CN101302408B - Deodorization adhesive and preparation thereof - Google Patents
Deodorization adhesive and preparation thereof Download PDFInfo
- Publication number
- CN101302408B CN101302408B CN2008101325217A CN200810132521A CN101302408B CN 101302408 B CN101302408 B CN 101302408B CN 2008101325217 A CN2008101325217 A CN 2008101325217A CN 200810132521 A CN200810132521 A CN 200810132521A CN 101302408 B CN101302408 B CN 101302408B
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- deodorizing
- cenobium
- deodorization
- adhesive
- adhesives
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- Treating Waste Gases (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses deodorizing adhesives and a method for preparing the same. The deodorizing adhesives are deodorant with broad spectrum property which is prepared by deodorizing cenobium, polyacrylamide, polyacrylamide sodium, plant fibers, water and so on. The deodorizing adhesives are characterized by strong odor absorption capacity, strong water retention capacity, good activity of deodorizing microorganism, stable structure and so on, is suitable for covering open odor sources such as landfill waste sites, stool dumping sites and so on so as to reduce odor diffusion in the sources, and is a feasible odor processing means. The deodorizing adhesives and the method are characterized by low cost, strong maneuverability and so on.
Description
Technical field
The present invention relates to a kind of a kind of material and preparation method of Air Pollution prevention and control, particularly relate to a kind of deodorization adhesive and preparation method thereof.
Background technology
China's municipal wastes is with the speed increment in every year 10%, and average annual output has exceeded hundred million tons, and at present mainly based on sanitary landfill, secondly for burning and composting process, the common floor space of landfill is big, and steady time is long.Yet, because organic content height in China's municipal wastes, moisture is big, in the landfill stacking process, organic matter fermentation can produce a large amount of foul gass, biogenic aerosol, overall suspended pellet etc. and form the plyability pollution, cause easily that the landfill field staff is uncomfortable, nauseating, appetite decline, insomnia and dreamful sleep, dermatitis, keratitis, mucosa irritation, cough etc., some material such as concentration of hydrogen sulfide are too high, and the people will be suffocated etc.Foul smell inorganization in the open space in landfill district discharges, diffusion, also can have a strong impact on the environmental quality of landfill yard periphery, often suffers coming down hard upon of peripheral audient.
Studies show that; Rubbish stench kind is many, the character complexity, and concentration difference is big, and smelly volatile matter all has hundreds of.Mainly contain sulfocompound such as hydrogen sulfide, sulfurous gas, thio-alcohol, nitrogenous compound such as ammonia, amine, indoles, lower fatty acid such as acetate isoamyl propionate, aldehydes matter etc.; Existing polar also has nonpolarly, existing water miscible, also has fat-soluble; Concentration at several ppb to a hundreds of ppm range.In addition, in a single day stink discharges from junk-heap body, under the influence of factors such as air pressure, wind-force, will cause the diffusion of strong wind scope or the disperse of stink.Range of scatter surpasses border hundreds of rice even several kilometers.
At present both at home and abroad main the employing collected the incendiary mode and handled landfill gas, but collection rate is only between 20-40%, also has a large amount of landfill gas can elegant going out, and causes stink to pollute.In addition, spraying medicaments such as sequestering agent, perfume compound, plant extraction liquid by locomotive or stationary installation on junk-heap body, also is normally used method, but the expense height, working lipe is short, and weak effect sprays and causes secondary pollution easily.
It is the main covering material that requires in China's landfill standard that soil covers, can be big owing to the soil cladding thickness, occupy landfill space, and cause the landfill yard life-span to reduce.When particularly soil covered, the temperature of junk-heap body was higher, and soil is dry easily, forms the crack, and stink discharges from the crack easily, pollutes.When soil covered, the exclusive deodorizing microorganism in the soil is less, and was relatively poor to the degradation effect of odorous gas.
In order to improve the deodorizing effect of covering material, increase microorganism, the animal equal size of soil, will significantly increase deodorising effect.And directly spray microorganism, and the expense height, the microorganism growth environment is relatively poor.And in soil, add animal, and input amount is few, and the microbial enrichment ability is strong.Earthworm is exactly wherein a kind of energy chessom, increase agron and improve structure, can also promote acidity or alkaline soil to become neutral soil, increase quick-acting compositions such as phosphorus, can secrete the specific enzymes of a kind of energy decomposing protein, fat and wood fibre in the earthworm body, be called as natural environmental purification biology.
Summary of the invention
The purpose of this invention is to provide a kind of good deodorization effect, make simply, with low cost, and can keep tackiness agent of deodorizing effect and preparation method thereof for a long time.
Deodorization adhesive provided by the invention is made of by a certain percentage deodorizing cenobium, polyacrylamide, polyacrylamide sodium, vegetable fibre and water.Wherein deodorizing cenobium is a kind of concentration type deodorization bacterium particle that adopts biological method to produce, and size is 1-5mm, and the deodorization bacterial content is 35-70% by mass percentage, is far longer than the deodorization bacterial content of other type.Vegetable fibre is broken making such as rice straw, maize straw, and staple length is 1-10cm, and width is 0.5-2cm.
In practice, the water ratio of deodorization adhesive is controlled at 60-95% usually, and when using in the more area of Atmospheric precipitation, the water ratio of using deodorization adhesive is controlled at below 70% usually, otherwise water ratio is controlled between the 85-95%.
1) with the municipal sludge of fresh cow dung and water ratio 60-80% with mass ratio 10-5: 1 mixes, and to the aqueous ammonium chloride solution of sodium sulfide solution that wherein adds 0.1-1% weight and 1% weight, aeration is 48 hours behind the thorough mixing, obtains compound then;
2) raise the compatriot with step 1) gained compound and love earthworm, method for breeding is for to be tiled in compound on the soil, and thickness is 10-20cm, puts the compatriot on every square meter in a suitable place to breed and loves 100 of earthworms, and the particle diameter that it produced is about the granular movement of 0.1-2mm, is the deodorizing cenobium;
3) polyacrylamide and polyacrylamide sodium are pressed mass ratio 1: 1-3 and mix, again with this mixture with 1: the water dissolution of 1000-2000 is diluted, and is prepared into diluent;
4) in agitation step 3) under the situation of gained diluent, to wherein adding step 2) the deodorizing cenobium that obtains, making deodorizing cenobium content is the turbid liquid of deodorizing cenobium of 70-95% weight;
5) remove to the step 4) gained and add broken vegetable fibre in the turbid liquid of cenobium, addition be the vegetable fibre volume for removing the long-pending 3-10% of the turbid liquid of cenobium, continue to add the deodorizing cenobium then, be 60-95% until the water ratio of turbid liquid, promptly obtain deodorization adhesive;
Described vegetable fibre is made by fragmentations such as rice straw, maize straws, and staple length is 1-10cm, and width is 0.5-2cm.
Deodorization adhesive can be made the granule that particle diameter is 2-5mm by tablets press, also can directly use the zone to spray by spraying machine.
Deodorization adhesive of the present invention has the stink high adsorption capacity, and water retention capacity is strong, and the deodorization microorganism active is good, Stability Analysis of Structures, characteristics such as manufacturing cost is low, and is easy to use.Being applicable to the covering in open smelly sources such as refuse landfill, ight soil stacking field, can reducing the diffusion of stink from the source, is a kind of processing mode of practicable stink.In addition and mulching soil mix to use, can reduce moisture evaporation, satisfy the needs of microorganism growth breeding, keep the activity of deodorizing microorganism, reduce hardening of overburden soil, keep ground moistening, for the growth of vegetation rhizospheric microorganism provides good environment.
Embodiment
Below in conjunction with embodiment apparatus and method of the present invention are described in further detail.
Embodiment 1, utilize deodorization adhesive treating refuse exposure stink of the present invention
In the on-the-spot 2000 square meter rubbish exposures of Beijing landfill yard, the junk-heap body height is 4 meters, and rubbish is new refuse, and the concentration of measuring hydrogen sulfide, ammonia in the exposure foul smell is respectively 25ppm, 14ppm.Then, spray the bonding water-holding agent of deodorizing, making its cladding thickness on junk-heap body is 5mm.After covering the bonding water-holding agent of deodorizing, measure that hydrogen sulfide and ammonia all surpass 1ppm in the foul smell, used behind the bonding water-holding agent of deodorizing one month, the concentration of measuring hydrogen sulfide and ammonia is all less than 0.005ppm.
Claims (3)
1. the preparation method of a deodorization adhesive is characterized in that may further comprise the steps:
1) with the municipal sludge of fresh cow dung and water ratio 60-80% with mass ratio 10-5: 1 mixes, and to the aqueous ammonium chloride solution of sodium sulfide solution that wherein adds 0.1-1% weight and 1% weight, aeration is 48 hours behind the thorough mixing, obtains compound then;
2) raise the compatriot with step 1) gained compound and love earthworm, method for breeding is for to be tiled in compound on the soil, and thickness is 10-20cm, puts the compatriot on every square meter in a suitable place to breed and loves 100 of earthworms, and the particle diameter that it produced is the granular movement of 0.1-2mm, is the deodorizing cenobium;
3) polyacrylamide and polyacrylamide sodium are pressed mass ratio 1: 1-3 and mix, again with this mixture with 1: the water dissolution of 1000-2000 is diluted, and is prepared into diluent;
4) in agitation step 3) under the situation of gained diluent, to wherein adding step 2) the deodorizing cenobium that obtains, making deodorizing cenobium content is the turbid liquid of deodorizing cenobium of 70-95% weight;
5) remove to the step 4) gained and add broken vegetable fibre in the turbid liquid of cenobium, addition be the vegetable fibre volume for removing the long-pending 3-10% of the turbid liquid of cenobium, continue to add the deodorizing cenobium then, be 60-95% until the water ratio of turbid liquid, promptly obtain deodorization adhesive;
Described vegetable fibre is made by rice straw, maize straw fragmentation, and staple length is 1-10cm, and width is 0.5-2cm.
2. the preparation method of deodorization adhesive according to claim 1 is characterized in that: deodorization adhesive can be made the granule that particle diameter is 2-5mm by tablets press.
3. deodorization adhesive that makes by the preparation method of claim 1 or 2 deodorization adhesives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101325217A CN101302408B (en) | 2008-07-15 | 2008-07-15 | Deodorization adhesive and preparation thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101325217A CN101302408B (en) | 2008-07-15 | 2008-07-15 | Deodorization adhesive and preparation thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101302408A CN101302408A (en) | 2008-11-12 |
| CN101302408B true CN101302408B (en) | 2011-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101325217A Expired - Fee Related CN101302408B (en) | 2008-07-15 | 2008-07-15 | Deodorization adhesive and preparation thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN101302408B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101791618B (en) * | 2010-02-09 | 2012-11-14 | 浙江大学 | Refuse landfill obnoxious gas in-situ control method |
| JP6100411B1 (en) * | 2016-02-02 | 2017-03-22 | Ｗｅｌｌ Ｓｔｏｎｅ 有限会社 | Method for producing deodorant and deodorant |
| CN109718629A (en) * | 2019-02-22 | 2019-05-07 | 上海积世环保技术有限公司 | A kind of deodorization device and the method for increasing odor removal efficient |
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2008
- 2008-07-15 CN CN2008101325217A patent/CN101302408B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101302408A (en) | 2008-11-12 |
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Granted publication date: 20110316 Termination date: 20110715 |