CN107694517A - A kind of porous absorbent-type sewage purification material and preparation method thereof - Google Patents
A kind of porous absorbent-type sewage purification material and preparation method thereof Download PDFInfo
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- CN107694517A CN107694517A CN201710972107.6A CN201710972107A CN107694517A CN 107694517 A CN107694517 A CN 107694517A CN 201710972107 A CN201710972107 A CN 201710972107A CN 107694517 A CN107694517 A CN 107694517A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/14—Diatomaceous earth
-
- 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
Abstract
The invention discloses a kind of porous absorbent-type sewage purification material, it is made up of the raw material of following weight parts：Diatomite 40 50, azodicarbonamide 0.1 0.2, calcium stearate 12, glyceryl tristearate 0.6 1, alkenyl succinic anhydride 24, tetrahydrofurfuryl alcohol 0.8 1, tetraethyl orthosilicate 26 30, zinc acetylacetonate 12, carbon source 10 13, hexadecyltrimethylammonium chloride 17 20, carbonized stock is distributed between intercalation diatomite surface and sol by the present invention, serve good adsorption effect, the scavenging material stability of the present invention is good, high recycling rate, secondary pollution will not be caused, and it is not easily decomposed, service life length.
Description
Technical field
The invention belongs to sewage treatment area, and in particular to a kind of porous absorbent-type sewage purification material and its preparation side
Method.
Background technology
Because population increases and economic development, excessive exploitation and unreasonable development on resource and caused influence money
A series of problems of source quality, these problems have directly threatened the existence of we and descendants；Sewage disposal technology pair
The problems such as water saving, energy-conservation, has a very important role, but is also caused simultaneously during the use of sewage treatment drug to environment
Certain influence.In cooling water system, water temperature is higher than under the various occasions of environment temperature, the fouling meeting of the inorganic salts such as calcium carbonate
Bring serious consequence.It is in recent years, growing using water technology that is alkaline, not adjusting pH value in water treatment field,
Wherein add corrosion-mitigation scale-inhibition medicament, the application of low-phosphorous, without phosphorus formula is more and more extensive, without phosphorus green water treatment agent into
For the hot subject in terms of domestic and international water treatment agent research.Scientific utilization water treatment agent effectively anticorrosion and can prevent fouling,
Reach the purpose for saving water source and the energy so as to improve the utilization rate of equipment and water；
At present, processing water resource pollution problem has a variety of methods such as physics, chemistry, biology, synthesis, but physical method exists more
Treatment effect is bad, handling rate instability problem；Biological method processing cost is too high, is not suitable for promoting the use of；It is use chemistry more
Method handles sewage, but existing sewage-treating agent, its agent formulations have secondary pollution, and one is also had to environment
Fixed influence.
The content of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of porous absorbent-type sewage purification material
Material and preparation method thereof.
To achieve the above object, the present invention uses following technical scheme：
A kind of porous absorbent-type sewage purification material, it is made up of the raw material of following weight parts：
Diatomite 40-50, azodicarbonamide 0.1-0.2, calcium stearate 1-2, glyceryl tristearate 0.6-1, alkenyl succinate
Acid anhydrides 2-4, tetrahydrofurfuryl alcohol 0.8-1, tetraethyl orthosilicate 26-30, zinc acetylacetonate 1-2, carbon source 10-13, cetyl trimethyl
Ammonium chloride 17-20.
Described carbon source is one kind in glucose, casein.
A kind of preparation method of porous absorbent-type sewage purification material, comprises the following steps：
（1）Zinc acetylacetonate is taken, is added in the absolute ethyl alcohol of 5-7 times of its weight, stirs, adds azodicarbonamide,
It is 60-65 DEG C to raise temperature, insulated and stirred 10-20 minutes, obtains alcoholic solution；
（2）Tetraethyl orthosilicate is taken, is added in the deionized water of 25-30 times of its weight, stirs, is mixed with above-mentioned alcoholic solution
Close, 0.8-1mol/l ammoniacal liquor is added dropwise, regulation pH is 10-12, stirring reaction 3-4 hours, obtains silicon sol solution；
（3）Alkenyl succinic anhydride is taken, is added in the deionized water of 10-14 times of its weight, stirs, with cetyl front three
Ammonium chloride mixes, and stirs, obtains intercalation solution；
（4）Diatomite is taken, 1-2 hours are calcined at 700-800 DEG C, fine powder is worn into after cooling, is mixed with calcium stearate, in 50-
Insulated and stirred 20-30 minutes at 60 DEG C, it is added in above-mentioned silicon sol solution, ultrasonic 2-3 minutes, ethanol is distilled off, filters,
Precipitation is washed, air drying, normal temperature is cooled to, obtains porous colloidal sol filler；
（5）Above-mentioned porous colloidal sol filler is taken, is added in intercalation solution, stirs, addition tetrahydrofurfuryl alcohol, ultrasonic 3-5 hours,
Obtain intercalation colloidal sol；
（6）Carbon source, glyceryl tristearate mixing are taken, is added in above-mentioned intercalation colloidal sol, is stirred, be sent to reactor
In, it is carbonized at 500-800 DEG C 1-2 hours, is cooled to normal temperature, produces the porous absorbent-type sewage purification material.
Advantages of the present invention：
The present invention is using tetraethyl orthosilicate as presoma, by hydrolysis, by obtained colloidal sol and diatomite combination drying, dry
During add the ethanol solution of azodicarbonamide, azodicarbonamide is prevented from caking, and with dispersiveness well, adds
The azodicarbonamide entered can improve the surface state of colloidal sol, prevent colloidal sol from reuniting, the effective surface area for improving colloidal sol, from
And the adsorption effect of finished-product material is further improved, the present invention is also added into the process of ethanol distillation, can be with by the process
Further improve diatomaceous microcellular structure, and can also impart to the certain microcellular structure of sol surface, improve adsorption strength；
The porous colloidal sol filler that will be obtained afterwards, using hexadecyltrimethylammonium chloride as raw material, by after acid doping to diatom
Soil carries out intercalation modifying, and carbonization is finally mixed with carbon source, carbonized stock is distributed between intercalation diatomite surface and sol, played
Good adsorption effect, scavenging material stability of the invention is good, high recycling rate, will not cause secondary pollution, and not
Easily decompose, service life length.
Embodiment
A kind of porous absorbent-type sewage purification material of embodiment 1, it is made up of the raw material of following weight parts：
Diatomite 50, azodicarbonamide 0.2, calcium stearate 2, glyceryl tristearate 1, alkenyl succinic anhydride 2-4, tetrahydrochysene chaff
Alcohol 1, tetraethyl orthosilicate 30, zinc acetylacetonate 2, carbon source 13, hexadecyltrimethylammonium chloride 20.
Described carbon source is casein.
A kind of preparation method of porous absorbent-type sewage purification material, comprises the following steps：
（1）Zinc acetylacetonate is taken, is added in the absolute ethyl alcohol of 7 times of its weight, stirs, adds azodicarbonamide, is risen
High-temperature is 65 DEG C, insulated and stirred 20 minutes, obtains alcoholic solution；
（2）Tetraethyl orthosilicate is taken, is added in the deionized water of 30 times of its weight, stirs, mixed with above-mentioned alcoholic solution, is dripped
Add 1mol/l ammoniacal liquor, regulation pH is 12, stirring reaction 4 hours, obtains silicon sol solution；
（3）Alkenyl succinic anhydride is taken, is added in the deionized water of 14 times of its weight, stirs, with cetyl trimethyl
Ammonium chloride mixes, and stirs, obtains intercalation solution；
（4）Diatomite is taken, is calcined 2 hours at 800 DEG C, fine powder is worn into after cooling, is mixed with calcium stearate, is incubated at 60 DEG C
Stirring 30 minutes, is added in above-mentioned silicon sol solution, ultrasound 3 minutes, ethanol is distilled off, and filters, and precipitation is washed, normal temperature
Dry, be cooled to normal temperature, obtain porous colloidal sol filler；
（5）Above-mentioned porous colloidal sol filler is taken, is added in intercalation solution, stirs, tetrahydrofurfuryl alcohol is added, ultrasound 3 hours, obtains
Intercalation colloidal sol；
（6）Carbon source, glyceryl tristearate mixing are taken, is added in above-mentioned intercalation colloidal sol, is stirred, be sent to reactor
In, it is carbonized 2 hours at 500 DEG C, is cooled to normal temperature, produces the porous absorbent-type sewage purification material.
Embodiment 2
A kind of porous absorbent-type sewage purification material, it is made up of the raw material of following weight parts：
Diatomite 40, azodicarbonamide 0.1, calcium stearate 1, glyceryl tristearate 0.6-1, alkenyl succinic anhydride 2, tetrahydrochysene
Furfuryl alcohol 0.8, tetraethyl orthosilicate 26, zinc acetylacetonate 1, carbon source 10, hexadecyltrimethylammonium chloride 17.
Described carbon source is glucose.
A kind of preparation method of porous absorbent-type sewage purification material, comprises the following steps：
（1）Zinc acetylacetonate is taken, is added in the absolute ethyl alcohol of 5 times of its weight, stirs, adds azodicarbonamide, is risen
High-temperature is 60 DEG C, insulated and stirred 10 minutes, obtains alcoholic solution；
（2）Tetraethyl orthosilicate is taken, is added in the deionized water of 25 times of its weight, stirs, mixed with above-mentioned alcoholic solution, is dripped
Add 0.8mol/l ammoniacal liquor, regulation pH is 10, stirring reaction 3 hours, obtains silicon sol solution；
（3）Alkenyl succinic anhydride is taken, is added in the deionized water of 10-14 times of its weight, stirs, with cetyl front three
Ammonium chloride mixes, and stirs, obtains intercalation solution；
（4）Diatomite is taken, is calcined 1 hour at 700 DEG C, fine powder is worn into after cooling, is mixed with calcium stearate, is incubated at 50 DEG C
Stirring 20 minutes, is added in above-mentioned silicon sol solution, ultrasound 2 minutes, ethanol is distilled off, and filters, and precipitation is washed, normal temperature
Dry, be cooled to normal temperature, obtain porous colloidal sol filler；
（5）Above-mentioned porous colloidal sol filler is taken, is added in intercalation solution, stirs, tetrahydrofurfuryl alcohol is added, ultrasound 5 hours, obtains
Intercalation colloidal sol；
（6）Carbon source, glyceryl tristearate mixing are taken, is added in above-mentioned intercalation colloidal sol, is stirred, be sent to reactor
In, it is carbonized 1 hour at 800 DEG C, is cooled to normal temperature, produces the porous absorbent-type sewage purification material.
Performance test：
Initial sewage：COD average values are 7458mg/l, after the inorganic agent by the embodiment of the present invention 1, embodiment 2 point is semi-processed,
The COD average values of obtained water are respectively 166mg/l, 207mg/l.
Claims (3)
1. a kind of porous absorbent-type sewage purification material, it is characterised in that it is made up of the raw material of following weight parts：
Diatomite 40-50, azodicarbonamide 0.1-0.2, calcium stearate 1-2, glyceryl tristearate 0.6-1, alkenyl succinate
Acid anhydrides 2-4, tetrahydrofurfuryl alcohol 0.8-1, tetraethyl orthosilicate 26-30, zinc acetylacetonate 1-2, carbon source 10-13, cetyl trimethyl
Ammonium chloride 17-20.
2. a kind of porous absorbent-type sewage purification material according to claim 1, it is characterised in that described carbon source is Portugal
One kind in grape sugar, casein.
A kind of 3. preparation method of porous absorbent-type sewage purification material as claimed in claim 1, it is characterised in that including with
Lower step：
（1）Zinc acetylacetonate is taken, is added in the absolute ethyl alcohol of 5-7 times of its weight, stirs, adds azodicarbonamide,
It is 60-65 DEG C to raise temperature, insulated and stirred 10-20 minutes, obtains alcoholic solution；
（2）Tetraethyl orthosilicate is taken, is added in the deionized water of 25-30 times of its weight, stirs, is mixed with above-mentioned alcoholic solution
Close, 0.8-1mol/l ammoniacal liquor is added dropwise, regulation pH is 10-12, stirring reaction 3-4 hours, obtains silicon sol solution；
（3）Alkenyl succinic anhydride is taken, is added in the deionized water of 10-14 times of its weight, stirs, with cetyl front three
Ammonium chloride mixes, and stirs, obtains intercalation solution；
（4）Diatomite is taken, 1-2 hours are calcined at 700-800 DEG C, fine powder is worn into after cooling, is mixed with calcium stearate, in 50-
Insulated and stirred 20-30 minutes at 60 DEG C, it is added in above-mentioned silicon sol solution, ultrasonic 2-3 minutes, ethanol is distilled off, filters,
Precipitation is washed, air drying, normal temperature is cooled to, obtains porous colloidal sol filler；
（5）Above-mentioned porous colloidal sol filler is taken, is added in intercalation solution, stirs, addition tetrahydrofurfuryl alcohol, ultrasonic 3-5 hours,
Obtain intercalation colloidal sol；
（6）Carbon source, glyceryl tristearate mixing are taken, is added in above-mentioned intercalation colloidal sol, is stirred, be sent to reactor
In, it is carbonized at 500-800 DEG C 1-2 hours, is cooled to normal temperature, produces the porous absorbent-type sewage purification material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710972107.6A CN107694517A (en) | 2017-10-18 | 2017-10-18 | A kind of porous absorbent-type sewage purification material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710972107.6A CN107694517A (en) | 2017-10-18 | 2017-10-18 | A kind of porous absorbent-type sewage purification material and preparation method thereof |
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| CN107694517A true CN107694517A (en) | 2018-02-16 |
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| CN201710972107.6A Withdrawn CN107694517A (en) | 2017-10-18 | 2017-10-18 | A kind of porous absorbent-type sewage purification material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394946A (en) * | 2018-05-24 | 2018-08-14 | 杭州风扬环保科技有限公司 | A kind of micropore cladding water pollution inorganic agent and preparation method thereof |
| CN108609753A (en) * | 2018-06-27 | 2018-10-02 | 黄益良 | A kind of heavy is from sedimentation sewage-treating agent and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394946A (en) * | 2018-05-24 | 2018-08-14 | 杭州风扬环保科技有限公司 | A kind of micropore cladding water pollution inorganic agent and preparation method thereof |
| CN108394946B (en) * | 2018-05-24 | 2020-10-02 | 海南一然环保科技有限公司 | Micropore-coated water pollution treatment agent and preparation method thereof |
| CN108609753A (en) * | 2018-06-27 | 2018-10-02 | 黄益良 | A kind of heavy is from sedimentation sewage-treating agent and preparation method thereof |
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Application publication date: 20180216 |