CN106000432A - Wooden granular active carbon loaded with catalyst and used for purifying air and preparation method thereof - Google Patents
Wooden granular active carbon loaded with catalyst and used for purifying air and preparation method thereof Download PDFInfo
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- CN106000432A CN106000432A CN201610347396.6A CN201610347396A CN106000432A CN 106000432 A CN106000432 A CN 106000432A CN 201610347396 A CN201610347396 A CN 201610347396A CN 106000432 A CN106000432 A CN 106000432A
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/187—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with manganese, technetium or rhenium
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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
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- 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
- B01D53/88—Handling or mounting catalysts
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- 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
- B01J20/0203—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of metals not provided for in B01J20/04
- B01J20/027—Compounds of F, Cl, Br, I
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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
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
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Abstract
The invention discloses wooden granular active carbon loaded with a catalyst and used for purifying air and a preparation method thereof and belongs to the field of active carbon for purifying the air and a preparation method thereof. The wooden granular active carbon is adsorbed with a catalyst saturation solvent in a saturated manner; the catalyst saturation solvent is mainly prepared from the following main raw materials in parts by mass: 5 to 15 parts of ammonium chloride, 5 to 9 parts of ammonium dihydrogen phosphate, 0.5 to 0.8 part of nano manganese oxide, 15 to 20 parts of sodium chloride and 57 to 77 parts of water; the wooden granular active carbon is prepared by bonding and granulating wooden powdery active carbon. The preparation method of the wooden granular active carbon comprises the following steps: A, preparing materials; B, preparing bonding liquid; C, blending the materials; D, granulating; E, preparing the catalyst; F, loading the catalyst and modifying; G drying. The formaldehyde effective removing rate of the wooden granular active carbon can reach 97 percent or above; compared with coal active carbon and coconut shell-based active carbon, the wooden granular active carbon can load more than two times of the catalyst and can degrade harmful gas adsorbed on the active carbon, so that the active carbon is regenerated in situ without loss and the service life of the active carbon is prolonged.
Description
Technical field
The present invention relates to air cleaning activated carbon and preparation method thereof field, particularly relate to a kind of use
Wood substance grain activated carbon of supported catalyst in air cleaning and preparation method thereof.
Background technology
At present, and the VOCS in confined space such as in indoor and car (volatile combustible gases, mainly
It being formaldehyde, benzene, toluene and dimethylbenzene etc.) injury that causes human body is increasingly subject to the attention of people.
It is used for air purifier field and harmful gas and the post of solvent recovery process field in the market
The shaped activated carbon overwhelming majority is all to use coal mass active carbon and cocoanut active charcoal, and they are in the middle of molding
Have employed substantial amounts of coal tar, Colophonium and organic bond, be then passed through mediate stirring all with after,
Again with 500 t hydraulic press hydraulic pressure granulating and forming by force.Both products have following a few point defect:
(1) the best coal mass active carbon and their pore structure of cocoanut active charcoal are all nothing like wooden
Activated carbon is flourishing because they only have micropore flourishing, and do not have the exclusive macropore of wood activated charcoal and
Mesopore, so for the multiple harmful gas in air, coal mass active carbon and cocoanut active charcoal are not
Can mention in the same breath with wood activated charcoal；(2) volume of wood activated charcoal is big, light specific gravity, absorption
Function is strong, and the density of coal mass active carbon and cocoanut active charcoal is big, and packing ratio is great, absorbability
Very limited；Best the only having of carbon tetrachloride index of coal mass active carbon and cocoanut active charcoal
60-80wt%, and wood activated charcoal best have a more than 120-135wt%, and wood activated charcoal
What iodine sorption value was minimum have more than 1200, and coal mass active carbon best just have 900 left
Right；(3) column made with coal tar and Colophonium or particulate coal activated carbon, urge loaded modified
A kind of strong pungent stink, serious environment pollution can be produced during agent；(4) live because of ature of coal column
Property charcoal and the bulk specific weight of coconut husk granular active carbon, making air purifier filter screen and making air
Production cost and operating cost can be greatly increased during purifying column；(4) due to coal mass active carbon and coconut husk
Activated carbon big, mesopore is undeveloped, therefore, when supported catalyst, it can only appendix tiny
Nanopores and the surface of activated carbon, thus greatly reduce it clean-up effect and purify energy
Power.Prior art also has activated carbon or the activated carbon fiber of supported catalyst, is all to use nanometer
Level photocatalyst, such as nano zine oxide, nano titanium oxide etc., it is generally required at the photograph of ultraviolet light
Penetrate lower could realization to be catalyzed, and the ultraviolet light that the wavelength that can utilize in natural light is less than 387.5nm is very
Limited.Therefore, use photocatalyst the highest to the requirement of light source.
Summary of the invention
It is an object of the invention to provide a kind of with wood powder shaped activated carbon for main raw material(s) pelletize after,
Wood substance grain activated carbon of supported catalyst and preparation method thereof again, its pore structure is flourishing, formaldehyde
Effectively clearance can reach more than 97%；Than coal mass active carbon and cocoanut active charcoal energy appendix twice
Above catalyst, can make absorption harmful gas on the activated carbon be degraded, make activated carbon lossless
The in-situ regeneration of consumption, extends its service life.
The present invention proposes the wood substance grain activated carbon of a kind of supported catalyst for air cleaning, its
For the wood substance grain activated carbon of saturated adsorption catalyst saturated solvent, catalyst saturated solvent main
Raw material mass mixture ratio is: ammonium chloride 5-15 part, ammonium dihydrogen phosphate 5-9 part, nano manganese oxide 0.5-0.8
Part, sodium chloride 15-20 part, water 57-77 part；Wood substance grain activated carbon is by wood powder shaped activated carbon
Activity forms through bonding, pelletize.
Preferably, each raw material weight proportioning of described wood substance grain activated carbon is: wooden powdered activated
Charcoal 78-82 part, binding agent 6-12 part, firming agent 0.5-0.8 part, sodium bicarbonate 2.5-3.5 part,
Acrylic acid 9-13 part, water 182-210 part.
Described wood powder shaped activated carbon is with Cunninghamia lanceolata (Lamb.) Hook. wood flour as raw material, with phosphoric acid for catalyst employingization
The 250-320 mesh powdered activated carbon that method produces.
The present invention also proposes the wood substance grain activated carbon of a kind of supported catalyst for air cleaning
Preparation method, including molding, granulating, two master operations of modified supported catalyst,
Molding, granulating operation comprises the following steps:
A, get the raw materials ready: prepare raw material by following quality proportioning: wood powder shaped activated carbon 78-82 part,
Binding agent 6-7 part, firming agent 0.5-0.8 part, sodium bicarbonate 2.5-3.5 part, acrylic acid 9-13
Part, water 182-210 part；
B, slurry processed: above-mentioned binding agent, firming agent, sodium bicarbonate, acrylic acid, water are entered
Row high shear agitation, stirring enough time makes each raw material be sufficiently mixed uniformly, becomes the glue of homogenizing
The slurry of rheid shape；
C, spice: again wood powder shaped activated carbon and slurry are carried out high-speed stirred, kneading, make
Powdered activated carbon and the slurry prepared are completely dissolved in one；
D, pelletize: with pelletize and disrumpent feelings equipment, the material mixed is made graininess, dry to moisture
Less than 10%；
Modified supported catalyst operation comprises the following steps:
E, prepare catalyst: described catalyst is mainly mixed by by the raw material of following quality proportioning
Form: ammonium chloride 5-15 part, ammonium dihydrogen phosphate 5-9 part, nano manganese oxide 0.5-0.8 part, chlorine
Compound 15-20 part, water 57-77 part；Water temperature is at about 45-60 DEG C, through stirring
The rear saturated solution obtained；
F, loading catalyst modification: the wood substance grain activated carbon that pelletize is good is delivered in blender, so
After again by the catalyst prepared injection stirring system carry out full and uniform stirring more than 30 minutes；
G, it is dried: after allowing its static one hour in modified good product is installed to basin, then carry out
Dry to surface anhydrous at sabot the moon, then dry to moisture less than 5%.
Preferably, in described " A, get the raw materials ready " step, the mesh number of wood powder shaped activated carbon is 250-320
Mesh, firming agent is 3051 Versamids, and binding agent is carboxymethyl cellulose, and water temperature is 40-80
℃。
Wood powder shaped activated carbon is the active carbon by chemical method with phosphoric acid as Catalyst Production, its producer
Method comprises the following steps: wood raw material first carries out screening and dries；Add and join phosphoric acid and wood flour and mediate and stir
Mixing, phosphoric acid is 1:1.3-1.6 with the mass ratio of wood flour；Input retort, the charcoal temperature control of carbonized material
It is made as 200-220 DEG C；Input activation furnace, the temperature of activated material controls at 480-550 DEG C；Again by phosphorus
Wood flour after acid recovery rinses, dries, dries to moisture≤10%；250-320 mesh is worn into i.e. in arena
?.
In described " B, slurry processed " step, high speed dispersor is used to carry out high shear agitation；
Described " C, spice " uses high-speed kneading machine to carry out high-speed stirred, shear, mediate.
In described " D, pelletize " step, the pelletize pressure of Granulation Equipments is 5.0-7.0MPa, makes
The particle size particle diameter 2.0-2.5mm of grain；In described " E, prepare catalyst " step, described chlorine
Compound refers to sodium chloride；In " F, loading catalyst modification " step, mixing time controls at 45-55
About minute, often stirring should stop 5-8 minute in 5 minutes, in order to allows product reach with catalyst
Full connected and saturated absorption；And use lining tetrafluoro stirring system, it is to avoid it is stirred material and irony portion
Part contacts.
In " G, be dried " step, the temperature of drying controls about 80-120 degree, drying time
For 3-4 hour；Sieve after drying, thin charcoal ash is thoroughly screened out, then packs and get final product.
The invention has the beneficial effects as follows: in " slurry processed " step, carrying out high speed shear can be by
Binding agent fast decoupled is dissolved in water, makes adherent, and can be quickly by firming agent, bicarbonate
Sodium, acrylic acid etc. and binding agent mix and blend, thus reach the effect required for production technology；?
In " spice " step, because activated carbon and binding agent are two kinds of difformities and the material of character, live
Property charcoal be moisture≤10% powdered substance, and binding agent is starchiness fluid, is sufficiently stirred for mediating energy
Allow two kinds of objects running up, stir, shear, mediate by machinery, reach to make powdered activated
Charcoal and the binding agent prepared are completely dissolved in the material before integrally becoming granulation；Dry through molding
After, adhesive material can quickly shape an invisible grid structure, is solidified firmly by activated carbon
Molding, thus reach neither to destroy the pore structure of activated carbon, again can by powdered activated carbon organically
Combine；Rest energy in " G, be dried " fully absorbs catalyst by activated carbon and reaches saturated.
In the formula of molding, granulating operation, select wood powder shaped activated carbon for primary raw material, it
Major advantage is that pore structure is flourishing, is reasonably distributed, and not only micropore is flourishing, also has other as ature of coal
Mesopore that activated carbon, cocoanut active charcoal, active fruit shell carbon etc. do not have and macropore, therefore only have
Activated carbon itself has the pressed active carbon product that the pore structure of prosperity supports, could more capacity
Ground is loaded into more catalyst, could highlight products to the property of harmful gas and efficient-decomposition
Effect.On the other hand, selecting wood activated charcoal is owing to its volume is big, lightweight, accumulation
Density is little, and with other as compared with ature of coal charcoal, the loading of same volume to use charcoal about 40%, energy less
It is greatly reduced the production cost of user, also opens new effective for saving limited coal resources
Approach.
Select in carboxymethyl cellulose etc. 4 additive can by wood powder shaped activated carbon can effectively molding,
Guarantee the intensity after molding and acidproof, alkaline-resisting, the key property of heatproof, moreover it is possible to guarantee activated carbon
Pore structure is destroyed and blocks.Binding agent selects carboxymethyl cellulose (chemistry is expressed as CMC)
Be make full use of its can soluble in water and have thickening, film forming, cohere, moisture protection and colloid protect
The superior function protected, and after being dissolved in water, bonds, the most completely by being sufficiently stirred for
There is solid-liquid separation phenomenon, surfacing is smooth, dried shapes a net, can effectively by
Activated carbon and other material catch the difform product of shaping firmly, thus solve to guarantee activity
The pore structure of charcoal is destroyed and blocks, and reaches optimal adsorption effect.And firming agent is namely
3051 Versamids, its Main Function is to utilize it to have excellent mechanical behavior under high temperature,
Thus improve the product after molding and there is bending strength and hot strength, increase product stability,
Thermostability, caking property and anti-flammability, so that product adapts to use under various circumstances, prolong
Long products service life, it is ensured that stablizing of product quality.Sodium bicarbonate is a kind of swelling agent and soda acid
Regulator, will be common in the middle of the production of pressed active carbon, activated carbon product after main increase molding
Pore structure, reduce density, improve absorbability and space, and, sodium bicarbonate also has to be inhaled
Receiving the coloured glaze acid in air and abnormal flavour, kill the function of antibacterial, regulation neutralizes the acid-base value of activated carbon.
The polymer of acrylic compounds has cohesiveness widely, and water-fast, fast light, aging resistance, safety
Reliably, without any toxicity, using it for the production of pressed active carbon, it can under room temperature, normal pressure
So that powdered activated carbon realizes quickly binding molding, and have after making formed product certain elasticity and
Toughness, it is ensured that the intensity of product and wearability.The net of carboxymethyl cellulose shapes, colloid protection
Effect, the mechanical behavior under high temperature of firming agent, function of odor, propylene are removed in the expanded and sterilization of sodium bicarbonate
The bonding of acid and increase toughness, intensity effect, this organically combines, complements each other, jointly makees
For by Powdered Activated Carbon, then prepare granule or column shape activated carbon product by being sufficiently stirred for,
The product prepared is made to reach functional, effect notable, both heatproof, water-fast, the most wear-resisting and anti-ageing
Change, thus meet the needs of market and client.
In the formula of catalyst, chloride refers to sodium chloride, potassium chloride, ammonia chloride etc., chlorination
Ammonium is better than potassium chloride, ammonia chloride, and ammonium chloride belongs to acidulous material, soluble in water, has stronger
Absorbability and sterilization functions, be dissolved in after water in being loaded into the pore structure that activated carbon is flourishing, with sky
Can play, during gas contact, the antibacterial quickly killed in air, therefore, ammonium chloride is in the middle of this formula
Main Function is sterilizing.Ammonium dihydrogen phosphate has fire resistance, primarily serves fire retardation, prevents
Product produces natural phenomena when high temperature is dried and in the middle of routine use.Nano manganese oxide is different from existing
Having the nano zine oxide in technology, nano titanium oxide, nano manganese oxide is not photocatalyst, manganese
Element has the highest oxidation number Mn3, Mn4, the oxygen concentration on high surface and there is manganese oxidation and close
The great amount of hydroxy group on thing surface, can carry out catalytic degradation by formaldehyde gas rapidly.Nano manganese oxide also has
There are good ion exchange and Molecular Adsorption performance, and nano zine oxide and nano-titanium oxide do not possess
These functions, more can not there is catalytic degradation effect by PARA FORMALDEHYDE PRILLS(91,95), nano manganese oxide is that this product is modified
Critical material, it has the special physics such as many ion sieves, molecular sieve, catalysis and electrochemistry
And chemical property, most adsorb one of material with catalysis in metal field, by nano oxidized
Manganese, after scientific disposal is loaded into shape type activated carbon product, can make activated carbon both have and adsorb merit efficiently
Can, there is again lasting catalyticing decomposition action, thus it is clean at air to substantially increase activated carbon product
The serviceability in change field and service life, efficiently solve and improve air purifier new national standard
The major control index of CADR value and CCM.Sodium chloride be many substance reactions cosolvent and
Distintegrant, sodium chloride is better than similar ammonium chloride or potassium chloride, selects sodium chloride to be because it more
Easily with other several material generation chemical reactions, utilize the osmosis that it is higher, raising nano oxygen
Change manganese appendix amount in activated carbon, thus increase the performance of product.Oxygen in the middle of the invention of this formula
Change sodium and serve the grafting with other different materials and appendix effect, without sodium chloride
Participating in, nano manganese oxide cannot go in being loaded into the pore structure of activated carbon, it is simply that has been loaded into
Also can naturally depart from after drying, also can discharge after it is with air contact simultaneously certain chlorine from
Son, can play certain sterilization functions to the antibacterial in air.Material respective in four in sum
Performance and effect, the catalyst produced by special producing technique and the scientific formula of the present invention, warp
After being effectively loaded in pressed active carbon product, the performance of this product can be made in air purification field significantly
Promote, make activated carbon both have adsorption function, there is again catalysis and the decomposition function of excellence, make suction
Attached harmful gas on the activated carbon is degraded, and makes the loss-free in-situ regeneration of activated carbon, extends
In the service life of activated carbon, reduce use cost.
In a word, product of the present invention is mainly used in air purifier and cleaning harmful gas treatment industry,
Major advantage is: column or granular active carbon volume that (1) selection wood activated charcoal is made are big, hole
Gap structure is flourishing, high adsorption capacity, and the effective clearance of formaldehyde can reach more than 97%, clean sky
Tolerance is 110-150%, and accumulative purge amount is formaldehyde M ＞ 1500ml (F4 is interval)；(2) coal is compared
Catalyst more than activated carbon and cocoanut active charcoal energy appendix twice, thus substantially increase activity
The charcoal performance at air purifier and the use cycle of air filter screen；(3) wooden column (granule)
The packing ratio of activated carbon is 0.35g/ml, for lightweight charcoal, wants light by more than 50% compared with ature of coal charcoal,
So, compared with other coal mass active carbon, the consumption of this product is the 50% of other activated carbon, because of
This can realize environmental protection and energy saving, reduces the effect of enterprise's production cost.
Detailed description of the invention
Embodiment one
The present embodiment proposes the wood substance grain activated carbon of a kind of supported catalyst for air cleaning,
It is the wood substance grain activated carbon of saturated adsorption catalyst saturated solvent, the master of catalyst saturated solvent
The raw material mass mixture ratio is wanted to be: ammonium chloride 8 parts, ammonium dihydrogen phosphate 6 parts, nano manganese oxide 0.6 part,
16 parts of sodium chloride, 60 parts of water；Wood substance grain activated carbon by wood powder shaped activated carbon activity through bonding,
Pelletize forms.
Each raw material weight proportioning of described wood substance grain activated carbon is: wood powder shaped activated carbon 79 parts,
Binding agent 7 parts, 0.6 part of firming agent, sodium bicarbonate 2.6 parts, 10 parts of acrylic acid, water 185
Part；Described wood powder shaped activated carbon is with Cunninghamia lanceolata (Lamb.) Hook. wood flour as raw material, with phosphoric acid for catalyst employingization
The 260 mesh powdered activated carbons that method produces.
The present invention also proposes the wood substance grain activated carbon of a kind of supported catalyst for air cleaning
Preparation method, including molding, granulating, two master operations of modified supported catalyst,
Molding, granulating operation comprises the following steps:
A, get the raw materials ready: prepare each raw material of wood substance grain activated carbon by following quality proportioning；
B, slurry processed: above-mentioned binding agent, firming agent, sodium bicarbonate, acrylic acid, water are entered
Row high shear agitation, stirring enough time makes each raw material be sufficiently mixed uniformly, becomes the glue of homogenizing
The slurry of rheid shape；
C, spice: again wood powder shaped activated carbon and slurry are carried out high-speed stirred, kneading, make
Powdered activated carbon and the slurry prepared are completely dissolved in one；
D, pelletize: with pelletize and disrumpent feelings equipment, the material mixed is made graininess, dry to moisture
Less than 10%；
Modified supported catalyst operation comprises the following steps:
E, prepare catalyst: prepare the primary raw material of catalyst saturated solvent by above-mentioned quality proportioning；
In raw material, the temperature of water is at about 45-60 DEG C, and obtain after stirring is saturated molten
Liquid；
F, loading catalyst modification: the wood substance grain activated carbon that pelletize is good is delivered in blender, so
After again by the catalyst prepared injection stirring system carry out full and uniform stirring more than 30 minutes；
G, it is dried: after allowing its static one hour in modified good product is installed to basin, then carry out
Dry to surface anhydrous at sabot the moon, then dry to moisture less than 5%.
In described " A, get the raw materials ready " step, firming agent is 3051 Versamids, and binding agent is
Carboxymethyl cellulose, water temperature is 40-80 DEG C.
Wood powder shaped activated carbon is the active carbon by chemical method with phosphoric acid as Catalyst Production, its producer
Method comprises the following steps: wood raw material first carries out screening and dries；Add and join phosphoric acid and wood flour and mediate and stir
Mixing, phosphoric acid is 1:1.4 with the mass ratio of wood flour；Input retort, the charcoal temperature control of carbonized material is made as
200℃；Input activation furnace, the temperature of activated material controls at 490 DEG C；Wood after again phosphoric acid being reclaimed
Bits rinse, dry, dry to moisture≤10%；Arena is worn into 250-320 mesh and get final product.
In described " B, slurry processed " step, high speed dispersor is used to carry out high shear agitation；
Described " C, spice " uses high-speed kneading machine to carry out high-speed stirred, shear, mediate.
In described " D, pelletize " step, the pelletize pressure of Granulation Equipments is 5.0-7.0MPa, makes
The particle size particle diameter 2.0-2.5mm of grain；In described " E, prepare catalyst " step, described chlorine
Compound refers to sodium chloride；In " F, loading catalyst modification " step, mixing time controls at 45-55
About minute, often stirring should stop 5-8 minute in 5 minutes, in order to allows product reach with catalyst
Full connected and saturated absorption；And use lining tetrafluoro stirring system, it is to avoid it is stirred material and irony portion
Part contacts.
In " G, be dried " step, the temperature of drying controls about 80-120 degree, drying time
For 3-4 hour；Sieve after drying, thin charcoal ash is thoroughly screened out, then packs and get final product.
Embodiment two
The present embodiment is essentially identical with embodiment one, and difference is: catalyst saturated solvent
Primary raw material quality proportioning is: ammonium chloride 10 parts, ammonium dihydrogen phosphate 7 parts, nano manganese oxide 0.7
Part, 18 parts of sodium chloride, 65 parts of water；Wood substance grain activated carbon is by wood powder shaped activated carbon activity warp
Bonding, pelletize form.
Each raw material weight proportioning of described wood substance grain activated carbon is: wood powder shaped activated carbon 80 parts,
Binding agent 9 parts, 0.7 part of firming agent, sodium bicarbonate 3.0 parts, 12 parts of acrylic acid, water 200
Part；Described wood powder shaped activated carbon is with Cunninghamia lanceolata (Lamb.) Hook. wood flour as raw material, with phosphoric acid for catalyst employingization
The 280 mesh powdered activated carbons that method produces.
Wood powder shaped activated carbon is the active carbon by chemical method with phosphoric acid as Catalyst Production, its producer
Method comprises the following steps: wood raw material first carries out screening and dries；Add and join phosphoric acid and wood flour and mediate and stir
Mixing, phosphoric acid is 1:1.5 with the mass ratio of wood flour；Input retort, the charcoal temperature control of carbonized material is made as
210℃；Input activation furnace, the temperature of activated material controls at 500 DEG C；Wood after again phosphoric acid being reclaimed
Bits rinse, dry, dry to moisture≤10%；Arena is worn into 250-320 mesh and get final product.
Embodiment three
The present embodiment is essentially identical with embodiment one, and difference is: catalyst saturated solvent
Primary raw material quality proportioning is: ammonium chloride 13 parts, ammonium dihydrogen phosphate 8 parts, nano manganese oxide 0.8
Part, 20 parts of sodium chloride, 75 parts of water；Wood substance grain activated carbon is by wood powder shaped activated carbon activity warp
Bonding, pelletize form.
Each raw material weight proportioning of described wood substance grain activated carbon is: wood powder shaped activated carbon 82 parts,
Binding agent 10 parts, 0.8 part of firming agent, sodium bicarbonate 3.3 parts, 13 parts of acrylic acid, water 205
Part；Described wood powder shaped activated carbon is with Cunninghamia lanceolata (Lamb.) Hook. wood flour as raw material, with phosphoric acid for catalyst employingization
The 300 mesh powdered activated carbons that method produces.
Wood powder shaped activated carbon is the active carbon by chemical method with phosphoric acid as Catalyst Production, its producer
Method comprises the following steps: wood raw material first carries out screening and dries；Add and join phosphoric acid and wood flour and mediate and stir
Mixing, phosphoric acid is 1:1.6 with the mass ratio of wood flour；Input retort, the charcoal temperature control of carbonized material is made as
220℃；Input activation furnace, the temperature of activated material controls at 530 DEG C；Wood after again phosphoric acid being reclaimed
Bits rinse, dry, dry to moisture≤10%；Arena is worn into 250-320 mesh and get final product.
The foregoing is only the preferred embodiments of the present invention, not thereby limit the patent model of the present invention
Enclose, every equivalent structure transformation utilizing description of the invention content to be made, or directly or indirectly transport
It is used in other relevant technical fields, is the most in like manner included in the scope of patent protection of the present invention.
Claims (9)
1. being used for a wood substance grain activated carbon for the supported catalyst of air cleaning, its feature exists
In, it is the wood substance grain activated carbon of saturated adsorption catalyst saturated solvent, catalyst saturated solvent
Primary raw material quality proportioning be: ammonium chloride 5-15 part, ammonium dihydrogen phosphate 5-9 part, nano oxidized
Manganese 0.5-0.8 part, sodium chloride 15-20 part, water 57-77 part；Wood substance grain activated carbon is by wood powder
Shaped activated carbon activity forms through bonding, pelletize.
The wood substance grain of the supported catalyst for air cleaning the most according to claim 1
Activated carbon, it is characterised in that each raw material weight proportioning of described wood substance grain activated carbon is: wooden
Powdered activated carbon 78-82 part, binding agent 6-12 part, firming agent 0.5-0.8 part, sodium bicarbonate 2.5-3.5
Part, acrylic acid 9-13 part, water 182-210 part.
The wood substance grain of the supported catalyst for air cleaning the most according to claim 1
Activated carbon, it is characterised in that described wood powder shaped activated carbon is with Cunninghamia lanceolata (Lamb.) Hook. wood flour as raw material, with phosphorus
Acid uses the 250-320 mesh powdered activated carbon of chemical method production for catalyst.
4. it is used for a preparation method for the wood substance grain activated carbon of the supported catalyst of air cleaning,
It is characterized in that, including molding, granulating, two master operations of modified supported catalyst,
Molding, granulating operation comprises the following steps:
A, get the raw materials ready: prepare raw material by following quality proportioning: wood powder shaped activated carbon 78-82 part,
Binding agent 6-7 part, firming agent 0.5-0.8 part, sodium bicarbonate 2.5-3.5 part, acrylic acid 9-13
Part, water 182-210 part；
B, slurry processed: above-mentioned binding agent, firming agent, sodium bicarbonate, acrylic acid, water are entered
Row high shear agitation, stirring enough time makes each raw material be sufficiently mixed uniformly, becomes the glue of homogenizing
The slurry of rheid shape；
C, spice: again wood powder shaped activated carbon and slurry are carried out high-speed stirred, kneading, make
Powdered activated carbon and the slurry prepared are completely dissolved in one；
D, pelletize: with pelletize and disrumpent feelings equipment, the material mixed is made graininess, dry to moisture
Less than 10%；
Modified supported catalyst operation comprises the following steps:
E, prepare catalyst: described catalyst is mainly mixed by by the raw material of following quality proportioning
Form: ammonium chloride 5-15 part, ammonium dihydrogen phosphate 5-9 part, nano manganese oxide 0.5-0.8 part, chlorine
Compound 15-20 part, water 57-77 part；Water temperature is at about 45-60 DEG C, through stirring
The rear saturated solution obtained；
F, loading catalyst modification: the wood substance grain activated carbon that pelletize is good is delivered in blender, so
After again by the catalyst prepared injection stirring system carry out full and uniform stirring more than 30 minutes；
G, it is dried: after allowing its static one hour in modified good product is installed to basin, then carry out
Dry to surface anhydrous at sabot the moon, then dry to moisture less than 5%.
The wood substance grain of the supported catalyst for air cleaning the most according to claim 4
The preparation method of activated carbon, it is characterised in that in described " A, get the raw materials ready " step, wooden powdery
The mesh number of activated carbon is 250-320 mesh, and firming agent is 3051 Versamids, and binding agent is carboxylic
Methylcellulose, water temperature is 40-80 DEG C.
The wood substance grain of the supported catalyst for air cleaning the most according to claim 4
The preparation method of activated carbon, it is characterised in that wood powder shaped activated carbon is raw with phosphoric acid for catalyst
The active carbon by chemical method produced, its production method comprises the following steps: first screened by wood raw material
Dry；Adding and join phosphoric acid and wood flour kneading stirring, phosphoric acid is 1:1.3-1.6 with the mass ratio of wood flour；
Input retort, the charcoal temperature control of carbonized material is made as 200-220 DEG C；Input activation furnace, activated material
Temperature controls at 480-550 DEG C；Wood flour after being reclaimed by phosphoric acid again rinses, dries, dries to water
Divide≤10%；Arena is worn into 250-320 mesh and get final product.
The wood substance grain of the supported catalyst for air cleaning the most according to claim 4
The preparation method of activated carbon, it is characterised in that in described " B, slurry processed " step, uses
High speed dispersor carries out high shear agitation；Described " C, spice " uses high-speed kneading machine to carry out
High-speed stirred, shear, mediate.
The wood substance grain of the supported catalyst for air cleaning the most according to claim 4
The preparation method of activated carbon, it is characterised in that in described " D, pelletize " step, Granulation Equipments
Pelletize pressure be 5.0-7.0MPa, the particle size particle diameter 2.0-2.5mm of pelletize；Described " E,
Prepare catalyst " in step, described chloride refers to sodium chloride；" F, loading catalyst modification "
In step, mixing time controls at about 45-55 minute, and often stirring should stop 5-8 for 5 minutes and divides
Clock, in order to allow product and catalyst reach to completely attach to and saturated absorption；And use lining tetrafluoro stirring
System, it is to avoid be stirred material and irony component contact.
The wood substance grain of the supported catalyst for air cleaning the most according to claim 4
The preparation method of activated carbon, it is characterised in that in " G, be dried " step, the temperature of drying controls
About 80-120 degree, drying time is 3-4 hour；Sieve after drying, by thin charcoal ash thoroughly
Screen out, then pack and get final product.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109046299A (en) * | 2018-08-30 | 2018-12-21 | 北京理化测试技术公司 | Efficiently remove aldehyde free from extraneous odour active carbon and its processing method |
| CN109364947A (en) * | 2018-11-30 | 2019-02-22 | 中冶建筑研究总院有限公司 | A kind of metal nanoparticle load type active carbon and its production equipment |
| CN109663564A (en) * | 2017-10-16 | 2019-04-23 | 山东欧铂新材料有限公司 | A kind of gas adsorption material and preparation method thereof |
| CN114100271A (en) * | 2021-11-11 | 2022-03-01 | 扬州杰嘉工业固废处置有限公司 | Purification treatment device and method for hazardous waste storage waste gas |
| CN115869910A (en) * | 2022-12-28 | 2023-03-31 | 威格科技(苏州)股份有限公司 | Normal-temperature granulation method for gas adsorption material particles and application thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000035580A1 (en) * | 1998-12-11 | 2000-06-22 | Mazda Motor Corporation | Composition for use in adsorption treatment, products formed with the same, and a method for producing adsorbent using the same |
| CN1537075A (en) * | 2001-04-11 | 2004-10-13 | 米德韦斯特瓦科公司 | Shaped activated carbon |
| CN101474550A (en) * | 2007-12-31 | 2009-07-08 | 承德绿世界活性炭有限公司 | Indoor environment friendly decorating material |
| CN103754868A (en) * | 2013-12-25 | 2014-04-30 | 湖南凯丰活性炭环保科技有限公司 | Preparation method and application method of granular activated carbon for xylose decoloring |
| CN104741081A (en) * | 2015-03-25 | 2015-07-01 | 杭州笨鸟环保科技有限公司 | Preparation method of filtering core material for air purifier for eliminating formaldehyde in long-acting manner |
| CN105148836A (en) * | 2015-07-08 | 2015-12-16 | 深圳市中纺滤材无纺布有限公司 | Catalytic decomposition type air purification material and preparation method thereof |
-
2016
- 2016-05-24 CN CN201610347396.6A patent/CN106000432B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000035580A1 (en) * | 1998-12-11 | 2000-06-22 | Mazda Motor Corporation | Composition for use in adsorption treatment, products formed with the same, and a method for producing adsorbent using the same |
| CN1537075A (en) * | 2001-04-11 | 2004-10-13 | 米德韦斯特瓦科公司 | Shaped activated carbon |
| CN101474550A (en) * | 2007-12-31 | 2009-07-08 | 承德绿世界活性炭有限公司 | Indoor environment friendly decorating material |
| CN103754868A (en) * | 2013-12-25 | 2014-04-30 | 湖南凯丰活性炭环保科技有限公司 | Preparation method and application method of granular activated carbon for xylose decoloring |
| CN104741081A (en) * | 2015-03-25 | 2015-07-01 | 杭州笨鸟环保科技有限公司 | Preparation method of filtering core material for air purifier for eliminating formaldehyde in long-acting manner |
| CN105148836A (en) * | 2015-07-08 | 2015-12-16 | 深圳市中纺滤材无纺布有限公司 | Catalytic decomposition type air purification material and preparation method thereof |
Non-Patent Citations (5)
| Title |
|---|
| 傅超美著，: "《药用辅助学》", 31 October 2008, 中国中医药出版社 * |
| 方如康著，: "《环境学词典》", 31 August 2003, 科学出版社 * |
| 朱洪法著，: "《无机化工产品手册》", 31 December 2008, 金盾出版社 * |
| 连经社著: "《油田化学应用技术》", 30 April 2007, 中国石油大学出版社 * |
| 金少钢，: ""纳米二氧化锰催化剂及相关材料去除室内空气污染物的研究"", 《万方学位论文数据库》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663564A (en) * | 2017-10-16 | 2019-04-23 | 山东欧铂新材料有限公司 | A kind of gas adsorption material and preparation method thereof |
| CN109046299A (en) * | 2018-08-30 | 2018-12-21 | 北京理化测试技术公司 | Efficiently remove aldehyde free from extraneous odour active carbon and its processing method |
| CN109364947A (en) * | 2018-11-30 | 2019-02-22 | 中冶建筑研究总院有限公司 | A kind of metal nanoparticle load type active carbon and its production equipment |
| CN114100271A (en) * | 2021-11-11 | 2022-03-01 | 扬州杰嘉工业固废处置有限公司 | Purification treatment device and method for hazardous waste storage waste gas |
| CN115869910A (en) * | 2022-12-28 | 2023-03-31 | 威格科技(苏州)股份有限公司 | Normal-temperature granulation method for gas adsorption material particles and application thereof |
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