CN105032365A - Composite spherical active carbon with electrostatic adsorption effect, and preparation method thereof - Google Patents
Composite spherical active carbon with electrostatic adsorption effect, and preparation method thereof Download PDFInfo
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- CN105032365A CN105032365A CN201510389654.2A CN201510389654A CN105032365A CN 105032365 A CN105032365 A CN 105032365A CN 201510389654 A CN201510389654 A CN 201510389654A CN 105032365 A CN105032365 A CN 105032365A
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Abstract
The invention discloses a composite spherical active carbon with an electrostatic adsorption effect. The composite spherical active carbon is prepared from, by weight, 44-48 parts of isobornyl acrylate, 37-40 parts of 2-hydroxyethylpropionate, 2-3 parts of tert-butyl peroxybenzoate, 1.5-2 parts of 1,2-butanediol di(meth)acrylate, 25-28 parts of ethanol, 1-2 parts of sodium dodecyl benzene sulfonate, a proper amount of distilled water, a proper amount of acetone, 2-3 parts of cationic starch, 3-5 parts of calcium carbonate, 2-3 parts of tourmalinite powder, 2-3 parts of ammonium sulfate and 25-28 parts of sulfonated asphalt powder. The cationic starch is added to modify calcium carbonate and the tourmalinite powder in order to make the powder have charges, the modified calcium carbonate and the modified tourmalinite powder are added to an asphalt coating liquid, and a rapid adsorption layer is formed on the surface of polymer resin, so the obtained product has a certain electrostatic adsorption effect, and can be used for electrostatic adsorption and electrostatic dust removal.
Description
Technical field
The present invention relates to Material Field, particularly a kind of complex spherical active carbon with Electrostatic Absorption effect 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.
Tourmaline powder is tourmaline raw ore after removing impurity, through the powder that mechanical crushing obtains.The tourmaline powder of purifying through processing has higher anion generation and far infrared transmissivity.Tourmaline is also Tourmaline.The trace element that tourmaline main component has magnesium, aluminium, iron, boron etc. more than 10 kind favourable to human body.Because it is the special polarity crystalline solid of a kind of structure, self can produce electron ion for a long time, and permanent release negative aeroion and far infrared.
Summary of the invention
The object of this invention is to provide a kind of complex spherical active carbon with Electrostatic Absorption effect and preparation method thereof.The present invention carries out modification by cationic starch to calcium carbonate, tourmaline powder, make powder with electric charge, utilize this performance, added in pitch coating liquid, while forming quick adsorption layer on fluoropolymer resin ball surface, product can be made to have certain electrostatic adsorption.
In order to realize object of the present invention, the present invention is by following scheme implementation:
A kind of complex spherical active carbon with Electrostatic Absorption effect, be made up of the raw material of following weight portion: isobornyl acrylate 44-48,2-hydroxyethyl propionic ester 37-40, peroxidized t-butyl perbenzoate 2-3, two (methyl) acrylic acid 1,2 butanediol ester 1.5-2, ethanol 25-28, neopelex 1-2, distilled water are appropriate, acetone in proper, cationic starch 2-3, calcium carbonate 3-5, tourmaline powder 2-3, ammonium sulfate 2-3, sulfonated gilsonite powder 25-28;
A kind of complex spherical active carbon with Electrostatic Absorption effect of the present invention, be made up of following concrete steps:
(1) neopelex is added in the distilled water of 200 times amount, be stirred to the speed of 300 revs/min and dissolve completely, add ethanol slowly successively under nitrogen protection, peroxidized t-butyl perbenzoate, two (methyl) acrylic acid 1, 2 butanediol esters, isobornyl acrylate, 2-hydroxyethyl propionic ester, 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) distilled water of 20 times amount will be added in cationic starch, starch suspension is made in abundant stirring, then calcium carbonate and tourmaline powder is added, be heated to 70-80 DEG C, after stirring 60 minutes with the speed of 600 revs/min, then add the ammonium sulfate being dissolved in 3 times of water gagings, leave standstill after stirring 30 minutes with the speed of 1200 revs/min, taking precipitate, with distilled water cyclic washing to neutral, then puts into baking oven and is drying to obtain mixed-powder with the temperature of 60 DEG C;
(4) aqueous solution that step (2) obtains is mixed with the mixed-powder 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 isobornyl acrylate etc. for raw material, add the compositions such as pore-foaming agent ethanol, the polymer microballoon of different pore size 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.
The present invention carries out modification by adding cationic starch to calcium carbonate, tourmaline powder, make powder with electric charge, utilize this performance, added in pitch coating liquid, while forming quick adsorption layer on fluoropolymer resin ball surface, product can be made to have certain electrostatic adsorption.Product of the present invention is a kind of high performance active carbon, can use, can be used for Electrostatic Absorption, electrostatic precipitation etc. under multiple liquid and gas environment, has that hardness is large, good fluidity, fillibility are good, the feature of regenerating easily.
Specific embodiments
Below by instantiation, the present invention is described in detail.
A kind of complex spherical active carbon with Electrostatic Absorption effect, be made up of the raw material of following weight portion (kilogram): isobornyl acrylate 44,2-hydroxyethyl propionic ester 37, peroxidized t-butyl perbenzoate 2, two (methyl) acrylic acid 1,2 butanediol ester 1.5, ethanol 25, neopelex 1, distilled water are appropriate, acetone in proper, cationic starch 2, calcium carbonate 3, tourmaline powder 2, ammonium sulfate 2, sulfonated gilsonite powder 25;
A kind of complex spherical active carbon with Electrostatic Absorption effect of the present invention, be made up of following concrete steps:
(1) neopelex is added in the distilled water of 200 times amount, be stirred to the speed of 300 revs/min and dissolve completely, add ethanol slowly successively under nitrogen protection, peroxidized t-butyl perbenzoate, two (methyl) acrylic acid 1, 2 butanediol esters, isobornyl acrylate, 2-hydroxyethyl propionic ester, 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) distilled water of 20 times amount will be added in cationic starch, starch suspension is made in abundant stirring, then calcium carbonate and tourmaline powder is added, be heated to 70-80 DEG C, after stirring 60 minutes with the speed of 600 revs/min, then add the ammonium sulfate being dissolved in 3 times of water gagings, leave standstill after stirring 30 minutes with the speed of 1200 revs/min, taking precipitate, with distilled water cyclic washing to neutral, then puts into baking oven and is drying to obtain mixed-powder with the temperature of 60 DEG C;
(4) aqueous solution that step (2) obtains is mixed with the mixed-powder 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 1180m
2/ g, mechanical strength is 6.10N.
Claims (2)
1. one kind has the complex spherical active carbon of Electrostatic Absorption effect, it is characterized in that, be made up of the raw material of following weight portion: isobornyl acrylate 44-48,2-hydroxyethyl propionic ester 37-40, peroxidized t-butyl perbenzoate 2-3, two (methyl) acrylic acid 1,2 butanediol ester 1.5-2, ethanol 25-28, neopelex 1-2, distilled water are appropriate, acetone in proper, cationic starch 2-3, calcium carbonate 3-5, tourmaline powder 2-3, ammonium sulfate 2-3, sulfonated gilsonite powder 25-28.
2. a kind of complex spherical active carbon with Electrostatic Absorption effect according to claim 1, is characterized in that, be made up of following concrete steps:
(1) neopelex is added in the distilled water of 200 times amount, be stirred to the speed of 300 revs/min and dissolve completely, add ethanol slowly successively under nitrogen protection, peroxidized t-butyl perbenzoate, two (methyl) acrylic acid 1, 2 butanediol esters, isobornyl acrylate, 2-hydroxyethyl propionic ester, 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) distilled water of 20 times amount will be added in cationic starch, starch suspension is made in abundant stirring, then calcium carbonate and tourmaline powder is added, be heated to 70-80 DEG C, after stirring 60 minutes with the speed of 600 revs/min, then add the ammonium sulfate being dissolved in 3 times of water gagings, leave standstill after stirring 30 minutes with the speed of 1200 revs/min, taking precipitate, with distilled water cyclic washing to neutral, then puts into baking oven and is drying to obtain mixed-powder with the temperature of 60 DEG C;
(4) aqueous solution that step (2) obtains is mixed with the mixed-powder 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111821109A (en) * | 2019-04-17 | 2020-10-27 | 湖南和州健康产业有限公司 | Novel flow guide body and production method thereof |
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| CN111821109A (en) * | 2019-04-17 | 2020-10-27 | 湖南和州健康产业有限公司 | Novel flow guide body and production method thereof |
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