CN106582702A - Sulfur and mercury removing agent prepared by using nickel cobaltate as raw material and preparation method thereof - Google Patents
Sulfur and mercury removing agent prepared by using nickel cobaltate as raw material and preparation method thereof Download PDFInfo
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- CN106582702A CN106582702A CN201611200073.0A CN201611200073A CN106582702A CN 106582702 A CN106582702 A CN 106582702A CN 201611200073 A CN201611200073 A CN 201611200073A CN 106582702 A CN106582702 A CN 106582702A
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- 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
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8609—Sulfur oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8665—Removing heavy metals or compounds thereof, e.g. mercury
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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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
- B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
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- 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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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/78—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J29/7807—A-type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
- B01D2257/602—Mercury or mercury compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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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
Abstract
The invention relates to the technical field of sulfur and mercury removal, specifically to a sulfur and mercury removing agent prepared by using nickel cobaltate as a raw material and a preparation method thereof. According to the invention, the sulfur and mercury removing agent is prepared by using nickel cobaltate, iron manganate and potassium chromate, or nickel cobaltate, iron manganate, potassium chromate and pyrolusite powder as raw materials, so the sulfur and mercury removing efficiency is excellent; the removing rate of sulfur and mercury in waste gas containing sulfur and mercury reaches 98% or above; meanwhile, the selected raw materials are easily available, so the cost of the sulfur and mercury removing agent is low.
Description
Technical field
The present invention relates to desulfuration demercuration technical field, especially a kind of cobalt acid nickel be sulfur and mercury removing agent prepared by raw material and its
Preparation method.
Background technology
Coal is the main energy resources of China；Coal burning is accompanied by the discharge of waste gas, and in coal, containing substantial amounts of
Sulfide and hydrargyrum, hydrargyrum has severe toxicity, readily volatilized, in coal combustion process, is volatized in environment along with flue gas, causes
The pollution of atmospheric environment；Moreover, hydrargyrum can also to organism cause have a strong impact on, especially destroy biological cell metabolism
Function；Sulfide will be entered in environment in coal combustion process with the form of sulfur dioxide gas, causes to contain in atmosphere
Substantial amounts of sulfur dioxide, with the landing of rainwater, sulfur dioxide, oxygen and water form acid rain, drop to earth's surface, cause earth's surface agriculture
Crop, vegetation, industrial factories and miness etc. are damaged, and to productive life the impact of high degree is brought, therefore, for coal burning and exhausting
The desulfuration demercuration of flue gas is processed into for necessity.
At present, it is more for the treatment technology of flue gas desulfurizing and hydrargyrum-removing, but great majority use single desulfurization or de-
Hydrargyrum inorganic agent carries out substep desulfuration demercuration, and it is longer not only to cause the desulfuration demercuration cycle, and desulfuration demercuration is relatively costly；It is based on
This, occurs in that desulfuration demercuration while the processing method for carrying out again in prior art, and to the selection of desulfuration demercuration raw material, makes
Obtaining the cost of its desulfuration demercuration reduces, and such as number of patent application is 201610149557, using low-grade pyrolusite as raw material, is made
It during reaction, realizes the removing to sulfur dioxide in flue gas and hydrargyrum with smoke contacts, reduce fume emission process two
The content of sulfur oxide, hydrargyrum etc., reduces cost；But, the processing method can only bring up to sulfur dioxide removal rate
70% or so, the removal efficiency of hydrargyrum is brought up to into 64% or so so that still containing substantial amounts of sulfide composition and hydrargyrum in flue gas
Composition, after draining in environment, serious self detergent power beyond environment can still cause the dirt of the high degree of environment
Dye.
The content of the invention
In order to solve above-mentioned technical problem present in prior art, it is prepared by raw material that the present invention provides a kind of cobalt acid nickel
Sulfur and mercury removing agent and preparation method thereof.
It is achieved particular by technical scheme below：
A kind of cobalt acid nickel is sulfur and mercury removing agent prepared by raw material, is made up of with carrier active component, active raw materials into
Divide in parts by weight for cobalt acid nickel 1-3 parts, mangaic acid ferrum 3-7 parts, Neutral potassium chromate 1-7 parts；Active component accounts for sulfur and mercury removing agent quality
15-47%.
Described active raw materials composition is in parts by weight cobalt 2 parts of nickel of acid, 5 parts of mangaic acid ferrum, 5 parts of Neutral potassium chromate.
Described carrier is aluminium sesquioxide, silicon dioxide or molecular sieve.
Described molecular sieve is 3A type molecular sieves, 4A types molecular sieve or 5A type molecular sieves.
Described molecular sieve, its silica alumina ratio is SiO2/Al2O3=2.3～3.7.
Described aluminium sesquioxide is γ-Al2O3。
Described active component, also including the pyrolusite powder for being in parts by weight 1.3-2.7 parts.
Described pyrolusite powder be by pyrolusite through power for 40-60W microwave radiation processing 13-21min, then by its
300-400 DEG C is warming up to, after being ground into the granule of 20-80 mesh, 50-90 mesh sieves are crossed in grinding, are obtained.
Above-mentioned cobalt acid nickel is sulfur and mercury removing agent preparation method prepared by raw material, is comprised the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 40-70 mesh, mix homogeneously is mixed
Powder；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, 10-20min is impregnated, by its mistake
Filter, by filter cake spheroiding is prepared, and adopts temperature for 100-120 DEG C, and vacuum is that 0.02-0.08MPa processes 8-10min, is obtained final product.
Described step, after also including mixing filter cake with pyrolusite powder, kneading is into mud, then is prepared into ball-type.
Compared with prior art, the technique effect of the invention is embodied in：
It is that raw material preparation is de- by cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate or cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate and pyrolusite powder
Sulfur mercury removal agent so that desulfuration demercuration efficiency is more excellent, the sulfur in sulfur-bearing, hydrargyrum waste gas, mercury removal rate have been reached more than 98% by it, and
And the raw material chosen is easy to get, sulfur and mercury removing agent cost is relatively low.
The invention is in the presence of various metallic element complex with catalysis oxidation property so that mutually it
Between increased activity, it is ensured that the active component on carrier can be good at and the sulfur in waste gas, hydrargyrum composition effect, converted
For it is non-volatile, to drop heavy valence state or material, and be attracted in sulfur and mercury removing agent, realize sulfur in waste gas, hydrargyrum composition
Removing, effectively raise removal efficiency；Sulfur, the mercury content in discharge waste gas is reduced, environmental pollution rate is reduced.
Specific embodiment
Technical scheme is further limited with reference to specific embodiment, but claimed
Scope is not only limited to description.
In certain embodiments, cobalt acid nickel is sulfur and mercury removing agent prepared by raw material, is made up of with carrier active component, activity
Component materials composition is in parts by weight cobalt acid nickel 1-3 parts, mangaic acid ferrum 3-7 parts, Neutral potassium chromate 1-7 parts；Active component accounts for desulfurization and takes off
The 15-47% of mercurial quality.
In certain embodiments, described active raw materials composition in parts by weight for cobalt acid 2 parts of nickel, 5 parts of mangaic acid ferrum,
5 parts of Neutral potassium chromate.
In certain embodiments, described carrier is aluminium sesquioxide, silicon dioxide or molecular sieve.
In certain embodiments, described molecular sieve is 3A type molecular sieves, 4A types molecular sieve or 5A type molecular sieves.
In certain embodiments, described molecular sieve, its silica alumina ratio is SiO2/Al2O3=2.3～3.7.
In certain embodiments, described aluminium sesquioxide is γ-Al2O3。
In certain embodiments, described active component, also including the pyrolusite powder for being in parts by weight 1.3-2.7 parts.
In certain embodiments, described pyrolusite powder be by pyrolusite through power for 40-60W microwave radiation processing
13-21min, then it is warming up to 300-400 DEG C, after being ground into the granule of 20-80 mesh, 50-90 mesh sieves are crossed in grinding, are obtained.
In certain embodiments, cobalt acid nickel is sulfur and mercury removing agent preparation method prepared by raw material, is comprised the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 40-70 mesh, mix homogeneously is mixed
Powder；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, 10-20min is impregnated, by its mistake
Filter, by filter cake spheroiding is prepared, and adopts temperature for 100-120 DEG C, and vacuum is that 0.02-0.08MPa processes 8-10min, is obtained final product.
In certain embodiments, described step, after also including mixing filter cake with pyrolusite powder, kneading into mud, then
It is prepared into ball-type.
Embodiment 1
Cobalt acid nickel be raw material prepare sulfur and mercury removing agent, be made up of with carrier active component, active raw materials composition with
Weight is calculated as cobalt acid nickel 1kg, mangaic acid ferrum 3kg, Neutral potassium chromate 1kg；Active component accounts for the 15% of sulfur and mercury removing agent quality.Carrier is three
Al 2 O, aluminium sesquioxide is γ-Al2O3。
Preparation method, comprises the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 40 mesh, mix homogeneously obtains mixed powder
End；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, impregnate 10min, filtered,
Filter cake is prepared into spheroiding, temperature is adopted for 100 DEG C, vacuum is that 0.02MPa processes 8min, is obtained final product.
Embodiment 2
Cobalt acid nickel be raw material prepare sulfur and mercury removing agent, be made up of with carrier active component, active raw materials composition with
Weight is calculated as cobalt acid nickel 3kg, mangaic acid ferrum 7kg, Neutral potassium chromate 7kg；Active component accounts for the 47% of sulfur and mercury removing agent quality.Carrier is two
Silicon oxide.
Preparation method, comprises the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 70 mesh, mix homogeneously obtains mixed powder
End；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, impregnate 20min, filtered,
Filter cake is prepared into spheroiding, temperature is adopted for 120 DEG C, vacuum is that 0.08MPa processes 10min, is obtained final product.
Embodiment 3
Cobalt acid nickel be raw material prepare sulfur and mercury removing agent, be made up of with carrier active component, active raw materials composition with
Weight is calculated as cobalt acid nickel 2kg, mangaic acid ferrum 5kg, Neutral potassium chromate 5kg；Active component accounts for the 33% of sulfur and mercury removing agent quality.Carrier is 3A
Type molecular sieve, silica alumina ratio is SiO2/Al2O3=2.3.
Preparation method, comprises the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 50 mesh, mix homogeneously obtains mixed powder
End；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, impregnate 15min, filtered,
Filter cake is prepared into spheroiding, temperature is adopted for 110 DEG C, vacuum is that 0.06MPa processes 9min, is obtained final product.
Embodiment 4
Cobalt acid nickel be raw material prepare sulfur and mercury removing agent, be made up of with carrier active component, active raw materials composition with
Weight is calculated as cobalt acid nickel 1kg, mangaic acid ferrum 7kg, Neutral potassium chromate 6kg；Active component accounts for the 38% of sulfur and mercury removing agent quality.Carrier is 4A
Type molecular sieve, silica alumina ratio is SiO2/Al2O3=3.7.
Preparation method, comprises the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 60 mesh, mix homogeneously obtains mixed powder
End；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, impregnate 20min, filtered,
Filter cake is prepared into spheroiding, temperature is adopted for 100 DEG C, vacuum is that 0.08MPa processes 9min, is obtained final product.
Embodiment 5
Cobalt acid nickel be raw material prepare sulfur and mercury removing agent, be made up of with carrier active component, active raw materials composition with
Weight is calculated as cobalt acid nickel 3kg, mangaic acid ferrum 4kg, Neutral potassium chromate 2kg, pyrolusite powder 1.3kg；Active component accounts for sulfur and mercury removing agent quality
43%.Carrier is 5A type molecular sieves, and silica alumina ratio is SiO2/Al2O3=2.7.Pyrolusite powder is that pyrolusite is directly ground to into powder
End.
Preparation method, comprises the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 40 mesh, mix homogeneously obtains mixed powder
End；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, impregnate 20min, filtered,
After filter cake is mixed with pyrolusite powder, kneading prepares spheroiding into mud, adopts temperature for 100 DEG C, and vacuum is 0.08MPa
8min is processed, is obtained final product.
Embodiment 6
Cobalt acid nickel be raw material prepare sulfur and mercury removing agent, be made up of with carrier active component, active raw materials composition with
Weight is calculated as cobalt acid nickel 2kg, mangaic acid ferrum 6kg, Neutral potassium chromate 3kg, pyrolusite powder 2.7kg；Active component accounts for sulfur and mercury removing agent quality
20%.Carrier is 5A type molecular sieves, and silica alumina ratio is SiO2/Al2O3=3.1.Pyrolusite powder is to be through power by pyrolusite
Microwave radiation processing 18min of 50W, then it is warming up to 350 DEG C, after being ground into the granule of 60 mesh, 80 mesh sieves are crossed in grinding, are obtained
.
Preparation method, comprises the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 40 mesh, mix homogeneously obtains mixed powder
End；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, impregnate 20min, filtered,
After filter cake is mixed with pyrolusite powder, kneading prepares spheroiding into mud, adopts temperature for 100 DEG C, and vacuum is 0.08MPa
8min is processed, is obtained final product.
Test row：
The researcher of the invention, flue gas desulfurizing and hydrargyrum-removing agent prepared by embodiment 1-6 is entered according to method used below
Exercise and use, and the detection test that the sulfur in flue gas, hydrargyrum composition are removed, it is as follows：
The flue gas that the experiment is adopted is nitrogen simulated flue gas, that is, be exactly that sulfur dioxide and Elemental Mercury are filled with nitrogen, and
Nitrogen temperature is adjusted at 80-130 DEG C, simulated flue gas are obtained；
A diameter of 10mm is taken, is highly the purification pipe of 20cm, in purification pipe desulfuration demercuration prepared by embodiment 1-6 is filled
Agent, simulated flue gas are passed through from the bottom of purification pipe so that it is excluded after sulfur and mercury removing agent from the top of purification pipe, and
The content detection of sulfur dioxide and hydrargyrum in simulated flue gas before to entering purification pipe, to the simulated flue gas from purification bank of tubes out
In sulfur dioxide and hydrargyrum content detection, its result is as shown in table 1 below：
Table 1：
The sulfur and mercury removing agent that can be seen that the invention by upper table data display result can be by sulfur-bearing, mercurous waste gas
Sulfur, the substantial amounts of removing of hydrargyrum composition, its removal efficiency big dragon more than 98%.
Above example and test row are only limitted to make the technical scheme of the invention further explanation and explanation,
The technical scheme of the invention is made in order to those skilled in the art being further understood from, those skilled in the art's here
On the basis of the essential characteristics of non-protruding made and the improvement of non-significant progress, belong to the protection domain of the invention.
Claims (10)
1. a kind of cobalt acid nickel is sulfur and mercury removing agent prepared by raw material, is made up of with carrier active component, it is characterised in that it is active into
It is in parts by weight cobalt acid nickel 1-3 parts, mangaic acid ferrum 3-7 parts, Neutral potassium chromate 1-7 parts to divide material composition；Active component accounts for desulfuration demercuration
The 15-47% of agent quality.
2. cobalt acid nickel as claimed in claim 1 is sulfur and mercury removing agent prepared by raw material, it is characterised in that described active component
Material composition is in parts by weight cobalt 2 parts of nickel of acid, 5 parts of mangaic acid ferrum, 5 parts of Neutral potassium chromate.
3. cobalt acid nickel as claimed in claim 1 is sulfur and mercury removing agent prepared by raw material, it is characterised in that described carrier is three
Al 2 O, silicon dioxide or molecular sieve.
4. cobalt as claimed in claim 3 acid nickel is sulfur and mercury removing agent prepared by raw material, it is characterised in that described molecular sieve is
3A type molecular sieves, 4A types molecular sieve or 5A type molecular sieves.
5. the cobalt acid nickel as described in claim 3 or 4 is sulfur and mercury removing agent prepared by raw material, it is characterised in that described molecule
Sieve, its silica alumina ratio is SiO2/Al2O3=2.3～3.7.
6. cobalt acid nickel as claimed in claim 3 is sulfur and mercury removing agent prepared by raw material, it is characterised in that three described oxidations two
Aluminum is γ-Al2O3。
7. cobalt acid nickel as claimed in claim 1 or 2 is sulfur and mercury removing agent prepared by raw material, it is characterised in that described activity
Composition, also including the pyrolusite powder for being in parts by weight 1.3-2.7 parts.
8. cobalt acid nickel as claimed in claim 7 is sulfur and mercury removing agent prepared by raw material, it is characterised in that described pyrolusite powder
It by pyrolusite through power is microwave radiation processing 13-21min of 40-60W to be, then is warming up to 300-400 DEG C, is ground into
After the granule of 20-80 mesh, 50-90 mesh sieves are crossed in grinding, are obtained.
9. the cobalt acid nickel as described in any one of claim 1-8 is sulfur and mercury removing agent preparation method prepared by raw material, and its feature exists
In comprising the following steps：
(1) cobalt acid nickel, mangaic acid ferrum, Neutral potassium chromate are prepared into respectively after the powder of 40-70 mesh, mix homogeneously obtains mixed-powder；
(2) mixed-powder is added water and is prepared into slurry, and by carrier impregnation in the slurry, impregnate 10-20min, filtered, will
Filter cake prepares spheroiding, adopts temperature for 100-120 DEG C, and vacuum is that 0.02-0.08MPa processes 8-10min, is obtained final product.
10. cobalt acid nickel as claimed in claim 9 is sulfur and mercury removing agent preparation method prepared by raw material, it is characterised in that described
The step of, after also including mixing filter cake with pyrolusite powder, kneading is into mud, then is prepared into ball-type.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611200073.0A CN106582702B (en) | 2016-12-22 | 2016-12-22 | A kind of cobalt acid nickel is the sulfur and mercury removing agent and preparation method thereof of raw material preparation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611200073.0A CN106582702B (en) | 2016-12-22 | 2016-12-22 | A kind of cobalt acid nickel is the sulfur and mercury removing agent and preparation method thereof of raw material preparation |
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| Publication Number | Publication Date |
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| CN106582702A true CN106582702A (en) | 2017-04-26 |
| CN106582702B CN106582702B (en) | 2019-09-13 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4422958A (en) * | 1981-03-13 | 1983-12-27 | Rhone-Poulenc Specialites Chimiques | Catalyst for desulfurization of industrial waste gases and process for preparing the catalyst |
| CN105316076A (en) * | 2015-11-20 | 2016-02-10 | 株洲宏信科技发展有限公司 | Liquid fuel-coal sulfur-fixation agent and preparation method thereof |
| CN105688647A (en) * | 2016-03-16 | 2016-06-22 | 贵州大学 | Method for dry desulfurization and demercuration of sintering flue gas containing mercury by means of low-grade pyrolusite |
-
2016
- 2016-12-22 CN CN201611200073.0A patent/CN106582702B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4422958A (en) * | 1981-03-13 | 1983-12-27 | Rhone-Poulenc Specialites Chimiques | Catalyst for desulfurization of industrial waste gases and process for preparing the catalyst |
| CN105316076A (en) * | 2015-11-20 | 2016-02-10 | 株洲宏信科技发展有限公司 | Liquid fuel-coal sulfur-fixation agent and preparation method thereof |
| CN105688647A (en) * | 2016-03-16 | 2016-06-22 | 贵州大学 | Method for dry desulfurization and demercuration of sintering flue gas containing mercury by means of low-grade pyrolusite |
Non-Patent Citations (1)
| Title |
|---|
| 王国清，等: "《无机化学》", 31 August 2015, 中国医药科技出版社 * |
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| CN106582702B (en) | 2019-09-13 |
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Effective date of registration: 20200929 Address after: 564300 Wuchuan mercury mine, Wuchuan Autonomous County, Zunyi, Guizhou Patentee after: YINYU MINERALS WUCHUAN AUTONOMOUS COUNTY Co.,Ltd. Address before: 550025 Guiyang City, Guizhou Province Huaxi District, Guiyang City, Guizhou Province Patentee before: Guizhou University |
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