CN105692772B - A kind of waste water composite adsorption-flocculation treatment material - Google Patents
A kind of waste water composite adsorption-flocculation treatment material Download PDFInfo
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- CN105692772B CN105692772B CN201610250157.9A CN201610250157A CN105692772B CN 105692772 B CN105692772 B CN 105692772B CN 201610250157 A CN201610250157 A CN 201610250157A CN 105692772 B CN105692772 B CN 105692772B
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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
-
- 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
-
- 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
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
Abstract
The invention discloses a kind of waste water composite adsorption-flocculation treatment materials, including adsorbent and flocculant, it is characterised in that:The adsorbent includes the raw material of following mass fraction:20 ~ 40 parts of bagasse cellulose xanthate, 15 ~ 25 parts of hollow brick particle, 5 ~ 15 parts of bagasse magnesium lignosulfonate, 5 ~ 10 parts and attapulgite modified 5 ~ 10 parts of expanded vermiculite particle;The flocculant includes 20 ~ 30 parts of raw material polysilicate ferric chloride, 10 ~ 20 parts of hydrophobically modified lignin fibre, 20 ~ 40 parts of non-ionic polyacrylamide, 2 ~ 10 parts of Hydrin, 10 ~ 17 parts of poly polymeric aluminum chloride silicon and active 3 ~ 8 parts of the powdered carbon of following mass fraction.The present invention is further simplified waste water treatment process, raising waste water treatment effect and governance efficiency, the improvement for the high concentrtions such as sanitary sewage, industrial wastewater, the waste water of high content of organics by being reasonably formulated.
Description
Technical field
The present invention relates to wastewater treatment field of material technology, and in particular to a kind of composite adsorption-flocculation for administering waste water
Handle material.
Background technology
Although the earth has 70.8% area to be covered by water, but freshwater resources are extremely limited, really is able to by us
What is utilized is the part in rivers and lakes and underground water, these only account for the 0.26% of earth total Water, and are unevenly distributed.On
After the fifties in century, population in the world sharp increase, industrial boom, incident is the rapid of global water resources situation
Deteriorate, " water crisis " is on the rise.On the one hand it is that demand of the mankind to water resource increases with surprising rapidity;On the other hand, day
The serious water pollution that becomes nibbles the largely water resource for consumption.Water pollution situation is constantly aggravated, and it is more and more to cause people
Concern, especially in economically underdeveloped area, raw sewerage discharges wantonly seriously threatens local natural environment.
Through investigation, there is the up to treatment plant for sewage disposal of more than half in state of closing a business at present, and be in
The efficiency of operation of the treatment plant of operation state is low, among these the relatively low reason of intrinsic producer's environmental consciousness, and prior
Reason is the Flocculating Effect of Flocculant for the sewage that sewage disposal process is complicated, processing cost is higher, for different pollutants
Difference causes sewage treating efficiency more low, and the larger flocculation material difficult to degrade of dosage is subsequently administered and is much to seek conjunction
Suitable solution, these reasons are also the current main bottleneck for restricting China's waste water treatment.
Invention content
In view of the shortcomings of the prior art, the present invention provides a kind of composite adsorption-flocculation treatment material for administering waste water, lead to
Cross rational formula, be further simplified waste water treatment process, improve waste water treatment effect and governance efficiency, for sanitary sewage,
The high concentrtions such as industrial wastewater, high content of organics waste water improvement.
The present invention solve the technical solution that uses of above-mentioned technical problem for:A kind of waste water composite adsorption-flocculation treatment material,
Including adsorbent and flocculant, the adsorbent includes the raw material of following mass fraction:Bagasse cellulose xanthate 20 ~ 40
Part, 15 ~ 25 parts of hollow brick particle, 5 ~ 15 parts of bagasse magnesium lignosulfonate, 5 ~ 10 parts of expanded vermiculite particle and attapulgite modified 5
~ 10 parts;The flocculant includes 20 ~ 30 parts of the raw material polysilicate ferric chloride of following mass fraction, hydrophobically modified lignin fibre
10 ~ 20 parts, 20 ~ 40 parts of non-ionic polyacrylamide, 2 ~ 10 parts of Hydrin, 10 ~ 17 parts of poly polymeric aluminum chloride silicon and
3 ~ 8 parts of active powdered carbon.
Further, the attapulgite modified preparation method is:It is that the attapulgite of 50-300 mesh is spent to take granularity
Ionized water water bath sonicator, and 100 DEG C of drying, use acetic acid as catalyst, and trifluoro propyl trimethoxy silane carries out for modifying agent
Surface is modified, and treatment temperature is 80 DEG C, time 2h.
Further, the grain size of the hollow brick particle is 0.05 ~ 0.5mm.
Further, the grain size of the expanded vermiculite particle is 0.1 ~ 0.5mm.
Further, the preparation method of the hydrophobically modified lignin fibre is:Take the lignin of 0.1-3mm long fine
Dimension is placed in the mixed liquor of sulfuric acid and ethyl alcohol, the mixed and modified reaction 60min at 80 DEG C, and after the completion of experiment reaction, separation is wooden
Cellulose fiber and reaction liquid are rinsed with water fiber, are then dried at 50 DEG C, the lignin fibre, sulfuric acid and ethyl alcohol matter
Amount is than being 1:10:30.
A kind of waste water composite adsorption-flocculation treatment material is for the application method of waste water treatment:First, in accordance with matter
Amount number is on the waiting list raw material and adsorbent material is uniformly mixed obtained adsorbent, and flocculant raw material is uniformly mixed obtained flocculant;
First adsorbent obtained is added into waste water and stirs 1 ~ 3min, flocculant is then added and stirs 3 ~ 5min, it is small to stand half
When more than filter;Amount per absorption-flocculation treatment material used in L waste water is 100 ~ 200mg, is handled under room temperature.
Compared with prior art, the advantages of present invention has:The wastewater treatment material of the present invention administers waster water process simplicity,
Efficient, gained waste water reaches discharge standard, can effectively reduce the high concentrtions such as sanitary sewage, industrial wastewater, high content of organics
The content of COD, SS, BOD, sulfide and the inorganic salts of waste water etc., treatment effect is good and stablizes, and sedimentation effect is good, except outstanding
Float rate is high, and effluent quality is good;The feature of environmental protection of the wastewater treatment material of the present invention is excellent, and waste water treatment process not will produce two
Secondary pollution;The processing procedure of the wastewater treatment material of the present invention is Non-energy-consumption processing, and low-carbon environment-friendly reduces control expense, is easy to
It promotes.
Specific implementation mode
With reference to specific embodiment, the present invention is described further.
Embodiment 1:A kind of waste water composite adsorption-flocculation treatment material, including adsorbent and flocculant, the adsorbent packet
Include the raw material of following mass fraction:30 parts of bagasse cellulose xanthate, 20 parts of hollow brick particle, bagasse magnesium lignosulfonate 10
Part, 8 parts of expanded vermiculite particle and 7 parts attapulgite modified;The flocculant includes the raw material polysilicon acid chlorine of following mass fraction
Change 25 parts of iron, 15 parts of hydrophobically modified lignin fibre, 30 parts of non-ionic polyacrylamide, 6 parts of Hydrin, poly hydroxyl
15 parts of aluminium-silicon chloride and active 5 parts of powdered carbon.
Embodiment 2:A kind of waste water composite adsorption-flocculation treatment material, including adsorbent and flocculant, the adsorbent packet
Include the raw material of following mass fraction:20 parts of bagasse cellulose xanthate, 15 parts of hollow brick particle, bagasse magnesium lignosulfonate 5
Part, 5 parts of expanded vermiculite particle and 5 parts attapulgite modified;The flocculant includes the raw material polysilicon acid chlorine of following mass fraction
Change 30 parts of iron, 20 parts of hydrophobically modified lignin fibre, 40 parts of non-ionic polyacrylamide, 10 parts of Hydrin, poly hydroxyl
17 parts of base aluminium-silicon chloride and active 8 parts of powdered carbon.
Embodiment 3:A kind of waste water composite adsorption-flocculation treatment material, including adsorbent and flocculant, the adsorbent packet
Include the raw material of following mass fraction:40 parts of bagasse cellulose xanthate, 25 parts of hollow brick particle, bagasse magnesium lignosulfonate 15
Part, 10 parts of expanded vermiculite particle and 10 parts attapulgite modified;The flocculant includes the raw material polysilicon acid of following mass fraction
20 parts of iron chloride, 10 parts of hydrophobically modified lignin fibre, 20 parts of non-ionic polyacrylamide, 2 parts of Hydrin, poly hydroxyl
10 parts of base aluminium-silicon chloride and active 3 parts of powdered carbon.
Embodiment 4:A kind of waste water composite adsorption-flocculation treatment material, including adsorbent and flocculant, the adsorbent packet
Include the raw material of following mass fraction:25 parts of bagasse cellulose xanthate, 18 parts of hollow brick particle, bagasse magnesium lignosulfonate 8
Part, 6 parts of expanded vermiculite particle and 6 parts attapulgite modified;The flocculant includes the raw material polysilicon acid chlorine of following mass fraction
Change 22 parts of iron, 12 parts of hydrophobically modified lignin fibre, 25 parts of non-ionic polyacrylamide, 5 parts of Hydrin, poly hydroxyl
12 parts of aluminium-silicon chloride and active 5 parts of powdered carbon.
Embodiment 5:A kind of waste water composite adsorption-flocculation treatment material, including adsorbent and flocculant, the adsorbent packet
Include the raw material of following mass fraction:35 parts of bagasse cellulose xanthate, 22 parts of hollow brick particle, bagasse magnesium lignosulfonate 12
Part, 8 parts of expanded vermiculite particle and 8 parts attapulgite modified;The flocculant includes the raw material polysilicon acid chlorine of following mass fraction
Change 28 parts of iron, 18 parts of hydrophobically modified lignin fibre, 35 parts of non-ionic polyacrylamide, 8 parts of Hydrin, poly hydroxyl
15 parts of aluminium-silicon chloride and active 6 parts of powdered carbon.
Further, preparation method attapulgite modified described in embodiment 1-5 is:It is that 50-300 purposes are recessed to take granularity
Convex stick soil deionized water water bath sonicator, and 100 DEG C of drying, use acetic acid as catalyst, trifluoro propyl trimethoxy silane is
Modifying agent carries out surface modification, and treatment temperature is 80 DEG C, time 2h;The grain size of the hollow brick particle is 0.05 ~ 0.5mm;Institute
The grain size for stating expanded vermiculite particle is 0.1 ~ 0.5mm;The preparation method of the hydrophobically modified lignin fibre is:Take 0.1-
The lignin fibre of 3mm long is placed in the mixed liquor of sulfuric acid and ethyl alcohol, the mixed and modified reaction 60min at 80 DEG C, experiment reaction
After the completion, separating lignin fiber and reaction liquid are rinsed with water fiber, are then dried at 50 DEG C, the lignin fibre,
The mass ratio of sulfuric acid and ethyl alcohol is 1:10:30.
Obtained waste water composite adsorption-flocculation treatment material is used for the application method of waste water treatment in above example
For:It is on the waiting list raw material first, in accordance with mass fraction and adsorbent material is uniformly mixed obtained adsorbent, the mixing of flocculant raw material is equal
Even obtained flocculant;First adsorbent obtained is added into waste water and stirs 1 ~ 3min, then be added flocculant and stir 3 ~
5min stands and more than half an hour filters;Amount per absorption-flocculation treatment material used in L waste water is 100 ~ 200mg, room temperature
Under handled.
In order to test regulation effect of the processing material obtained by the present invention to waste water, using 1L high concentrtions, high content of organics
Waste water handled as water sample, and identical processing is carried out using common polyacrylamide flocculant as a comparison case,
Acquired results are as shown in the table:
* discharge standard:《Integrated wastewater discharge standard》<GB8978-1996>.
Test result in upper table shows that the sewage of the processing material processing through the present invention meets or exceeds discharge standard,
Compared with existing common flocculant, composite adsorption-flocculation material of the invention has more excellent treated sewage effect, especially
It is that there is preferable treatment effect, and the place of the present invention to Colority of Sewage Water, COD, BOD, SS, sulfide and heavy metal ion etc.
It is easy to manage materials'use method, use easy to spread.
The foregoing is merely present pre-ferred embodiments, all equivalent changes done according to scope of the present invention patent or
Modification should all belong to the covering scope of the present invention.
Claims (3)
1. a kind of waste water composite adsorption-flocculation treatment material, including adsorbent and flocculant, it is characterised in that:The adsorbent
Include the raw material of following mass fraction:20 ~ 40 parts of bagasse cellulose xanthate, 15 ~ 25 parts of hollow brick particle, bagasse lignin
5 ~ 15 parts of sulfonic acid magnesium, 5 ~ 10 parts and attapulgite modified 5 ~ 10 parts of expanded vermiculite particle;The flocculant includes following mass parts
Several 20 ~ 30 parts of raw material polysilicate ferric chloride, 10 ~ 20 parts of hydrophobically modified lignin fibre, non-ionic polyacrylamide 20 ~ 40
Part, 2 ~ 10 parts of Hydrin, 10 ~ 17 parts of poly polymeric aluminum chloride silicon and active 3 ~ 8 parts of powdered carbon;
The attapulgite modified preparation method is:Take the attapulgite deionized water water-bath that granularity is 50-300 mesh super
Sound, and 100 DEG C of drying, use acetic acid as catalyst, and trifluoro propyl trimethoxy silane is that modifying agent carries out surface modification, processing
Temperature is 80 DEG C, time 2h;
The preparation method of the hydrophobically modified lignin fibre is:The lignin fibre of 0.1-3mm long is taken to be placed in sulfuric acid and ethyl alcohol
Mixed liquor in, the mixed and modified reaction 60min at 80 DEG C, experiment reaction after the completion of, separating lignin fiber and reaction liquid,
It is rinsed with water fiber, is then dried at 50 DEG C, the mass ratio of the lignin fibre, sulfuric acid and ethyl alcohol is 1:10:30.
2. a kind of waste water composite adsorption-flocculation treatment material according to claim 1, it is characterised in that:The hollow brick
The grain size of particle is 0.05 ~ 0.5mm.
3. a kind of waste water composite adsorption-flocculation treatment material according to claim 1, it is characterised in that:The expansion leech
The grain size of stone particle is 0.1 ~ 0.5mm.
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CN108176353A (en) * | 2018-03-06 | 2018-06-19 | 高姌 | There is the PERFORMANCE OF MODIFIED VERMICULITE adsorbent and its preparation process of adsorption function to hardly degraded organic substance |
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