CN103241817B - Combined flocculant - Google Patents
Combined flocculant Download PDFInfo
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- CN103241817B CN103241817B CN201310204686.1A CN201310204686A CN103241817B CN 103241817 B CN103241817 B CN 103241817B CN 201310204686 A CN201310204686 A CN 201310204686A CN 103241817 B CN103241817 B CN 103241817B
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Abstract
The invention discloses a combined flocculant composed of the following components in parts by weight: 5-10 parts of polymeric aluminum calcium chloride, 10-20 parts of aluminum trichloride, 10-20 parts of ferric citrate, 5-8 parts of polysulfide ferric chloride, 6-9 parts of polymeric ferric metasilicate, 2-3 parts of potassium ferrate, 5-10 parts of polyaluminum chloride, 10-15 parts of soluble coatings and 3-5 parts of flocculant activating components, wherein the flocculant activating components are selected from one or a combination of two from porous perlite micro powder and coal ash micro powder, and the particle size of the porous perlite micro powder is 200-300. The combined flocculant is good in humidity resistance, favorable in quality stability, long in quality guarantee period, high in adaptability for the natural environment and convenient to use.
Description
Technical field
The invention discloses a kind of water treatment additive, particularly a kind of combined flocculating agent.
Background technology
Flocculation agent is mainly to neutralize in some water with negative (just) and be electrically difficult to some particles that separate 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 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 combined flocculating agent, composition is 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 combined flocculating agent, composed of the following components: the polymerize aluminum chloride calcium of 5-10 weight part, the ironic citrate of the aluminum chloride 10-20 weight part of 10-20 weight part, the poly-sulphur iron(ic) chloride of 5-8 weight part, the polymeric silicicacid iron of 6-9 weight part, the potassium ferrate of 2-3 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, and the granularity of described expanded perlite micro mist is 200-300 order; Described flocculation agent is in the time that usage quantity is 1g/l, and the percent of decolourization of the soil mud draining that is 300-400mg/l to COD value is 96%-98%, and COD clearance is 87%-93%, and BOD clearance is 70%-78%, and total tp removal rate is 92%-94%, and total ammonia clearance is 48%-52%.
As a modification of the present invention, described flocculation agent activating component is the combination of described expanded perlite micro mist and flyash micro mist, and the weight ratio scope of expanded perlite micro mist and flyash micro mist is 3:2-5:3.
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, described polyacrylamide is a kind of in cationic-type polyacrylamide, anion-polyacrylamide or two kinds.
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, and flocculation stimulation effect is good, and flocculation treatment is with low cost.
The present invention by having 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 in flocculation agent, not only effectively improve 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, increase the deposition capability of flocculation agent gel, thereby promoted water treatment effect simultaneously, reduce secondary pollution, improved the quality of processing water.
Moisture resistance of the present invention is good, has good quality stability, and long quality-guarantee period has good adaptive faculty to physical environment, easy to use.
Embodiment
Embodiment mono-
The flocculation agent of the present embodiment consists of: the polymerize aluminum chloride calcium of 5 weight parts, the aluminum chloride of 10 weight parts, the ironic citrate of 10 weight parts, the poly-sulphur iron(ic) chloride of 5 weight parts, the polymeric silicicacid iron of 6 weight parts, the potassium ferrate of 2 weight parts; The polymerize aluminum chloride of 5 weight parts, the polyacrylamide of 10 weight parts, 200 order expanded perlite micro mists of 3 weight parts.
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 7.3, and percent of decolourization is 96.5%, COD clearance 87.8%, and BOD clearance is 73.6%, total tp removal rate 93.2%, total 48.9%, 20 micron of solid substance residual rate 25.5% of ammonia clearance, flocculation agent residual rate 10.6%.
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 polymerize aluminum chloride calcium of 10 weight parts, the aluminum chloride of 20 weight parts, the ironic citrate of 20 weight parts, the poly-sulphur iron(ic) chloride of 8 weight parts, the polymeric silicicacid iron of 9 weight parts, the potassium ferrate of 3 weight parts; The polymerize aluminum chloride of 10 weight parts, the polyacrylamide of 15 weight parts, 200 order expanded perlite micro mists of 5 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 97.5%, COD clearance 92.3%, BOD clearance is 77.2%, total tp removal rate 93.6%, total ammonia clearance 51.4%, 20 microns of solid substance residual rates 10.8%, flocculation agent residual rate 16.4%.
Embodiment tri-
Flocculation agent consists of the polymerize aluminum chloride calcium of 6 weight parts, the aluminum chloride of 12 weight parts, the ironic citrate of 13 weight parts, the poly-sulphur iron(ic) chloride of 6 weight parts, the polymeric silicicacid iron of 7 weight parts, the potassium ferrate of 3 weight parts; The polymerize aluminum chloride of 6 weight parts, the gelatin of 12 weight parts, 200 order expanded perlite micro mists of 2 weight parts, the flyash micro mist of 1.2 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 7.2 again, and percent of decolourization is 96.7%, COD clearance 90.3%, BOD clearance is 75.2%, total tp removal rate 93.4%, total ammonia clearance 50.2%, 20 microns of solid substance residual rates 20.8%, flocculation agent residual rate 12.7%.
Embodiment tetra-
Flocculation agent consists of the polymerize aluminum chloride calcium of 7.5 weight parts, the aluminum chloride of 15 weight parts, the ironic citrate of 15 weight parts, the poly-sulphur iron(ic) chloride of 6.5 weight parts, the polymeric silicicacid iron of 7.5 weight parts, the potassium ferrate of 2.5 weight parts; The polymerize aluminum chloride of 7.5 weight parts, the gelatin of 12.5 weight parts, 200 order expanded perlite micro mists of 2.1 weight parts, the flyash micro mist of 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 97.1%, COD clearance 88.7%, BOD clearance is 76.6%, total tp removal rate 93.6%, total ammonia clearance 47.2%, 20 microns of solid substance residual rates 18.2%, flocculation agent residual rate 14.6%.
Embodiment five
Flocculation agent consists of the polymerize aluminum chloride calcium of 8.5 weight parts, the aluminum chloride of 17.5 weight parts, the ironic citrate of 17.5 weight parts, the poly-sulphur iron(ic) chloride of 7 weight parts, the polymeric silicicacid iron of 8 weight parts, the potassium ferrate of 2.7 weight parts; The polymerize aluminum chloride of 8.5 weight parts, the polyacrylamide of 13.5 weight parts, 200 order expanded perlite micro mists of 2.4 weight parts, the flyash micro mist of 1.6 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 5 is 7.1 again, and percent of decolourization is 97.3%, COD clearance 90.7%, BOD clearance is 77.2%, total tp removal rate 93.8%, total ammonia clearance 49.2%, 20 microns of solid substance residual rates 14.2%, flocculation agent residual rate 15.2%.
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 made up 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 combined flocculating agent, composed of the following components: the polymerize aluminum chloride calcium of 5-10 weight part, the aluminum chloride of 10-20 weight part, the ironic citrate of 10-20 weight part, the poly-sulphur iron(ic) chloride of 5-8 weight part, the polymeric silicicacid iron of 6-9 weight part, the potassium ferrate of 2-3 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 one or more in polyacrylamide, gelatin, 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, and the granularity of described expanded perlite micro mist is 200-300 order; Described flocculation agent is in the time that usage quantity is 1g/l, and the percent of decolourization of the soil mud draining that is 300-400mg/l to COD value is 96%-98%, and COD clearance is 87%-93%, and BOD clearance is 70%-78%, and total tp removal rate is 92%-94%, and total ammonia clearance is 48%-52%.
2. a kind of combined flocculating agent according to claim 1, is characterized in that: described flocculation agent activating component is the combination of described expanded perlite micro mist and flyash micro mist, and the weight ratio scope of expanded perlite micro mist and flyash micro mist is 3:2-5:3.
3. a kind of combined flocculating agent according to claim 1, is characterized in that: described polyacrylamide is a kind of in cationic-type polyacrylamide, anion-polyacrylamide or two kinds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310204686.1A CN103241817B (en) | 2013-05-29 | 2013-05-29 | Combined flocculant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310204686.1A CN103241817B (en) | 2013-05-29 | 2013-05-29 | Combined flocculant |
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| CN103241817A CN103241817A (en) | 2013-08-14 |
| CN103241817B true CN103241817B (en) | 2014-06-25 |
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| CN201310204686.1A Expired - Fee Related CN103241817B (en) | 2013-05-29 | 2013-05-29 | Combined flocculant |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103420468B (en) * | 2013-09-14 | 2014-12-10 | 邢柯君 | Multi-element composite flocculant for treating printing and dying wastewater and textile wastewater and preparing 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 |
| CN106315795A (en) * | 2015-07-06 | 2017-01-11 | 迪建东 | Inorganic flocculating agent for coking waste water |
| CN105129881A (en) * | 2015-08-28 | 2015-12-09 | 邓忆凯 | Sewage treatment agent and preparation method thereof |
| CN105198061A (en) * | 2015-10-30 | 2015-12-30 | 朱忠良 | Flocculant composition and application thereof |
| CN105948199A (en) * | 2016-05-20 | 2016-09-21 | 张能力 | Composite water treatment flocculant and preparation method and application thereof |
| CN106669633A (en) * | 2017-01-19 | 2017-05-17 | 中国环境科学研究院 | Adsorption preparation for wastewater treatment and preparation method thereof |
| CN106967642A (en) * | 2017-04-13 | 2017-07-21 | 北京柯林沃德科技有限公司 | A kind of water remediation method based on Composite Photosynthetic Bacteria preparation |
| CN111170429A (en) * | 2019-12-30 | 2020-05-19 | 安徽得奇环保科技股份有限公司 | Environmental sewage treatment method and device |
| CN111977772B (en) * | 2020-08-10 | 2021-05-07 | 江苏泉之源环境技术有限公司 | Phosphorus removing agent for treating phosphorization wastewater |
Citations (5)
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|---|---|---|---|---|
| WO2006089466A1 (en) * | 2005-02-25 | 2006-08-31 | Meiyue Shi | A type of purifying agent for water treatment |
| CN101172684A (en) * | 2007-10-09 | 2008-05-07 | 王贵明 | Method for industrial production of polymeric aluminum ferric chloride water purification agent with coal ash |
| CN101327978A (en) * | 2008-07-15 | 2008-12-24 | 南通立源水处理技术有限公司 | Slow release composite flocculant |
| CN102115235A (en) * | 2009-12-31 | 2011-07-06 | 宋晓东 | Environment-friendly flocculating degreaser |
| CN103011357A (en) * | 2012-11-27 | 2013-04-03 | 常州大学 | Household green and health-care water purifying agent |
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2013
- 2013-05-29 CN CN201310204686.1A patent/CN103241817B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006089466A1 (en) * | 2005-02-25 | 2006-08-31 | Meiyue Shi | A type of purifying agent for water treatment |
| CN101172684A (en) * | 2007-10-09 | 2008-05-07 | 王贵明 | Method for industrial production of polymeric aluminum ferric chloride water purification agent with coal ash |
| CN101327978A (en) * | 2008-07-15 | 2008-12-24 | 南通立源水处理技术有限公司 | Slow release composite flocculant |
| CN102115235A (en) * | 2009-12-31 | 2011-07-06 | 宋晓东 | Environment-friendly flocculating degreaser |
| CN103011357A (en) * | 2012-11-27 | 2013-04-03 | 常州大学 | Household green and health-care water purifying agent |
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Granted publication date: 20140625 Termination date: 20210529 |