CN108545798A - Water treatment agent of high-efficiency environment friendly and preparation method thereof - Google Patents
Water treatment agent of high-efficiency environment friendly and preparation method thereof Download PDFInfo
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- CN108545798A CN108545798A CN201810394420.0A CN201810394420A CN108545798A CN 108545798 A CN108545798 A CN 108545798A CN 201810394420 A CN201810394420 A CN 201810394420A CN 108545798 A CN108545798 A CN 108545798A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
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Abstract
The present invention provides a kind of water treatment agent of high-efficiency environment friendly, and the raw material of the inorganic agent includes following component by weight:50 53 parts of chitosan magnetic grafted polyacrylamide, 20 22 parts of expanded graphite, modified 15 18 parts of coconut husk charcoal, 12 13 parts of ramee, 10 12 parts of diatomite, 10 12 parts of palygorskite, 89 parts of perlite, 58 parts of lime tree sawdust, 46 parts of pine needle meal.The raw material components that the present invention uses are environment-protecting and non-poisonous, secondary pollution will not be caused to water body, by the way that each raw material component of certain content is mixed, the mutual cooperation between each raw material component can be given full play to and mutually acted synergistically, realize effective combination of physical absorption and chemical reaction, to greatly improve removal effect of the water treatment agent to dissolved organic matter and metal ion in water body, simultaneously, the bacterium and microorganism in water body can also be killed, avoids its mass propagation and polluted-water.
Description
Technical field
The present invention relates to water-treatment technology fields, and in particular to a kind of water treatment agent of high-efficiency environment friendly and preparation method thereof.
Background technology
Water is the most basic demand of human survival, and however as the fast development of industry, water pollution problem becomes increasingly conspicuous,
Meanwhile the continuous improvement of people's living standard, to water quality, higher requirements are also raised.Current water pollution is come
It sees, soluble organic matter and difficult for biological degradation compound, heavy metal ion etc. increase year by year in the water body including drinking water
More, drinking water quality safety guarantee also begins to threaten, meanwhile, the bacterium in water is easy because containing large amount of organic in water body
Matter and it is excessive breed, and then cause water pollution, threaten health.
But current conventional water treatment means are not notable to the removal effect of this kind of soluble organic pollution, existing simultaneously
Capable many water treatment agents are also possible to generate environmentally harmful secondary pollution substance, this to environmental protection and can undoubtedly hold
Supervention exhibition etc. brings adverse effect.Therefore seek to have efficient, environmentally friendly, economic and non-secondary pollution water treatment agent concurrently to be current water
The research hotspot and advanced subject of process field.
Invention content
In view of this, the present invention provides the water treatment agent of a kind of high-efficiency environment friendly, non-secondary pollution, water can be removed effectively
Harmful organic substances in body, while the bacterium in water is killed, avoid it from excessively breeding and cause the more serious pollution of water body.
The present invention provides a kind of water treatment agent of high-efficiency environment friendly, and the raw material of the inorganic agent includes such as the following group by weight
Point:50-53 parts of chitosan magnetic grafted polyacrylamide, 20-22 parts of expanded graphite, modified 15-18 parts of coconut husk charcoal, ramee
12-13 parts, 10-12 parts of diatomite, 10-12 parts of palygorskite, 8-9 parts of perlite, 5-8 parts of lime tree sawdust, 4-6 parts of pine needle meal;
Further, the raw material of the inorganic agent includes following component by weight:Chitosan magnetic grafted polyacrylamide
51 parts, 21 parts of expanded graphite, modified 16 parts of coconut husk charcoal, 12 parts of ramee, 11 parts of diatomite, 11 parts of palygorskite, perlite 9
Part, 6 parts of lime tree sawdust, 5 parts of pine needle meal;
Further, the preparation method of the modified coconut husk charcoal is:It is 1 in mass ratio:3.5 mixing coconut husk charcoals and Pseudomonas aeruginosa
The fatty enzyme solution that secretion generates is subsequently placed in the shaking table that rotating speed is 155r/min, 6h is handled at 35 DEG C, filters and at drying
Reason is to get modified coconut husk charcoal;
Further, the granularity of the chitosan magnetic grafted polyacrylamide is 200 mesh;
Further, the preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 0.58-1.16g to press mass volume ratio:Chitosan is completely dissolved in the acetic acid of a concentration of 1-2% by 100ml
In aqueous solution, chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 the ammonium ceric nitrate of a concentration of 0.2mol/L is added into the chitosan acetic acid solution of constant temperature
Aqueous solution, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:
Acrylamide is added in 1-3, continues to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/
The mixing speed of min stirs evenly, and adjusts pH to 9~10, and mixed solution B is made;
(4) it is by volume 55-160:After 1 is added epoxychloropropane into mixed solution B, it is warming up to 60 DEG C, and with
The mixing speed of 400r/min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, then
Solid matter is collected in filtering;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid after then being washed with soaked in absolute ethyl alcohol
Substance 2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), by a concentration of 0.4mol/L of the iron chloride and a concentration of 0.2-0.4mol/L of ferrous sulfate
Configure the mixed aqueous solution of iron chloride and ferrous sulfate;
Further, the ramee is single filiform, and length is 1.0cm-1.2cm.
The invention also discloses a kind of methods for the water treatment agent being used to prepare high-efficiency environment friendly, include the following steps:By magnetic
Property chitosan graft polyacrylamide, expanded graphite, modified coconut husk charcoal, diatomite, palygorskite and perlite mixing and be ground into
After granularity is 200 mesh powders, be added ramee, lime tree sawdust, pine needle meal and being enough impregnate all raw material components go from
Sub- water, stirring keep ramee, lime tree sawdust and pine needle meal fully dispersed, then filter, and collect solid mixture, then by solid
Mixture is dried, as the water treatment agent of high-efficiency environment friendly.
Beneficial effects of the present invention:
The raw material components that the present invention uses are environment-protecting and non-poisonous, will not cause secondary pollution to water body, by by certain content
Each raw material component mixed, mutual cooperation between each raw material component and mutually synergistic effect can be given full play to, realized
Effective combination of physical absorption and chemical reaction, to greatly improve water treatment agent to the dissolved organic matter and gold in water body
The removal effect for belonging to ion avoids its mass propagation and contaminant water at the same time it can also kill the bacterium and microorganism in water body
Body.Wherein, ramee is based on its internal special ultrafine micropore structure, and has powerful adsorption capacity to organic matter;It is swollen
Swollen graphite has loose and porous structure, has powerful adsorption capacity to organic compound;Diatomite and perlite all have solely
Special pore structure, porosity is big, and absorption property is strong, can largely adsorb organic substance and heavy metal;Palygorskite has very big
Specific surface area, and stronger adsorption capacity is all had to heavy metal and organic matter;Lime tree sawdust can not only absorb organic matter,
Also there is certain antibacterial mithridatism;Pine needle meal can effectively kill the bacterium contained in water body and parasite etc.;Coconut husk
Charcoal itself has porous structure, and certain removal effect is all had to heavy metal and organic substance, and Pseudomonas aeruginosa is used to secrete
After the fatty enzyme solution of generation is modified coconut husk charcoal, the active group of coconut husk carbon surface is increased, coconut husk charcoal and water are conducive to
Heavy metal and organic substance are complexed in body, to greatly improve coconut husk charcoal for Heavy Metals in Waters and organic substance
Removal effect;In chitosan magnetic grafted polyacrylamide other than with amino and hydroxyl reactive group, amide is also added
Group, and material itself also has magnetism, has very strong adsorbing and removing effect to the pollutant in water body, it can be effective
Combined with organic pollution and heavy metal.Meanwhile each raw material component used in the present invention is acted in specific preparation method
Under, it can realize preferable dispersion, give full play to the synergistic function between raw material components, greatly improve the processing to water body
Effect.
In addition, the raw material that the present invention uses not only derive from a wealth of sources, are cheap, property is stablized, and to the mankind and environment
It is all safe and non-toxic, while most of is light material, floatability, suspension and the sink-float that can increase water treatment agent are controllable
Property, be conducive to the clean-up effect for reaching 3 D stereo to water body.
Specific implementation mode
The present embodiment provides a kind of water treatment agent of high-efficiency environment friendly, the raw material of the inorganic agent includes such as the following group by weight
Point:50-53 parts of chitosan magnetic grafted polyacrylamide, 20-22 parts of expanded graphite, modified 15-18 parts of coconut husk charcoal, ramee
12-13 parts, 10-12 parts of diatomite, 10-12 parts of palygorskite, 8-9 parts of perlite, 5-8 parts of lime tree sawdust, 4-6 parts of pine needle meal;
Preferably, the raw material of the inorganic agent includes following component by weight:Chitosan magnetic grafted polyacrylamide
51 parts, 21 parts of expanded graphite, modified 16 parts of coconut husk charcoal, 12 parts of ramee, 11 parts of diatomite, 11 parts of palygorskite, perlite 9
Part, 6 parts of lime tree sawdust, 5 parts of pine needle meal;
The raw material components that the present embodiment uses are environment-protecting and non-poisonous, secondary pollution will not be caused to water body, by containing specific
The each raw material component of amount is mixed, and can be given full play to the mutual cooperation between each raw material component and mutually be acted synergistically, real
Effective combination of existing physical absorption and chemical reaction, to greatly improve water treatment agent in water body dissolved organic matter and
The removal effect of metal ion avoids its mass propagation and pollutes at the same time it can also kill the bacterium and microorganism in water body
Water body.Wherein, ramee is based on its internal special ultrafine micropore structure, and has powerful adsorption capacity to organic matter;
Expanded graphite has loose and porous structure, has powerful adsorption capacity to organic compound;Diatomite and perlite all have
Unique pore structure, porosity is big, and absorption property is strong, can largely adsorb organic substance and heavy metal;Palygorskite has very
Big specific surface area, and stronger adsorption capacity is all had to heavy metal and organic matter;Lime tree sawdust can not only absorb organic
Object also has certain antibacterial mithridatism;Pine needle meal can effectively kill the bacterium contained in water body and parasite etc.;Coconut palm
Shell charcoal itself has porous structure, and certain removal effect is all had to heavy metal and organic substance, and uses Pseudomonas aeruginosa point
Secrete generation fatty enzyme solution coconut husk charcoal is modified after, increase the active group of coconut husk carbon surface, be conducive to coconut husk charcoal with
Heavy Metals in Waters and organic substance are complexed, to greatly improve coconut husk charcoal for Heavy Metals in Waters and organic substance
Removal effect;In chitosan magnetic grafted polyacrylamide other than with amino and hydroxyl reactive group, acyl is also added
Amine groups, and material itself also has magnetism, has very strong adsorbing and removing effect, Neng Gouyou to the pollutant in water body
Effect is combined with organic pollution and heavy metal.Meanwhile each raw material component used in the present embodiment is in specific preparation method
Under effect, it can realize preferable dispersion, give full play to the synergistic function between raw material components, greatly improve to water body
Treatment effect.
In addition, the raw material that the present embodiment uses not only derive from a wealth of sources, are cheap, property is stablized, and to the mankind and ring
Border is all safe and non-toxic, while most of is light material, and floatability, suspension and the sink-float that can increase water treatment agent are controllable
Property, be conducive to the clean-up effect for reaching 3 D stereo to water body.
In the present embodiment, the preparation method of the modified coconut husk charcoal is:It is 1 in mass ratio:3.5 mixing coconut husk charcoals and green pus
The fatty enzyme solution that bacillus secretion generates is subsequently placed in the shaking table that rotating speed is 155r/min, 6h is handled at 35 DEG C, filters and dry
Processing is to get modified coconut husk charcoal;Coconut husk charcoal itself has porous structure, and certain removal is all had to heavy metal and organic substance
Effect, and after the fatty enzyme solution for using Pseudomonas aeruginosa secretion to generate is modified coconut husk charcoal, increase the work of coconut husk carbon surface
Property group, be conducive to coconut husk charcoal is complexed with Heavy Metals in Waters and organic substance, to greatly improve coconut husk charcoal for
The removal effect of Heavy Metals in Waters and organic substance.
In the present embodiment, the activation method of Pseudomonas aeruginosa is:
(1) culture medium of beef extract fermented and cultured is prepared:Beef extract 30g, peptone 15g and sodium chloride 15g is weighed to be dissolved in
In 1000mL distilled water, ph=7.0~7.2 are adjusted with 0.1mol/L NaOH solutions, the then sterilizing 5 at 121 DEG C in autoclave
Minute to get;
(2) freeze-dried powder activates:Freeze-dried powder is added in the culture medium of beef extract fermented and cultured, jiggling makes its mixing system
Bacteria suspension is obtained, is fabricated to slant medium after then slightly cooling down the LB solid mediums of sterilizing, and bacteria suspension part is transplanted
It onto slant medium, is placed in 37 DEG C of constant incubator and cultivates, so that its colony counts is increased, then chosen from slant medium
Healthy and strong bacterium colony is cultivated in choosing, is inoculated on new slant medium and is cultivated, and repeats above step 2~3 times, until obtaining growing good
Good bacterial strain.
In the present embodiment, the preparation method of the culture medium of the Pseudomonas aeruginosa fermented and cultured is:Weigh beef extract 30g, egg
White peptone 15g and sodium chloride 15g is dissolved in 1000mL distilled water, adjusts ph=7.0~7.2 with 0.1mol/L NaOH solutions, then
Sterilize at 121 DEG C in autoclave 5 minutes to get;The Pseudomonas aeruginosa fermentation culture conditions are:Cultivation temperature is 32 DEG C, is shaken
Bed rotating speed is 150r/min, and incubation time is 7 days.It can be adjusted in proportion when preparing culture solution, to adapt to the bacterium of culture
Total amount, i.e., the amount of culture solution according to the total quantity equal proportion of Bacteria Culture allocate.
In the present embodiment, the extracting method for the fatty enzyme solution that the Pseudomonas aeruginosa secretion generates includes the following steps:
(1) crude fat enzyme solution is extracted:Zymotic fluid is collected, 15min is centrifuged under 4000r/min and obtains supernatant, as slightly
Fatty enzyme solution;
(2) fatty enzyme solution is extracted:Take a concentration of 0.0667molL of 3mL-1Phosphate buffer solution and 1mL oleic acid are in taper
It in bottle, is put into after mixing in 37 DEG C of thermostat water bath and preheats at least 5min, extraction gained in step (1) is then added thereto
0.1ml crude fat enzyme solutions, after being stirred to react 10min, 8ml toluene (analysis is pure) is added immediately, continues after being stirred to react 2min,
Terminate reaction;Again by after above-mentioned steps are handled gained solution under the conditions of 3000r/min centrifugal treating at least 10min, take
Upper layer organic liquid mixture is required fatty enzyme solution;Needed for extraction when fatty enzyme solution, phosphate buffer solution, oleic acid and first
The dosage of benzene is adjusted all in accordance with the amount equal proportion of the crude fat enzyme solution extracted.
In the present embodiment, the granularity of the chitosan magnetic grafted polyacrylamide is 200 mesh;Be conducive to be better achieved
Dispersion.
In the present embodiment, the preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 0.58-1.16g to press mass volume ratio:Chitosan is completely dissolved in the acetic acid of a concentration of 1-2% by 100ml
In aqueous solution, chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 the ammonium ceric nitrate of a concentration of 0.2mol/L is added into the chitosan acetic acid solution of constant temperature
Aqueous solution, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:
Acrylamide is added in 1-3, continues to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/
The mixing speed of min stirs evenly, and adjusts pH to 9~10, and mixed solution B is made;
(4) it is by volume 55-160:After 1 is added epoxychloropropane into mixed solution B, it is warming up to 60 DEG C, and with
The mixing speed of 400r/min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, then
Solid matter is collected in filtering;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid after then being washed with soaked in absolute ethyl alcohol
Substance 2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), by a concentration of 0.4mol/L of the iron chloride and a concentration of 0.2-0.4mol/L of ferrous sulfate
Configure the mixed aqueous solution of iron chloride and ferrous sulfate.
In the present embodiment, the ramee is single filiform, and length is 1.0cm-1.2cm, is easy to implement preferably
Dispersion.
The present embodiment also discloses a kind of method for the water treatment agent being used to prepare high-efficiency environment friendly, includes the following steps:It will
Chitosan magnetic grafted polyacrylamide, expanded graphite, modified coconut husk charcoal, diatomite, palygorskite and perlite mixing are simultaneously ground
After being 200 mesh powders at granularity, ramee is added, lime tree sawdust, pine needle meal and is enough to impregnate going for all raw material components
Ionized water, stirring keep ramee, lime tree sawdust and pine needle meal fully dispersed, then filter, and collect solid mixture, then will consolidate
Body mixture is dried, as the water treatment agent of high-efficiency environment friendly;Preparation method provided in this embodiment is easy to operate, can be by each original
Material component is uniformly mixed, and makes each component that synergy be better achieved, to reach better purifying water effect, by this reality
Applying the preparation method of example may finally prepare and have excellent performance, and stability is good, the good water treatment agent of purifying water effect.
In the present embodiment, raw material components used can be bought on the market.
It is specific embodiment below:
Embodiment one
The raw material of the water treatment agent of high-efficiency environment friendly provided in this embodiment, the inorganic agent includes such as the following group by weight
Point:53 parts of chitosan magnetic grafted polyacrylamide, 22 parts of expanded graphite, modified 18 parts of coconut husk charcoal, 13 parts of ramee, diatom
12 parts of soil, 12 parts of palygorskite, 9 parts of perlite, 8 parts of lime tree sawdust, 6 parts of pine needle meal;The chitosan magnetic graft polypropylene acyl
The granularity of amine is 200 mesh;The ramee is single filiform, and length is 1.2cm.
In the present embodiment, the preparation method of the modified coconut husk charcoal is:It is 1 in mass ratio:3.5 mixing coconut husk charcoals and green pus
The fatty enzyme solution that bacillus secretion generates is subsequently placed in the shaking table that rotating speed is 155r/min, 6h is handled at 35 DEG C, filters and dry
Processing is to get modified coconut husk charcoal.
In the present embodiment, the activation method of Pseudomonas aeruginosa is:
(1) culture medium of beef extract fermented and cultured is prepared:Beef extract 30g, peptone 15g and sodium chloride 15g is weighed to be dissolved in
In 1000mL distilled water, ph=7.0~7.2 are adjusted with 0.1mol/L NaOH solutions, the then sterilizing 5 at 121 DEG C in autoclave
Minute to get;
(2) freeze-dried powder activates:Freeze-dried powder is added in the culture medium of beef extract fermented and cultured, jiggling makes its mixing system
Bacteria suspension is obtained, is fabricated to slant medium after then slightly cooling down the LB solid mediums of sterilizing, and bacteria suspension part is transplanted
It onto slant medium, is placed in 37 DEG C of constant incubator and cultivates, so that its colony counts is increased, then chosen from slant medium
Healthy and strong bacterium colony is cultivated in choosing, is inoculated on new slant medium and is cultivated, and repeats above step 2~3 times, until obtaining growing good
Good bacterial strain.
In the present embodiment, the preparation method of the culture medium of the Pseudomonas aeruginosa fermented and cultured is:Weigh beef extract 30g, egg
White peptone 15g and sodium chloride 15g is dissolved in 1000mL distilled water, adjusts ph=7.0~7.2 with 0.1mol/L NaOH solutions, then
Sterilize at 121 DEG C in autoclave 5 minutes to get;The Pseudomonas aeruginosa fermentation culture conditions are:Cultivation temperature is 32 DEG C, is shaken
Bed rotating speed is 150r/min, and incubation time is 7 days.
In the present embodiment, the extracting method for the fatty enzyme solution that the Pseudomonas aeruginosa secretion generates includes the following steps:
(1) crude fat enzyme solution is extracted:Zymotic fluid is collected, 15min is centrifuged under 4000r/min and obtains supernatant, as slightly
Fatty enzyme solution;
(2) fatty enzyme solution is extracted:Take a concentration of 0.0667molL of 3mL-1Phosphate buffer solution and 1mL oleic acid are in taper
It in bottle, is put into after mixing in 37 DEG C of thermostat water bath and preheats at least 5min, extraction gained in step (1) is then added thereto
0.1ml crude fat enzyme solutions, after being stirred to react 10min, 8ml toluene (analysis is pure) is added immediately, continues after being stirred to react 2min,
Terminate reaction;Again by after above-mentioned steps are handled gained solution under the conditions of 3000r/min centrifugal treating at least 10min, take
Upper layer organic liquid mixture is required fatty enzyme solution;Needed for extraction when fatty enzyme solution, phosphate buffer solution, oleic acid and first
The dosage of benzene is adjusted all in accordance with the amount equal proportion of the crude fat enzyme solution extracted.
In the present embodiment, the preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 0.58g to press mass volume ratio:Chitosan is completely dissolved in a concentration of 1% acetic acid aqueous solution by 100ml
In, chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 the ammonium ceric nitrate of a concentration of 0.2mol/L is added into the chitosan acetic acid solution of constant temperature
Aqueous solution, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:
3 are added acrylamide, continue to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/
The mixing speed of min stirs evenly, and adjusts pH to 9~10 (being adjusted with the NaOH of 2mol/L), and mixed solution B is made;
(4) it is 160 by volume:After 1 is added epoxychloropropane into mixed solution B, 60 DEG C are warming up to, and with 400r/
The mixing speed of min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, refilters,
Collect solid matter;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid after then being washed with soaked in absolute ethyl alcohol
Substance 2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), configured by a concentration of 0.4mol/L of iron chloride and a concentration of 0.4mol/L of ferrous sulfate
The mixed aqueous solution of iron chloride and ferrous sulfate.
The method of the water treatment agent provided in this embodiment for being used to prepare high-efficiency environment friendly, includes the following steps:By magnetic crust
Glycan grafted polyacrylamide, expanded graphite, modified coconut husk charcoal, diatomite, palygorskite and perlite mixing are simultaneously ground into granularity
After 200 mesh powder, ramee, lime tree sawdust, pine needle meal is added and is enough to impregnate the deionized water of all raw material components,
Stirring keeps ramee, lime tree sawdust and pine needle meal fully dispersed, then filters, and collects solid mixture, then solid is mixed
Object is dried, as the water treatment agent of high-efficiency environment friendly.
Embodiment two
The raw material of the water treatment agent of high-efficiency environment friendly provided in this embodiment, the inorganic agent includes such as the following group by weight
Point:53 parts of chitosan magnetic grafted polyacrylamide, 20 parts of expanded graphite, modified 18 parts of coconut husk charcoal, 12 parts of ramee, diatom
12 parts of soil, 10 parts of palygorskite, 9 parts of perlite, 5 parts of lime tree sawdust, 6 parts of pine needle meal;The chitosan magnetic graft polypropylene acyl
The granularity of amine is 200 mesh;The ramee is single filiform, and length is 1.0cm.
In the present embodiment, the preparation method of the modified coconut husk charcoal is the same as embodiment one.
In the present embodiment, the extraction of the fatty enzyme solution of the activation method of the Pseudomonas aeruginosa and Pseudomonas aeruginosa secretion generation
Method is the same as embodiment one.
In the present embodiment, the preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 1.16g to press mass volume ratio:Chitosan is completely dissolved in a concentration of 2% acetic acid aqueous solution by 100ml
In, chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 the ammonium ceric nitrate of a concentration of 0.2mol/L is added into the chitosan acetic acid solution of constant temperature
Aqueous solution, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:
1 is added acrylamide, continues to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/
The mixing speed of min stirs evenly, and adjusts pH to 9~10 (being adjusted with the NaOH of 2mol/L), and mixed solution B is made;
(4) it is 55 by volume:After 1 is added epoxychloropropane into mixed solution B, 60 DEG C are warming up to, and with 400r/
The mixing speed of min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, refilters,
Collect solid matter;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid after then being washed with soaked in absolute ethyl alcohol
Substance 2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), configured by a concentration of 0.4mol/L of iron chloride and a concentration of 0.4mol/L of ferrous sulfate
The mixed aqueous solution of iron chloride and ferrous sulfate.
The method of the water treatment agent provided in this embodiment for being used to prepare high-efficiency environment friendly is the same as embodiment one.
Embodiment three
The raw material of the water treatment agent of high-efficiency environment friendly provided in this embodiment, the inorganic agent includes such as the following group by weight
Point:51 parts of chitosan magnetic grafted polyacrylamide, 21 parts of expanded graphite, modified 16 parts of coconut husk charcoal, 12 parts of ramee, diatom
11 parts of soil, 11 parts of palygorskite, 9 parts of perlite, 6 parts of lime tree sawdust, 5 parts of pine needle meal;The chitosan magnetic graft polypropylene acyl
The granularity of amine is 200 mesh;The ramee is single filiform, and length is 1.1cm.
In the present embodiment, the preparation method of the modified coconut husk charcoal is the same as embodiment one.
In the present embodiment, the extraction of the fatty enzyme solution of the activation method of the Pseudomonas aeruginosa and Pseudomonas aeruginosa secretion generation
Method is the same as embodiment one.
In the present embodiment, the preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 0.58 to press mass volume ratio:Chitosan is completely dissolved in a concentration of 1% acetic acid aqueous solution by 100ml,
Chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 the ammonium ceric nitrate of a concentration of 0.2mol/L is added into the chitosan acetic acid solution of constant temperature
Aqueous solution, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:
2 are added acrylamide, continue to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/
The mixing speed of min stirs evenly, and adjusts pH to 9~10 (being adjusted with the NaOH of 2mol/L), and mixed solution B is made;
(4) it is 160 by volume:After 1 is added epoxychloropropane into mixed solution B, 60 DEG C are warming up to, and with 400r/
The mixing speed of min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, refilters,
Collect solid matter;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid after then being washed with soaked in absolute ethyl alcohol
Substance 2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), configured by a concentration of 0.4mol/L of iron chloride and a concentration of 0.2mol/L of ferrous sulfate
The mixed aqueous solution of iron chloride and ferrous sulfate.
The method of the water treatment agent provided in this embodiment for being used to prepare high-efficiency environment friendly is the same as embodiment one.
Example IV
The raw material of the water treatment agent of high-efficiency environment friendly provided in this embodiment, the inorganic agent includes such as the following group by weight
Point:50 parts of chitosan magnetic grafted polyacrylamide, 22 parts of expanded graphite, modified 15 parts of coconut husk charcoal, 13 parts of ramee, diatom
10 parts of soil, 12 parts of palygorskite, 8 parts of perlite, 8 parts of lime tree sawdust, 4 parts of pine needle meal;The chitosan magnetic graft polypropylene acyl
The granularity of amine is 200 mesh;The ramee is single filiform, and length is 1.0cm.
In the present embodiment, the preparation method of the modified coconut husk charcoal is the same as embodiment one.
In the present embodiment, the extraction of the fatty enzyme solution of the activation method of the Pseudomonas aeruginosa and Pseudomonas aeruginosa secretion generation
Method is the same as embodiment one.
In the present embodiment, the preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 1.16g to press mass volume ratio:Chitosan is completely dissolved in a concentration of 2% acetic acid aqueous solution by 100ml
In, chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 the ammonium ceric nitrate of a concentration of 0.2mol/L is added into the chitosan acetic acid solution of constant temperature
Aqueous solution, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:
1 is added acrylamide, continues to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/
The mixing speed of min stirs evenly, and adjusts pH to 9~10 (being adjusted with the NaOH of 2mol/L), and mixed solution B is made;
(4) it is 55 by volume:After 1 is added epoxychloropropane into mixed solution B, 60 DEG C are warming up to, and with 400r/
The mixing speed of min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, refilters,
Collect solid matter;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid after then being washed with soaked in absolute ethyl alcohol
Substance 2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), configured by a concentration of 0.4mol/L of iron chloride and a concentration of 0.4mol/L of ferrous sulfate
The mixed aqueous solution of iron chloride and ferrous sulfate.
The method of the water treatment agent provided in this embodiment for being used to prepare high-efficiency environment friendly is the same as embodiment one.
Embodiment five
The raw material of the water treatment agent of high-efficiency environment friendly provided in this embodiment, the inorganic agent includes such as the following group by weight
Point:50 parts of chitosan magnetic grafted polyacrylamide, 20 parts of expanded graphite, modified 15 parts of coconut husk charcoal, 12 parts of ramee, diatom
10 parts of soil, 10 parts of palygorskite, 8 parts of perlite, 5 parts of lime tree sawdust, 4 parts of pine needle meal;The chitosan magnetic graft polypropylene acyl
The granularity of amine is 200 mesh;The ramee is single filiform, and length is 1.0cm.
In the present embodiment, the preparation method of the modified coconut husk charcoal is the same as embodiment one.
In the present embodiment, the extraction of the fatty enzyme solution of the activation method of the Pseudomonas aeruginosa and Pseudomonas aeruginosa secretion generation
Method is the same as embodiment one.
In the present embodiment, the preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 1.16g to press mass volume ratio:Chitosan is completely dissolved in a concentration of 2% acetic acid aqueous solution by 100ml
In, chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 the ammonium ceric nitrate of a concentration of 0.2mol/L is added into the chitosan acetic acid solution of constant temperature
Aqueous solution, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:
1 is added acrylamide, continues to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/
The mixing speed of min stirs evenly, and adjusts pH to 9~10 (being adjusted with the NaOH of 2mol/L), and mixed solution B is made;
(4) it is 55 by volume:After 1 is added epoxychloropropane into mixed solution B, 60 DEG C are warming up to, and with 400r/
The mixing speed of min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, refilters,
Collect solid matter;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid after then being washed with soaked in absolute ethyl alcohol
Substance 2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), configured by a concentration of 0.4mol/L of iron chloride and a concentration of 0.4mol/L of ferrous sulfate
The mixed aqueous solution of iron chloride and ferrous sulfate.
The method of the water treatment agent provided in this embodiment for being used to prepare high-efficiency environment friendly is the same as embodiment one.
Water treatment agent made from Example one to embodiment five handles certain plant effuent;Processing method is:With
Mass volume ratio is 0.25g:Water treatment agent is added into sewage by 1L, with the rotating speed stir process 8h of 150r/min;Test processes
Front and back COD value, the concentration of contained heavy metal ion and the quantity of microorganism calculates removal rate, as a result see the table below 1.
Table 1
As seen from the above table, the water treatment agent prepared using above-described embodiment, which can efficiently remove the major part in sewage, to be had
Machine object and heavy metal element, additionally it is possible to preferably kill the microorganism in water body, there is good purifying water effect.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (7)
1. a kind of water treatment agent of high-efficiency environment friendly, it is characterised in that:The raw material of the inorganic agent includes following component by weight:
50-53 parts of chitosan magnetic grafted polyacrylamide, 20-22 parts of expanded graphite, modified 15-18 parts of coconut husk charcoal, ramee 12-
13 parts, 10-12 parts of diatomite, 10-12 parts of palygorskite, 8-9 parts of perlite, 5-8 parts of lime tree sawdust, 4-6 parts of pine needle meal.
2. the water treatment agent of high-efficiency environment friendly according to claim 1, it is characterised in that:The raw material of the inorganic agent is by weight
Part includes following component:51 parts of chitosan magnetic grafted polyacrylamide, 21 parts of expanded graphite, modified 16 parts of coconut husk charcoal, ramie
12 parts of fiber, 11 parts of diatomite, 11 parts of palygorskite, 9 parts of perlite, 6 parts of lime tree sawdust, 5 parts of pine needle meal.
3. the water treatment agent of high-efficiency environment friendly according to claim 1 or 2, it is characterised in that:The system of the modified coconut husk charcoal
Preparation Method is:It is 1 in mass ratio:The fatty enzyme solution that 3.5 mixing coconut husk charcoals and Pseudomonas aeruginosa secretion generate, being subsequently placed in rotating speed is
In the shaking table of 155r/min, 6h is handled at 35 DEG C, is filtered and is dried to get modified coconut husk charcoal.
4. the water treatment agent of high-efficiency environment friendly according to claim 1, it is characterised in that:The chitosan magnetic grafting poly- third
The granularity of acrylamide is 200 mesh.
5. the water treatment agent of high-efficiency environment friendly according to claim 1, it is characterised in that:
The preparation method of the chitosan magnetic grafted polyacrylamide includes the following steps:
(1) it is 0.58-1.16g to press mass volume ratio:The acetic acid that chitosan is completely dissolved in a concentration of 1-2% by 100ml is water-soluble
In liquid, chitosan acetic acid solution is made, then heats to 45 DEG C, and keep constant temperature;
(2) it is 10 by volume:1 be added into the chitosan acetic acid solution of constant temperature a concentration of 0.2mol/L ammonium ceric nitrate it is water-soluble
Liquid, and 30min is stirred to react with the mixing speed of 200r/min, the mass ratio for pressing chitosan and acrylamide later is 1:1-3
Acrylamide is added, continues to be stirred to react 180min with the mixing speed of 200r/min, mixed solution A is made;
(3) it is 2 by volume:1 the mixed aqueous solution of iron chloride and ferrous sulfate is added into mixed solution A, with 300r/min
Mixing speed stir evenly, and adjust pH to 9~10, mixed solution B be made;
(4) it is by volume 55-160:After 1 is added epoxychloropropane into mixed solution B, 60 DEG C are warming up to, and with 400r/
The mixing speed of min is stirred to react 60min, then stops stirring, stands 120min, then carries out Magneto separate processing, refilters,
Collect solid matter;
(5) absolute ethyl alcohol washed solid is used, until filtrate is in neutrality, the solid matter after then being washed with soaked in absolute ethyl alcohol
2h, then the solid matter of gained is dried to get chitosan magnetic grafted polyacrylamide;
In the step (3), configured by a concentration of 0.4mol/L of iron chloride and a concentration of 0.2-0.4mol/L of ferrous sulfate
The mixed aqueous solution of iron chloride and ferrous sulfate.
6. the water treatment agent of high-efficiency environment friendly according to claim 1, it is characterised in that:The ramee is individual thread
Shape, and length is 1.0cm-1.2cm.
7. a kind of method for the water treatment agent being used to prepare high-efficiency environment friendly, it is characterised in that:Include the following steps:Magnetic crust is gathered
Sugared grafted polyacrylamide, expanded graphite, modified coconut husk charcoal, diatomite, palygorskite and perlite mixing are simultaneously ground into granularity and are
After 200 mesh powders, ramee, lime tree sawdust, pine needle meal is added and is enough to impregnate the deionized water of all raw material components, stirs
Mixing keeps ramee, lime tree sawdust and pine needle meal fully dispersed, then filters, and collects solid mixture, then by solid mixture
Drying, the as water treatment agent of high-efficiency environment friendly.
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