CN108587156A - A kind of manaca shape pucherite-polyaniline composite material and its application in environment remediation - Google Patents
A kind of manaca shape pucherite-polyaniline composite material and its application in environment remediation Download PDFInfo
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- CN108587156A CN108587156A CN201810152123.5A CN201810152123A CN108587156A CN 108587156 A CN108587156 A CN 108587156A CN 201810152123 A CN201810152123 A CN 201810152123A CN 108587156 A CN108587156 A CN 108587156A
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- manaca
- pucherite
- composite material
- polyaniline
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
Abstract
The present invention relates to a kind of manaca shape pucherite polyaniline composite material and its application in environment remediation, the preparation of wherein manaca shape pucherite includes the following steps：Concentrated nitric acid, distilled water are added into bismuth salt, is stirred at room temperature to clear transparent solutions, polyethylene glycol is added and continues after stirring 15 20min, NH is added4VO3Solution, it stirs 10 15min and obtains yellow clear solution, adjust pH to 5.0 5.5, continue after stirring to get yellow suspension, it is warming up to 120 130 DEG C, 5 6h cooled to room temperatures are kept the temperature, filtering, precipitation are washed with water, absolute ethyl alcohol successively, and 10 12h are dried in vacuo under the conditions of 50 60 DEG C up to the manaca shape pucherite.
Description
Technical field
The invention belongs to Material Fields, and in particular to a kind of manaca shape pucherite-polyaniline composite material and its in ring
Application in the reparation of border.
Background technology
Heavy metal in water body and soil has the characteristics that non-biodegradable and accumulative not only to environment, agricultural production quality
Amount causes great influence, and seriously threatens the health of people.Therefore, be badly in need of exploitation it is a kind of can effectively remove water body with
And the new material of the heavy metal in soil.The present invention discloses a kind of manaca shape pucherite-polyaniline composite material, can have
Heavy metal (lead and chromium) in effect ground removal water body and soil.
Invention content
The present invention provides a kind of manaca shape pucherite-polyaniline composite material, it is characterised in that the composite material
Preparation method includes the following steps：
(1) preparation of manaca shape pucherite
Concentrated nitric acid, distilled water are added into bismuth salt, is stirred at room temperature to clear transparent solutions, polyethylene glycol is added and continues to stir
After mixing 15-20min, NH is added4VO3Solution, stirring 10-15min obtain yellow clear solution, adjust pH to 5.0-5.5, continue to stir
After obtaining yellow suspension, it is warming up to 120-130 DEG C, keeps the temperature 5-6h cooled to room temperatures, filtering, precipitation use water, nothing successively
Water-ethanol washs, and 10-12h is dried in vacuo under the conditions of 50-60 DEG C up to the manaca shape pucherite；
(2) preparation of polyaniline
Aniline is added in acid solution, under ice bath, ammonium persulfate solution is added dropwise, 6-10h is reacted in continuation under ice bath, filter,
Precipitation is washed with water, absolute ethyl alcohol successively, and 18-24h is dried in vacuo under the conditions of 50-60 DEG C up to the polyaniline；
(3) preparation of manaca shape pucherite-polyaniline composite material：
Manaca shape pucherite prepared by step (1) and polyaniline prepared by step (2) are taken, appropriate absolute ethyl alcohol is added,
It after ultrasonic 30min, is stirred overnight, filters, precipitation uses ethyl alcohol, water washing successively, is dried in vacuo under the conditions of 80 DEG C for 24 hours up to institute
State manaca shape pucherite-polyaniline composite material.
Step (1) bismuth salt be selected from bismuth nitrate or its hydrate, polyethylene glycol be selected from PEG2000 or PEG4000, every mM
Bismuth salt uses 10mL concentrated nitric acids, 10mL distilled water, 300-400mg polyethylene glycol, bismuth salt and NH4VO3Molar ratio be 1：1；
The preferred dilute hydrochloric acid of step (2) described acid solution or dilute sulfuric acid, molar concentration 1-2mol/L, every milliliter of aniline use
1.5-2.5g ammonium persulfate uses 20-25mL acid solutions；
The mass ratio of manaca shape pucherite and polyaniline is 100 in step (3)：The dosage of 3-5, absolute ethyl alcohol are every gram
Manaca shape pucherite uses 80-100mL absolute ethyl alcohols.
The present invention provides a kind of preparation method of manaca shape pucherite-polyaniline composite material, it is characterised in that including
Following steps：
(1) preparation of manaca shape pucherite
Concentrated nitric acid, distilled water are added into bismuth salt, is stirred at room temperature to clear transparent solutions, polyethylene glycol is added and continues to stir
After mixing 15-20min, NH is added4VO3Solution, stirring 10-15min obtain yellow clear solution, adjust pH to 5.0-5.5, continue to stir
After obtaining yellow suspension, it is warming up to 120-130 DEG C, keeps the temperature 5-6h cooled to room temperatures, filtering, precipitation use water, nothing successively
Water-ethanol washs, and 10-12h is dried in vacuo under the conditions of 50-60 DEG C up to the manaca shape pucherite；
(2) preparation of polyaniline
Aniline is added in acid solution, under ice bath, ammonium persulfate solution is added dropwise, 6-10h is reacted in continuation under ice bath, filter,
Precipitation is washed with water, absolute ethyl alcohol successively, and 18-24h is dried in vacuo under the conditions of 50-60 DEG C up to the polyaniline；
(3) preparation of manaca shape pucherite-polyaniline composite material：
Manaca shape pucherite prepared by step (1) and polyaniline prepared by step (2) are taken, appropriate absolute ethyl alcohol is added,
It after ultrasonic 30min, is stirred overnight, filters, precipitation uses ethyl alcohol, water washing successively, is dried in vacuo under the conditions of 80 DEG C for 24 hours up to institute
State manaca shape pucherite-polyaniline composite material.
Step (1) bismuth salt be selected from bismuth nitrate or its hydrate, polyethylene glycol be selected from PEG2000 or PEG4000, every mM
Bismuth salt uses 10mL concentrated nitric acids, 10mL distilled water, 300-400mg polyethylene glycol, bismuth salt and NH4VO3Molar ratio be 1：1；
The preferred dilute hydrochloric acid of step (2) described acid solution or dilute sulfuric acid, molar concentration 1-2mol/L, every milliliter of aniline use
1.5-2.5g ammonium persulfate uses 20-25mL acid solutions；
The mass ratio of manaca shape pucherite and polyaniline is 100 in step (3)：The dosage of 3-5, absolute ethyl alcohol are every gram
Manaca shape pucherite uses 80-100mL absolute ethyl alcohols.
Another embodiment of the present invention provides above-mentioned manaca shape pucherite-polyaniline composite material and is removing removing heavy metals
In application.The heavy metal preferred chromium and lead.
Another embodiment of the present invention provides above-mentioned manaca shape pucherite-polyaniline composite material in environment remediation
Application.
Compared with the prior art, the advantages of the present invention are as follows：Manaca shape pucherite-polyphenyl is prepared in the present invention for the first time
Amine composite material, and the composite material has good elimination effect to heavy metal.
Description of the drawings
Fig. 1 is manaca shape BiVO4The FE-SEM (a, b) and TEM (c, d, e) figure of product D；
Fig. 2 is product E (a) and the SEM figures of product A (b)；
The EDS that Fig. 3 is product A schemes；
Fig. 4 is the XRD diagram of product A, B, D, E；
Fig. 5 is the Fourier transform infrared spectroscopy figure of product A, B, D, E；
Fig. 6 is elimination effect figures of the product A-E to chromium.
Specific implementation mode
For the ease of a further understanding of the present invention, examples provided below has done more detailed description to it.But
It is that these embodiments are only not supposed to be a limitation to the present invention or implementation principle for being better understood from invention, reality of the invention
The mode of applying is not limited to the following contents.
Embodiment 1
(1) preparation of manaca shape pucherite
To 0.4851g Bi (NO3)3·5H2In O (1mmol), it is separately added into the dense HNO of 10mL3With 10mL distilled water, room temperature
After stirring to clarify clear solution, Macrogol 4000 (300mg) is added and continues after stirring 15-20min, 10mL NH are added4VO3
Solution (0.1mol/L), stirring 10-15min obtain yellow clear solution, adjust pH to 5.0-5.5, continue to stir to get yellow suspended
After liquid, 130 DEG C are warming up to, keeps the temperature 5h cooled to room temperatures, filtering, precipitation are washed with water, absolute ethyl alcohol successively, in 50 DEG C of items
12h is dried in vacuo under part up to the manaca shape pucherite (hereinafter referred to as product D)；
(2) preparation of polyaniline
Aniline (2mL) is added in 2mol/L dilute hydrochloric acid (50mL), under ice bath, 25mL ammonium persulfate solutions is added dropwise and (contained
Ammonium sulfate 3.0g), 6h is reacted in continuation under ice bath, and filtering, precipitation are washed with water, absolute ethyl alcohol successively, true under the conditions of 50 DEG C
Sky is dry for 24 hours up to the polyaniline (hereinafter referred to as product E)；
(3) preparation of manaca shape pucherite-polyaniline composite material：
Manaca shape pucherite (0.5g) prepared by step (1) and polyaniline (15mg) prepared by step (2) are taken, nothing is added
Water-ethanol (40mL) after ultrasonic 30min, is stirred overnight, and is filtered, and precipitation uses ethyl alcohol, water washing, the vacuum under the conditions of 80 DEG C successively
Drying is for 24 hours up to the manaca shape pucherite-polyaniline composite material (hereinafter referred to as product A).
Embodiment 2
(1) preparation of manaca shape pucherite
To Bi (NO3)3In (1mmol), it is separately added into the dense HNO of 10mL3With 10mL distilled water, it is stirred at room temperature to clear
After solution, polyethylene glycol 2000 (400mg) is added and continues after stirring 15-20min, 10mL NH are added4VO3Solution (0.1mol/
L), stirring 10-15min obtains yellow clear solution, adjusts pH to 5.0-5.5, continues after stirring to get yellow suspension, be warming up to
120 DEG C, 6h cooled to room temperatures are kept the temperature, filtering, precipitation are washed with water, absolute ethyl alcohol successively, and vacuum is dry under the conditions of 60 DEG C
Dry 10h is up to the manaca shape pucherite；
(2) preparation of polyaniline
Aniline (1mL) is added in 2mol/L dilute sulfuric acids (20mL), under ice bath, 20mL ammonium persulfate solutions is added dropwise and (contained
Ammonium sulfate 2.5g), 10h is reacted in continuation under ice bath, and filtering, precipitation are washed with water, absolute ethyl alcohol successively, true under the conditions of 60 DEG C
The dry 18h of sky is up to the polyaniline；
(3) preparation of manaca shape pucherite-polyaniline composite material：
Manaca shape pucherite (0.5g) prepared by step (1) and polyaniline (25mg) prepared by step (2) are taken, nothing is added
Water-ethanol (50mL) after ultrasonic 30min, is stirred overnight, and is filtered, and precipitation uses ethyl alcohol, water washing, the vacuum under the conditions of 80 DEG C successively
Drying is for 24 hours up to the manaca shape pucherite-polyaniline composite material (hereinafter referred to as product B).
Embodiment 3
Polyaniline prepared by manaca shape pucherite (0.5g) and step (2) prepared by 1 step of Example (1)
(100mg) is added absolute ethyl alcohol (50mL), after ultrasonic 30min, is stirred overnight, and filters, and precipitation uses ethyl alcohol, water washing successively, in
It is dried in vacuo under the conditions of 80 DEG C for 24 hours up to the manaca shape pucherite-polyaniline composite material (hereinafter referred to as products C).
4 heavy metal degradation experiment of embodiment
(1) chromium removes experiment in water
100mL sexavalences chromium standard solution (25mg/L) is respectively taken, 10mg product A, B, C, D, E are separately added into, with 500W xenon lamps
It is visible light source with 420nm optical filters, is stirred to react 120min；The experimental results showed that product A, B of the present invention inhale Cr VI
Attached elimination effect is much better than products C-E (Fig. 6).
(2) lead removes experiment in soil
The soil sample (the leaded 2mg of every gram of soil) for respectively taking 100g leaded, is separately added into 5mg product A, D, E, adds water mixing
It is allowed into muddy, after adsorbing 5 hours, then adds 5mg corresponding product A, D, E respectively, mixing is examined after continuing absorption 5 hours
Survey, the results showed that product A to the clearance rate of lead in soil sample up to 86.9%, the clearance rate of product D, E to lead in soil sample
Less than 15%.
Claims (7)
1. a kind of manaca shape pucherite-polyaniline composite material, it is characterised in that the preparation method of the composite material includes
Following steps：
(1) preparation of manaca shape pucherite
Concentrated nitric acid, distilled water are added into bismuth salt, is stirred at room temperature to clear transparent solutions, polyethylene glycol is added and continues to stir
After 15-20min, NH is added4VO3Solution, stirring 10-15min obtain yellow clear solution, adjust pH to 5.0-5.5, continue to stir
To after yellow suspension, it is warming up to 120-130 DEG C, keeps the temperature 5-6h cooled to room temperatures, is filtered, precipitation uses water successively, anhydrous
Ethyl alcohol washs, and 10-12h is dried in vacuo under the conditions of 50-60 DEG C up to the manaca shape pucherite；
(2) preparation of polyaniline
Aniline is added in acid solution, under ice bath, ammonium persulfate solution is added dropwise, 6-10h, filtering, precipitation are reacted in continuation under ice bath
It is washed successively with water, absolute ethyl alcohol, 18-24h is dried in vacuo under the conditions of 50-60 DEG C up to the polyaniline；
(3) preparation of manaca shape pucherite-polyaniline composite material：
Manaca shape pucherite prepared by step (1) and polyaniline prepared by step (2) are taken, appropriate absolute ethyl alcohol is added, ultrasound
It after 30min, is stirred overnight, filters, precipitation uses ethyl alcohol, water washing successively, is dried in vacuo under the conditions of 80 DEG C for 24 hours up to described kind
Lichee shape pucherite-polyaniline composite material.
2. manaca shape pucherite-polyaniline composite material described in claim 1, it is characterised in that step (1) bismuth salt is selected from
Bismuth nitrate or its hydrate, polyethylene glycol are selected from PEG2000 or PEG4000, and every mM of bismuth salt uses 10mL concentrated nitric acids, 10mL
Distilled water, 300-400mg polyethylene glycol, bismuth salt and NH4VO3Molar ratio be 1：1.
3. claim 1-2 any one of them manaca shapes pucherite-polyaniline composite material, it is characterised in that step (2)
The preferred dilute hydrochloric acid of the acid solution or dilute sulfuric acid, molar concentration 1-2mol/L, every milliliter of aniline use 1.5-2.5g persulfuric acid
Ammonium uses 20-25mL acid solutions.
4. claim 1-3 any one of them manaca shapes pucherite-polyaniline composite material, it is characterised in that step (3)
The mass ratio of middle manaca shape pucherite and polyaniline is 100：The dosage of 3-5, absolute ethyl alcohol are every gram of manaca shape pucherite
Use 80-100mL absolute ethyl alcohols.
5. the preparation method of claim 1-4 any one of them manaca shapes pucherite-polyaniline composite material.
6. claim 1-4 any one of them manaca shapes pucherite-polyaniline composite material answering in removing removing heavy metals
With.The heavy metal preferred chromium and lead.
7. claim 1-4 any one of them manaca shapes pucherite-application of the polyaniline composite material in environment remediation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810152123.5A CN108587156B (en) | 2018-02-14 | 2018-02-14 | Annona squamosa-shaped bismuth vanadate-polyaniline composite material and application thereof in environmental remediation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810152123.5A CN108587156B (en) | 2018-02-14 | 2018-02-14 | Annona squamosa-shaped bismuth vanadate-polyaniline composite material and application thereof in environmental remediation |
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| CN108587156A true CN108587156A (en) | 2018-09-28 |
| CN108587156B CN108587156B (en) | 2020-10-30 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456554A (en) * | 2020-11-30 | 2021-03-09 | 安徽工业大学 | Preparation method of polymer composite copper vanadate nanobelt |
| CN114231291A (en) * | 2021-11-11 | 2022-03-25 | 江西省生态环境科学研究与规划院 | In-situ remediation medicament and method for remedying copper-pyrethroid pesticide composite contaminated soil |
| CN115466986A (en) * | 2022-09-28 | 2022-12-13 | 西南石油大学 | Electrode for hydrogen production by electrolyzing waste water and preparation method and application thereof |
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| CN105140551A (en) * | 2015-07-29 | 2015-12-09 | 大连理工大学 | Polyaniline (PANI)/BiVO4 composite photocatalyst and microbial fuel cell coupling system |
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| CN105140551A (en) * | 2015-07-29 | 2015-12-09 | 大连理工大学 | Polyaniline (PANI)/BiVO4 composite photocatalyst and microbial fuel cell coupling system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112456554A (en) * | 2020-11-30 | 2021-03-09 | 安徽工业大学 | Preparation method of polymer composite copper vanadate nanobelt |
| CN112456554B (en) * | 2020-11-30 | 2022-06-14 | 安徽工业大学 | Preparation method of polymer composite copper vanadate nanobelt |
| CN114231291A (en) * | 2021-11-11 | 2022-03-25 | 江西省生态环境科学研究与规划院 | In-situ remediation medicament and method for remedying copper-pyrethroid pesticide composite contaminated soil |
| CN115466986A (en) * | 2022-09-28 | 2022-12-13 | 西南石油大学 | Electrode for hydrogen production by electrolyzing waste water and preparation method and application thereof |
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