CN105776487A - Environment-friendly efficient compound heavy metal capture agent and preparing method thereof - Google Patents
Environment-friendly efficient compound heavy metal capture agent and preparing method thereof Download PDFInfo
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- CN105776487A CN105776487A CN201610099372.3A CN201610099372A CN105776487A CN 105776487 A CN105776487 A CN 105776487A CN 201610099372 A CN201610099372 A CN 201610099372A CN 105776487 A CN105776487 A CN 105776487A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/62—Heavy metal compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Removal Of Specific Substances (AREA)
Abstract
The invention discloses an environment-friendly efficient compound heavy metal capture agent and a preparing method thereof.The environment-friendly efficient compound heavy metal capture agent is prepared from acrylic emulsion, glycerol, ethidene diamine, sodium tripolyphosphate, butyl titanate, starch, sodium carboxymethylcellulose, sodium bicarbonate and lignin.The preparing method includes the steps that glycerol and ethidene diamine are mixed and stirred while butyl titanate is slowly added dropwise, glycerol, ethidene diamine and butyl titanate react fully, acrylic emulsion and sodium tripolyphosphate are added and react fully, the product is cooled to room temperature, sodium bicarbonate is added to adjust the pH value, starch is added to react, then sodium carboxymethylcellulose and lignin are added and stirred to react fully, suction filtration is conducted after reaction, and the product is washed with an ethanol solution and dried to obtain the capture agent.The capture agent is prepared from pure natural raw materials and is free of pollution, environmentally friendly, low in cost, simple in preparation process, high in stability, good in treatment effect on sewage containing heavy metal ions and high in heavy metal ion capture capacity.
Description
Technical field
The present invention relates to field of waste water treatment, specifically Compound Heavy Metals agent for capturing of a kind of environment-friendly high-efficiency and preparation method thereof.
Background technology
Mankind nowadays society heavy metal resources requirement increases rapidly, producing, processing and produce a large amount of garbage containing heavy metal and compound thereof in use procedure, causes serious heavy metal pollution, has a strong impact on the utilization of the structure of ecosystem, function and resource.Especially the industry such as smelting, chemical industry, electronics, automobile, mining, plating and light industry discharges a large amount of waste water containing heavy metal ion because using all kinds of heavy metal and heavy metal compound in a large number.Surface water and groundwater can be caused serious pollution by these industrial wastewaters containing heavy metal, and in the environment can not biodegradation, easily accumulation, and very easily by root system enter plant and by soil Crop, it is suppressed that crop growth, promote drought decline, reduce yield, and enter human body by the transmission of food chain and enrichment further, cause canceration, deformity etc., serious harm health.
The processing method of current effluent containing heavy metal ions mainly has oxidation-reduction method, ion exchange, electrolysis, hyperfiltration, By Bubble-floating Method, chemical precipitation method, absorption method etc..All there are some problems in these processing methods, there is shortcomings such as removing thorough, somewhat expensive, generation toxic sludge or other waste materials in purification efficiency and economic benefit.Development along with heavy metal ion sewage disposal technology, in succession have developed various heavy metal ion agent for capturing both at home and abroad, heavy metal ion agent for capturing is owing to having and the group of the very strong adhesion of heavy metal ion, can effectively remove the heavy metal ion in sewage, and not by the impact of heavy metal ion kind and chelating agent, oneself becomes the focus of effluent containing heavy metal ions pollution control area research.The current main xanthic acid esters of heavy metal ion agent for capturing both domestic and external and dithiocarbamates.But both agent for capturing exist multiple shortcoming, such as it is insoluble in water, causes the index exceeding standards such as COD, BOD in sewage, expensive raw material price etc., thus limiting its application, it is difficult to expand application on a large scale.
Summary of the invention
Compound Heavy Metals agent for capturing that it is an object of the invention to provide a kind of environment-friendly high-efficiency and preparation method thereof, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
A kind of Compound Heavy Metals agent for capturing of environment-friendly high-efficiency, it is prepared from by the raw material of following weight portion: acrylic emulsion 40～50 parts, glycerol 36～40 parts, ethylenediamine 20～24 parts, sodium tripolyphosphate 18～24 parts, butyl titanate 32～36 parts, starch 33～35 parts, sodium carboxymethyl cellulose 28～32 parts, sodium bicarbonate 21～23 parts, lignin 24～28 parts.
The preparation method of the Compound Heavy Metals agent for capturing of a kind of described environment-friendly high-efficiency, specifically comprises the following steps that
(1) above-mentioned each raw material is weighed by proportioning, standby；
(2) glycerol and ethylenediamine are mixed, stir 30～40min, be slowly added dropwise butyl titanate while stirring, after dropwising, at 30～40 DEG C, stir 7～8h, fully react；
(3) add acrylic emulsion and sodium tripolyphosphate, at 55～65 DEG C, stir 2～3h, fully react；
(4) reaction solution that step (3) obtains is cooled to room temperature, adds sodium bicarbonate, adjust pH value to 10～11, add starch, at 40～45 DEG C, stir 4～5h；
(5) adding sodium carboxymethyl cellulose and lignin, be sufficiently stirred for 4～6h, reaction carries out sucking filtration after terminating, and then washs 3～4 times with the alcoholic solution that volume fraction is 60%, dries, obtain solid product at 34～38 DEG C.
Compared with prior art, the invention has the beneficial effects as follows: agent for capturing many employings pure natural raw material of the present invention is prepared from, pollution-free, environmental protection, cost is low, and preparation process is simple, stability is strong, processes the sewage containing heavy metal ion effective, has very strong heavy metal ion capturing ability.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment 1
The Compound Heavy Metals agent for capturing of environment-friendly high-efficiency, is prepared from by the raw material of following weight portion: acrylic emulsion 40 parts, glycerol 40 parts, ethylenediamine 20 parts, sodium tripolyphosphate 24 parts, butyl titanate 32 parts, starch 35 parts, sodium carboxymethyl cellulose 28 parts, sodium bicarbonate 23 parts, lignin 24 parts.
In above-described embodiment, the preparation process of environmental protection efficient Compound Heavy Metals agent for capturing is as follows:
(1) above-mentioned each raw material is weighed by proportioning, standby；
(2) glycerol and ethylenediamine are mixed, stir 30min, be slowly added dropwise butyl titanate while stirring, after dropwising, at 30 DEG C, stir 8h, fully react；
(3) add acrylic emulsion and sodium tripolyphosphate, at 55 DEG C, stir 3h, fully react；
(4) reaction solution that step (3) obtains is cooled to room temperature, adds sodium bicarbonate, adjust pH value to 10～11, add starch, at 40 DEG C, stir 5h；
(5) adding sodium carboxymethyl cellulose and lignin, be sufficiently stirred for 4h, reaction carries out sucking filtration after terminating, and then washs 3 times with the alcoholic solution that volume fraction is 60%, dries, obtain solid product at 34 DEG C.
Embodiment 2
The Compound Heavy Metals agent for capturing of environment-friendly high-efficiency, is prepared from by the raw material of following weight portion: acrylic emulsion 45 parts, glycerol 38 parts, ethylenediamine 22 parts, sodium tripolyphosphate 21 parts, butyl titanate 34 parts, starch 34 parts, sodium carboxymethyl cellulose 30 parts, sodium bicarbonate 22 parts, lignin 26 parts.
In above-described embodiment, the preparation process of environmental protection efficient Compound Heavy Metals agent for capturing is as follows:
(1) above-mentioned each raw material is weighed by proportioning, standby；
(2) glycerol and ethylenediamine are mixed, stir 35min, be slowly added dropwise butyl titanate while stirring, after dropwising, at 35 DEG C, stir 7.5h, fully react；
(3) add acrylic emulsion and sodium tripolyphosphate, at 60 DEG C, stir 2.5h, fully react；
(4) reaction solution that step (3) obtains is cooled to room temperature, adds sodium bicarbonate, adjust pH value to 10～11, add starch, at 42 DEG C, stir 4.5h；
(5) adding sodium carboxymethyl cellulose and lignin, be sufficiently stirred for 5h, reaction carries out sucking filtration after terminating, and then washs 4 times with the alcoholic solution that volume fraction is 60%, dries, obtain solid product at 36 DEG C.
Embodiment 3
The Compound Heavy Metals agent for capturing of environment-friendly high-efficiency, is prepared from by the raw material of following weight portion: acrylic emulsion 50 parts, glycerol 36 parts, ethylenediamine 24 parts, sodium tripolyphosphate 18 parts, butyl titanate 36 parts, starch 33 parts, sodium carboxymethyl cellulose 32 parts, sodium bicarbonate 21 parts, lignin 28 parts.
In above-described embodiment, the preparation process of environmental protection efficient Compound Heavy Metals agent for capturing is as follows:
(1) above-mentioned each raw material is weighed by proportioning, standby；
(2) glycerol and ethylenediamine are mixed, stir 40min, be slowly added dropwise butyl titanate while stirring, after dropwising, at 40 DEG C, stir 7h, fully react；
(3) add acrylic emulsion and sodium tripolyphosphate, at 65 DEG C, stir 2h, fully react；
(4) reaction solution that step (3) obtains is cooled to room temperature, adds sodium bicarbonate, adjust pH value to 10～11, add starch, at 45 DEG C, stir 4h；
(5) adding sodium carboxymethyl cellulose and lignin, be sufficiently stirred for 6h, reaction carries out sucking filtration after terminating, and then washs 4 times with the alcoholic solution that volume fraction is 60%, dries, obtain solid product at 38 DEG C.
Test example
Laboratory simulation heavy-metal pollution waste water, the concentration wherein containing various heavy metal ion is 10mg/L.As shown in table 1, the present invention is taked to prepare agent for capturing conventional on Compound Heavy Metals agent for capturing and market, agitated, stand, filter after measure the change of heavy metal ions in wastewater concentration, can the absorbability of heavy metal chelating agent heavy metal ion of this invention.
The absorbability of table 1 heavy metal chelating agent heavy metal ion
From table 1, when using the heavy metal ion agent for capturing of the present invention, to Cu2+、Zn2+、Pb2+、Ni2+Adsorbance all exceed existing product on market, this invention simultaneously synthesis agent for capturing derive from work, agriculture, woods garbage lignin, therefore, it is lower in cost, has better economic benefit.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when without departing substantially from the spirit of the present invention or basic feature, it is possible to realize the present invention in other specific forms.Therefore, no matter from which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the invention rather than described above limits, it is intended that all changes in the implication of the equivalency dropping on claim and scope included in the present invention.
Claims (2)
1. the Compound Heavy Metals agent for capturing of an environment-friendly high-efficiency, it is characterized in that, it is prepared from by the raw material of following weight portion: acrylic emulsion 40～50 parts, glycerol 36～40 parts, ethylenediamine 20～24 parts, sodium tripolyphosphate 18～24 parts, butyl titanate 32～36 parts, starch 33～35 parts, sodium carboxymethyl cellulose 28～32 parts, sodium bicarbonate 21～23 parts, lignin 24～28 parts.
2. the preparation method of the Compound Heavy Metals agent for capturing of an environment-friendly high-efficiency as claimed in claim 1, it is characterised in that specifically comprise the following steps that
(1) above-mentioned each raw material is weighed by proportioning, standby；
(2) glycerol and ethylenediamine are mixed, stir 30～40min, be slowly added dropwise butyl titanate while stirring, after dropwising, at 30～40 DEG C, stir 7～8h, fully react；
(3) add acrylic emulsion and sodium tripolyphosphate, at 55～65 DEG C, stir 2～3h, fully react；
(4) reaction solution that step (3) obtains is cooled to room temperature, adds sodium bicarbonate, adjust pH value to 10～11, add starch, at 40～45 DEG C, stir 4～5h；
(5) adding sodium carboxymethyl cellulose and lignin, be sufficiently stirred for 4～6h, reaction carries out sucking filtration after terminating, and then washs 3～4 times with the alcoholic solution that volume fraction is 60%, dries, obtain solid product at 34～38 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610099372.3A CN105776487A (en) | 2016-02-24 | 2016-02-24 | Environment-friendly efficient compound heavy metal capture agent and preparing method thereof |
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| CN201610099372.3A CN105776487A (en) | 2016-02-24 | 2016-02-24 | Environment-friendly efficient compound heavy metal capture agent and preparing method thereof |
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| CN105776487A true CN105776487A (en) | 2016-07-20 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186114A (en) * | 2016-08-26 | 2016-12-07 | 夏百庆 | A kind of environment heavy metal chelating agent |
| CN106622171A (en) * | 2016-12-27 | 2017-05-10 | 郑州诚合信息技术有限公司 | High-efficient heavy metal capturing agent and preparation method therefor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784622A (en) * | 2012-07-18 | 2012-11-21 | 广西大学 | Lignin-based dithiocarbamate heavy metal ion capture agent and preparation method |
| CN103466775A (en) * | 2013-09-27 | 2013-12-25 | 广西博世科环保科技股份有限公司 | Method for preparing heavy metal ion catching agent |
| CN104761036A (en) * | 2015-04-09 | 2015-07-08 | 威海翔宇环保科技股份有限公司 | Heavy metal catcher |
-
2016
- 2016-02-24 CN CN201610099372.3A patent/CN105776487A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102784622A (en) * | 2012-07-18 | 2012-11-21 | 广西大学 | Lignin-based dithiocarbamate heavy metal ion capture agent and preparation method |
| CN103466775A (en) * | 2013-09-27 | 2013-12-25 | 广西博世科环保科技股份有限公司 | Method for preparing heavy metal ion catching agent |
| CN104761036A (en) * | 2015-04-09 | 2015-07-08 | 威海翔宇环保科技股份有限公司 | Heavy metal catcher |
Non-Patent Citations (1)
| Title |
|---|
| 胡晶等: "淀粉基天然高分子重金属离子捕集剂放大试验", 《化学反应工程与工艺》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186114A (en) * | 2016-08-26 | 2016-12-07 | 夏百庆 | A kind of environment heavy metal chelating agent |
| CN106622171A (en) * | 2016-12-27 | 2017-05-10 | 郑州诚合信息技术有限公司 | High-efficient heavy metal capturing agent and preparation method therefor |
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Application publication date: 20160720 |
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