CN108017116A - A kind of inorganic agent based on hydroxyapatite and its preparation method and application - Google Patents
A kind of inorganic agent based on hydroxyapatite and its preparation method and application Download PDFInfo
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- CN108017116A CN108017116A CN201711425329.2A CN201711425329A CN108017116A CN 108017116 A CN108017116 A CN 108017116A CN 201711425329 A CN201711425329 A CN 201711425329A CN 108017116 A CN108017116 A CN 108017116A
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- hydroxyapatite
- inorganic agent
- acetylaminoaniline
- vinyltrimethoxysilane
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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
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/542—Phosphorus 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
- C02F2101/30—Organic compounds
- C02F2101/32—Hydrocarbons, e.g. oil
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses a kind of inorganic agent based on hydroxyapatite and its preparation method and application, the inorganic agent, includes according to the raw material of parts by weight：30 40 parts of hydroxyapatite, 6 12 parts of vinyltrimethoxysilane, 13 21 parts of 3-acetylaminoaniline, 37 parts of tributyl citrate.Hydroxyapatite is crushed, adds 3-acetylaminoaniline solution, heating stirring after sealing；Then mixed with vinyltrimethoxysilane solution, heating stirring is handled after sealing, washs drying；Stir, calcine with tributyl citrate Hybrid Heating to obtain the final product.Oil removal rate of the present invention, except solid suspension efficiency dramatically increases, sinking speed is fast, adding less, and processing water is big, and processing speed is fast, high treating effect, to equipment non-corrosiveness.Raw material of the present invention is simple and easy to get, and preparation process is simple, easy to operate, low production cost, and environmental protection, processing procedure will not cause water quality secondary pollution, reusable, suitable for industrial wastewater field.
Description
Technical field
The present invention relates to technical field of sewage, is specifically a kind of based on the inorganic agent of hydroxyapatite and its preparation side
Method and application.
Background technology
Industrial wastewater refers to the waste water, sewage and waste liquid produced in industrial processes, wherein containing the work outflowed with water
The pollutant produced in industry production materials, intermediate product and product and production process, threatens the health and safety of the mankind.Its
In, the component of the Heavy Oil High Temperature sewage in oilfield sewage is extremely complex：Contain solid impurity, microorganism, dissolved gas and solvable
The various ingredients such as property salt, and the spy that generally existing organism kinds are miscellaneous, salinity is high, oil content is high, incrustation ion content is high
Sign, makes the purification of sewage more complicated, intractability bigger.When existing inorganic agent is used for oil-field thick-oil high temperature sewage disposal,
Although flocculating effect is good, the purifying property of demulsification performance and colloidal particles to oil emulsion is poor.
Hydroxyapatite has excellent biocompatibility and bioactivity, in oral hygiene to tooth have compared with
Good remineralization, desensitization and whitening function.In sewage treatment field using less, but also there is part use, but due to
It somewhat has water undiluted or substantial amounts of product contact underground water, water channel or the sewerage of not allowing of harm, can cause
Secondary pollution, and the limitation of hydroxyapatite this body structure makes its effect in sewage disposal poor.
The content of the invention
It is an object of the invention to provide a kind of inorganic agent based on hydroxyapatite and its preparation method and application, with solution
Problem certainly proposed in the above background technology.
To achieve the above object, the present invention provides following technical solution：
A kind of inorganic agent based on hydroxyapatite, includes according to the raw material of parts by weight：30-40 parts of hydroxyapatite, vinyl
6-12 parts of trimethoxy silane, 13-21 parts of 3-acetylaminoaniline, 3-7 parts of tributyl citrate.
As the further scheme of the present invention：The inorganic agent based on hydroxyapatite, according to the raw material bag of parts by weight
Include：32-38 parts of hydroxyapatite, 8-10 parts of vinyltrimethoxysilane, 15-19 parts of 3-acetylaminoaniline, citric acid three
4-6 parts of butyl ester.
As the further scheme of the present invention：The inorganic agent based on hydroxyapatite, according to the raw material bag of parts by weight
Include：35 parts of hydroxyapatite, 9 parts of vinyltrimethoxysilane, 17 parts of 3-acetylaminoaniline, 5 parts of tributyl citrate.
A kind of preparation method of the inorganic agent based on hydroxyapatite, comprises the following steps：
1）2.5 times of ethanol of vinyltrimethoxysilane and its quality is mixed, vinyltrimethoxysilane solution is made；
7-8 times of deionized water of 3-acetylaminoaniline and its quality is mixed, 3-acetylaminoaniline solution is made；
2）Hydroxyapatite is crushed, crosses 150-200 mesh sieves, 3-acetylaminoaniline solution is then added, first heats up after sealing
To 88-91 DEG C and at such a temperature stir process 1.3-1.4h, then heats to 108-110 DEG C and at such a temperature stir process
55-60min, is cooled to room temperature；Then mixed with vinyltrimethoxysilane solution, 72-75 DEG C is first warming up to after sealing simultaneously
Stir process 75-80min at such a temperature, then heats to 138-142 DEG C and at such a temperature stir process 25-30min, then
152-155 DEG C and at such a temperature stir process 30-35min are warming up to, is down to room temperature, filtering removes filtrate, and taking precipitate, is washed
Wash drying；Mixture A is made；
3）Mixture A is mixed with tributyl citrate, 1.8-2h is stirred at a temperature of 75 DEG C, then at a temperature of 420 DEG C
Calcine 4.5h to obtain the final product.
As the further scheme of the present invention：Washing, drying are to be washed with water, 100 DEG C of oven dryings.
As the further scheme of the present invention：Step 2）In, the speed of agitator added after 3-acetylaminoaniline solution is
350r/min。
As the further scheme of the present invention：Step 2）In, the stirring added after vinyltrimethoxysilane solution turns
Speed is 150r/min.
Another object of the present invention is to provide application of the inorganic agent in Industrial Wastewater Treatment.
As the further scheme of the present invention：Industrial wastewater includes viscous crude field sewage.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention is handled hydroxyapatite with 3-acetylaminoaniline using vinyltrimethoxysilane, through not equality of temperature
Spend stir process, hydroxyapatite inorganic agent made from calcining, oil removal rate, dramatically increase except solid suspension efficiency, sedimentation speed
Spend it is fast, adding less, processing water it is big, processing speed is fast, high treating effect, to equipment non-corrosiveness.Raw material of the present invention is simple
It is easy to get, preparation process is simple, easy to operate, low production cost, and environmental protection, processing procedure will not cause water quality secondary pollution, uses
Reusable after being calcined again after complete, more than the 90% of using effect first can still be reached by reusing effect, suitable for industry
Metaplasia is produced, suitable for industrial wastewater field, especially suitable for that can produce the largely Heavy Oil High Temperature field of sewage containing waste oil class.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical solution in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, those of ordinary skill in the art's all other embodiments obtained without making creative work, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of inorganic agent based on hydroxyapatite, includes according to the raw material of parts by weight：Hydroxyapatite
30 parts, 6 parts of vinyltrimethoxysilane, 13 parts of 3-acetylaminoaniline, 3 parts of tributyl citrate.
2.5 times of ethanol of vinyltrimethoxysilane and its quality is mixed, it is molten that vinyltrimethoxysilane is made
Liquid；7 times of deionized water of 3-acetylaminoaniline and its quality is mixed, 3-acetylaminoaniline solution is made.By hydroxyl phosphorus
Lime stone crushes, crosses 150 mesh sieves, then adds 3-acetylaminoaniline solution, and 88 DEG C and at such a temperature are first warming up to after sealing
Stir process 1.3h, then heats to 108 DEG C and at such a temperature stir process 55min, is cooled to room temperature；Speed of agitator is
350r/min.Then mixed with vinyltrimethoxysilane solution, 72 DEG C are first warming up to after sealing and is stirred at such a temperature
75min is handled, then heats to 138 DEG C and at such a temperature stir process 25min, then is warming up to 152 DEG C and at such a temperature
Stir process 30min, speed of agitator 150r/min.Room temperature is down to, filtering removes filtrate, and taking precipitate, is washed with water, and 100
DEG C oven drying；Mixture A is made.Mixture A is mixed with tributyl citrate, 1.8h is stirred at a temperature of 75 DEG C, then
4.5h is calcined at a temperature of 420 DEG C to obtain the final product.
Embodiment 2
In the embodiment of the present invention, a kind of inorganic agent based on hydroxyapatite, includes according to the raw material of parts by weight：Hydroxyapatite
40 parts, 12 parts of vinyltrimethoxysilane, 21 parts of 3-acetylaminoaniline, 7 parts of tributyl citrate.
2.5 times of ethanol of vinyltrimethoxysilane and its quality is mixed, it is molten that vinyltrimethoxysilane is made
Liquid；8 times of deionized water of 3-acetylaminoaniline and its quality is mixed, 3-acetylaminoaniline solution is made.By hydroxyl phosphorus
Lime stone crushes, crosses 200 mesh sieves, then adds 3-acetylaminoaniline solution, and 91 DEG C and at such a temperature are first warming up to after sealing
Stir process 1.4h, then heats to 110 DEG C and at such a temperature stir process 60min, is cooled to room temperature；Speed of agitator is
350r/min.Then mixed with vinyltrimethoxysilane solution, 75 DEG C are first warming up to after sealing and is stirred at such a temperature
80min is handled, then heats to 142 DEG C and at such a temperature stir process 30min, then is warming up to 155 DEG C and at such a temperature
Stir process 35min, speed of agitator 150r/min.Room temperature is down to, filtering removes filtrate, and taking precipitate, is washed with water, and 100
DEG C oven drying；Mixture A is made.Mixture A is mixed with tributyl citrate, stirs 2h at a temperature of 75 DEG C, then
4.5h is calcined at a temperature of 420 DEG C to obtain the final product.
Embodiment 3
In the embodiment of the present invention, a kind of inorganic agent based on hydroxyapatite, includes according to the raw material of parts by weight：Hydroxyapatite
32 parts, 8 parts of vinyltrimethoxysilane, 15 parts of 3-acetylaminoaniline, 4 parts of tributyl citrate.
2.5 times of ethanol of vinyltrimethoxysilane and its quality is mixed, it is molten that vinyltrimethoxysilane is made
Liquid；8 times of deionized water of 3-acetylaminoaniline and its quality is mixed, 3-acetylaminoaniline solution is made.By hydroxyl phosphorus
Lime stone crushes, crosses 200 mesh sieves, then adds 3-acetylaminoaniline solution, and 90 DEG C and at such a temperature are first warming up to after sealing
Stir process 1.4h, then heats to 109 DEG C and at such a temperature stir process 60min, is cooled to room temperature；Speed of agitator is
350r/min.Then mixed with vinyltrimethoxysilane solution, 75 DEG C are first warming up to after sealing and is stirred at such a temperature
80min is handled, then heats to 140 DEG C and at such a temperature stir process 30min, then is warming up to 155 DEG C and at such a temperature
Stir process 35min, speed of agitator 150r/min.Room temperature is down to, filtering removes filtrate, and taking precipitate, is washed with water, and 100
DEG C oven drying；Mixture A is made.Mixture A is mixed with tributyl citrate, stirs 2h at a temperature of 75 DEG C, then
4.5h is calcined at a temperature of 420 DEG C to obtain the final product.
Embodiment 4
In the embodiment of the present invention, a kind of inorganic agent based on hydroxyapatite, includes according to the raw material of parts by weight：Hydroxyapatite
38 parts, 10 parts of vinyltrimethoxysilane, 19 parts of 3-acetylaminoaniline, 6 parts of tributyl citrate.
2.5 times of ethanol of vinyltrimethoxysilane and its quality is mixed, it is molten that vinyltrimethoxysilane is made
Liquid；8 times of deionized water of 3-acetylaminoaniline and its quality is mixed, 3-acetylaminoaniline solution is made.By hydroxyl phosphorus
Lime stone crushes, crosses 200 mesh sieves, then adds 3-acetylaminoaniline solution, and 90 DEG C and at such a temperature are first warming up to after sealing
Stir process 1.4h, then heats to 109 DEG C and at such a temperature stir process 60min, is cooled to room temperature；Speed of agitator is
350r/min.Then mixed with vinyltrimethoxysilane solution, 75 DEG C are first warming up to after sealing and is stirred at such a temperature
80min is handled, then heats to 140 DEG C and at such a temperature stir process 30min, then is warming up to 155 DEG C and at such a temperature
Stir process 35min, speed of agitator 150r/min.Room temperature is down to, filtering removes filtrate, and taking precipitate, is washed with water, and 100
DEG C oven drying；Mixture A is made.Mixture A is mixed with tributyl citrate, stirs 2h at a temperature of 75 DEG C, then
4.5h is calcined at a temperature of 420 DEG C to obtain the final product.
Embodiment 5
In the embodiment of the present invention, a kind of inorganic agent based on hydroxyapatite, includes according to the raw material of parts by weight：Hydroxyapatite
35 parts, 9 parts of vinyltrimethoxysilane, 17 parts of 3-acetylaminoaniline, 5 parts of tributyl citrate.
2.5 times of ethanol of vinyltrimethoxysilane and its quality is mixed, it is molten that vinyltrimethoxysilane is made
Liquid；8 times of deionized water of 3-acetylaminoaniline and its quality is mixed, 3-acetylaminoaniline solution is made.By hydroxyl phosphorus
Lime stone crushes, crosses 200 mesh sieves, then adds 3-acetylaminoaniline solution, and 90 DEG C and at such a temperature are first warming up to after sealing
Stir process 1.4h, then heats to 109 DEG C and at such a temperature stir process 60min, is cooled to room temperature；Speed of agitator is
350r/min.Then mixed with vinyltrimethoxysilane solution, 75 DEG C are first warming up to after sealing and is stirred at such a temperature
80min is handled, then heats to 140 DEG C and at such a temperature stir process 30min, then is warming up to 155 DEG C and at such a temperature
Stir process 35min, speed of agitator 150r/min.Room temperature is down to, filtering removes filtrate, and taking precipitate, is washed with water, and 100
DEG C oven drying；Mixture A is made.Mixture A is mixed with tributyl citrate, stirs 2h at a temperature of 75 DEG C, then
4.5h is calcined at a temperature of 420 DEG C to obtain the final product.
Comparative example 1
In addition to vinyltrimethoxysilane is not contained, it is formulated and preparation process is consistent with embodiment 5.
Comparative example 2
In addition to 3-acetylaminoaniline is not contained, it is formulated and preparation process is consistent with embodiment 5.
Comparative example 3
Do not contain vinyltrimethoxysilane and outside 3-acetylaminoaniline, it is formulated and preparation process is consistent with embodiment 5.
Comparative example 4
Each raw material is mixed, other raw materials in embodiment is added, stirs 2h at a temperature of 75 DEG C, then in 420 DEG C of temperature
Lower calcining 4.5h to obtain the final product.Its raw material component is consistent with embodiment 5.
Comparative example 5
After each raw material is mixed, 30min is ultrasonically treated, 2h is stirred at a temperature of 75 DEG C, then calcined at a temperature of 420 DEG C
4.5h to obtain the final product.Its raw material component is consistent with embodiment 5.
Inorganic agent and commercially available inorganic agent made from embodiment 1-5, comparative example 1-5 are added to certain oil-field thick-oil respectively
Cyclonic reactor entrance in sewage plant process flow, oil content and solid after 1-5 of embodiment of the present invention processing in water hang
Float content is decreased significantly, and application effect (is noted as shown in table 1：Medicament dosage is calculated by effective content).Embodiment 1-5
And the dosage of comparative example 1-5 is 25mg/L, the dosage of commercially available inorganic agent is 100mg/L.
1 inorganic agent application effect of table
| pH | Temperature DEG C | Oil content mg/L | Suspended solid mg/L | Salinity mg/L | |
| Condensed oil sewage average value | 8.9 | 90 | 19553.2 | 1806.4 | 2798 |
| Embodiment 1 | 7.7 | 90 | 11.5 | 14.2 | 2803 |
| Embodiment 2 | 7.7 | 90 | 8.5 | 11.3 | 2809 |
| Embodiment 3 | 7.4 | 90 | 2.0 | 3.1 | 2815 |
| Embodiment 4 | 7.2 | 90 | 1.5 | 2.5 | 2823 |
| Embodiment 5 | 7.2 | 90 | 1.1 | 1.1 | 2845 |
| Comparative example 1 | 8.3 | 90 | 105.6 | 185.3 | 2706 |
| Comparative example 2 | 8.4 | 90 | 231.3 | 123.5 | 2713 |
| Comparative example 3 | 8.8 | 90 | 325.2 | 254.8 | 2685 |
| Comparative example 4 | 8.5 | 90 | 302.5 | 225.5 | 2701 |
| Comparative example 5 | 8.3 | 90 | 216.5 | 180.2 | 2711 |
| Commercially available inorganic agent | 7.8 | 90 | 58.6 | 55.1 | 2801 |
Table 1 is understood, using oil content in the water after inorganic agent provided by the invention processing<12mg/L, suspended matter<15mg/L, it is real
It is more excellent to apply a 3-5, embodiment 5 is optimal.Under identical treatment conditions, the purification for the inorganic agent that 1-5 of the embodiment of the present invention is provided
Positive effect is better than commercially available inorganic agent, and the present invention's is adding less in commercially available inorganic agent.Comparative example 1-5 and embodiment 5
Compare, it is so efficiently because the collaboration of each raw material and preparation process using the present invention that inorganic agent of the present invention, which can have,
Effect.
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, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (9)
1. a kind of inorganic agent based on hydroxyapatite, it is characterised in that include according to the raw material of parts by weight：Hydroxyapatite
30-40 parts, 6-12 parts of vinyltrimethoxysilane, 13-21 parts of 3-acetylaminoaniline, 3-7 parts of tributyl citrate.
2. the inorganic agent according to claim 1 based on hydroxyapatite, it is characterised in that according to the raw material bag of parts by weight
Include：32-38 parts of hydroxyapatite, 8-10 parts of vinyltrimethoxysilane, 15-19 parts of 3-acetylaminoaniline, citric acid three
4-6 parts of butyl ester.
3. the inorganic agent according to claim 1 based on hydroxyapatite, it is characterised in that according to the raw material bag of parts by weight
Include：35 parts of hydroxyapatite, 9 parts of vinyltrimethoxysilane, 17 parts of 3-acetylaminoaniline, 5 parts of tributyl citrate.
A kind of 4. preparation method of inorganic agent based on hydroxyapatite as described in claim 1-3 is any, it is characterised in that
Comprise the following steps：
1）2.5 times of ethanol of vinyltrimethoxysilane and its quality is mixed, vinyltrimethoxysilane solution is made；
7-8 times of deionized water of 3-acetylaminoaniline and its quality is mixed, 3-acetylaminoaniline solution is made；
2）Hydroxyapatite is crushed, crosses 150-200 mesh sieves, 3-acetylaminoaniline solution is then added, first heats up after sealing
To 88-91 DEG C and at such a temperature stir process 1.3-1.4h, then heats to 108-110 DEG C and at such a temperature stir process
55-60min, is cooled to room temperature；Then mixed with vinyltrimethoxysilane solution, 72-75 DEG C is first warming up to after sealing simultaneously
Stir process 75-80min at such a temperature, then heats to 138-142 DEG C and at such a temperature stir process 25-30min, then
152-155 DEG C and at such a temperature stir process 30-35min are warming up to, is down to room temperature, filtering removes filtrate, and taking precipitate, is washed
Wash drying；Mixture A is made；
3）Mixture A is mixed with tributyl citrate, 1.8-2h is stirred at a temperature of 75 DEG C, then at a temperature of 420 DEG C
Calcine 4.5h to obtain the final product.
5. the preparation method of the inorganic agent according to claim 4 based on hydroxyapatite, it is characterised in that washing, do
Dry is to be washed with water, 100 DEG C of oven dryings.
6. the preparation method of the inorganic agent according to claim 4 based on hydroxyapatite, it is characterised in that step 2）
In, the speed of agitator added after 3-acetylaminoaniline solution is 350r/min.
7. the preparation method of the inorganic agent according to claim 4 based on hydroxyapatite, it is characterised in that step 2）
In, the speed of agitator added after vinyltrimethoxysilane solution is 150r/min.
8. application of the inorganic agent as described in claim 1-3 is any in Industrial Wastewater Treatment.
9. application of the inorganic agent according to claim 8 in Industrial Wastewater Treatment, it is characterised in that industrial wastewater includes
Viscous crude field sewage.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105776406A (en) * | 2016-04-21 | 2016-07-20 | 苏州云舒新材料科技有限公司 | Oil-containing wastewater treatment material and preparation method thereof |
| CN106746112A (en) * | 2016-12-09 | 2017-05-31 | 苏州纳贝通环境科技有限公司 | A kind of processing method of oily waste water |
| CN106854009A (en) * | 2017-02-27 | 2017-06-16 | 苏州顶裕节能设备有限公司 | Efficient heavy waste water flocculant based on plant extracts and preparation method thereof |
| CN107487796A (en) * | 2017-09-01 | 2017-12-19 | 展亚男 | A kind of complex ecological renovation agent and its preparation method and application |
-
2017
- 2017-12-25 CN CN201711425329.2A patent/CN108017116A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776406A (en) * | 2016-04-21 | 2016-07-20 | 苏州云舒新材料科技有限公司 | Oil-containing wastewater treatment material and preparation method thereof |
| CN106746112A (en) * | 2016-12-09 | 2017-05-31 | 苏州纳贝通环境科技有限公司 | A kind of processing method of oily waste water |
| CN106854009A (en) * | 2017-02-27 | 2017-06-16 | 苏州顶裕节能设备有限公司 | Efficient heavy waste water flocculant based on plant extracts and preparation method thereof |
| CN107487796A (en) * | 2017-09-01 | 2017-12-19 | 展亚男 | A kind of complex ecological renovation agent and its preparation method and application |
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Application publication date: 20180511 |
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