CN103623790A - High-polymer functional material for adsorbing and treating organic chemical industry wastewater and preparation method thereof - Google Patents
High-polymer functional material for adsorbing and treating organic chemical industry wastewater and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a high-polymer functional material for adsorbing and treating organic chemical industry wastewater and a preparation method thereof. The preparation method comprises the following steps: preparing a NH4HCO3 solution, a Ca(NO3)2 solution, a (NH4)2HPO4 solution, a NaOH solution, a nitric acid solution, a urea water solution and a calcium potassium ethylenediamine tetraacetate solution into a mixed solution F; preparing a styrene chloroformic solution, a divinylbenzene chloroformic solution and an azodiisobutyronitrile chloroformic solution into a mixed solution M; dropwisely adding the mixed solution F into the mixed solution M to obtain a mixed solution O; dropwisely adding the mixed solution O into a polyvinyl alcohol solution to obtain a mixed solution P; and adding the polyvinyl alcohol solution into the mixed solution P, and centrifuging to obtain the high-polymer functional material for adsorbing and treating organic chemical industry wastewater. The manufacturing technique is simple; and the prepared high-polymer functional material has the functions of slowing release of phosphorus and adsorbing pollutants in organic chemical industry wastewater.
Description
Technical field
The invention belongs to the processing technology field of organic chemical waste water, particularly a kind of polymer-function material for adsorption treatment organic chemical waste water and preparation method.
Background technology
Organic chemical waste water relates to a plurality of industries such as the energy, mineral products, chemical industry, and Adsorption-Biodegradation occupies important function as a kind of water technology of combining in the processing of sewage.The most frequently used sorbing material of absorption organic pollution can be divided into physisorption material, chemisorbed material and biological adsorption material at present.Wherein, physisorption material has active carbon, molecular sieve, zeolite, atlapulgite and clay minerals etc. to have the solid of high-specific surface area, have advantages of that eliminating efficiency is high, enrichment function is strong, but also poor, the easy desorption of existence and stability, be subject to the deficiencies such as influence of temperature change.Chemisorbed material mainly comprises silica gel, synthetic fibers, resin, utilizes the molecularly imprinted polymer of biochemistry and Polymer Synthesizing etc.Conventional biological adsorption material has broad leaved plant, the microorganism in fungi, soil and water etc.In the organic process of microbial degradation, need the participation of phosphorus nutrition element, in the waste water of generally organic chemical industry enterprise discharge, the contained nutrients such as phosphorus cannot meet the requirement of microorganism, yet the adsorbent with slowly-releasing phosphorus function can meet this requirement.But, also lack the sorbing material of processing for the organic chemical waste water that lacks phosphorus at present.
Summary of the invention
The object of this invention is to provide a kind of polymer-function material for adsorption treatment organic chemical waste water and preparation method.Its concrete steps are as follows:
(1) NH that is 0.35mol/L by 100mL concentration
4hCO
3ca (the NO that solution and 100mL concentration are 0.25mol/L
3)
2solution, obtains mixed liquor A after mixing;
(2) (the NH that is 0.35mol/L by 100mL concentration
4)
2hPO
4solution is slowly added drop-wise in 200mL mixed liquor A under the condition stirring, and obtains mixed liquid B;
(3) in mixed liquid B, dropwise add dense HNO
3to clarification, obtain mixed liquor C;
(4) it is 3.5 that the hydrochloric acid solution that the NaOH solution that is 0.01mol/L by concentration and concentration are 0.01mol/L regulates the pH value of mixed liquor C, obtains mixed liquor D;
(5) to adding 100mL concentration in mixed liquor D, be the NH of 1.1mol/L
4the Cl aqueous solution, obtains mixed liquor E after mixing;
(6) to adding 50mL concentration in mixed liquor E, be the Ca-EDTA potassium solution of 0.15mol/L, after mixing, obtain mixed liquor F;
(7) the azodiisobutyronitrile chloroformic solution that the divinylbenzene chloroformic solution that the styrene chloroformic solution that is 11.5% by 200mL mass fraction, 40mL mass fraction are 9.5% and 40mL mass fraction are 1.5% fully mixes, and obtains mixed liquor M;
(8) 70mL mixed liquor F is added drop-wise in mixed liquor M under 1000r/min stirring condition, then under 1000r/min condition, stirs 8min, obtain mixed liquor O;
(9) 420mL mixed liquor O being added drop-wise under 1000r/min stirring condition to 210mL mass fraction is, in 5.5% poly-vinyl alcohol solution, then under 1000r/min condition, to stir 8min, obtains mixed liquor P;
(10) poly-vinyl alcohol solution that is 0.7% by 1380mL mass fraction joins in mixed liquor P, under 1000r/min condition, stir 7～8h, then at rotating speed, be under 6000r/min condition, to carry out centrifugation, then with deionized water washing 3 times, freeze drying can obtain the polymer-function material for adsorption treatment organic chemical waste water.
The invention has the beneficial effects as follows, manufacture craft is simple, and the polymer-function material making has the function of pollutant in slowly-releasing phosphorus function, absorption organic chemical waste water.
The specific embodiment
The invention provides a kind of polymer-function material for adsorption treatment organic chemical waste water and preparation method, with an embodiment, the present invention is described below.
Embodiment 1.
The NH that is 0.35mol/L by 100mL concentration
4hCO
3ca (the NO that solution and 100mL concentration are 0.25mol/L
3)
2solution, obtains mixed liquor A after mixing; (the NH that is 0.35mol/L by 100mL concentration
4)
2hPO
4solution is slowly added drop-wise in 200mL mixed liquor A under the condition stirring, and obtains mixed liquid B; In mixed liquid B, dropwise add dense HNO
3to clarification, obtain mixed liquor C; It is 3.5 that the hydrochloric acid solution that the NaOH solution that is 0.01mol/L by concentration and concentration are 0.01mol/L regulates the pH value of mixed liquor C, obtains mixed liquor D; To adding 100mL concentration in mixed liquor D, be the NH of 1.1mol/L
4the Cl aqueous solution, obtains mixed liquor E after mixing; To adding 50mL concentration in mixed liquor E, be the Ca-EDTA potassium solution of 0.15mol/L, after mixing, obtain mixed liquor F;
The azodiisobutyronitrile chloroformic solution that the divinylbenzene chloroformic solution that the styrene chloroformic solution that is 11.5% by 200mL mass fraction, 40mL mass fraction are 9.5% and 40mL mass fraction are 1.5% fully mixes, and obtains mixed liquor M;
60mL mixed liquor F is added drop-wise in mixed liquor M under 1000r/min stirring condition, then under 1000r/min condition, stirs 8min, obtain mixed liquor O;
It is in 5.5% poly-vinyl alcohol solution that 420mL mixed liquor O is added drop-wise to 210mL mass fraction under 1000r/min stirring condition, then under 1000r/min condition, stirs 8min, obtains mixed liquor P;
The poly-vinyl alcohol solution that is 0.7% by 1380mL mass fraction joins in mixed liquor P, under 1000r/min condition, stir 7～8h, then at rotating speed, be under 6000r/min condition, to carry out centrifugation, then with deionized water washing 3 times, freeze drying can obtain the polymer-function material for adsorption treatment organic chemical waste water.
Be that the polymer-function material that uses the inventive method to make has carried out absorption and biodegradation test to organic chemical waste water below, further illustrate the present invention.
The polymer-function material that uses the inventive method to make has carried out absorption and biodegradation test to organic chemical waste water, result shows that this polymer-function material can effectively adsorb and biodegradation the pollutant in organic chemical waste water: when influent COD is 575mg/L, the COD after processing in water outlet can be reduced to below 41mg/L.
Claims (1)
1. for polymer-function material and the preparation method of adsorption treatment organic chemical waste water, it is characterized in that, the concrete steps of this technique are as follows:
(1) NH that is 0.35mol/L by 100mL concentration
4hCO
3ca (the NO that solution and 100mL concentration are 0.25mol/L
3)
2solution, obtains mixed liquor A after mixing;
(2) (the NH that is 0.35mol/L by 100mL concentration
4)
2hPO
4solution is slowly added drop-wise in 200mL mixed liquor A under the condition stirring, and obtains mixed liquid B;
(3) in mixed liquid B, dropwise add dense HNO
3to clarification, obtain mixed liquor C;
(4) it is 3.5 that the hydrochloric acid solution that the NaOH solution that is 0.01mol/L by concentration and concentration are 0.01mol/L regulates the pH value of mixed liquor C, obtains mixed liquor D;
(5) to adding 100mL concentration in mixed liquor D, be the NH of 1.1mol/L
4the Cl aqueous solution, obtains mixed liquor E after mixing;
(6) to adding 50mL concentration in mixed liquor E, be the Ca-EDTA potassium solution of 0.15mol/L, after mixing, obtain mixed liquor F;
(7) the azodiisobutyronitrile chloroformic solution that the divinylbenzene chloroformic solution that the styrene chloroformic solution that is 11.5% by 200mL mass fraction, 40mL mass fraction are 9.5% and 40mL mass fraction are 1.5% fully mixes, and obtains mixed liquor M;
(8) 70mL mixed liquor F is added drop-wise in mixed liquor M under 1000r/min stirring condition, then under 1000r/min condition, stirs 8min, obtain mixed liquor O;
(9) 420mL mixed liquor O being added drop-wise under 1000r/min stirring condition to 210mL mass fraction is, in 5.5% poly-vinyl alcohol solution, then under 1000r/min condition, to stir 8min, obtains mixed liquor P;
(10) poly-vinyl alcohol solution that is 0.7% by 1380mL mass fraction joins in mixed liquor P, under 1000r/min condition, stir 7～8h, then at rotating speed, be under 6000r/min condition, to carry out centrifugation, then with deionized water washing 3 times, freeze drying can obtain the polymer-function material for adsorption treatment organic chemical waste water.
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| CN201310686477.5A CN103623790B (en) | 2013-12-12 | 2013-12-12 | For polymer-function material and the preparation method of adsorption treatment organic chemical waste water |
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| CN103623790B CN103623790B (en) | 2015-09-09 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106215902A (en) * | 2016-09-24 | 2016-12-14 | 北京益净环保设备科技有限公司 | Feature board for adsorption of aniline and preparation method thereof |
| CN106215901A (en) * | 2016-09-24 | 2016-12-14 | 北京益净环保设备科技有限公司 | For feature board adsorbing quinoline and preparation method thereof |
| CN106215903A (en) * | 2016-09-24 | 2016-12-14 | 北京益净环保设备科技有限公司 | For feature board adsorbing phthalic acid ester and preparation method thereof |
| CN106238018A (en) * | 2016-09-24 | 2016-12-21 | 北京益净环保设备科技有限公司 | For granule adsorbent adsorbing parathion-methyl and preparation method thereof |
| CN106693921A (en) * | 2015-07-28 | 2017-05-24 | 江苏吉华化工有限公司 | High polymer adsorbing material for organic chemical wastewater |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106693921A (en) * | 2015-07-28 | 2017-05-24 | 江苏吉华化工有限公司 | High polymer adsorbing material for organic chemical wastewater |
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| CN106215903A (en) * | 2016-09-24 | 2016-12-14 | 北京益净环保设备科技有限公司 | For feature board adsorbing phthalic acid ester and preparation method thereof |
| CN106238018A (en) * | 2016-09-24 | 2016-12-21 | 北京益净环保设备科技有限公司 | For granule adsorbent adsorbing parathion-methyl and preparation method thereof |
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