 26
- 239000002131 composite material Substances 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000002351 wastewater Substances 0.000 claims abstract description 10
- 239000010949 copper Substances 0.000 claims abstract description 8
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000011572 manganese Substances 0.000 claims abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 6
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 5
- 239000010842 industrial wastewater Substances 0.000 claims abstract description 3
- 239000007787 solid Substances 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 238000004043 dyeing Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 6
- 238000002803 maceration Methods 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 238000001354 calcination Methods 0.000 claims description 3
- 238000005119 centrifugation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000005470 impregnation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910052681 coesite Inorganic materials 0.000 claims description 2
- 229910052593 corundum Inorganic materials 0.000 claims description 2
- 229910052906 cristobalite Inorganic materials 0.000 claims description 2
- 239000002173 cutting fluid Substances 0.000 claims description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000007639 printing Methods 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 229910052682 stishovite Inorganic materials 0.000 claims description 2
- 229910052905 tridymite Inorganic materials 0.000 claims description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 abstract description 14
- 238000006731 degradation reaction Methods 0.000 abstract description 14
- 230000003197 catalytic effect Effects 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 238000006555 catalytic reaction Methods 0.000 abstract description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 6
- 239000011707 mineral Substances 0.000 abstract description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 229910044991 metal oxide Inorganic materials 0.000 abstract description 3
- 238000001179 sorption measurement Methods 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 239000010919 dye waste Substances 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000010348 incorporation Methods 0.000 abstract 1
- 239000010865 sewage Substances 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 description 13
- 239000000243 solution Substances 0.000 description 8
- 238000011282 treatment Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000003295 industrial effluent Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- MIVBAHRSNUNMPP-UHFFFAOYSA-N manganese(2+);dinitrate Chemical compound [Mn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MIVBAHRSNUNMPP-UHFFFAOYSA-N 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 239000003643 water by type Substances 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
- B01J23/70—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
- B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/889—Manganese, technetium or rhenium
- B01J23/8892—Manganese
-
- B01J35/61—
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
Abstract
The invention discloses the preparation methods of the compound heterogeneous Fenton catalysis material of attapulgite/activated carbon, utilizing natural minerals cheap and easy to get --- attapulgite and activated carbon with stronger adsorption capacity are combined as carrier with copper, manganese Metal oxide with superior catalytic performance.Incorporation of the present invention due to activated carbon, increase the absorption property of attapulgite, the addition of manganese improves the catalytic activity of sample, the NEW TYPE OF COMPOSITE catalysis material, can effective catalyzing hydrogen peroxide treated sewage, there is good decoloration and degradation effect to the difficult industrial wastewater pollution object such as the fields such as organic dye waste water, chemical industry, CNC Cutting Liquid Wastewaters.
Description
Technical field
The present invention relates to the preparation methods of attapulgite/activated carbon composite catalyzing material, and in particular to a kind of efficient catalytic
The preparation method of attapulgite modified/activated carbon composite catalyzing material of degradation used water difficult to degradate pollutant, which can be extensive
It applies in fields such as printing and dyeing, chemical industry, CNC cutting fluid waste water process.
Background technology
High-level oxidation technology based on strong oxidizing property free radical OH has significant effect to persistent organic pollutants
Fruit.Traditional Fenton technologies mainly utilize Fe2+With H2O2Reaction generates OH, and since its reaction condition is mild, equipment is simple, obtains
To industrial extensive use.But there are pH narrow ranges for tradition Fenton reactions, generate a large amount of iron containing sludge, H2O2Utilization rate is not
High disadvantage.Heterogeneous Fenton's reaction becomes research hotspot in recent years, it is that transition metal oxide is supported on solid dielectric
Multiphase Fenton-like on, pH reaction ranges are wide, and catalyst is repeatable to be utilized, and recycling is conducive to.Load the load of several metals
Body is remarkably improved the catalysis oxidation efficiency, accordingly Development of Novel water technology with it is simple for process, take it is shorter and can effectively carry
The advantages that degradation rate of high waste water, becomes research hotspot.
Attapulgite (ATP) possesses some special knowledge in recent years as the document of catalyst carrier.Attapulgite, which is one kind, to be had
Special construction, form, physicochemical properties layer chain crystal structure and porous crystal habit non-metallic mineral resource, it is unique
It is about 30nm~40nm that place, which is that diameter is presented in its microscopic appearance, and length has prodigious up to a few micrometers of fibre structure
The microcellular structure of specific surface area and similar molecular sieve, shows very strong surface-active and absorption property, is that one kind is had excellent performance
Natural nano-mineral material.Containing specific channel as one kind, there are a large amount of active centres, larger novel more of specific surface area
Porous materials have certain plasticity and cohesive force, excellent absorption and catalytic oxidation performance, unique dispersion, heatproof, salt resistance
Alkali isocolloid property and higher adsorption bleaching ability have been used as catalyst to be widely used for refinement heavy oil, as some gold
Belong to or metal oxide supports object, for selected adsorbent and ion-exchanger etc..The catalytic performance of attapulgite is shown as：
When certain reactive material is posted on the big hole surface for invest attapulgite crystals, reaction speed is accelerated, and anti-
The novel substance that should be generated can come out again from dispersal events inside attapulgite clay, and attapulgite crystal skeleton is not broken
It is bad.Therefore attapulgite has prodigious potentiality in terms of for catalyst.Activated carbon is a kind of porous mass, has prodigious ratio
Surface area and stronger absorption property, pore structure are flourishing, heat-resisting, acid and alkali-resistance, and with certain mechanical strength and wear-resisting
Property, therefore it is widely used in gas phase or the carrier of liquid phase adsorption agent and catalyst.
The present invention uses activated carbon and the attapulgite clay compounded catalytic performance that can improve catalyst as carrier, carrier former
Material is cheap and easy to get, improves resource utilization, meets green material requirement, simultaneously for the practice of indegradable industrial effluent
Using with practical significance.
Invention content
Goal of the invention：Technical problem in for the above-mentioned prior art, the present invention provide that attapulgite/activated carbon is compound urges
The preparation method for changing material, using natural minerals and absorbent charcoal material cheap and easy to get as carrier, with particulate metal combination shape
At composite material, a kind of attapulgite modified/activated carbon of efficient catalytic hydrogen peroxide degradation used water difficult to degradate pollutant is provided
New catalysts materials.
Technical solution：The preparation method of attapulgite of the present invention/activated carbon composite catalyzing material, the concave convex rod
The preparation method of soil/activated carbon composite catalyzing material includes step in detail below：Take certain proportion ATP (attapulgite), activity
Carbon powder, under stiring according to liquid-solid ratio 3:The hydrochloric acid solution that 1mol/L is added in 1 ratio is modified, and continuous at room temperature
After stirring 6h, centrifuge washing, until pH is 5, the solid that centrifugation is obtained after dry 12h, is ground solid at 70 DEG C.It will
Carrier impregnation after grinding stirs 6h at 25 DEG C, filters out solid, 60 in baking oven in the copper, manganese maceration extract of certain content
DEG C dry 6h after, grind into powder.With 300 DEG C of calcining 3h in Muffle furnace, cooling, gained is heterogeneous Fenton catalysis material.
The ATP (attapulgite) is with activated carbon with mass ratio 2:1 mixing, the copper, manganese maceration extract are Cu (NO3)2With Mn
(NO3)2Mol ratio be 1：2 solution..
The ATP (attapulgite), appearance are white powder, whiteness 70.0%, 200 mesh of granularity.PH is about 8.0-
9.8.Chemical composition is：SiO2For 55.62%, Al2O3For 9.71%, K2O is 0.95%, Mg2O is 9.92%, Fe2O3For
1.99 H2O is 0.8%.The activated carbon uses wooden powdered activated carbon, 200 mesh of granularity.
Advantageous effect：Compared with prior art, advantages of the present invention：
(1) present invention utilize natural minerals cheap and easy to get --- the recessed native and activated carbon with excellent performance as
Carrier forms a kind of new composite catalyzing material with copper, manganese Metal oxide with superior catalytic performance, enhances multiple
The catalytic degradation performance of carrier is closed, the carrier for loading several metals is remarkably improved the catalysis oxidation efficiency.
(2) ATP (attapulgite) of the present invention and activated carbon are modified using hydrochloric acid, to increase the ratio table of complex carrier
Area improves the load capacity of active metal, to improve the catalytic activity of sample, to industrial wastewaters such as organic dye waste waters
With good degradation effect, promotion and application can be carried out in dye wastewater treatment practice, catalysis material is cheap and easy to get, improves
The utilization rate of mineral resources.
Description of the drawings
Fig. 1 is attapulgite SEM figures.
Fig. 2 is that catalyst SEM that the embodiment of the present invention 1 is worth such as schemes.
Specific implementation mode
Technical solution of the invention is described further with reference to specific embodiment, but the protection of the present invention
Range is not limited to the embodiment, these embodiments are not to be construed as the limitation to technical solution.
Embodiment 1：
Take 20g ATP (attapulgite), 10g active carbon powders, according to solid-to-liquid ratio 3:The hydrochloric acid of 1mol/L is added in 1 ratio
Solution is modified, and after continuously stirring 6h at room temperature, centrifuge washing, until pH is 5, the solid that centrifugation is obtained is at 70 DEG C
After dry 12h, solid is ground spare.By the carrier impregnation after grinding in the 1mol/L copper nitrate solutions of 20mL, 40mL
1mol/L manganese nitrate solutions in, stir 6h at 25 DEG C, filter out solid, in baking oven 60 DEG C dry 6h after, in Muffle furnace with
300 DEG C of calcining 3h, cooling, resulting vehicle is spare.
Embodiment 2：
The ATP/ activated carbon composite catalyzing materials prepared are catalyst, H2O2For oxidant, to dyeing waste water biochemical treatment
Water outlet afterwards carries out degradation treatment and obtains various composite materials to dyeing waste water biochemical treatment by catalysis oxidation contrast experiment
The degradation rate sequence of water outlet afterwards is ATP/ activated carbons>ATP>Activated carbon.
Embodiment 3：
It is 188mg/L, aqueous solution 100mL, H after the dyeing waste water biochemical treatment that coloration is 100 to take COD2O2(concentration
For 30%) 2.4mL, influence of the ATP/ activated carbon composite catalyst additions to waste water COD and coloration degradation rate is measured, while right
Catalyst carries out five recycling experiments.
The result shows that for a concentration of 188mg/L of 100mLCOD, going out after the dyeing waste water biochemical treatment that coloration is 100
Water, H2O2(when a concentration of 30%) 2.4mL, with increasing for ATP/ activated carbon composite catalyst dosages, the degradation of COD takes the lead in
Subtract after increasing, for the water outlet after 100mL dyeing waste water biochemical treatments, COD degradation rate when dosage 1.5g is maximum, most degradation
Rate is 93%, and coloration degradation rate is 90%.The catalyst still reaches 80% after reusing 5 times to the degradation rate of COD,
Illustrate that its reuse rate is preferable.
As described above, although the present invention has been indicated and described with reference to specific preferred embodiment, must not explain
For the limitation to invention itself.It without prejudice to the spirit and scope of the invention as defined in the appended claims, can be right
Various changes can be made in the form and details for it.
Claims (6)
1. a kind of preparation method of attapulgite/activated carbon composite catalyzing material, it is characterised in that：The system of the composite catalyzing material
Preparation Method includes step in detail below：Certain proportion ATP (attapulgite), active carbon powder are taken, under stiring according to liquid-solid ratio
3:The hydrochloric acid solution that 1mol/L is added in 1 ratio is modified, and after continuously stirring 6h at room temperature, centrifuge washing, until pH is
5, the solid that centrifugation is obtained after dry 12h, is ground solid at 70 DEG C.Carrier impregnation after grinding is contained in centainly
In the copper of amount, manganese maceration extract, stir 6h at 25 DEG C, filter out solid, in baking oven 60 DEG C dry 6h after, with 300 in Muffle furnace
DEG C calcining 3h, it is cooling to get.
2. the preparation method of attapulgite according to claim 1/activated carbon composite catalyzing material, it is characterised in that：Institute
ATP (attapulgite) is stated with activated carbon with mass ratio 2:1 mixing, the copper, manganese maceration extract are to contain Cu (NO3)2With Mn (NO3)2
Mol ratio be 1：2 solution.
3. the preparation method of attapulgite according to claim 1/activated carbon composite catalyzing material, it is characterised in that：Institute
It is white powder, whiteness 70.0%, 200 mesh of granularity to state ATP (attapulgite) its appearance.PH is about 8.0-9.8.Chemical composition
For：SiO2For 55.62%, Al2O3For 9.71%, K2O is 0.95%, Mg2O is 9.92%, Fe2O3It is 1.99, H2O is 0.8%.
Activated carbon uses wooden powdered activated carbon, 200 mesh of granularity.
4. a kind of red attapulgite/activated carbon composite catalyzing material, it is characterised in that concave convex rod according to claim 1
Obtained by the preparation method of soil/activated carbon composite catalyzing material.
5. the use field of the attapulgite obtained by method/activated carbon composite catalyzing material according to claim 1, special
Sign is that the field is that industrial wastewater aoxidizes field.
6. according to claim 5 use field, which is characterized in that the field includes printing and dyeing, chemical industry, CNC cutting fluids
Field of wastewater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810267791.2A CN108479797A (en) | 2018-03-29 | 2018-03-29 | The preparation method of attapulgite/activated carbon composite catalyzing material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810267791.2A CN108479797A (en) | 2018-03-29 | 2018-03-29 | The preparation method of attapulgite/activated carbon composite catalyzing material |
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| CN108479797A true CN108479797A (en) | 2018-09-04 |
Family
ID=63317138
Family Applications (1)
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| CN201810267791.2A Pending CN108479797A (en) | 2018-03-29 | 2018-03-29 | The preparation method of attapulgite/activated carbon composite catalyzing material |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449122A (en) * | 2019-07-11 | 2019-11-15 | 中国石油大学(华东) | Load the sludge-based activated carbon and its preparation method and application of national standard method |
| CN110563441A (en) * | 2019-09-12 | 2019-12-13 | 浙江碧岩环保科技有限公司 | Catalytic carbon pottery and preparation process thereof |
| CN112403483A (en) * | 2020-12-03 | 2021-02-26 | 浙江盛旺环境工程有限公司 | Medium-low temperature non-metal ore-based SCR denitration demercuration catalyst material and preparation method thereof |
| CN112523372A (en) * | 2020-11-24 | 2021-03-19 | 兰州理工大学白银新材料研究院 | Method for manufacturing inorganic core material for outer wall vacuum insulation panel |
| CN113860471A (en) * | 2021-10-25 | 2021-12-31 | 四川轻化工大学 | Method for degrading methylene blue-containing wastewater by catalytic ozonation of modified attapulgite |
| CN114768763A (en) * | 2022-04-25 | 2022-07-22 | 山西新华防化装备研究院有限公司 | Activated carbon attapulgite composite adsorption material and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449122A (en) * | 2019-07-11 | 2019-11-15 | 中国石油大学(华东) | Load the sludge-based activated carbon and its preparation method and application of national standard method |
| CN110563441A (en) * | 2019-09-12 | 2019-12-13 | 浙江碧岩环保科技有限公司 | Catalytic carbon pottery and preparation process thereof |
| CN112523372A (en) * | 2020-11-24 | 2021-03-19 | 兰州理工大学白银新材料研究院 | Method for manufacturing inorganic core material for outer wall vacuum insulation panel |
| CN112403483A (en) * | 2020-12-03 | 2021-02-26 | 浙江盛旺环境工程有限公司 | Medium-low temperature non-metal ore-based SCR denitration demercuration catalyst material and preparation method thereof |
| CN112403483B (en) * | 2020-12-03 | 2023-09-08 | 浙江盛旺环境工程有限公司 | Medium-low temperature nonmetallic mine-based SCR denitration and demercuration catalyst material and preparation method thereof |
| CN113860471A (en) * | 2021-10-25 | 2021-12-31 | 四川轻化工大学 | Method for degrading methylene blue-containing wastewater by catalytic ozonation of modified attapulgite |
| CN114768763A (en) * | 2022-04-25 | 2022-07-22 | 山西新华防化装备研究院有限公司 | Activated carbon attapulgite composite adsorption material and preparation method thereof |
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Application publication date: 20180904 |