CN106830163A - A kind of Industrial Waste Water Treatments adsorbent - Google Patents
A kind of Industrial Waste Water Treatments adsorbent Download PDFInfo
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- CN106830163A CN106830163A CN201710075090.4A CN201710075090A CN106830163A CN 106830163 A CN106830163 A CN 106830163A CN 201710075090 A CN201710075090 A CN 201710075090A CN 106830163 A CN106830163 A CN 106830163A
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- waste water
- industrial waste
- expanded graphite
- naoh
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Classifications
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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
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses a kind of Industrial Waste Water Treatments adsorbent, its raw material includes by weight：30~40 parts of attapulgite, 30~40 parts of potter's clay, 20~30 parts of expanded graphite cyclodextrin complexes, 10~18 parts of bamboo charcoal, 10~20 parts of CNT, 5~10 parts of luffa, 8~18 parts of binder, 20~35 parts of flocculant, 3~5 parts of oxidizing biocide.The present invention carries out Industrial Waste Water Treatments using Concave-convex clay rod, and for the waste water absorption containing heavy metal, effect is high, with low cost, economic benefits.
Description
Technical field
The present invention relates to technical field of absorbent, more particularly to a kind of Industrial Waste Water Treatments adsorbent.
Background technology
With expanding economy, the chemical plant of various regions is more and more, the focus for being treated as all circles' concern of trade effluent,
At present, the active charcoal absorption of Industrial Wastewater Treatment common technology.Activated carbon is because the features such as its is expensive, regeneration is complicated, it is difficult to
Large-scale use.Natural attapulgite clay is a kind of silicate clay mineral being widely present in nature, with special
Octahedral structure and cation exchange higher and physical absorption ability, it has the micro-structural of layer chain, and fiber is elongated, duct
Many, surface area is larger, is increasingly concerned in recent years.The domestic development and application to Concave-convex clay rod at present, especially profit
With the modified aspect of its excellent performance improvement and imperfection, the environmental pollution that sewage discharge is caused is more and more worth to be introspected how
Carry out Industrial Waste Water Treatments using Concave-convex clay rod has important and far-reaching meaning for our countries.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of Industrial Waste Water Treatments adsorbent, the present invention
Industrial Waste Water Treatments are carried out using Concave-convex clay rod, for the waste water absorption containing heavy metal, effect is high, with low cost, economical
Considerable benefit.
A kind of Industrial Waste Water Treatments adsorbent proposed by the present invention, its raw material includes by weight：Attapulgite 30~40
Part, 30~40 parts of potter's clay, 20~30 parts of expanded graphite cyclodextrin complexes, 10~18 parts of bamboo charcoal, 10~20 parts of CNT, silk
5~10 parts of melon network, 8~18 parts of binder, 20~35 parts of flocculant, 3~5 parts of oxidizing biocide.
Preferably, expanded graphite cyclodextrin complexes are prepared using following technique：Expanded graphite, water are mixed, is adjusted
Section temperature, adds the stirring of NaOH, urea and rice hull cellulose, cooling, insulation to heat up, and adds sulfuric acid solution regulation system pH
To in neutrality, filtering is washed with water, dry, pulverize value, is next immersed in being stirred in silica suspension, and spray drying is added
Beta-schardinger dextrin, NaOH, pyridine are mixed, and add succinyl oxide, adjust temperature, and stirring adds dimethylformamide to obtain
To expanded graphite cyclodextrin complexes.
Preferably, expanded graphite cyclodextrin complexes are prepared using following technique：By expanded graphite, water mix 40~
60min, mixing speed is 600~1000r/min, adjusts the temperature to 2~5 DEG C, adds NaOH, urea and rice hull cellulose to stir
55~65min is mixed, -15~-25 DEG C are cooled to, 1~3h is incubated, 35~45 DEG C are warming up to, sulfuric acid solution regulation system pH is added
To in neutrality, filtering is washed with water, dry, pulverize, is next immersed in being stirred in the silica suspension that concentration is 1~2wt% value
Mix 4~8h, whipping temp is 85~98 DEG C, spray drying, add beta-schardinger dextrin, NaOH, pyridine mix 30~
50min, mixing speed is 450~550r/min, adds succinyl oxide, adjusts the temperature to 50~60 DEG C of 40~60min of stirring, plus
Enter dimethylformamide and obtain expanded graphite cyclodextrin complexes.
Preferably, expanded graphite cyclodextrin complexes are prepared using following technique：By weight stone is expanded by 20~30 parts
Ink, 300~400 parts of water mix 40~60min, and mixing speed is 600~1000r/min, adjust the temperature to 2~5 DEG C, plus
Enter 25~35 parts of NaOH, 4~10 parts of urea and 40~60 parts of rice hull celluloses and stir 55~65min, be cooled to -15~-25
DEG C, 1~3h is incubated, 35~45 DEG C are warming up to, add sulfuric acid solution regulation system pH value in neutrality, filtering is washed with water, done
It is dry, crush, it is next immersed in stirring 4~8h in the silica suspension that concentration is 1~2wt%, whipping temp is 85~98 DEG C,
Spray drying, adds 4~8 parts of beta-schardinger dextrins, 2~4 parts of NaOH, 40~60 parts of pyridines to mix 30~50min, stirring
Speed is 450~550r/min, adds 1.5~2.5 parts of succinyl oxides, adjusts the temperature to 50~60 DEG C of 40~60min of stirring, plus
Enter dimethylformamide and obtain expanded graphite cyclodextrin complexes.
Preferably, binder is sodium carboxymethylcellulose and/or shellac.
Preferably, binder includes by weight：3~7 parts of sodium carboxymethylcellulose, 5~10 parts of shellac.
Preferably, flocculant is calcium polyacrylate (CPA) and/or polyaluminium sulfate.
Preferably, flocculant includes by weight：6~10 parts of calcium polyacrylate (CPA), 15~25 parts of polyaluminium sulfate.
Heretofore described Industrial Waste Water Treatments adsorbent is made using the preparation technology of general industry sewage adsorbent
It is standby.
In the present invention, attapulgite, potter's clay, expanded graphite cyclodextrin complexes, bamboo charcoal, CNT, luffa coordinate,
Moisture is not easy to pass therethrough, and the electric polarity with larger apparent surface and its surface and abundant gap structure, pin
To the waste water advantages of good adsorption effect containing heavy metal, and with low cost, economic benefits.
In expanded graphite cyclodextrin complexes, expanded graphite by after pretreatment, under the cooperation of NaOH and urea
It is compound with rice hull cellulose, coordinate with silica suspension, microorganism and bacteriophage can be effectively adsorbed, it is several in adsorbable absorption water
Whole microorganisms and bacteriophage, further with beta-schardinger dextrin mating reaction, beta-schardinger dextrin molecular shape is interior hydrophobic, outer parent
Slightly in the cavity structure of cone cylinder shape, it contains substantial amounts of primary hydroxyl and secondary hydroxyl to water, itself and above-mentioned pretreated expanded graphite
Combination degree is high, is acted on succinyl oxide under certain condition in addition, and product water solubility is fabulous, and absorption property is extremely strong, right
There is absorption and package action well in most of organic molecule and inorganic heavy metal, and recycling rate of waterused is good.
Expanded graphite cyclodextrin complexes coordinate with attapulgite, potter's clay, CNT, and greatly, inside contains specific surface area
There are a large amount of cavity body structures, composition complexity, a Stability Analysis of Structures material are cooperatively formed with bamboo charcoal, luffa, according to respective decontamination
Feature use in conjunction, by mutually making up, synergy substantially increases the dirt-removing power to trade effluent, coordinates specific
Flocculant and binding agent, not only bond strong, good moldability, not easy to crack and flocculation activity is high, and flocculation ability is extremely strong,
There is extremely excellent treatment effect so that discharged wastewater met the national standard in purification process containing heavy metal wastewater thereby, and with low cost, warp
Ji remarkable benefit,
Specific embodiment
Below, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of Industrial Waste Water Treatments adsorbent, its raw material includes by weight：30 parts of attapulgite, 40 parts of potter's clay, expansion
20 parts of graphite cyclodextrin complexes, 18 parts of bamboo charcoal, 10 parts of CNT, 10 parts of luffa, 8 parts of binder, 35 parts of flocculant, oxygen
Change 3 parts of bactericide.
Embodiment 2
A kind of Industrial Waste Water Treatments adsorbent, its raw material includes by weight：40 parts of attapulgite, 30 parts of potter's clay, expansion
30 parts of graphite cyclodextrin complexes, 10 parts of bamboo charcoal, 20 parts of CNT, 5 parts of luffa, 18 parts of binder, 20 parts of flocculant, oxygen
Change 5 parts of bactericide.
Expanded graphite cyclodextrin complexes are prepared using following technique：Expanded graphite, water are mixed, temperature is adjusted,
Addition NaOH, urea and rice hull cellulose stirring, cooling, insulation, heat up, and addition sulfuric acid solution regulation system pH value is into being in
Property, filter, wash with water, dry, pulverize, it is next immersed in being stirred in silica suspension, spray drying, add β-ring paste
Essence, NaOH, pyridine are mixed, and add succinyl oxide, adjust temperature, and stirring adds dimethylformamide to be expanded
Graphite cyclodextrin complexes.
Embodiment 3
A kind of Industrial Waste Water Treatments adsorbent, its raw material includes by weight：28 parts of attapulgite, 32 parts of potter's clay, expansion
25 parts of graphite cyclodextrin complexes, 12 parts of bamboo charcoal, 18 parts of CNT, 6 parts of luffa, 16 parts of sodium carboxymethylcellulose, poly- third
24 parts of olefin(e) acid calcium, 4.6 parts of oxidizing biocide.
Expanded graphite cyclodextrin complexes are prepared using following technique：20 parts of expanded graphites, 400 parts of water are mixed by weight
Stirring 40min is closed, mixing speed is 1000r/min, adjust the temperature to 2 DEG C, 35 parts of NaOH of addition, 4 parts of urea and 60 parts
Rice hull cellulose stirs 55min, is cooled to -25 DEG C, is incubated 1h, is warming up to 45 DEG C, adds sulfuric acid solution regulation system pH value to being in
Neutrality, filtering, washes with water, dry, pulverize, and is next immersed in stirring 8h in the silica suspension that concentration is 1wt%, stirs
Temperature is 85 DEG C, spray drying, adds 8 parts of beta-schardinger dextrins, 2 parts of NaOH, 60 parts of pyridines to mix 30min, stirring speed
It is 550r/min to spend, and adds 1.5 parts of succinyl oxides, adjusts the temperature to 60 DEG C of stirring 40min, adds dimethylformamide to obtain swollen
Swollen graphite cyclodextrin complexes.
Embodiment 4
A kind of Industrial Waste Water Treatments adsorbent, its raw material includes by weight：24 parts of attapulgite, 36 parts of potter's clay, expansion
22 parts of graphite cyclodextrin complexes, 15 parts of bamboo charcoal, 14 parts of CNT, 8 parts of luffa, 12 parts of shellac, 31 parts of polyaluminium sulfate,
4 parts of oxidizing biocide.
Expanded graphite cyclodextrin complexes are prepared using following technique：30 parts of expanded graphites, 300 parts of water are mixed by weight
Stirring 60min is closed, mixing speed is 600r/min, adjust the temperature to 5 DEG C, 25 parts of NaOH of addition, 10 parts of urea and 40 parts
Rice hull cellulose stirs 65min, is cooled to -15 DEG C, is incubated 3h, is warming up to 35 DEG C, adds sulfuric acid solution regulation system pH value to being in
Neutrality, filtering, washes with water, dry, pulverize, and is next immersed in stirring 4h in the silica suspension that concentration is 2wt%, stirs
Temperature is 98 DEG C, spray drying, adds 4 parts of beta-schardinger dextrins, 4 parts of NaOH, 40 parts of pyridines to mix 50min, stirring speed
It is 450r/min to spend, and adds 2.5 parts of succinyl oxides, adjusts the temperature to 50 DEG C of stirring 60min, adds dimethylformamide to obtain swollen
Swollen graphite cyclodextrin complexes.
Embodiment 5
A kind of Industrial Waste Water Treatments adsorbent, its raw material includes by weight：26 parts of attapulgite, 34 parts of potter's clay, expansion
24 parts of graphite cyclodextrin complexes, 13 parts of bamboo charcoal, 16 parts of CNT, 7 parts of luffa, 15 parts of binder, 26 parts of flocculant, oxygen
Change 4.2 parts of bactericide.
Binder includes by weight：5 parts of sodium carboxymethylcellulose, 8 parts of shellac.
Flocculant includes by weight：8 parts of calcium polyacrylate (CPA), 22 parts of polyaluminium sulfate.
Expanded graphite cyclodextrin complexes are prepared using following technique：26 parts of expanded graphites, 340 parts of water are mixed by weight
Stirring 55min is closed, mixing speed is 850r/min, adjust the temperature to 3 DEG C, add 31 portions of NaOH, 6 parts of urea and 52 portions of rice
Case fibre stirs 61min, is cooled to -22 DEG C, is incubated 2h, is warming up to 38 DEG C, and addition sulfuric acid solution regulation system pH value is into being in
Property, filtering is washed with water, dry, pulverize, be next immersed in stirring 6h in the silica suspension that concentration is 1.3wt%, stirs
Temperature is 88 DEG C, spray drying, adds 6 parts of beta-schardinger dextrins, 3 parts of NaOH, 55 parts of pyridines to mix 42min, stirring speed
It is 485r/min to spend, and adds 1.85 parts of succinyl oxides, adjusts the temperature to 58 DEG C of stirring 48min, adds dimethylformamide to obtain
Expanded graphite cyclodextrin complexes.
Industrial Waste Water Treatments adsorbent described in embodiment 1-5 is respectively weighed into 0.05g, is respectively put into trade effluent and is inhaled
Attached aptitude tests, wherein, the initial concentration of heavy metal ions in wastewater is 200mg/L, pH value 6.3,58 DEG C of adsorption temp, absorption
Time 120min, heavy metal ion adsorbed rate is not less than 99.88%, and residual heavy metal ion concentration is 0.11-0.16mg/L, and
Reuse still keeps the adsorption capacity of 94-100% for more than 100 times.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (8)
1. a kind of Industrial Waste Water Treatments adsorbent, it is characterised in that its raw material includes by weight：30~40 parts of attapulgite,
30~40 parts of potter's clay, 20~30 parts of expanded graphite cyclodextrin complexes, 10~18 parts of bamboo charcoal, 10~20 parts of CNT, sponge gourd
5~10 parts of network, 8~18 parts of binder, 20~35 parts of flocculant, 3~5 parts of oxidizing biocide.
2. Industrial Waste Water Treatments adsorbent according to claim 1, it is characterised in that expanded graphite cyclodextrin complexes are used
It is prepared by following technique：Expanded graphite, water are mixed, temperature is adjusted, the stirring of NaOH, urea and rice hull cellulose is added,
Cooling, insulation is heated up, and adds sulfuric acid solution regulation system pH value in neutrality, and filtering is washed with water, dry, pulverize, then
Stirred in immersion silica suspension, spray drying, add beta-schardinger dextrin, NaOH, pyridine to mix, add amber
Acid anhydrides, adjusts temperature, and stirring adds dimethylformamide to obtain expanded graphite cyclodextrin complexes.
3. Industrial Waste Water Treatments adsorbent according to claim 1 or claim 2, it is characterised in that expanded graphite cyclodextrin complexes
Prepared using following technique：Expanded graphite, water are mixed into 40~60min, mixing speed is 600~1000r/min, regulation
Temperature adds NaOH, urea and rice hull cellulose to stir 55~65min to 2~5 DEG C, is cooled to -15~-25 DEG C, insulation 1
~3h, is warming up to 35~45 DEG C, adds sulfuric acid solution regulation system pH value in neutrality, and filtering is washed with water, dry, pulverize,
It is next immersed in stirring 4~8h in the silica suspension that concentration is 1~2wt%, whipping temp is 85~98 DEG C, and spraying is dry
It is dry, add beta-schardinger dextrin, NaOH, pyridine to mix 30~50min, mixing speed is 450~550r/min, adds amber
Amber acid anhydrides, adjusts the temperature to 50~60 DEG C of 40~60min of stirring, adds dimethylformamide to obtain expanded graphite cyclodextrin and is combined
Thing.
4. the Industrial Waste Water Treatments adsorbent according to claim any one of 1-3, it is characterised in that expanded graphite cyclodextrin is answered
Compound is prepared using following technique：20~30 parts of expanded graphites, 300~400 parts of water are mixed 40 by weight~
60min, mixing speed is 600~1000r/min, adjusts the temperature to 2~5 DEG C, add 25~35 parts of NaOH, 4~10 parts
Urea and 40~60 parts of rice hull celluloses stir 55~65min, are cooled to -15~-25 DEG C, are incubated 1~3h, are warming up to 35~45
DEG C, add sulfuric acid solution regulation system pH value in neutrality, filtering is washed with water, dry, pulverize, be next immersed in concentration for 1~
4~8h is stirred in the silica suspension of 2wt%, whipping temp is 85~98 DEG C, spray drying, add 4~8 parts of β-ring paste
Essence, 2~4 parts of NaOH, 40~60 parts of pyridines mix 30~50min, and mixing speed is 450~550r/min, is added
1.5~2.5 parts of succinyl oxides, adjust the temperature to 50~60 DEG C of 40~60min of stirring, add dimethylformamide to obtain expanding stone
Black cyclodextrin complexes.
5. the Industrial Waste Water Treatments adsorbent according to claim any one of 1-4, it is characterised in that binder is fine carboxymethyl
The plain sodium of dimension and/or shellac.
6. the Industrial Waste Water Treatments adsorbent according to claim any one of 1-5, it is characterised in that binder is wrapped by weight
Include：3~7 parts of sodium carboxymethylcellulose, 5~10 parts of shellac.
7. the Industrial Waste Water Treatments adsorbent according to claim any one of 1-6, it is characterised in that flocculant is polyacrylic acid
Calcium and/or polyaluminium sulfate.
8. the Industrial Waste Water Treatments adsorbent according to claim any one of 1-7, it is characterised in that flocculant is wrapped by weight
Include：6~10 parts of calcium polyacrylate (CPA), 15~25 parts of polyaluminium sulfate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710075090.4A CN106830163A (en) | 2017-02-13 | 2017-02-13 | A kind of Industrial Waste Water Treatments adsorbent |
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| CN201710075090.4A CN106830163A (en) | 2017-02-13 | 2017-02-13 | A kind of Industrial Waste Water Treatments adsorbent |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107285446A (en) * | 2017-08-28 | 2017-10-24 | 湖南奇思环保有限公司 | A kind of flocculant and its synthetic method and application |
| CN108245996A (en) * | 2018-04-02 | 2018-07-06 | 苏州清荷坊环保科技有限公司 | A kind of filter screen for being used to adsorb heavy metals in industrial wastewater |
| CN109211630A (en) * | 2018-09-14 | 2019-01-15 | 徐州工程学院 | A kind of rapid detection method of content of heavy metal in foods |
| CN110339826A (en) * | 2019-07-11 | 2019-10-18 | 刘建恒 | A kind of mesoporous filtrate of lightweight and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107285446A (en) * | 2017-08-28 | 2017-10-24 | 湖南奇思环保有限公司 | A kind of flocculant and its synthetic method and application |
| CN108245996A (en) * | 2018-04-02 | 2018-07-06 | 苏州清荷坊环保科技有限公司 | A kind of filter screen for being used to adsorb heavy metals in industrial wastewater |
| CN109211630A (en) * | 2018-09-14 | 2019-01-15 | 徐州工程学院 | A kind of rapid detection method of content of heavy metal in foods |
| CN110339826A (en) * | 2019-07-11 | 2019-10-18 | 刘建恒 | A kind of mesoporous filtrate of lightweight and preparation method thereof |
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Application publication date: 20170613 |