CN104888730A - Active carbon adsorbent with functions of sterilization and anticorrosion - Google Patents
Active carbon adsorbent with functions of sterilization and anticorrosion Download PDFInfo
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- CN104888730A CN104888730A CN201510258374.8A CN201510258374A CN104888730A CN 104888730 A CN104888730 A CN 104888730A CN 201510258374 A CN201510258374 A CN 201510258374A CN 104888730 A CN104888730 A CN 104888730A
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Abstract
The invention discloses an active carbon adsorbent with functions of sterilization and anticorrosion. The adsorbent is characterized by being prepared from the following raw materials, by weight part: 100-150 of sludge, 13-17 of cornstalk, 15-24 of peanut hull, 30-50 of zinc chloride, 13-16 of magnesium silicate, 6-9 of zirconia, 2-4 of cetyltrimethylammonium bromide, 2-3 of polyvinyl alcohol, 6-11 of glass fiber, 5-8 of silver nitrate, 3-5 of FeOOH, and a proper amount of distilled water. Glass fiber, FeOOH, and silver nitrate added in the adsorbent increase corrosion resistance, bactericidal activity, strength, and thermal resistance of the adsorbent; the desulfurization and dust-removal effect of the adsorbent is obviously improved; and the adsorption range is enlarged. The adsorbent provided in the invention is simple in preparation method and low in cost, has excellent regeneration recycling performance, is wide in adsorption range, and has bright application prospects.
Description
Technical field
The present invention relates to absorbent fields, particularly a kind of have acticarbon of sterilization and anticorrosion function and preparation method thereof.
Background technology
Along with the reinforcement of the quickening of urbanization process, the increase of urban population and environmental consciousness, the discharge capacity of urban industry waste water and sanitary sewage is increasing, and treatment rate of domestic sewage also improves year by year, and the mud generation rate of Sewage Plant also sharply increases.The moisture percentage in sewage sludge of sewage treatment plant is high, has the semi-drying solid waste with complicated rheological characteristic of a large amount of organic matters, poisonous and harmful substance etc., and large, easy corrupt, unstable, the foul smelling of its capacity, if do not dealt carefully with, will bring serious environmental pollution.Active carbon is porous adsorbing material, has abundant pore structure, higher specific area and very strong adsorption capacity.Be widely used in recent years purifying air, deodorizing, decolouring, sewage disposal etc., demand increases.The raw material mainly carbonaceous material such as coal and timber of active carbon, cost is higher, containing a large amount of organic matters in mud, there is the objective condition being processed to carbon-bearing adsorbent, utilize pyrolyzing sludge legal system for active carbon active carbon, cheap active carbon can not only be obtained, soluble heavy metal in mud is changed into indissoluble thing and is fixed in active carbon, thus the pollution reduced environment, active sludge carbon can also be applied to the process such as sewage disposal, air conditioning purge, decolouring, poisonous and harmful substance.
Along with the raising of people's life, car purchaser gets more and more, and people's environmental consciousness also strengthens gradually.The health of smell on people come out for the material in new car car has impact, and Che Neichang is in airtight state, is easy to breed bacteria, virus, unfavorable to the health of people, so the air in car must reach certain requirement.Active carbon is a kind of porous carbonaceous material, its highly developed pore structure makes it have huge surface area, so be easy to fully contact with the toxic and harmful in air, this highly developed pore structure constitutes a powerful absorption field of force, impart the distinctive absorption property of active carbon, thus reach the effect of absorption, purification.Mainly contain chemical classes, biological species, photocatalyst series products in the market, these valuable product, there is the restriction of certain service condition, and active carbon class has price material benefit, easy to use, pollution-free, has no side effect, the advantages such as result of use is desirable, are applied widely.But normal activated carbon specific area is low, and absorption property is poor, adsorbent is easily saturated, and adsorption efficiency is low, and is separated the shortcoming of the aspects such as inconvenience.
Summary of the invention
The object of the present invention is to provide and a kind of there is acticarbon of sterilization and anticorrosion function and preparation method thereof.
In order to realize foregoing invention object, technical scheme of the present invention is as follows:
There is an acticarbon for sterilization and anticorrosion function, be made up of the raw material of following weight portion: mud 100-150, maize straw 13-17, peanut shell 15-24, zinc chloride 30-50, magnesium silicate 13-16, zirconia 6-9, softex kw 2-4, polyvinyl alcohol 2-3, glass fibre 6-11, silver nitrate 5-8, FeOOH 3-5, distilled water are appropriate;
A kind of acticarbon with sterilization and anticorrosion function of the present invention, be made up of following concrete steps:
(1) mud of sewage treatment plant is air-dry under natural conditions, dry 18-20h under 110 ° of C in baking oven afterwards, grinding to form particle diameter after cooling is that the mud granule of 1-3mm is stand-by;
(2) by maize straw, peanut shell is placed in baking oven dries to constant weight under 80 ° of C, after cooling, pulverized size becomes 1-5mm stand-by;
(3) mixing of materials in step (1) and step (2) to be placed in tube furnace pyrolysis charring 1h under 400-600 ° of C stand-by;
(4) zinc chloride, magnesium silicate and zirconia are mixed, add the concentration that zinc chloride is mixed with 4mol/l by appropriate distilled water, after ultrasonic disperse 10-20min, soak 12h with the product of step (3);
(5) impregnation product that step (4) obtains to be transferred in baking oven dry 10-12h under 110 ° of C;
(6) desciccate step (5) obtained and manganese ore stone flour put into Muffle furnace, pass into nitrogen as protective atmosphere, heat up with 10-20 ° of C/min speed, and when being increased to 400-750 ° of C, constant temperature keeps 50-150min, for subsequent use with pulverizing after stove cooling;
(7) by even for the mixing of materials of glass fibre, silver nitrate, FeOOH and step (6) gained, add polyvinyl alcohol water solution and stir into wet mixture, then be added in granulating disc and make bead, after screening, select particle size in 5-15mm scope, then under 200-250 ° of C, calcine 0.5-1h;
(8) dissolved by softex kw 5-7 ethanol doubly, add wherein by the product that step (7) obtains after stirring, cleaning to PH with distilled water after ultrasonic disperse 1-2h is that neutrality is dried.
Advantage of the present invention is: the maize straw that the present invention adds in mud and peanut shell add the phosphorus content of mud, improve the adsorptivity of mud, by zinc chloride zirconia and magnesium silicate modified active active carbon, increase the aperture of active sludge carbon, improve absorption property and bactericidal properties, utilize manganese ore stone flour to form skeleton when high-temperature calcination and make active sludge carbon not easily dry linting, wear-resisting, and utilize softex kw modification to enhance the absorption property of adsorbent, expand adsorption range, to the pollutant excellent adsorption of anion, the glass fibre added, FeOOH and silver nitrate enhance the corrosion resistance of adsorbent, bactericidal properties, intensity and heat resistance, significantly improve the desulfurization and dedusting effect of adsorbent, expand adsorption range, the sorbent preparation method that the present invention adds is simple, cost is low, there is good regeneration cycle serviceability, adsorption range is wide, application prospect is extensive.
Detailed description of the invention
Below by instantiation, the present invention is described in detail.
There is an acticarbon for sterilization and anticorrosion function, be made up of the raw material of following weight portion (kilogram): mud 136, maize straw 16, peanut shell 22, zinc chloride 45, magnesium silicate 16, zirconia 7, softex kw 4, polyvinyl alcohol 3, glass fibre 10, silver nitrate 7, FeOOH 5, distilled water are appropriate;
A kind of acticarbon with sterilization and anticorrosion function of the present invention, be made up of following concrete steps:
(1) mud of sewage treatment plant is air-dry under natural conditions, dry 18h under 110 ° of C in baking oven afterwards, grinding to form particle diameter after cooling is that the mud granule of 1-3mm is stand-by;
(2) by maize straw, peanut shell is placed in baking oven dries to constant weight under 80 ° of C, after cooling, pulverized size becomes 1-5mm stand-by;
(3) mixing of materials in step (1) and step (2) to be placed in tube furnace pyrolysis charring 1h under 600 ° of C stand-by;
(4) zinc chloride, magnesium silicate and zirconia are mixed, add the concentration that zinc chloride is mixed with 4mol/l by appropriate distilled water, after ultrasonic disperse 20min, soak 12h with the product of step (3);
(5) impregnation product that step (4) obtains to be transferred in baking oven dry 10h under 110 ° of C;
(6) desciccate step (5) obtained and manganese ore stone flour put into Muffle furnace, pass into nitrogen as protective atmosphere, heat up with 10-20 ° of C/min speed, and when being increased to 610 ° of C, constant temperature keeps 100min, for subsequent use with pulverizing after stove cooling;
(7) by even for the mixing of materials of glass fibre, silver nitrate, FeOOH and step (6) gained, add polyvinyl alcohol water solution and stir into wet mixture, then be added in granulating disc and make bead, after screening, select particle size in 5-15mm scope, then under 200 ° of C, calcine 1h;
(8) dissolved by the ethanol of softex kw with 6 times, add wherein by the product that step (7) obtains after stirring, cleaning to PH with distilled water after ultrasonic disperse 2h is that neutrality is dried.
After measured, the performance indications of the acticarbon prepared in specific embodiment are as follows:
Powder falling rate (%): 0.9;
Compression strength (N/): 22;
Wear rate (%): 1.3;
Iodine absorption (mg/g): 1060;
Static Water adsorbance (%): 17.2.
Claims (2)
1. one kind has the acticarbon of sterilization and anticorrosion function, it is characterized in that, be made up of the raw material of following weight portion: mud 100-150, maize straw 13-17, peanut shell 15-24, zinc chloride 30-50, magnesium silicate 13-16, zirconia 6-9, softex kw 2-4, polyvinyl alcohol 2-3, glass fibre 6-11, silver nitrate 5-8, FeOOH 3-5, distilled water are appropriate.
2. a kind of acticarbon with sterilization and anticorrosion function according to claim 1, is characterized in that, be made up of following concrete steps:
(1) mud of sewage treatment plant is air-dry under natural conditions, dry 18-20h under 110 ° of C in baking oven afterwards, grinding to form particle diameter after cooling is that the mud granule of 1-3mm is stand-by;
(2) by maize straw, peanut shell is placed in baking oven dries to constant weight under 80 ° of C, after cooling, pulverized size becomes 1-5mm stand-by;
(3) mixing of materials in step (1) and step (2) to be placed in tube furnace pyrolysis charring 1h under 400-600 ° of C stand-by;
(4) zinc chloride, magnesium silicate and zirconia are mixed, add the concentration that zinc chloride is mixed with 4mol/l by appropriate distilled water, after ultrasonic disperse 10-20min, soak 12h with the product of step (3);
(5) impregnation product that step (4) obtains to be transferred in baking oven dry 10-12h under 110 ° of C;
(6) desciccate step (5) obtained and manganese ore stone flour put into Muffle furnace, pass into nitrogen as protective atmosphere, heat up with 10-20 ° of C/min speed, and when being increased to 400-750 ° of C, constant temperature keeps 50-150min, for subsequent use with pulverizing after stove cooling;
(7) by even for the mixing of materials of glass fibre, silver nitrate, FeOOH and step (6) gained, add polyvinyl alcohol water solution and stir into wet mixture, then be added in granulating disc and make bead, after screening, select particle size in 5-15mm scope, then under 200-250 ° of C, calcine 0.5-1h;
(8) dissolved by softex kw 5-7 ethanol doubly, add wherein by the product that step (7) obtains after stirring, cleaning to PH with distilled water after ultrasonic disperse 1-2h is that neutrality is dried.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510258374.8A CN104888730A (en) | 2015-05-20 | 2015-05-20 | Active carbon adsorbent with functions of sterilization and anticorrosion |
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| CN201510258374.8A CN104888730A (en) | 2015-05-20 | 2015-05-20 | Active carbon adsorbent with functions of sterilization and anticorrosion |
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| CN201510258374.8A Pending CN104888730A (en) | 2015-05-20 | 2015-05-20 | Active carbon adsorbent with functions of sterilization and anticorrosion |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317098A (en) * | 2018-10-25 | 2019-02-12 | 肇庆市珈旺环境技术研究院 | A kind of sludge base mixed adsorbing material and preparation method thereof |
| CN109534339A (en) * | 2018-11-21 | 2019-03-29 | 常熟理工学院 | It is a kind of pine squama matrix activated carbon and its nanocomposite preparation method |
| CN110898807A (en) * | 2019-12-09 | 2020-03-24 | 安徽省睿斯达石油有限公司 | Petroleum desulfurization adsorbent |
| CN113353930A (en) * | 2021-07-27 | 2021-09-07 | 齐鲁工业大学 | Preparation method and application of straw-based antibacterial activated carbon |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102530941A (en) * | 2011-12-16 | 2012-07-04 | 北京工业大学 | Sludge-based activated carbon and preparation method thereof |
| CN103495390A (en) * | 2013-08-30 | 2014-01-08 | 蚌埠凤凰滤清器有限责任公司 | Zirconium oxide modified activated carbon adsorbent for removing phosphates and its preparation method |
| CN103721675A (en) * | 2013-12-20 | 2014-04-16 | 同济大学 | Modifying method for cationic surface active agent modified activated carbon and application of cationic surface active agent modified activated carbon |
-
2015
- 2015-05-20 CN CN201510258374.8A patent/CN104888730A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102530941A (en) * | 2011-12-16 | 2012-07-04 | 北京工业大学 | Sludge-based activated carbon and preparation method thereof |
| CN103495390A (en) * | 2013-08-30 | 2014-01-08 | 蚌埠凤凰滤清器有限责任公司 | Zirconium oxide modified activated carbon adsorbent for removing phosphates and its preparation method |
| CN103721675A (en) * | 2013-12-20 | 2014-04-16 | 同济大学 | Modifying method for cationic surface active agent modified activated carbon and application of cationic surface active agent modified activated carbon |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317098A (en) * | 2018-10-25 | 2019-02-12 | 肇庆市珈旺环境技术研究院 | A kind of sludge base mixed adsorbing material and preparation method thereof |
| CN109534339A (en) * | 2018-11-21 | 2019-03-29 | 常熟理工学院 | It is a kind of pine squama matrix activated carbon and its nanocomposite preparation method |
| CN110898807A (en) * | 2019-12-09 | 2020-03-24 | 安徽省睿斯达石油有限公司 | Petroleum desulfurization adsorbent |
| CN113353930A (en) * | 2021-07-27 | 2021-09-07 | 齐鲁工业大学 | Preparation method and application of straw-based antibacterial activated carbon |
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