CN107010706A - A kind of method of mantoquita in utilization Extracts from Peanut Hulls separation water - Google Patents
A kind of method of mantoquita in utilization Extracts from Peanut Hulls separation water Download PDFInfo
- Publication number
- CN107010706A CN107010706A CN201710341497.7A CN201710341497A CN107010706A CN 107010706 A CN107010706 A CN 107010706A CN 201710341497 A CN201710341497 A CN 201710341497A CN 107010706 A CN107010706 A CN 107010706A
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- Prior art keywords
- peanut
- solution
- mantoquita
- separation
- peanut shell
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Classifications
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
-
- 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
Abstract
The invention provides a kind of method of mantoquita in utilization Extracts from Peanut Hulls separation water, comprise the following steps：A, select without mouldy peanut shell, removal surface smut is washed with clear water, be put into extraction solution and soak；B, take immersion after material, insert in the vessel with mechanical agitation and spherical condensation tube, be placed in heating and refluxing extraction in heater；After C, refluxing extraction terminate, peanut shell powder is carried out separation of solid and liquid with extracting solution；D, peanut shell extract solution adjusted into pH value to alkalescence, be added to by a certain percentage in the aqueous solution containing copper ion, and adjust pH value, be stirred, then stand, obtain flocculent deposit；E, pass through separation of solid and liquid, take out precipitation, obtain the low water of copper ions concentration.Whereby, the present invention is using discarded material used for agriculture, applied to wastewater treatment, and copper ion in water removal can be removed with high selectivity, and absorption specificity more simple than peanut shell is strong, reduces the cost of water process, improves the value of peanut shell.
Description
Technical field
Copper in Extracts from Peanut Hulls separation water is utilized the present invention relates to weight deionized water processing technology field, more particularly to one kind
The method of salt.
Background technology
Peanut is important one kind in China industrial crops, and the north of China is widely distributed in especially as oil crops
Side.After substantial amounts of shelled peanut is used as oil resource, and peanut shell and peanut straw etc. are used as discarded object, only small part use
In feed or fuel etc., therefore, its value should be further improved as a kind of biomass resource.From current China pair
From the point of view of the utilization power of peanut shell, many scientific workers have recognized the value of peanut shell, but apart from practical application, also have
Far distance.
It is burned off or throws away in vain as agricultural residue to reduce peanut shell agricultural residue, causes the wasting of resources and environment
Pollution, someone utilizes peanut shell Adsorption of Heavy Metals ion, such as mercury etc., someone to the further modification of peanut shell, by physics and
Chemistry method, dialogue peanut shell handled, using peanut shell fibre structure, there is stronger adsorption capacity to ion, to containing
The water for having various heavy metal ion is handled.
The content of the invention
For above-mentioned defect, it is an object of the invention to provide mantoquita in a kind of utilization Extracts from Peanut Hulls separation water
Method, it can effectively remove the copper ion in moisture removal.
To achieve these goals, the method that the present invention provides mantoquita in a kind of utilization Extracts from Peanut Hulls separation water, bag
Include following steps：
A, select without mouldy peanut shell, removal surface smut is washed with clear water, be put into extraction solution and soak；
B, take immersion after material, insert in the vessel with mechanical agitation and spherical condensation tube, be placed in heater
Heating and refluxing extraction；
After C, refluxing extraction terminate, peanut shell powder is carried out separation of solid and liquid with extracting solution；
D, by peanut shell extract solution adjust pH value to alkalescence, be added to by a certain percentage in the aqueous solution containing copper ion,
And pH value is adjusted, it is stirred, then stands, obtains flocculent deposit；
E, pass through separation of solid and liquid, take out precipitation, obtain the low water of copper ions concentration.
According to the method for mantoquita in the utilization Extracts from Peanut Hulls separation water of the present invention, the step C also includes：
Filtered with funnel, filter residue is added to extraction solution again, carried out second and extract.
It is described with mechanical agitation and spherical according to the method for mantoquita in the utilization Extracts from Peanut Hulls separation water of the present invention
The vessel of condenser pipe are three-necked flask.
According to the method for mantoquita in the utilization Extracts from Peanut Hulls separation water of the present invention, in the step A, peanut shell is with carrying
The solid-liquid ratio for taking solution is 1g/30ml~1g/10ml；
The solution that extracts is the NaOH solution that concentration is 0.001M.
According to the method for mantoquita in the utilization Extracts from Peanut Hulls separation water of the present invention, carrying for the second time in the step C
Take the extraction solution in the amount and concentration and step A of used extraction solution same.
According to the method for mantoquita in the utilization Extracts from Peanut Hulls separation water of the present invention, the heating-up temperature in the step B
For 60-100 degree, the heat time is 20min-240min.
The PH is controlled to be according to the method for mantoquita in the utilization Extracts from Peanut Hulls separation water of the present invention, in the step D
7.5-12.5。
The invention provides a kind of method of mantoquita in utilization Extracts from Peanut Hulls separation water, comprise the following steps：A, choose
Choosing washs removal surface smut with clear water without mouldy peanut shell, is put into extraction solution and soaks；B, take immersion after material,
Insert in the vessel with mechanical agitation and spherical condensation tube, be placed in heating and refluxing extraction in heater；C, refluxing extraction knot
Peanut shell powder, is carried out separation of solid and liquid by Shu Hou with extracting solution；D, by peanut shell extract solution adjust pH value to alkalescence, by one
Certainty ratio is added in the aqueous solution containing copper ion, and adjusts pH value, is stirred, is then stood, and obtains flocculent deposit；E、
By separation of solid and liquid, precipitation is taken out, the low water of copper ions concentration is obtained.Whereby, the present invention utilizes discarded material used for agriculture, application
In wastewater treatment, copper ion in water removal can be removed with high selectivity, and absorption specificity more simple than peanut shell is strong, reduces water process
Cost, improve the value of peanut shell.
Brief description of the drawings
Fig. 1 is the cyanidenon structural representation of the present invention；
Fig. 2 is the eriodictyol structural representation of the present invention；
Fig. 3 is the 5,7- dihydroxy chromone structural representations of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Inventor is made full use of inside peanut shell active ingredient on the basis of studying peanut shell principle active component
Flavone compound, using in extract contain a large amount of flavone compounds, the features such as its structure contains great amount of hydroxy group and carbonyl.
Flavonoid substances have cyanidenon (such as Fig. 1), eriodictyol (such as Fig. 2) and 5,7- dihydroxy chromones in such as Extracts from Peanut Hulls
(such as Fig. 3), and plurality of heavy metal ion atoms outer layer has many 3d layers of multiple electronics, easily coordinates with the formation of some parts
Thing.The outer-shell electron of copper ion Cu2+ ions is configured as 3s2 3p6 3d9, and the ligancy that can be formed has 2,4,5 and 6.2 and 5
It is rare, mainly 4 and 6.
Therefore, the characteristics of easily forming complex using the flavone compound containing carbonyl and hydroxyl and copper ion,
Extract is used for the work that copper ion is separated from the water containing copper ion, and exploitation is a kind of using in Extracts from Peanut Hulls separation water
The method of copper ion.This method is simple, and separating effect is excellent, available for wastewater treatment work and industry containing a large amount of copper ions
With the field such as reduction copper ion in water.
Specifically, the method that the present invention provides mantoquita in a kind of utilization Extracts from Peanut Hulls separation water, comprises the following steps：
A, select without mouldy peanut shell, removal surface smut is washed with clear water, be put into extraction solution and soak.
In the step, soak time was controlled at 1-48 hours, and soaking solution can select potassium carbonate, sodium carbonate, bicarbonate
Sodium, sodium hydroxide and potassium hydroxide etc., the pH value of soaking solution is between 8-12, solid-to-liquid ratio 1g/30ml~1g/ of immersion
10ml。
B, take immersion after material, insert in the vessel with mechanical agitation and spherical condensation tube, be placed in heater
Heating and refluxing extraction.In the step, vessel use for three mouthfuls of beakers, and heating and temperature control is in 60-100 degree, heat time
20min-240min。
After C, refluxing extraction terminate, peanut shell powder is carried out separation of solid and liquid with extracting solution.
In the step, second extraction can be carried out, such as is filtered with funnel, filter residue is added to extraction solution again,
Carry out second to extract, to improve recovery rate.
D, by peanut shell extract solution adjust pH value to alkalescence, be added to by a certain percentage in the aqueous solution containing copper ion,
And pH value is adjusted, it is stirred, then stands, obtains flocculent deposit.It is 7.5-12.5 that alkaline ph values are controlled in the step.With copper
Ion mol ratio, is 1/1-4/1, is converted into liquor capacity and compares 0.1/1-0.5/1.
E, pass through separation of solid and liquid, take out precipitation, obtain the low water of copper ions concentration.In the step, separation of solid and liquid is used
Filtering is centrifuged.
Because peanut shell is cheap, without crushing is dried, directly extract.The present invention, which simplifies, extracts operating process,
Extraction cost is reduced, makes extraction process more easy to operate.And peanut shell is at source gathered materials on the spot, freight charges are saved, cost is reduced.Alkali lye
Selection species it is various, wide material sources to the less demanding of equipment, save the energy.Water treatment steps are simple, also reduce processing
Cost, and copper complex can be obtained.
In one embodiment of the invention, using the method for mantoquita in Extracts from Peanut Hulls separation water, comprise the following steps：
A, select without mouldy peanut shell, removal surface smut is washed with clear water, be put into extraction solution and soak.
In the step, soak time 1 hour, soaking solution is sodium hydroxide, the pH value of soaking solution for 8, immersion
Solid-to-liquid ratio 1g/30ml.
B, take immersion after material, insert in the vessel with mechanical agitation and spherical condensation tube, be placed in heater
Heating and refluxing extraction.In the step, vessel use for three mouthfuls of beakers, and heating and temperature control is in 60 degree, heat time
20min。
After C, refluxing extraction terminate, peanut shell powder is carried out separation of solid and liquid with extracting solution.
In the step, second extraction can be carried out, such as is filtered with funnel, filter residue is added to extraction solution again,
Carry out second to extract, to improve recovery rate.
D, by peanut shell extract solution adjust pH value to alkalescence, be added to by a certain percentage in the aqueous solution containing copper ion,
And pH value is adjusted, it is stirred, then stands, obtains flocculent deposit.It is 7.5 that alkaline ph values are controlled in the step.With copper ion
Mol ratio, is 1/1, is converted into liquor capacity and compares 0.1/1.
E, pass through separation of solid and liquid, take out precipitation, obtain the low water of copper ions concentration.In the step, separation of solid and liquid is used
Filtering is centrifuged.
In another embodiment of the present invention, using the method for mantoquita in Extracts from Peanut Hulls separation water, comprise the following steps：
A, select without mouldy peanut shell, removal surface smut is washed with clear water, be put into extraction solution and soak.
In the step, soak time control was at 48 hours, and soaking solution selects sodium hydroxide solution, and the pH of soaking solution is
12, the solid-to-liquid ratio 1g/10ml of immersion.
B, take immersion after material, insert in the vessel with mechanical agitation and spherical condensation tube, be placed in heater
Heating and refluxing extraction.In the step, vessel use for three mouthfuls of beakers, and heating and temperature control is in 100 degree, heat time
240min。
After C, refluxing extraction terminate, peanut shell powder is carried out separation of solid and liquid with extracting solution.
In the step, second extraction can be carried out, such as is filtered with funnel, filter residue is added to extraction solution again,
Carry out second to extract, to improve recovery rate.
D, by peanut shell extract solution adjust pH value to alkalescence, be added to by a certain percentage in the aqueous solution containing copper ion,
And pH value is adjusted, it is stirred, then stands, obtains flocculent deposit.It is 12.5 that alkaline ph values are controlled in the step.With copper ion
Mol ratio, is 4/1, is converted into liquor capacity and compares 0.5/1.
E, pass through separation of solid and liquid, take out precipitation, obtain the low water of copper ions concentration.In the step, separation of solid and liquid is used
Filtering is centrifuged.
Because peanut shell is cheap, without crushing is dried, directly extract.The present invention, which simplifies, extracts operating process,
Extraction cost is reduced, makes extraction process more easy to operate.And peanut shell is at source gathered materials on the spot, freight charges are saved, cost is reduced.Alkali lye
Selection species it is various, wide material sources to the less demanding of equipment, save the energy.Water treatment steps are simple, also reduce processing
Cost, and copper complex can be obtained
In the concrete application of the present invention, comprise the following steps：
(1) 30g peanut shells are taken to be cleaned, the peanut shell after wash clean is soaked with 500mL 0.001M NaOH solution
1 hour；
(2) mixture that step (1) is obtained adds the three-necked flask with mechanical agitation and condenser pipe, heating and refluxing extraction
2 hours, then filtered with Buchner funnel, separation solid peanut shell residue and extract solution
Above-mentioned residue adds same concentration and the NaOH solution of volume is extracted 2 hours again, obtains extract solution, with first time
Extract solution merges.
(3) the 1000mL extract solutions that step (2) is obtained are cooled down, and adjust pH value, then take 100mL extract solutions to add
In the 1L solution of 1000mg/L copper ion, it is stirred, after 1 hour, stands 30min.Occurs flocculent deposit material in solution.
(4) solution obtained with filtered on buchner funnel step (3), filters out the copper ion concentration drop in deposit, solution
For 1mg/L.
The present invention can effectively removes the copper ion in solution, and obtain the complexing of flavone compound and copper ion
Thing.
In summary, the invention provides a kind of method of mantoquita in utilization Extracts from Peanut Hulls separation water, including it is as follows
Step：A, select without mouldy peanut shell, removal surface smut is washed with clear water, be put into extraction solution and soak；B, take immersion
Material afterwards, is inserted in the vessel with mechanical agitation and spherical condensation tube, is placed in heating and refluxing extraction in heater；C, return
After stream extraction terminates, peanut shell powder is carried out separation of solid and liquid with extracting solution；D, peanut shell extract solution adjusted into pH value to alkali
Property, it is added to by a certain percentage in the aqueous solution containing copper ion, and pH value is adjusted, it is stirred, then stands, obtains cotton-shaped
Precipitation；E, pass through separation of solid and liquid, take out precipitation, obtain the low water of copper ions concentration.Whereby, the present invention utilizes discarded agricultural thing
Money, applied to wastewater treatment, copper ion in water removal can be removed with high selectivity, absorption specificity more simple than peanut shell is strong, reduction
The cost of water process, improves the value of peanut shell.
Certainly, the present invention can also have other various embodiments, ripe in the case of without departing substantially from spirit of the invention and its essence
Various corresponding changes and deformation, but these corresponding changes and change ought can be made according to the present invention by knowing those skilled in the art
Shape should all belong to the protection domain of appended claims of the invention.
Claims (7)
1. a kind of method of mantoquita in utilization Extracts from Peanut Hulls separation water, it is characterised in that comprise the following steps：
A, select without mouldy peanut shell, removal surface smut is washed with clear water, be put into extraction solution and soak；
B, take immersion after material, insert in the vessel with mechanical agitation and spherical condensation tube, be placed in heater heat
Refluxing extraction；
After C, refluxing extraction terminate, peanut shell powder is carried out separation of solid and liquid with extracting solution；
D, by peanut shell extract solution adjust pH value to alkalescence, be added to by a certain percentage in the aqueous solution containing copper ion, and adjust
PH value is saved, is stirred, then stands, flocculent deposit is obtained；
E, pass through separation of solid and liquid, take out precipitation, obtain the low water of copper ions concentration.
2. the method for mantoquita in utilization Extracts from Peanut Hulls separation water according to claim 1, it is characterised in that the step
Rapid C also includes：
Filtered with funnel, filter residue is added to extraction solution again, carried out second and extract.
3. the method for mantoquita in utilization Extracts from Peanut Hulls separation water according to claim 1, it is characterised in that the band
The vessel for having mechanical agitation and spherical condensation tube are three-necked flask.
4. the method for mantoquita in utilization Extracts from Peanut Hulls separation water according to claim 1, it is characterised in that the step
In rapid A, peanut shell is 1g/30ml~1g/10ml with the solid-liquid ratio for extracting solution；
The solution that extracts is the NaOH solution that concentration is 0.001M.
5. the method for mantoquita in utilization Extracts from Peanut Hulls separation water according to claim 2, it is characterised in that the step
Suddenly the extraction solution that second in C is extracted in the amount and concentration and step A of used extraction solution is same.
6. the method for mantoquita in utilization Extracts from Peanut Hulls separation water according to claim 1, it is characterised in that the step
Heating-up temperature in rapid B is 60-100 degree, and the heat time is 20min-240min.
7. the method for mantoquita in utilization Extracts from Peanut Hulls separation water according to claim 1, it is characterised in that the step
It is 7.5-12.5 that PH is controlled in rapid D.
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| CN201710341497.7A CN107010706B (en) | 2017-05-16 | 2017-05-16 | Method for separating copper salt in water by using peanut shell extract |
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| CN201710341497.7A CN107010706B (en) | 2017-05-16 | 2017-05-16 | Method for separating copper salt in water by using peanut shell extract |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109734693A (en) * | 2019-02-25 | 2019-05-10 | 昌邑市银江生物科技有限公司 | A method of preparing 5,7- dihydroxy chromone |
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| CN109734693A (en) * | 2019-02-25 | 2019-05-10 | 昌邑市银江生物科技有限公司 | A method of preparing 5,7- dihydroxy chromone |
| CN109734693B (en) * | 2019-02-25 | 2023-03-24 | 昌邑市银江生物科技有限公司 | Method for preparing 5,7-dihydroxy chromone |
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| Publication number | Publication date |
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| CN107010706B (en) | 2021-04-16 |
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