CN102423682B - Adsorbent for removing antibiotics from water body, and preparation method and application of adsorbent - Google Patents
Adsorbent for removing antibiotics from water body, and preparation method and application of adsorbent Download PDFInfo
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- CN102423682B CN102423682B CN 201110403705 CN201110403705A CN102423682B CN 102423682 B CN102423682 B CN 102423682B CN 201110403705 CN201110403705 CN 201110403705 CN 201110403705 A CN201110403705 A CN 201110403705A CN 102423682 B CN102423682 B CN 102423682B
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Abstract
The invention discloses an adsorbent for removing antibiotics from a water body. The adsorbent comprises components from readily available materials, is environment-friendly, clean and low in cost, treats waste by using waste, has a good and stable adsorption effect, can be recycled after being used and discarded, can adsorb various antibiotics in the water body subjected to antibiotic combined pollution simultaneously, can effectively reduce the peculiar smell and turbidity of the water body, and is suitable for treating antibiotic-containing water bodies such as livestock and poultry breeding wastewater, pharmaceutical wastewater and the like. The adsorbent for removing the antibiotics from the water body consists of the following raw materials in percentage by mass: 40 to 80 percent of bentonite, 1 to 10 percent of sodium chloride, 1 to 10 percent of hexadecyl trimethyl ammonium bromide and 12 to 58 percent of fly ash.
Description
Technical field
The present invention is specifically related to a kind of adsorbent, preparation method and application, more specifically to antibiotic adsorbent, preparation method and application in a kind of removal water body, belongs to ambient water and pollutes treatment technology.
Background technology
At present the whole world all is faced with serious environmental problem, even developed country all exists various problem of environmental pollutions in every field such as civilian, industrial, business and military defenses.Antibiotic waste water is a kind of comparatively complicated organic wastewater, except the general character with general organic wastewater, also has bio-refractory and bio-toxicity.And the processing method of order organic wastewater is mainly biodegradation method, make the processing problem of antibiotic waste water remain better study and improve always.And, along with the concern of people to environmental protection and problem of environmental pollution control, antibiotic waste water and the antibiotic remained in environment are also paid attention to more and more widely on the impact of biology and the ecological balance.Bentonite is as a kind of good adsorbent, and cost is lower and efficiency is higher.If bentonite can be carried out to corresponding modification by distinct methods, just can make it there is different absorption properties, the different absorbate with correspondence, thus enlarge its scope of application.
The patent that the patent No. is 201010234165 discloses a kind of adsorbent and preparation method who removes the mould peculiar smell of water body soil, this invention is with easy and simple to handle, can remove native mould peculiar smell, but deficiency is only to be defined in to remove native mould peculiar smell, process range is little, degree for the treatment of is low, and to high concentration, the industry class waste water of pollutant component complexity can not play good removal effect.Therefore need a kind of new adsorbent of exploitation to enlarge the bentonite scope of application and solve the problem existed.
Summary of the invention
The purpose of this invention is to provide antibiotic adsorbent in a kind of removal water body, the composition of this adsorbent comes from the material of easy acquisition, and environment-protecting clean is with low cost, the treatment of wastes with processes of wastes against one another, advantages of good adsorption effect, used discarded rear recyclable recycling, and adsorption effect is stable, can reach Multiple Classes of Antibiotics for the water body of antibiotic combined pollution adsorbs simultaneously, and can effectively reduce water body peculiar smell and turbidity, be applicable to livestock breeding wastewater, the processing that pharmaceutical wastewater etc. contain antibiotic water body.
Another object of the present invention provides the preparation method of antibiotic adsorbent in this removal water body, and the method is simple, easy and simple to handle, consume energy low, and suitable popularization.
The present invention simultaneously also provides the antibiotic application in removing water body of this adsorbent.
The present invention is achieved by the following technical solutions:
Antibiotic adsorbent in removal water body of the present invention, its raw material by following mass percent forms:
Antibiotic adsorbent in removal water body of the present invention, to be this adsorbent be comprised of the raw material of following mass percent its further technical scheme:
Antibiotic adsorbent in removal water body of the present invention, its further technical scheme to be this adsorbent be comprised of the raw material of following mass percent:
Antibiotic adsorbent in removal water body of the present invention, its further technical scheme to be this adsorbent be comprised of the raw material of following mass percent:
Antibiotic adsorbent in removal water body of the present invention, to be this adsorbent be comprised of the raw material of following mass percent its further optimal technical scheme:
Antibiotic adsorbent in removal water body of the present invention, can also to be this adsorbent be comprised of the raw material of following mass percent its further optimal technical scheme:
Antibiotic adsorbent in removal water body of the present invention, can also to be this adsorbent be comprised of the raw material of following mass percent its further optimal technical scheme:
Antibiotic adsorbent in removal water body of the present invention, can also to be this adsorbent be comprised of the raw material of following mass percent its further optimal technical scheme:
The preparation method of antibiotic adsorbent in removal water body of the present invention, it comprises the following steps:
A, the bentonite origin breeze is broken, cross 200 mesh sieves;
B, will in the bentonite after pulverizing and sieving, add sodium chloride, stir and dry to constant weight in 2-4 hour;
C, the bentonite after step B is dried are pulverized after 200 mesh sieves, add softex kw, stir 4-6 hour, obtain mixture 1;
D, will in the mixture 1 obtained in step C, add flyash, continue to stir 3-5 hour, obtain mixture 2;
E, the mixture 2 obtained in step D is filtered, washing, to neutral, makes adsorbent after drying.
10, a kind of antibiotic method in removal water body, is characterized in that the arbitrary described adsorbent of claim 1-8 is put into and contained in antibiotic water body with 10-20g/L, stirs 20-30min, precipitation.
The present invention compared with prior art, has the following advantages and effect:
1, the antibiotic in adsorbable water body, as tetracycline, terramycin, sulphadiazine, chloramphenicol is effective.Under adsorbent optimal value condition, the adsorption efficiency of the tetracycline that the absorption initial concentration is 100ppm is 97%, and terramycin is 98%, and sulphadiazine is 93.2%, and chloramphenicol is 92.4%.
2, save disposal cost.Under adsorbent optimal value condition, adsorbent is all used bentonite and flyash, and adsorption efficiency is high and without follow-up pollution.
3, the treatment of wastes with processes of wastes against one another, recycle.One of this adsorbent composition is flyash, is the discarded object of steam power plant's generating.
4, absorbent preparation of the present invention is simple, easy and simple to handle, consumes energy low, simultaneously easy to use.
5, the present invention is directed to inferior position of the prior art and using bentonite as main adsorbent, do not add active carbon, introduce organic active agent softex kw as bentonite modified dose, self absorption property by modified alta-mud and flyash, process range and the disposal ability of New Type of Bentonite preparation have been enlarged, can reach easy and simple to handle, use simple, recyclable processing, recycle, effectively process all kinds of antibiotic in water body, be applicable to process medical and livestock and poultry cultivation class containing antibiotic waste water.
The specific embodiment
Embodiment 1
The bentonite origin breeze is broken, cross 200 mesh sieves; To in the 70g bentonite after pulverizing and sieving, add 5.6g sodium chloride, stir 2 hours post-dryings to constant weight; Bentonite after drying is pulverized after 200 mesh sieves, added the 6.4g softex kw, stir 4 hours; Add again flyash 18g, continue to stir 3 hours, obtain mixture; The mixture made is filtered, and washing is to neutral (pH=6.5-7.5), and drying, obtain mixture, makes adsorbent; To obtain adsorbent and put into and contain tetracycline with 10-20g/L, terramycin, sulphadiazine, in four kinds of antibiotic water bodys of chloramphenicol, stir 20-30min, precipitation.Under this kind of condition, the adsorption efficiency of the tetracycline that the absorption initial concentration is 100ppm is 94.5%, and terramycin is 92.1%, and sulphadiazine is 94.0%, and chloramphenicol is 94.4%.
Embodiment 2
The bentonite origin breeze is broken, cross 200 mesh sieves; To in the 50g bentonite after pulverizing and sieving, add 6g sodium chloride, stir 2 hours post-dryings to constant weight; Bentonite after drying is pulverized after 200 mesh sieves, added the 6g softex kw, stir 4 hours; Add again flyash 38g, continue to stir 3 hours, obtain mixture; The mixture made is filtered, and washing is to neutral (pH=6.5-7.5), and drying, obtain mixture, makes adsorbent; To obtain adsorbent and put into and contain tetracycline with 10-20g/L, terramycin, sulphadiazine, in four kinds of antibiotic water bodys of chloramphenicol, stir 20-30min, precipitation.Under this kind of condition, the adsorption efficiency of the tetracycline that the absorption initial concentration is 100ppm is 97%, and terramycin is 98%, and sulphadiazine is 93.2%, and chloramphenicol is 92.4%.
Embodiment 3
The bentonite origin breeze is broken, cross 200 mesh sieves; To in the 47g bentonite after pulverizing and sieving, add 3g sodium chloride, stir 2 hours post-dryings to constant weight; Bentonite after drying is pulverized after 200 mesh sieves, added the 4g softex kw, stir 4 hours; Add again flyash 46g, continue to stir 3 hours, obtain mixture; The mixture made is filtered, and washing is to neutral (pH=6.5-7.5), and drying, obtain mixture, makes adsorbent; To obtain adsorbent and put into and contain tetracycline with 10-20g/L, terramycin, sulphadiazine, in four kinds of antibiotic water bodys of chloramphenicol, stir 20-30min, precipitation.Under this kind of condition, the adsorption efficiency of the tetracycline that the absorption initial concentration is 100ppm is 91.0%, and terramycin is 93.1%, and sulphadiazine is 95.2%, and chloramphenicol is 89.7%.
Embodiment 4
The bentonite origin breeze is broken, cross 200 mesh sieves; To in the 42g bentonite after pulverizing and sieving, add 1.5g sodium chloride, stir 2 hours post-dryings to constant weight; Bentonite after drying is pulverized after 200 mesh sieves, added the 3g softex kw, stir 4 hours; Add again flyash 52.5g, continue to stir 3 hours, obtain mixture; The mixture made is filtered, and washing is to neutral (pH=6.5-7.5), and drying, obtain mixture, makes adsorbent; To obtain adsorbent and put into and contain tetracycline with 10-20g/L, terramycin, sulphadiazine, in four kinds of antibiotic water bodys of chloramphenicol, stir 15min, precipitation.Under this kind of condition, the adsorption efficiency of the tetracycline that the absorption initial concentration is 100ppm is 86.2%, and terramycin is 90.2%, and sulphadiazine is 90.4%, and chloramphenicol is 85%.
Embodiment 5
The bentonite origin breeze is broken, cross 200 mesh sieves; To in the 41g bentonite after pulverizing and sieving, add 1.5g sodium chloride, stir 2 hours post-dryings to constant weight; Bentonite after drying is pulverized after 200 mesh sieves, added the 2g softex kw, stir 4 hours; Add again flyash 58g, continue to stir 3 hours, obtain mixture; The mixture made is filtered, and washing is to neutral (pH=6.5-7.5), and drying, obtain mixture, makes adsorbent; To obtain adsorbent and put into and contain tetracycline with 10-20g/L, terramycin, sulphadiazine, in four kinds of antibiotic water bodys of chloramphenicol, stir 15min, precipitation.Under this kind of condition, the adsorption efficiency of the tetracycline that the absorption initial concentration is 100ppm is 87%, and terramycin is 89.3%, and sulphadiazine is 88.2%, and chloramphenicol is 86.4%.
Claims (10)
1. remove antibiotic adsorbent in water body for one kind, it is characterized in that being formed by the raw material of following mass percent:
2. antibiotic adsorbent in removal water body according to claim 1 is characterized in that being comprised of the raw material of following mass percent:
3. antibiotic adsorbent in removal water body according to claim 2 is characterized in that being comprised of the raw material of following mass percent:
4. antibiotic adsorbent in removal water body according to claim 3 is characterized in that being comprised of the raw material of following mass percent:
5. antibiotic adsorbent in removal water body according to claim 1 is characterized in that being comprised of the raw material of following mass percent:
6. antibiotic adsorbent in removal water body according to claim 1 is characterized in that being comprised of the raw material of following mass percent:
7. antibiotic adsorbent in removal water body according to claim 1 is characterized in that being comprised of the raw material of following mass percent:
8. antibiotic adsorbent in removal water body according to claim 1 is characterized in that being comprised of the raw material of following mass percent:
9. want the preparation method of antibiotic adsorbent in the arbitrary described removal water body of 1-8 as right for one kind, it is characterized in that comprising the following steps:
A, the bentonite origin breeze is broken, cross 200 mesh sieves;
B, will in the bentonite after pulverizing and sieving, add sodium chloride, stir and dry to constant weight in 2-4 hour;
C, the bentonite after step B is dried are pulverized after 200 mesh sieves, add softex kw, stir 4-6 hour, obtain mixture 1;
D, will in the mixture 1 obtained in step C, add flyash, continue to stir 3-5 hour, obtain mixture 2;
E, the mixture 2 obtained in step D is filtered, washing, to neutral, makes adsorbent after drying.
10. remove antibiotic method in water body for one kind, it is characterized in that the arbitrary described adsorbent of claim 1-8 is put into and contained in antibiotic water body with 10-20g/L, stir 20-30min, precipitation.
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| CN 201110403705 CN102423682B (en) | 2011-12-07 | 2011-12-07 | Adsorbent for removing antibiotics from water body, and preparation method and application of adsorbent |
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| CN 201110403705 CN102423682B (en) | 2011-12-07 | 2011-12-07 | Adsorbent for removing antibiotics from water body, and preparation method and application of adsorbent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111196617B (en) * | 2020-03-16 | 2022-05-31 | 河北省科学院生物研究所 | Composite material and method for removing antibiotics in water body |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103111266B (en) * | 2013-02-27 | 2015-03-11 | 南京工业大学 | Preparation method of granular adsorbent for removing antibiotics in water, prepared adsorbent and application thereof |
| CN103204562B (en) * | 2013-05-03 | 2014-06-11 | 南京信息工程大学 | Method for removing antibiotic contamination by adsorption of copper sulphide |
| CN105080489B (en) * | 2014-05-23 | 2017-10-20 | 北京师范大学 | A kind of inorganic organic combined modified attapulgite clay adsorbent and preparation method thereof and its method for handling Amoxicillin waste water |
| CN111330547B (en) * | 2020-03-12 | 2020-10-27 | 河北工业大学 | Non-fired adsorbent for removing organic pollutants in water body based on iron-containing solid waste |
| CN111196618B (en) * | 2020-03-16 | 2022-05-31 | 河北省科学院生物研究所 | Method for removing cobalt ions and/or antibiotics in wastewater |
| CN112340818B (en) * | 2021-01-11 | 2021-03-30 | 山东海普欧环保设备科技有限公司 | Method for removing antibiotics in aquaculture wastewater |
| CN113680318A (en) * | 2021-08-24 | 2021-11-23 | 中建三局绿色产业投资有限公司 | Preparation method of granular bentonite adsorbent |
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| CN100486687C (en) * | 2007-06-21 | 2009-05-13 | 广西大学 | Plastic-skeleton bentonite bentonite composite adsorbent and its production |
| CN102120174B (en) * | 2011-01-19 | 2012-09-26 | 重庆大学 | Method for modifying coal ash based mercury-removing adsorbing agent |
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| CN111196617B (en) * | 2020-03-16 | 2022-05-31 | 河北省科学院生物研究所 | Composite material and method for removing antibiotics in water body |
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