CN105217766A - Solid is except deodorizing coagulant and its production and use - Google Patents
Solid is except deodorizing coagulant and its production and use Download PDFInfo
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- CN105217766A CN105217766A CN201510688273.4A CN201510688273A CN105217766A CN 105217766 A CN105217766 A CN 105217766A CN 201510688273 A CN201510688273 A CN 201510688273A CN 105217766 A CN105217766 A CN 105217766A
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Abstract
The present invention relates to a kind of solid except deodorizing coagulant, meter comprises following component by weight: poly dimethyldiallyl ammonium chloride homopolymer 15 ~ 25 parts, 20 ~ 40 parts, volcanics, dodecyl benzyl dimethyl ammonium chloride 40 ~ 60 parts, gac 5 ~ 15 parts.The solid obtained all can be removed by efficient adsorption except the particle of deodorizing coagulant, organic pollutant inorganic to solvability in waste water, suspension, hydrogen sulfide, sulfurous gas and microorganism mushroom, reach good sedimentation clarifying effect, effective reduction COD, removes the irritating smell of waste water, decreasing pollution.The solid obtained by preparation method of the present invention directly can add use except deodorizing coagulant, does not need to dissolve, and can save a large amount of dissolved water, reduces the secondary pollution that dissolved water causes.
Description
Technical field
The present invention relates to a kind of water conditioner, particularly relate to a kind of solid except deodorizing coagulant, meanwhile, the invention still further relates to preparation method and purposes that this solid removes deodorizing coagulant.
Background technology
Along with the development of human society, the expansion of industrial and agricultural production scale, the demand of the mankind to clean fresh water grows with each passing day, but owing to failing effectively to utilize and reasonable development to water resources in social production, life, cause water resource pollution serious, the eubiosis is destroyed, thus causes short water supply, jeopardizes human lives.Relevant report according to China environmental protection portion: the trunk river organic contamination of China is serious, and in the trend constantly expanded, pollution of waterhead becomes increasingly conspicuous; In large-scale freshwater lake, most of lake is in eutrophic state, and water quality is poor; In addition, the underground water of national most cities is polluted, and the part index number in partial area exceeds standard, and pollution problem go fromes bad to worse.Trade effluent is one of major source of water resource pollution, and trade effluent refers to the waste water of discharging in Industrial processes, comprises technological process water, machinery equipment water coolant, fume washing water, equipment and place washing water etc.Because industrial type is various, and often kind of industry is made up of multistage technology, therefore the wastewater property produced is completely different, composition is also very complicated, wherein the trade effluent soluble inorganic pollutent, the organic pollutant content that produce of chemical industry, medicine, field of butchering is high, with often with higher look, smell, taste, often owing to being difficult to biodegradable inorganic, organic pollutant and pungent smell causes and cannot reach emission standard after biological treatment, seriously polluted.Current chemical industry, medicine, butcher the trade effluent in field, the compound that the water conditioner of normal use is polymerize aluminum chloride and polyacrylamide, but in use there is aluminium poison problem in inorganic polymer polymeric aluminum flocculating agent, secondary pollution can be caused to water resources, and restriction can be produced to the use of medicament at extremely frigid zones, cause treatment effect undesirable, can not processing requirements be reached.
Summary of the invention
For solving the deficiencies in the prior art, the invention provides and there is the solid of good treatment effect except deodorizing coagulant to waste water.
For achieving the above object, solid of the present invention is except deodorizing coagulant, and meter comprises following component by weight: poly dimethyldiallyl ammonium chloride homopolymer 15 ~ 25 parts, 20 ~ 40 parts, volcanics, dodecyl benzyl dimethyl ammonium chloride 40 ~ 60 parts, gac 5 ~ 15 parts.
As the restriction to aforesaid way, described solid comprises following component except deodorizing coagulant is counted by weight: poly dimethyldiallyl ammonium chloride homopolymer 20 ~ 25 parts, 25 ~ 35 parts, volcanics, dodecyl benzyl dimethyl ammonium chloride 45 ~ 55 parts, gac 5 ~ 10 parts.
Poly dimethyldiallyl ammonium chloride homopolymer is cationic flocculant, has higher electric density, larger molecular weight and flexible linear molecular chain, has excellent flocculation and adsorption, volcanics is the hypersober with natural cellular vesicular structure, dodecyl benzyl dimethyl ammonium chloride is the cats product with sterilization, flocculating property, gac can be used for the absorption to the difficult degradation of phenyl ring class, toxic pollutant, the solid that above-mentioned each component is formed is except deodorizing coagulant is when processing waste water, it is inorganic that a large amount of solvability in waste water caught by the compound flco net formed by poly dimethyldiallyl ammonium chloride homopolymer and dodecyl benzyl dimethyl ammonium chloride, organic pollutant, dodecyl benzyl dimethyl ammonium chloride can promote the dispersion of compound flco on the one hand, play the effect of rapid flocculation, methyl diallyl ammonium chloride can strengthen the bactericidal property of dodecyl benzyl dimethyl ammonium chloride on the other hand, suppress microbial growth or killing microorganisms in waste water, eliminate the pollution of the irritating smell because of microbial reproduction metabolism generation, simultaneously, dodecyl benzyl dimethyl ammonium chloride by oxygenizement by the hydrogen sulfide in waste water, the stink sources such as methane are oxidized, generate the water be destitute of smell, carbonic acid gas and sulfate radical, macromole organic pollutant is oxidized to the small organic molecule of easy Adsorption and decomposition, again by having the small molecules organic pollutant in the volcanics of activated adsorption performance and charcoal absorption waste water, the molecule suspended and microbial cells, catch settling process at compound flco net to be combined with volcanics and micro activated carbon particle, to form solid floc particle, reach good sedimentation clarifying effect, thus effectively reduce waste water COD content, remove the foul odour of waste water, reach process emission request, decreasing pollution.In addition, solid of the present invention removes deodorizing coagulant directly can add use in use, do not need to be dissolved into solution to use, a large amount of dissolved water can be saved, reduce the secondary pollution that dissolved water causes, be more suitable for the wastewater treatment under psychro-environment, eliminate the step also needing to carry out heating and thermal insulation process when to use liquid water treatment agent under psychro-environment, reduce the waste of the energy.
As the restriction to aforesaid way, described solid also comprises component except deodorizing coagulant is counted by weight: 5 ~ 15 parts, flyash.
As the restriction to aforesaid way, described flyash is 10 ~ 15 parts.
Adding of flyash can strengthen the dispersing property of solid except deodorizing coagulant on the one hand, can reduce the use cost of solid except deodorizing coagulant on the other hand.
Meanwhile, the present invention's solid as above, except the preparation method of deodorizing coagulant, comprises the following steps:
A, poly dimethyldiallyl ammonium chloride homopolymer to be added to the water, to be stirred to and to dissolve completely, obtain poly dimethyldiallyl ammonium chloride solution;
Solids mix is obtained after b, other each component except dodecyl benzyl dimethyl ammonium chloride mix;
C, the poly dimethyldiallyl ammonium chloride solution of step a is joined in the solids mix of step b, add dodecyl benzyl dimethyl ammonium chloride simultaneously, after stirring, be heated to 85 ~ 95 DEG C, keep temperature Keep agitation makes moisture constantly evaporate, obtain solid except deodorizing coagulant.
As the restriction to aforesaid way, in described step a, the consumption of water is 4 times of poly dimethyldiallyl ammonium chloride homopolymer weight.
As the restriction to aforesaid way, described solid is except water content≤10% of deodorizing coagulant.
Enable each component fully dissolve, combine by above-mentioned preparation method, the solid of acquisition is easy to dispersion except deodorizing coagulant in waste water, can quick acting, can reach good treatment effect to waste water.Control the water ratio of solid except deodorizing coagulant, be beneficial to storage and use that solid removes deodorizing coagulant, be beneficial to giving full play to of its use properties.
Meanwhile, the present invention's solid as above is except deodorizing coagulant is for the suspended substance removal to waste water, taste removal purification and the removal to COD, and the usage quantity that described solid removes deodorizing coagulant is 30 ~ 300ppm.
As the restriction to aforesaid way, described waste water is the waste water that chemical industry, medicine or field of butchering produce.
In sum, adopt technical scheme of the present invention, the solid obtained is except deodorizing coagulant is because of the combination of each component effect, the particle of, organic pollutant inorganic to solvability in waste water, suspension, hydrogen sulfide, sulfurous gas and microorganism mushroom all can be removed by efficient adsorption, form solid floc particle, reach good sedimentation clarifying effect, effectively reduce COD, remove the irritating smell of waste water, decreasing pollution.The solid obtained by preparation method of the present invention is removed deodorizing coagulant and directly adds by Dry powder feeding machine in use, dispersion is easy in waste water, abundant mix and blend 2-5 minute can form solid flco and rapid subsidence, reach effect of taste removal purification fast, do not need to carry out dissolution process, a large amount of dissolved water can be saved, reduce the secondary pollution that dissolved water causes, be suitable for using under psychro-environment, reduce the waste of the energy and the loss of equipment.
Embodiment
Embodiment one
The present embodiment relates to one group of solid except deodorizing coagulant, and its component formula is as shown in the table:
Embodiment 1.1 ~ 1.5 is solid of the present invention except deodorizing coagulant, embodiment 1.6,1.7 be component formula not solid within the scope of the present invention remove deodorizing coagulant, for carrying out the comparison of effect.
Solid in above-described embodiment adopts following preparation method to obtain except deodorizing coagulant, comprises the following steps:
A, take poly dimethyldiallyl ammonium chloride homopolymer by upper table component formula, be added to the water to be stirred to and dissolve completely, obtain poly dimethyldiallyl ammonium chloride solution, dissolve 4 times that water consumption is poly dimethyldiallyl ammonium chloride homopolymer weight;
B, other each component taken respectively except dodecyl benzyl dimethyl ammonium chloride by the weight proportion of component formula, obtain solids mix after mixing;
C, the poly dimethyldiallyl ammonium chloride solution of step a is joined in the solids mix of step b, add the dodecyl benzyl dimethyl ammonium chloride taken by component formula simultaneously, the post-heating that stirs is warming up to 90 ± 5 DEG C, keep temperature Keep agitation makes moisture constantly evaporate, obtain the pulverulent solids of water ratio≤10% except deodorizing coagulant.
Embodiment two
The present embodiment relates to the obtained solid of embodiment one except the result of use of deodorizing coagulant and verifies.
The result of use that solid removes deodorizing coagulant is evaluated by flocculating settling experiment: to a kind of penicillin fermentation waste water, (its original suspension substrate concentration is 2340mg/L, initial COD is 17230mg/L, initial waste has intense stimulus stink) carry out flocculating settling experiment, get penicillin fermentation waste water 500ml, add solid except deodorizing coagulant 0.05g, abundant stirring carried out sedimentation after 2-5 minute, observe flco state, standing sedimentation 10min, detects the change of supernatant fluid turbidity, COD and waste water smell.
Use turbidometer to detect supernatant fluid turbidity in experiment, the detection of COD adopts the mensuration _ potassium dichromate process of GB GB11914-1989 water quality _ chemical oxygen demand (COD).
The result of use that solid removes deodorizing coagulant is as shown in the table:
From upper table result, the solid of embodiment 1.7 removes deodorizing coagulant and can only carry out simple oxidation removal to the stink in waste water, waste water still has more obvious stink, in addition, because in waste water, suspended particle is more, suspended substance fully cannot be netted and mend and sedimentation, cause floc particle in small, broken bits, settling velocity is slow, and supernatant fluid turbidity is high, and COD clearance is low; And solid of the present invention is except deodorizing coagulant is on the well-bound basis of each component, fully absorption can be carried out to small molecules organic pollutant behind the stink source in waste water and oxidation and sedimentation is removed, thus make that the turbidity of wastewater after process is low, COD clearance is high, stink is little.
Embodiment three
The solid that the present embodiment relates to embodiment 1.1 and embodiment 1.5 is except the compound (A) of deodorizing coagulant and conventional polymerize aluminum chloride and polyacrylamide, and from embodiment 1.1, there is same composition proportioning but preparation method is different, the solid obtained by means of only simple Homogeneous phase mixing except deodorizing coagulant (B), from embodiment 1.5, there is same composition proportioning but preparation method is different, the solid obtained by means of only simple Homogeneous phase mixing is except the contrast verification of the result of use of deodorizing coagulant (C), effect experimental is with embodiment two, and result is as shown in the table:
From upper table result, solid of the present invention all can be removed by efficient adsorption except the particle of deodorizing coagulant, organic pollutant inorganic to solvability in waste water, suspension, hydrogen sulfide, sulfurous gas and microorganism mushroom, form solid floc particle, reach good sedimentation clarifying effect, effective reduction COD, remove the irritating smell of waste water, decreasing pollution.The solid obtained by preparation method of the present invention directly adds use except deodorizing coagulant, does not need to dissolve, and in waste water, be easy to dispersion, abundant mix and blend 2-5 minute can form solid flco and rapid subsidence, reaches effect of taste removal purification fast.
Claims (9)
1. a solid is except deodorizing coagulant, it is characterized in that, meter comprises following component by weight: poly dimethyldiallyl ammonium chloride homopolymer 15 ~ 25 parts, 20 ~ 40 parts, volcanics, dodecyl benzyl dimethyl ammonium chloride 40 ~ 60 parts, gac 5 ~ 15 parts.
2. solid according to claim 1 is except deodorizing coagulant, it is characterized in that, meter comprises following component by weight: poly dimethyldiallyl ammonium chloride homopolymer 20 ~ 25 parts, 25 ~ 35 parts, volcanics, dodecyl benzyl dimethyl ammonium chloride 45 ~ 55 parts, gac 5 ~ 10 parts.
3. solid according to claim 1 is except deodorizing coagulant, it is characterized in that, counts by weight and also comprise component: 5 ~ 15 parts, flyash.
4. solid according to claim 3 is except deodorizing coagulant, it is characterized in that: described flyash is 10 ~ 15 parts.
5. the solid as described in Claims 1 to 4 is except a preparation method for deodorizing coagulant, and it is characterized in that, the method comprises the following steps:
A, poly dimethyldiallyl ammonium chloride homopolymer to be added to the water, to be stirred to and to dissolve completely, obtain poly dimethyldiallyl ammonium chloride solution;
Solids mix is obtained after b, other each component except dodecyl benzyl dimethyl ammonium chloride mix;
C, the poly dimethyldiallyl ammonium chloride solution of step a is joined in the solids mix of step b, add dodecyl benzyl dimethyl ammonium chloride simultaneously, after stirring, be heated to 85 ~ 95 DEG C, keep temperature Keep agitation makes moisture constantly evaporate, obtain solid except deodorizing coagulant.
6. solid according to claim 5 is except the preparation method of deodorizing coagulant, it is characterized in that: in described step a, the consumption of water is 4 times of poly dimethyldiallyl ammonium chloride homopolymer weight.
7. solid according to claim 5 is except the preparation method of deodorizing coagulant, it is characterized in that: described solid is except water content≤10% of deodorizing coagulant.
8. the solid according to any one of Claims 1 to 4 is except the purposes of deodorizing coagulant, it is characterized in that: described solid is except deodorizing coagulant is for the suspended substance removal to waste water, taste removal purification and the removal to COD, and the usage quantity that described solid removes deodorizing coagulant is 30 ~ 300ppm.
9. solid according to claim 8 is except the purposes of deodorizing coagulant, it is characterized in that: described waste water is the waste water that chemical industry, medicine or field of butchering produce.
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| CN201510688273.4A CN105217766B (en) | 2015-10-22 | 2015-10-22 | Solid is except deodorizing coagulant and its preparation method and application |
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| CN201510688273.4A CN105217766B (en) | 2015-10-22 | 2015-10-22 | Solid is except deodorizing coagulant and its preparation method and application |
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| CN105217766A true CN105217766A (en) | 2016-01-06 |
| CN105217766B CN105217766B (en) | 2018-05-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018130380A1 (en) * | 2017-01-11 | 2018-07-19 | Beiersdorf Ag | Preparations comprising particulate polyquaternium-6 polymers |
| CN111939880A (en) * | 2020-08-13 | 2020-11-17 | 河北蓝江生物环保科技有限公司 | Liquid filter aid for mine and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663637A (en) * | 2013-11-27 | 2014-03-26 | 上海纳米技术及应用国家工程研究中心有限公司 | Complex bleaching flocculating agent used for metal plating wastewater and use method of complex bleaching flocculating agent |
| CN104860384A (en) * | 2015-04-29 | 2015-08-26 | 博天环境集团股份有限公司 | Composite coagulant allowing treatment on polymer flooding wastewater and application thereof |
-
2015
- 2015-10-22 CN CN201510688273.4A patent/CN105217766B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663637A (en) * | 2013-11-27 | 2014-03-26 | 上海纳米技术及应用国家工程研究中心有限公司 | Complex bleaching flocculating agent used for metal plating wastewater and use method of complex bleaching flocculating agent |
| CN104860384A (en) * | 2015-04-29 | 2015-08-26 | 博天环境集团股份有限公司 | Composite coagulant allowing treatment on polymer flooding wastewater and application thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018130380A1 (en) * | 2017-01-11 | 2018-07-19 | Beiersdorf Ag | Preparations comprising particulate polyquaternium-6 polymers |
| CN111939880A (en) * | 2020-08-13 | 2020-11-17 | 河北蓝江生物环保科技有限公司 | Liquid filter aid for mine and preparation method thereof |
| CN111939880B (en) * | 2020-08-13 | 2023-07-14 | 河北蓝江生物环保科技有限公司 | Liquid filter aid for mine and preparation method thereof |
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Address after: 050000 Luancheng City, Shijiazhuang Province, north of the village of the north of the village of Hebei ten Applicant after: Hebei Blue River Biological Environmental Protection Technology Co., Ltd. Address before: 050000 Luancheng City, Shijiazhuang Province, north of the village of the north of the village of Hebei ten Applicant before: SHIJIAZHUANG LANJIANG BIOLOGICAL ENVIRONMENT PROTECTION TECHNOLOGY CO., LTD. |
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