CN103253752B - High-efficiency flocculant - Google Patents
High-efficiency flocculant Download PDFInfo
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- CN103253752B CN103253752B CN201310204687.6A CN201310204687A CN103253752B CN 103253752 B CN103253752 B CN 103253752B CN 201310204687 A CN201310204687 A CN 201310204687A CN 103253752 B CN103253752 B CN 103253752B
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- flocculation agent
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Abstract
The invention discloses a high-efficiency flocculant which is composed of the following components in parts by weight: 15-25 parts of polyaluminum silicate sulfate-aluminum potassium sulfate mixture, 5-10 parts of ferric citrate, 3-5 parts of potassium ferrate, 2-5 parts of polyferric chloride phosphate, 5-10 parts of polyferric phosphate, 5-10 parts of polyaluminum chloride, 10-15 parts of soluble coating and 3-5 parts of flocculant activating component. The flocculant activating component is selected from one or combination of expanded perlite micropowder and fly ash micropowder, wherein the weight ratio of the expanded perlite micropowder to the fly ash micropowder is 3:2-5:3. The flocculant disclosed by the invention has the advantages of wide raw material sources, low production cost, low material input, favorable flocculation activating effect and low flocculation processing cost.
Description
Technical field
The invention discloses a kind of water treatment additive, particularly a kind of flocculation agent.
Background technology
Flocculation agent is mainly to neutralize in some water with negative (just) and be electrically difficult to some separated particles or be particle with just (bearing) electrical group, reduce its electromotive force, it is played pendulum, and utilize its aggregation property that these particles are concentrated, and separate by physics or chemical process.Be generally the medicament that reaches this object and use, be referred to as flocculation agent.Flocculation agent is mainly used in feedwater and sewage treatment area.Chemical agent coagulating sedimentation is the method for generally using in water technology.The method has less investment, takes up an area little, the feature such as working cost is low, wide adaptability.In water treatment coagulating sedimentation, relate to widely flocculation agent feed intake opportunity, feed intake environment control, charging capacity, stimulation effect etc., to reach suitable flocculating effect, meet the requirement to water treatment.The ubiquity usefulness performance in water treatment procedure of existing flocculation agent is insufficient, and dosage is large, and medicament waste is serious, increases cost of water treatment and even causes secondary pollution, causes the problems such as water treatment is not up to standard.
Summary of the invention
For addressing the above problem, the invention discloses a kind of flocculation agent, form simple, raw material sources are extensive, with low cost, production and application is convenient, and charging capacity is little, stimulation effect is good, flocculating effect is good, can efficiently generate gel flocculation deposition, thereby can effectively reduce flocculating and purifying cost, improve the utilization ratio of water treatment efficiency and flocculation agent, be conducive to reduce the cost of water treatment.
For achieving the above object, the method that the present invention adopts is: a kind of flocculation agent, composed of the following components: the polymeric aluminum sulfate silicate of 15-25 weight part and the mixture of potassium aluminium sulfate, the ironic citrate of 5-10 weight part, the potassium ferrate of 3-5 weight part, the poly-phosphorus iron(ic) chloride of 2-5 weight part, the polymer phosphate iron of 5-10 weight part, the polymerize aluminum chloride of 5-10 weight part, the solubility coating of 10-15 weight part, and the flocculation agent activating component of 3-5 weight part, described flocculation agent activating component is selected from one or both combinations of expanded perlite micro mist and flyash micro mist, wherein the weight ratio scope of expanded perlite micro mist and flyash micro mist is 3:2-5:3, described flocculation agent is when usage quantity is 1g/l, and the percent of decolourization of the soil mud draining that is 300-400mg/l to COD value is 97%-99%, and COD clearance is 88%-93%, and BOD clearance is 72%-78%, and total tp removal rate is 91%-93%, and total ammonia clearance is 44%-48%.
As a modification of the present invention, described solubility coating is selected from one or more in polyacrylamide, gelatin, soluble cellulose.
As a modification of the present invention, the granularity of described expanded perlite micro mist is 200-300 order.
As a modification of the present invention, described polyacrylamide is the mixture of a kind of or two or more arbitrary proportions in cationic-type polyacrylamide, anion-polyacrylamide, zwitter-ion polyacrylamide, non-ionic polyacrylamide.
The invention has the beneficial effects as follows:
Flocculation agent disclosed by the invention, raw material sources are extensive, low production cost, charging capacity is little, flocculation stimulation effect is good, and flocculation treatment is with low cost, and moisture resistance has well good quality stability simultaneously, long quality-guarantee period, has good adaptive faculty to physical environment, easy to use.
A kind of improvement of flocculation agent disclosed by the invention, in described flocculation agent, added the flocculation agent activating component that is selected from a kind of or two combinations, the 3-5 weight part in expanded perlite micro mist and flyash micro mist, not only effectively improved the nucleation performance of stimulation effect and the gel of flocculation agent, be conducive to reduce charging capacity, promote water treatment capacity, can regulate the proportion of flocculation jello simultaneously, increase the deposition capability of flocculation agent gel, thereby promoted water treatment effect, reduce secondary pollution, improved the quality of processing water.
Embodiment
Embodiment mono-
The flocculation agent of the present embodiment consists of: the polymeric aluminum sulfate silicate of 15 weight parts and the mixture of potassium aluminium sulfate, polymeric aluminum sulfate silicate 5 weight parts wherein, potassium aluminium sulfate 10 weight parts, the ironic citrate of 5 weight parts, the potassium ferrate of 3 weight parts, the poly-phosphorus iron(ic) chloride of 2 weight parts, the polymer phosphate iron of 5 weight parts, the polymerize aluminum chloride of 5 weight parts, the cationic polyacrylamide of 10 weight parts, and 3 weight part 200 object expanded perlite micro mists.
Get after the draining of 200mL soil mud, experimental group 1 and experimental group 2 are set: experimental group 1 is added the present embodiment flocculation agent 200mg, experimental group 2 is added commercially available flocculation agent 200mg, and stirring and evenly mixing, is precipitated to clarification, then detects respectively.
Wherein the processing water ph value of experimental group 1 is 7.2, and percent of decolourization is 97.4%, COD clearance 89.1%, and BOD clearance is 72.8%, total tp removal rate 91.2%, total 45.2%, 20 micron of solid substance residual rate 20.2% of ammonia clearance, flocculation agent residual rate 10.3%.
The processing water ph value of experimental group 2 is 7.5, and percent of decolourization is 60%, COD clearance 50%, and BOD clearance is 35%, total tp removal rate 50%, total 10%, 20 micron of solid substance residual rate 65% of ammonia clearance, flocculation agent residual rate 53%.
Embodiment bis-
Flocculation agent consists of: the polymeric aluminum sulfate silicate of 25 weight parts and the mixture of potassium aluminium sulfate, polymeric aluminum sulfate silicate 10 weight parts wherein, potassium aluminium sulfate 15 weight parts, the ironic citrate of 10 weight parts, the potassium ferrate of 5 weight parts, the poly-phosphorus iron(ic) chloride of 5 weight parts, the polymer phosphate iron of 10 weight parts, the polymerize aluminum chloride of 10 weight parts, the anionic polyacrylamide of 15 weight parts, 200 order expanded perlite micro mist 3 weight parts, flyash micro mist 2 weight parts.
Experimental group 3 is got after the draining of 200mL soil mud, adds the present embodiment flocculation agent 200mg, stirring and evenly mixing, be precipitated to clarification, detect, wherein the processing water ph value of experimental group 3 is 7.1 again, and percent of decolourization is 98.6%, COD clearance 92.7%, BOD clearance is 77.3%, total tp removal rate 92.4%, total ammonia clearance 47.6%, 20 microns of solid substance residual rates 10.4%, flocculation agent residual rate 18.3%.
Embodiment tri-
Flocculation agent consists of: the polymeric aluminum sulfate silicate of 20 weight parts and the mixture of potassium aluminium sulfate, polymeric aluminum sulfate silicate 10 weight parts wherein, potassium aluminium sulfate 10 weight parts, the ironic citrate of 7.5 weight parts, the potassium ferrate of 4 weight parts, the poly-phosphorus iron(ic) chloride of 3.5 weight parts, the polymer phosphate iron of 7.5 weight parts, the polymerize aluminum chloride of 7.5 weight parts, the non-ionic polyacrylamide of 12.5 weight parts, 200 order expanded perlite micro mist 2.4 weight parts, flyash micro mist 1.6 weight parts.
Experimental group 4 is got after the draining of 200mL soil mud, adds the present embodiment flocculation agent 200mg, stirring and evenly mixing, be precipitated to clarification, detect, wherein the processing water ph value of experimental group 4 is 7.1 again, and percent of decolourization is 98.2%, COD clearance 91.6%, BOD clearance is 75.6%, total tp removal rate 91.8%, total ammonia clearance 46.4%, 20 microns of solid substance residual rates 15.2%, flocculation agent residual rate 14.4%.
Embodiment tetra-
Flocculation agent consists of: the polymeric aluminum sulfate silicate of 18 weight parts and the mixture of potassium aluminium sulfate, polymeric aluminum sulfate silicate 8 weight parts wherein, potassium aluminium sulfate 10 weight parts, the ironic citrate of 7 weight parts, the potassium ferrate of 3.5 weight parts, the poly-phosphorus iron(ic) chloride of 3 weight parts, the polymer phosphate iron of 7 weight parts, the polymerize aluminum chloride of 7 weight parts, the non-ionic polyacrylamide of 12 weight parts, 200 order expanded perlite micro mist 2.1 weight parts, flyash micro mist 1.4 weight parts.
Experimental group 5 is got after the draining of 200mL soil mud, adds the present embodiment flocculation agent 200mg, stirring and evenly mixing, be precipitated to clarification, detect, wherein the processing water ph value of experimental group 5 is 7.2 again, and percent of decolourization is 97.6%, COD clearance 90.4%, BOD clearance is 74.2%, total tp removal rate 91.5%, total ammonia clearance 45.9%, 20 microns of solid substance residual rates 18.4%, flocculation agent residual rate 14.4%.
Embodiment five
Flocculation agent consists of: the polymeric aluminum sulfate silicate of 22 weight parts and the mixture of potassium aluminium sulfate, polymeric aluminum sulfate silicate 11 weight parts wherein, potassium aluminium sulfate 11 weight parts, the ironic citrate of 8 weight parts, the potassium ferrate of 4.5 weight parts, the poly-phosphorus iron(ic) chloride of 4 weight parts, the polymer phosphate iron of 8 weight parts, the polymerize aluminum chloride of 8 weight parts, the non-ionic polyacrylamide of 13 weight parts, 200 order expanded perlite micro mist 3 weight parts, flyash micro mist 1.8 weight parts.
Experimental group 6 is got after the draining of 200mL soil mud, adds the present embodiment flocculation agent 200mg, stirring and evenly mixing, be precipitated to clarification, detect, wherein the processing water ph value of experimental group 4 is 7.1 again, and percent of decolourization is 98.4%, COD clearance 92.3%, BOD clearance is 76.7%, total tp removal rate 92.2%, total ammonia clearance 46.6%, 20 microns of solid substance residual rates 13.4%, flocculation agent residual rate 17.2%.
The disclosed technique means of the present invention program is not limited only to the disclosed technique means of above-mentioned technique means, also comprises the technical scheme being comprised of above technical characterictic arbitrary combination.The above is the specific embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (3)
1. a flocculation agent, composed of the following components: the polymeric aluminum sulfate silicate of 15-25 weight part and the mixture of potassium aluminium sulfate, the ironic citrate of 5-10 weight part, the potassium ferrate of 3-5 weight part, the poly-phosphorus iron(ic) chloride of 2-5 weight part, the polymer phosphate iron of 5-10 weight part, the polymerize aluminum chloride of 5-10 weight part, the solubility coating of 10-15 weight part, described solubility coating is selected from polyacrylamide, gelatin, one or more in soluble cellulose, and the flocculation agent activating component of 3-5 weight part, described flocculation agent activating component is selected from one or both combinations of expanded perlite micro mist and flyash micro mist, when described flocculation agent activating component is selected from two kinds of combinations of expanded perlite micro mist and flyash micro mist, the weight ratio scope of expanded perlite micro mist and flyash micro mist is 3:2-5:3, described flocculation agent is when usage quantity is 1g/l, and the percent of decolourization of the soil mud draining that is 300-400mg/l to COD value is 97%-99%, and COD clearance is 88%-93%, and BOD clearance is 72%-78%, and total tp removal rate is 91%-93%, and total ammonia clearance is 44%-48%.
2. a kind of flocculation agent according to claim 1, is characterized in that: the granularity of described expanded perlite micro mist is 200-300 order.
3. a kind of flocculation agent according to claim 1, is characterized in that: described polyacrylamide is the mixture of a kind of or two or more arbitrary proportions in cationic-type polyacrylamide, anion-polyacrylamide, zwitter-ion polyacrylamide, non-ionic polyacrylamide.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310204687.6A CN103253752B (en) | 2013-05-29 | 2013-05-29 | High-efficiency flocculant |
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| CN201310204687.6A CN103253752B (en) | 2013-05-29 | 2013-05-29 | High-efficiency flocculant |
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| CN103253752A CN103253752A (en) | 2013-08-21 |
| CN103253752B true CN103253752B (en) | 2014-02-26 |
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| CN103788381B (en) * | 2014-01-21 | 2016-07-13 | 浙江理工大学 | A kind of preparation method of Poise C-80M base flocculant |
| CN103947691B (en) * | 2014-04-18 | 2016-04-27 | 安徽省中日农业环保科技有限公司 | A kind of hydrogen peroxide/polymeric aluminum sulfate silicate compound cyanophyte inorganic agent and preparation method thereof |
| CN104402166A (en) * | 2014-10-16 | 2015-03-11 | 滁州友林科技发展有限公司 | Industrial sewage treatment process |
| CN104445547A (en) * | 2014-11-06 | 2015-03-25 | 无锡伊佩克科技有限公司 | Flocculating agent and preparation method thereof |
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| CN105036275A (en) * | 2015-08-28 | 2015-11-11 | 邓忆凯 | Composite flocculant for wastewater treatment and preparation method thereof |
| CN105084484A (en) * | 2015-08-28 | 2015-11-25 | 邓忆凯 | Flocculating agent for treating waste water and preparation method of flocculating agent |
| CN105129940A (en) * | 2015-08-28 | 2015-12-09 | 邓忆凯 | Novel industrial wastewater flocculating agent and preparation method thereof |
| CN105198057A (en) * | 2015-10-13 | 2015-12-30 | 桂林市春晓环保科技有限公司 | Industrial wastewater flocculating agent and preparation method thereof |
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| CN105236534A (en) * | 2015-10-13 | 2016-01-13 | 桂林市春晓环保科技有限公司 | Composite flocculating agent for treating industrial wastewater and preparation method thereof |
| CN105236535A (en) * | 2015-10-13 | 2016-01-13 | 桂林市春晓环保科技有限公司 | Compound flocculating agent and preparation method thereof |
| CN105948213A (en) * | 2016-05-06 | 2016-09-21 | 林元文 | Industrial sewage treatment agent |
| CN106116072A (en) * | 2016-07-29 | 2016-11-16 | 张凯悦 | A kind of positive ester Contaminated Sewage Sludge inorganic agent of phthalic acid two and preparation method thereof |
| CN106115885A (en) * | 2016-08-18 | 2016-11-16 | 桂林市春晓环保科技有限公司 | A kind of sewage treatment drug and preparation method thereof |
| CN106587313A (en) * | 2016-12-11 | 2017-04-26 | 钦州学院 | Dephosphorization flocculating agent and preparation method thereof |
| CN106630057A (en) * | 2016-12-14 | 2017-05-10 | 安徽吉思特智能装备有限公司 | Fly ash composite polyferric sulfate flocculating agent and preparation method thereof |
| CN107973382A (en) * | 2017-11-28 | 2018-05-01 | 芜湖上水源环保科技有限公司 | A kind of composite flocculation agent of rapid precipitation |
| CN107963690A (en) * | 2017-11-28 | 2018-04-27 | 芜湖上水源环保科技有限公司 | A kind of efficiently dyeing waste water flocculant preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1192979C (en) * | 2001-06-26 | 2005-03-16 | 刘明华 | Organic-inorganic composite flocculant and its preparing process |
| CN100430325C (en) * | 2003-01-31 | 2008-11-05 | 出光兴产株式会社 | Method for treating waste water containing hardly decomposable harmful substances |
| CN1272258C (en) * | 2005-02-25 | 2006-08-30 | 史梅约 | Water quality purifying agent |
| CN101327976B (en) * | 2008-07-15 | 2012-01-25 | 南通立源水业科技发展有限公司 | Efficient water treatment flocculant |
| CN102531329A (en) * | 2012-01-09 | 2012-07-04 | 苏州格瑞特环保科技产业发展有限公司 | Organic composite flocculant for conditioning and dehydration of sludge |
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Granted publication date: 20140226 Termination date: 20190529 |