CN109809622A - A kind of processing method of zinc-containing water - Google Patents
A kind of processing method of zinc-containing water Download PDFInfo
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- CN109809622A CN109809622A CN201910245837.5A CN201910245837A CN109809622A CN 109809622 A CN109809622 A CN 109809622A CN 201910245837 A CN201910245837 A CN 201910245837A CN 109809622 A CN109809622 A CN 109809622A
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Abstract
The present invention relates to a kind of processing methods of zinc-containing water, and the mixture of Sodium Polyacrylate and magnetic iron oxide is added into zinc-containing water, and are stirred, and obtain primary solution;Aqueous slkali is added into the primary solution, is further continued for stirring, obtains second level solution;Sodium carbonate and hydrogen peroxide are added into the second level solution, obtains three-level solution;Zeolite is added into the three-level solution, stirring a period of time, filtering obtains solid and level Four solution;Level Four solution is subjected to active carbon layer filtering, then high temperature distillation obtains pure distilled water.Process of the present invention is simple, and stability is high, and by repeatedly effectively absorption, the adsorption capacity to the object containing zinc can be improved;The present invention can be completely separated heavy metal and water, protect environment, Resource recovery.
Description
Technical field
The present invention relates to environment protection field, specially a kind of processing method of zinc-containing water.
Background technique
Zinc is a kind of grayish transition metal and common metal, and being only second to iron, aluminium and copper, (earth's crust content is most rich
Rich element several former is oxygen, silicon, aluminium, iron, calcium, sodium, potassium, magnesium respectively).Under normal circumstances, silvery white is presented in the appearance of zinc,
It is considerable metal for there is indelible status on battery manufacture in modern industry.In addition, zinc is also needed by human
One of microelement, all play pole in the important physiology courses such as growth in humans's development, reproduction heredity, immune, endocrine
Its important role.
Zinc waste water is that environmental pollution seriously and to the mankind endangers one of maximum industrial wastewater, water quality and quantity and life very
Production. art is related.Zinc in waste water cannot generally decompose destruction, can only shift it there are position and change its Material Form.Zinc and
Its compound is polluted caused by water environment.Main source has zinc ore exploitation, smelting processing, machine manufacture, zinc-plated, instrument instrument
The emission of the industry such as table, organic synthesis and papermaking.The common hydroxo complex for zinc in industrial wastewater.Zinc is to fish and water
Biology is more toxic.Therefore direct emission pollutes the environment, and needs to handle zinc-containing water, Lai Gaishan ring
Border.
Summary of the invention
The shortcomings that for the above-mentioned prior art, the present invention provide a kind of processing method of zinc-containing water.
The present invention solves above-mentioned technical problem using following technical scheme: a kind of processing method of zinc-containing water, including with
Lower step:
(1) mixture of Sodium Polyacrylate and magnetic iron oxide is added into zinc-containing water, and is stirred, obtains primary
Solution;
(2) aqueous slkali is added in Xiang Suoshu primary solution, is further continued for stirring, obtain second level solution;
(3) sodium carbonate and hydrogen peroxide are added in Xiang Suoshu second level solution, obtains three-level solution;
(4) zeolite is added in Xiang Suoshu three-level solution, stirring a period of time, filtering obtains solid and level Four solution;
(5) level Four solution is subjected to active carbon layer filtering, then high temperature distillation obtains pure distilled water.
Preferably, the mass ratio of Sodium Polyacrylate and magnetic iron oxide is 3~4:1 in step (1);The mixture
Weight ratio with waste water is 2~3:57~68.
Preferably, the aqueous slkali is sodium hydroxide in step (2), it is 11~12 that solution ph is adjusted after addition.
Preferably, the additional amount of the sodium carbonate is the 2%~3% of solution weight, the hydrogen peroxide in step (3)
Mass fraction be 30%.
Preferably, a quarter that zeolite landfill holds solution container is added in step (4).
Preferably, in step (5), the active carbon layer with a thickness of 3~5cm.
The invention has the following advantages over the prior art: the present invention is good except zinc effect, zinc can be finally with the shape of solid
Formula is recovered;Processed by the method, including zinc particles are larger, convenient for filtering;Process of the present invention is simple, and stability is high, passes through
Repeatedly effectively absorption, can be improved the adsorption capacity to the object containing zinc;The present invention can be completely separated heavy metal and water, protect environment, return
Receive resource.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
Embodiment 1:
The mixture of Sodium Polyacrylate and magnetic iron oxide, Sodium Polyacrylate and magnetic iron oxide are added into zinc-containing water
Mass ratio be 3:1, the weight ratio of the mixture and waste water is 2:57, and is stirred, and primary solution is obtained;At the beginning of described
Sodium hydroxide solution is added in grade solution, it is 11~12 that solution ph is adjusted after addition, is further continued for stirring, obtains second level solution;
Sodium carbonate and hydrogen peroxide are added into the second level solution, the additional amount of the sodium carbonate is the 2% of solution weight, hydrogen peroxide
Mass fraction is 30%, obtains three-level solution;Zeolite is added into the three-level solution, zeolite landfill is added and holds solution container
A quarter, stirring a period of time, filtering, obtain solid and level Four solution;Level Four solution is subjected to active carbon layer filtering, institute
State active carbon layer with a thickness of 3cm, then high temperature distillation obtains pure distilled water.
Embodiment 2:
The mixture of Sodium Polyacrylate and magnetic iron oxide, Sodium Polyacrylate and magnetic iron oxide are added into zinc-containing water
Mass ratio be 4:1, the weight ratio of the mixture and waste water is 3:60, and is stirred, and primary solution is obtained;At the beginning of described
Sodium hydroxide solution is added in grade solution, it is 11~12 that solution ph is adjusted after addition, is further continued for stirring, obtains second level solution;
Sodium carbonate and hydrogen peroxide are added into the second level solution, the additional amount of the sodium carbonate is the 3% of solution weight, hydrogen peroxide
Mass fraction is 30%, obtains three-level solution;Zeolite is added into the three-level solution, zeolite landfill is added and holds solution container
A quarter, stirring a period of time, filtering, obtain solid and level Four solution;Level Four solution is subjected to active carbon layer filtering, institute
State active carbon layer with a thickness of 4cm, then high temperature distillation obtains pure distilled water.
Embodiment 3:
The mixture of Sodium Polyacrylate and magnetic iron oxide, Sodium Polyacrylate and magnetic iron oxide are added into zinc-containing water
Mass ratio be 3:1, the weight ratio of the mixture and waste water is 3:68, and is stirred, and primary solution is obtained;At the beginning of described
Sodium hydroxide solution is added in grade solution, it is 11~12 that solution ph is adjusted after addition, is further continued for stirring, obtains second level solution;
Sodium carbonate and hydrogen peroxide are added into the second level solution, the additional amount of the sodium carbonate is the 3% of solution weight, hydrogen peroxide
Mass fraction is 30%, obtains three-level solution;Zeolite is added into the three-level solution, zeolite landfill is added and holds solution container
A quarter, stirring a period of time, filtering, obtain solid and level Four solution;Level Four solution is subjected to active carbon layer filtering, institute
State active carbon layer with a thickness of 5cm, then high temperature distillation obtains pure distilled water.
Basic principles and main features and advantages of the present invention of the invention, the technology of the industry has been shown and described above
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of processing method of zinc-containing water, comprising the following steps:
(1) mixture of Sodium Polyacrylate and magnetic iron oxide is added into zinc-containing water, and is stirred, obtains primary molten
Liquid;
(2) aqueous slkali is added in Xiang Suoshu primary solution, is further continued for stirring, obtain second level solution;
(3) sodium carbonate and hydrogen peroxide are added in Xiang Suoshu second level solution, obtains three-level solution;
(4) zeolite is added in Xiang Suoshu three-level solution, stirring a period of time, filtering obtains solid and level Four solution;
(5) level Four solution is subjected to active carbon layer filtering, then high temperature distillation obtains pure distilled water.
2. according to the method described in claim 1, the mass ratio of Sodium Polyacrylate and magnetic iron oxide is 3~4 in step (1):
1;The weight ratio of the mixture and waste water is 2~3:57~68.
3. adjusting pH value of solution after addition according to the method described in claim 1, the aqueous slkali is sodium hydroxide in step (2)
Value is 11~12.
4. according to the method described in claim 1, in step (3), the additional amount of the sodium carbonate be solution weight 2%~
3%, the mass fraction of hydrogen peroxide is 30%.
5. according to the method described in claim 1, a quarter that zeolite landfill holds solution container is added in step (4).
6. according to the method described in claim 1, in step (5), the active carbon layer with a thickness of 3~5cm.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110877911A (en) * | 2019-11-26 | 2020-03-13 | 西安建筑科技大学 | Synthesis method of magnetic Na-P type zeolite |
CN112108124A (en) * | 2020-09-26 | 2020-12-22 | 江西师范大学 | Water body iron and manganese efficient adsorbent and optimization method thereof |
CN112458310A (en) * | 2020-11-25 | 2021-03-09 | 赛得利(九江)纤维有限公司 | Method for extracting zinc salt from zinc-containing wastewater |
Citations (5)
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CN102020387A (en) * | 2010-12-30 | 2011-04-20 | 成应向 | Treatment method of zinc hydrometallurgy waste water |
CN102642974A (en) * | 2012-05-07 | 2012-08-22 | 昆明理工大学 | Method for treating high-acid high-chlorine waste water |
CN106000348A (en) * | 2016-08-01 | 2016-10-12 | 广西南宁桂尔创环保科技有限公司 | Preparation method of adsorbent for treating zinc-containing wastewater |
CN107758957A (en) * | 2016-08-20 | 2018-03-06 | 天津永盛万达环境设备安装工程有限公司 | A kind of Waste Water Treatment containing Zn Cr coating |
CN108947034A (en) * | 2018-08-02 | 2018-12-07 | 盐城旭恒环保科技有限公司 | A kind of processing unit and processing method of the costing wastwater containing zinc |
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2019
- 2019-03-28 CN CN201910245837.5A patent/CN109809622A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102020387A (en) * | 2010-12-30 | 2011-04-20 | 成应向 | Treatment method of zinc hydrometallurgy waste water |
CN102642974A (en) * | 2012-05-07 | 2012-08-22 | 昆明理工大学 | Method for treating high-acid high-chlorine waste water |
CN106000348A (en) * | 2016-08-01 | 2016-10-12 | 广西南宁桂尔创环保科技有限公司 | Preparation method of adsorbent for treating zinc-containing wastewater |
CN107758957A (en) * | 2016-08-20 | 2018-03-06 | 天津永盛万达环境设备安装工程有限公司 | A kind of Waste Water Treatment containing Zn Cr coating |
CN108947034A (en) * | 2018-08-02 | 2018-12-07 | 盐城旭恒环保科技有限公司 | A kind of processing unit and processing method of the costing wastwater containing zinc |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110877911A (en) * | 2019-11-26 | 2020-03-13 | 西安建筑科技大学 | Synthesis method of magnetic Na-P type zeolite |
CN112108124A (en) * | 2020-09-26 | 2020-12-22 | 江西师范大学 | Water body iron and manganese efficient adsorbent and optimization method thereof |
CN112458310A (en) * | 2020-11-25 | 2021-03-09 | 赛得利(九江)纤维有限公司 | Method for extracting zinc salt from zinc-containing wastewater |
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Application publication date: 20190528 |