CN104888702A - Bacteriostatic deodorizing modified active carbon adsorbent - Google Patents
Bacteriostatic deodorizing modified active carbon adsorbent Download PDFInfo
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- CN104888702A CN104888702A CN201510260996.4A CN201510260996A CN104888702A CN 104888702 A CN104888702 A CN 104888702A CN 201510260996 A CN201510260996 A CN 201510260996A CN 104888702 A CN104888702 A CN 104888702A
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Abstract
The invention discloses a bacteriostatic deodorizing modified active carbon adsorbent which is characterized by being prepared from the following raw materials, by weight, 100-150 parts of sludge, 13-17 parts of corn straw, 15-24 parts of peanut shell, 10-15 parts of manganese ore powder, 30-50 parts of zinc chloride, 13-16 parts of magnesium silicate, 5-8 parts of silicon dioxide, 3-5 parts of polyvinyl alcohol, 3-5 parts of polyacrylamide, 3-5 parts of silver nitrate, 7-8 parts of diatomite, 2-3 parts of menthone, 4-7 parts of hydroxy nickel powder and a proper amount of distilled water. With addition of silver nitrate, diatomite, menthone and hydroxy nickel powder, bactericidal activity and adsorptivity of the adsorbent are enhanced, and smell deodorizing effect can be greatly improved. The preparation process of the adsorbent is simple; preparation cost is low; experimental operating conditions are mild; and there is no secondary pollution. The adsorbent provided by the invention is an environmentally-friendly adsorbent.
Description
Technical field
The present invention relates to absorbent fields, particularly a kind of bacteriostasis, and deodorization modified activated carbon absorbent 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.
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, have the restriction of certain service condition, and active carbon class has price material benefit, easy to use, pollution-free, have no side effect, the advantages such as result of use is desirable, but common acticarbon is easily saturated, easy powder falling is scattered, service time is not long, and is separated not easily, the shortcoming of the aspects such as adsorption efficiency is low.
Summary of the invention
The object of the present invention is to provide a kind of bacteriostasis, and deodorization modified activated carbon absorbent and preparation method thereof.
In order to realize foregoing invention object, technical scheme of the present invention is as follows:
A kind of bacteriostasis, and deodorization modified activated carbon absorbent, is made up of the raw material of following weight portion: mud 100-150, maize straw 13-17, peanut shell 15-24, manganese ore stone flour 10-15, zinc chloride 30-50, magnesium silicate 13-16, silica 5-8, polyvinyl alcohol 3-5, polyacrylamide 3-5, silver nitrate 3-5, diatomite 7-8, menthones 2-3, hydroxyl nickel powder 4-7, distilled water are appropriate;
A kind of bacteriostasis, and deodorization modified activated carbon absorbent 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 silica 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 silver nitrate, diatomite, menthones, hydroxyl nickel powder 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) be added to by polyacrylamide in 5-7 distilled water doubly, add wherein after stirring by the product that step (7) obtains, 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 silica and the modified activated carbon of magnesium silicate, add the aperture quantity 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 polyacrylamide modification to enhance the absorption property of adsorbent, expand adsorption range, significant effect is had to the purification of water quality, the silver nitrate added, diatomite, menthones, hydroxyl nickel powder enhances the bactericidal properties of adsorbent, adsorptivity, and can greatly smell be improved, the effect of deodorizing, absorbent preparation process prepared by the present invention is simple, preparation cost is low, experimental operating conditions is gentle, non-secondary pollution, it is environmentally friendly adsorbent.
Detailed description of the invention
Below by instantiation, the present invention is described in detail.
A kind of bacteriostasis, and deodorization modified activated carbon absorbent, is made up of the raw material of following weight portion (kilogram): mud 145, maize straw 15, peanut shell 23, manganese ore stone flour 13, zinc chloride 45, magnesium silicate 15, silica 8, polyvinyl alcohol 4, polyacrylamide 4, silver nitrate 4, diatomite 8, menthones 3, hydroxyl nickel powder 6, distilled water are appropriate;
A kind of bacteriostasis, and deodorization modified activated carbon absorbent 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 400 ° of C stand-by;
(4) zinc chloride, magnesium silicate and silica 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 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 700 ° of C, constant temperature keeps 100min, for subsequent use with pulverizing after stove cooling;
(7) by even for the mixing of materials of silver nitrate, diatomite, menthones, hydroxyl nickel powder 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) be added to by polyacrylamide in the distilled water of 7 times, add wherein after stirring by the product that step (7) obtains, 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 (%): 0.8;
Compression strength (N/): 24;
Wear rate (%): 0.9;
Iodine absorption (mg/g): 1030;
Static Water adsorbance (%): 18.1.
Claims (2)
1. a bacteriostasis, and deodorization modified activated carbon absorbent, 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, manganese ore stone flour 10-15, zinc chloride 30-50, magnesium silicate 13-16, silica 5-8, polyvinyl alcohol 3-5, polyacrylamide 3-5, silver nitrate 3-5, diatomite 7-8, menthones 2-3, hydroxyl nickel powder 4-7, distilled water are appropriate.
2. a kind of bacteriostasis, and deodorization modified activated carbon absorbent 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 silica 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 silver nitrate, diatomite, menthones, hydroxyl nickel powder 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) be added to by polyacrylamide in 5-7 distilled water doubly, add wherein after stirring by the product that step (7) obtains, 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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| CN201510260996.4A CN104888702A (en) | 2015-05-21 | 2015-05-21 | Bacteriostatic deodorizing modified active carbon adsorbent |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159164A (en) * | 2017-06-13 | 2017-09-15 | 四川建源节能科技有限公司 | Purifying adsorbent with bacteriostasis efficacy and preparation method thereof |
| CN108502949A (en) * | 2018-04-23 | 2018-09-07 | 苏州清荷坊环保科技有限公司 | A kind of sewage filter net |
| CN108499218A (en) * | 2018-04-02 | 2018-09-07 | 苏州清荷坊环保科技有限公司 | A kind of filter screen for adsorbing bacterium and peculiar smell in waste water |
| CN108689463B (en) * | 2018-05-22 | 2021-01-12 | 马鞍山市三环碧源水处理工程有限公司 | Method for preparing water treatment medicament by using traditional Chinese medicine residues |
| CN116116375A (en) * | 2023-01-04 | 2023-05-16 | 山东亚太海华生物科技有限公司 | Composite ammonia deodorant and preparation method thereof |
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 |
| CN103495382A (en) * | 2013-08-30 | 2014-01-08 | 蚌埠德美过滤技术有限公司 | Modified wheat bran activated carbon and its preparation method |
| CN104005279A (en) * | 2014-04-25 | 2014-08-27 | 蚌埠德美过滤技术有限公司 | Air filter paper having large toughness and antibiosis function, and making method thereof |
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2015
- 2015-05-21 CN CN201510260996.4A patent/CN104888702A/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 |
| CN103495382A (en) * | 2013-08-30 | 2014-01-08 | 蚌埠德美过滤技术有限公司 | Modified wheat bran activated carbon and its preparation method |
| CN104005279A (en) * | 2014-04-25 | 2014-08-27 | 蚌埠德美过滤技术有限公司 | Air filter paper having large toughness and antibiosis function, and making method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159164A (en) * | 2017-06-13 | 2017-09-15 | 四川建源节能科技有限公司 | Purifying adsorbent with bacteriostasis efficacy and preparation method thereof |
| CN108499218A (en) * | 2018-04-02 | 2018-09-07 | 苏州清荷坊环保科技有限公司 | A kind of filter screen for adsorbing bacterium and peculiar smell in waste water |
| CN108502949A (en) * | 2018-04-23 | 2018-09-07 | 苏州清荷坊环保科技有限公司 | A kind of sewage filter net |
| CN108689463B (en) * | 2018-05-22 | 2021-01-12 | 马鞍山市三环碧源水处理工程有限公司 | Method for preparing water treatment medicament by using traditional Chinese medicine residues |
| CN116116375A (en) * | 2023-01-04 | 2023-05-16 | 山东亚太海华生物科技有限公司 | Composite ammonia deodorant and preparation method thereof |
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Application publication date: 20150909 |