CN104984727A - Asphalt resin composite-based spherical activated carbon with fast absorption effect enhanced and preparation method thereof - Google Patents
Asphalt resin composite-based spherical activated carbon with fast absorption effect enhanced and preparation method thereof Download PDFInfo
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- CN104984727A CN104984727A CN201510389616.7A CN201510389616A CN104984727A CN 104984727 A CN104984727 A CN 104984727A CN 201510389616 A CN201510389616 A CN 201510389616A CN 104984727 A CN104984727 A CN 104984727A
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Abstract
The invention discloses asphalt resin composite-based spherical activated carbon with a fast absorption effect enhanced. The asphalt resin composite-based spherical activated carbon is characterized by comprising, by weight, 41-45 parts of tert-butyl methacrylate, 40-43 parts of ortho-position alpha methyl styrene, 2-3 parts of azodiisobutyronitrile, 1.5-2 parts of ethylene glycol dimethacrylate, 25-28 parts of glyceryl stearate, 2-3 parts of polyvinylpyrrolidone, a proper amount of distilled water, a proper amount of acetone, 25-28 parts of sulfonated bitumen powder, 4-5 parts of shell activated carbon, 2-3 parts of kaolin, 2-2.5 parts of N-methyldiethanolamine, 8-9 parts of acetum with the concentration being 50%, and 3-4 parts of corn starch. According to the asphalt resin composite-based spherical activated carbon, the matching of resin content and surface layer permeable asphalt content is scientific, the total pore volume and the mean pore size of the spherical activated carbon can be increased, and the mechanical strength can further be effectively improved; the components such as modified kaolin and corn starch are added through a special technology, so that the rate of absorption is further increased, and a wider application prospect is achieved.
Description
Technical field
The present invention relates to Material Field, asphaltic resin composite base spherical activated charcoal of particularly a kind of quick adsorption enhancing and preparation method thereof.
Background technology
Spherical activated charcoal, because having that sphericity is good, packed density is high, particles from getting loose is few and the feature such as adsorption desorption speed is fast, has been widely used in the association areas such as medicine, environmental protection and catalyst carrier.Spherical activated charcoal is mainly divided three classes by raw material difference: coal-based spherical activated charcoal, macromolecule resin base globe activated char and asphalt-base spherical activated carbon.Wherein, the advantage of coal-based spherical activated charcoal is that cost of material is cheap, wide material sources, but the ash content of active carbon from coal is high, and impurity is many, and mechanical strength is low, thus limits its application and development.The spherical activated charcoal being precursor power with polymeric resin matrix and pitch is because having that content of ashes is low, Carbon yield is high and the advantage such as pore-size distribution is easy to control and receiving much concern.
Due to the difference on molecular structure, pore passage structure and the mechanical strength of asphalt-base spherical activated carbon and resin based sphere active carbon are different.Asphalt-base spherical activated carbon has the advantages that adsorption capacity is large and adsorption desorption speed is fast, and polymer-based spherical activated charcoal then has larger specific area and higher mechanical strength.If the spherical activated charcoal prepared has both features concurrently, then significant to the expansion of its application.Therefore, developing high-effect pitch, resin compounded spherical activated charcoal is a kind of spherical activated charcoal not only having had quick adsorption desorption performance but also had high mechanical properties, is a kind of excellent absorbent charcoal material.
Summary of the invention
The object of this invention is to provide asphaltic resin composite base spherical activated charcoal of a kind of quick adsorption enhancing and preparation method thereof.The present invention adds in pitch coating liquid by special process by modified to active fruit shell carbon, kaolin, cornstarch etc., by forming quick adsorption layer on fluoropolymer resin ball surface, further enhancing the quick adsorption effect of pitch, can be used on air cleaner or water treatment facilities, reach the effect that clean taste is degerming.
In order to realize object of the present invention, the present invention is by following scheme implementation:
The asphaltic resin composite base spherical activated charcoal that quick adsorption strengthens, be made up of the raw material of following weight portion: Tert-butyl Methacrylate 41-45, ortho methyl group styrene 40-43, azodiisobutyronitrile 2-3, glycol diacrylate 1.5-2, tristerin 25-28, polyvinylpyrrolidone 2-3, distilled water in right amount, acetone in proper, sulfonated gilsonite powder 25-28, active fruit shell carbon 4-5, kaolin 2-3, N methyldiethanol amine 2-2.5, concentration be 50% acetum 8-9, cornstarch 3-4;
The asphaltic resin composite base spherical activated charcoal that a kind of quick adsorption of the present invention strengthens, be made up of following concrete steps:
(1) polyvinylpyrrolidone is added in the distilled water of 100 times amount, limit heating edge is stirred to the speed of 300 revs/min dissolves completely, add tristerin slowly successively under nitrogen protection, azodiisobutyronitrile, glycol diacrylate, Tert-butyl Methacrylate, ortho methyl group styrene, controlling mixing speed is 1000 revs/min, then 60 DEG C are slowly warming up to, stirring reaction is after 60 minutes, continue to be warming up to 80 DEG C, with the speed stirring reaction 4 hours of 400 revs/min, use filtered on buchner funnel reactant liquor, hard resin ball distilled water is washed 2 times, dry in baking oven at 50 DEG C, in the resin balls of drying, add the acetone of 3 times amount, heating water bath is to 65-75 DEG C while stirring, keeps acetone to be that reflux state stops backflow after 24 hours, then resin balls is taken out, wash 3 times, dry stand-by in the baking oven at 50 DEG C with distilled water,
(2) sulfonated gilsonite powder is added the distilled water washing of 2 times amount, through stirring 60 minutes under rotating speed is the condition of 600 revs/min, supernatant is collected after it leaves standstill, then supernatant is put into baking oven, dry with the temperature of 100 DEG C, then dried supernatant being added the distilled water of 6 times amount, stirring stand-by to dissolving the formation aqueous solution completely;
(3) active fruit shell carbon is put into pulverizer be ground into after 100 order powder with kaolin mixing and ball milling 40 minutes, then the acetum immersion 1.5-2 hour that concentration is 50% is poured into, filter, filter residue is mixed with cornstarch, the distilled water grinding adding 5 times amount was taken out after 30-40 minute, add all the other residual components, stir and obtain mixed slurry;
(4) aqueous solution that step (2) obtains is mixed with the mixed slurry of step (3), stir with the speed of 600 revs/min and within 30 minutes, form asphaltic base mixing coating solution, the resin balls that step (1) obtains is put into seed-coating machine, the feeding temperature controlling coating solution is 60-80 DEG C, operating pressure is 0.2-0.5MPa, asphaltic base mixing coating solution is wrapped in resin balls surface equably, obtains composite pellets;
(5) composite pellets step (4) obtained is sent in high temperature furnace; under helium protection; 600-650 DEG C is warming up to the speed of 1-2 DEG C/min; insulation charing 2 hours; be warming up to 750-850 DEG C of activation 2 hours again with the speed of 3-4 DEG C/min again, after being cooled to room temperature, obtain the spherical activated charcoal that particle diameter is 0.2-0.8mm.
The invention has the beneficial effects as follows: the present invention with monomers such as Tert-butyl Methacrylate etc. for raw material, add the compositions such as pore-foaming agent tristerin, the abundant polymer microballoon in aperture is obtained by the method for suspension polymerisation, again the water-soluble pitch coating liquid after process is coated on polymer microballoon surface equably, then after charing, activation, makes surface have black glossy, size evenly and the spherical activated charcoal with high-specific surface area.
Resin content of the present invention and top layer water-based bitumen content proportioning science, can not only improve total pore volume and the average pore size of spherical activated charcoal, but also can effectively improve its mechanical strength; Added the composition such as kaolin, cornstarch of modification by special process, improve the rate of adsorption further, there is more wide application prospect, can be used on air cleaner or water treatment facilities, reach the effect that clean taste is degerming.
Specific embodiments
Below by instantiation, the present invention is described in detail.
The asphaltic resin composite base spherical activated charcoal that quick adsorption strengthens, is made up of the raw material of following weight portion (kilogram): Tert-butyl Methacrylate 41, ortho methyl group styrene 40, azodiisobutyronitrile 2, glycol diacrylate 1.5, tristerin 25, polyvinylpyrrolidone 2, distilled water are appropriate, acetone in proper, sulfonated gilsonite powder 25, active fruit shell carbon 4, kaolin 2, N methyldiethanol amine 2, concentration are 50% acetum 8, cornstarch 3;
The asphaltic resin composite base spherical activated charcoal that a kind of quick adsorption of the present invention strengthens, be made up of following concrete steps:
(1) polyvinylpyrrolidone is added in the distilled water of 100 times amount, limit heating edge is stirred to the speed of 300 revs/min dissolves completely, add tristerin slowly successively under nitrogen protection, azodiisobutyronitrile, glycol diacrylate, Tert-butyl Methacrylate, ortho methyl group styrene, controlling mixing speed is 1000 revs/min, then 60 DEG C are slowly warming up to, stirring reaction is after 60 minutes, continue to be warming up to 80 DEG C, with the speed stirring reaction 4 hours of 400 revs/min, use filtered on buchner funnel reactant liquor, hard resin ball distilled water is washed 2 times, dry in baking oven at 50 DEG C, in the resin balls of drying, add the acetone of 3 times amount, heating water bath is to 65-75 DEG C while stirring, keeps acetone to be that reflux state stops backflow after 24 hours, then resin balls is taken out, wash 3 times, dry stand-by in the baking oven at 50 DEG C with distilled water,
(2) sulfonated gilsonite powder is added the distilled water washing of 2 times amount, through stirring 60 minutes under rotating speed is the condition of 600 revs/min, supernatant is collected after it leaves standstill, then supernatant is put into baking oven, dry with the temperature of 100 DEG C, then dried supernatant being added the distilled water of 6 times amount, stirring stand-by to dissolving the formation aqueous solution completely;
(3) active fruit shell carbon is put into pulverizer be ground into after 100 order powder with kaolin mixing and ball milling 40 minutes, then pour into concentration be 50% acetum soak 1.5 hours, filter, filter residue is mixed with cornstarch, the distilled water adding 5 times amount grinds after 30 minutes and takes out, add all the other residual components, stir and obtain mixed slurry;
(4) aqueous solution that step (2) obtains is mixed with the mixed slurry of step (3), stir with the speed of 600 revs/min and within 30 minutes, form asphaltic base mixing coating solution, the resin balls that step (1) obtains is put into seed-coating machine, the feeding temperature controlling coating solution is 60-80 DEG C, operating pressure is 0.2MPa, asphaltic base mixing coating solution is wrapped in resin balls surface equably, obtains composite pellets;
(5) composite pellets step (4) obtained is sent in high temperature furnace; under helium protection; 600-650 DEG C is warming up to the speed of 2 DEG C/min; insulation charing 2 hours; be warming up to 750-850 DEG C of activation 2 hours again with the speed of 4 DEG C/min again, after being cooled to room temperature, obtain the spherical activated charcoal that particle diameter is 0.2-0.8mm.
Product of the present invention is the glossiness spherical particle of black bands, detects it, and specific area is 1047m
2/ g, mechanical strength is 5.87N.
Claims (2)
1. the asphaltic resin composite base spherical activated charcoal of a quick adsorption enhancing, it is characterized in that, be made up of the raw material of following weight portion: Tert-butyl Methacrylate 41-45, ortho methyl group styrene 40-43, azodiisobutyronitrile 2-3, glycol diacrylate 1.5-2, tristerin 25-28, polyvinylpyrrolidone 2-3, distilled water are appropriate, acetone in proper, sulfonated gilsonite powder 25-28, active fruit shell carbon 4-5, kaolin 2-3, N methyldiethanol amine 2-2.5, concentration are 50% acetum 8-9, cornstarch 3-4.
2. the asphaltic resin composite base spherical activated charcoal of a kind of quick adsorption enhancing according to claim 1, is characterized in that, be made up of following concrete steps:
(1) polyvinylpyrrolidone is added in the distilled water of 100 times amount, limit heating edge is stirred to the speed of 300 revs/min dissolves completely, add tristerin slowly successively under nitrogen protection, azodiisobutyronitrile, glycol diacrylate, Tert-butyl Methacrylate, ortho methyl group styrene, controlling mixing speed is 1000 revs/min, then 60 DEG C are slowly warming up to, stirring reaction is after 60 minutes, continue to be warming up to 80 DEG C, with the speed stirring reaction 4 hours of 400 revs/min, use filtered on buchner funnel reactant liquor, hard resin ball distilled water is washed 2 times, dry in baking oven at 50 DEG C, in the resin balls of drying, add the acetone of 3 times amount, heating water bath is to 65-75 DEG C while stirring, keeps acetone to be that reflux state stops backflow after 24 hours, then resin balls is taken out, wash 3 times, dry stand-by in the baking oven at 50 DEG C with distilled water,
(2) sulfonated gilsonite powder is added the distilled water washing of 2 times amount, through stirring 60 minutes under rotating speed is the condition of 600 revs/min, supernatant is collected after it leaves standstill, then supernatant is put into baking oven, dry with the temperature of 100 DEG C, then dried supernatant being added the distilled water of 6 times amount, stirring stand-by to dissolving the formation aqueous solution completely;
(3) active fruit shell carbon is put into pulverizer be ground into after 100 order powder with kaolin mixing and ball milling 40 minutes, then the acetum immersion 1.5-2 hour that concentration is 50% is poured into, filter, filter residue is mixed with cornstarch, the distilled water grinding adding 5 times amount was taken out after 30-40 minute, add all the other residual components, stir and obtain mixed slurry;
(4) aqueous solution that step (2) obtains is mixed with the mixed slurry of step (3), stir with the speed of 600 revs/min and within 30 minutes, form asphaltic base mixing coating solution, the resin balls that step (1) obtains is put into seed-coating machine, the feeding temperature controlling coating solution is 60-80 DEG C, operating pressure is 0.2-0.5MPa, asphaltic base mixing coating solution is wrapped in resin balls surface equably, obtains composite pellets;
(5) composite pellets step (4) obtained is sent in high temperature furnace; under helium protection; 600-650 DEG C is warming up to the speed of 1-2 DEG C/min; insulation charing 2 hours; be warming up to 750-850 DEG C of activation 2 hours again with the speed of 3-4 DEG C/min again, after being cooled to room temperature, obtain the spherical activated charcoal that particle diameter is 0.2-0.8mm.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115611349A (en) * | 2021-07-16 | 2023-01-17 | 碧儿赛福有限公司 | Filter for water treatment and preparation method of spherical activated carbon |
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| JPH03187908A (en) * | 1989-12-18 | 1991-08-15 | Nippon Carbon Co Ltd | Production of spherical carbon material |
| CN103641115A (en) * | 2013-11-19 | 2014-03-19 | 苏州丹百利电子材料有限公司 | Preparation method of spherical active carbon |
| CN103693641A (en) * | 2013-12-12 | 2014-04-02 | 天津大学 | Method for preparing spherical active carbon employing water soluble bitumen |
| CN103723729A (en) * | 2013-12-27 | 2014-04-16 | 黑龙江工程学院 | Preparation method of gradient activated carbon |
| CN104437371A (en) * | 2014-11-20 | 2015-03-25 | 安徽天泰环保科技有限公司 | Composite porous activated carbon flue gas adsorbent and preparation method thereof |
| CN104475050A (en) * | 2014-11-13 | 2015-04-01 | 安徽凤凰滤清器股份有限公司 | Activated carbon diatomite particles capable of rapid purification of flue gas and preparation method thereof |
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- 2015-07-06 CN CN201510389616.7A patent/CN104984727A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03187908A (en) * | 1989-12-18 | 1991-08-15 | Nippon Carbon Co Ltd | Production of spherical carbon material |
| CN103641115A (en) * | 2013-11-19 | 2014-03-19 | 苏州丹百利电子材料有限公司 | Preparation method of spherical active carbon |
| CN103693641A (en) * | 2013-12-12 | 2014-04-02 | 天津大学 | Method for preparing spherical active carbon employing water soluble bitumen |
| CN103723729A (en) * | 2013-12-27 | 2014-04-16 | 黑龙江工程学院 | Preparation method of gradient activated carbon |
| CN104475050A (en) * | 2014-11-13 | 2015-04-01 | 安徽凤凰滤清器股份有限公司 | Activated carbon diatomite particles capable of rapid purification of flue gas and preparation method thereof |
| CN104437371A (en) * | 2014-11-20 | 2015-03-25 | 安徽天泰环保科技有限公司 | Composite porous activated carbon flue gas adsorbent and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115611349A (en) * | 2021-07-16 | 2023-01-17 | 碧儿赛福有限公司 | Filter for water treatment and preparation method of spherical activated carbon |
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