CN106477838A - A kind of sludge treating agent and preparation method thereof - Google Patents
A kind of sludge treating agent and preparation method thereof Download PDFInfo
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- CN106477838A CN106477838A CN201611254414.2A CN201611254414A CN106477838A CN 106477838 A CN106477838 A CN 106477838A CN 201611254414 A CN201611254414 A CN 201611254414A CN 106477838 A CN106477838 A CN 106477838A
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- uric acid
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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
- C02F11/00—Treatment of sludge; Devices therefor
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a kind of sludge treating agent, it is made up of according to weight portion following raw material：5 23 parts of inorganic particle, 28 parts of nano aluminium oxide, 5 15 parts of inorganic polymer flocculant, 13 parts of ferrous phosphate, 0.2 1.5 parts of uric acid, 15 parts of modified oxidized Si powder and 24 parts of sepiolite powder.The present invention also disclosed the preparation method of this medicament.Raw material sources of the present invention extensively, low in raw material price and preparation process is simple, range wide it is adaptable to large-scale industrial production；The product low-temperature demulsification effect of present invention preparation is good, broad application temperature range, and stability is strong；The product biological degradability of present invention preparation is high, and the impact to environment is little, environmental protection, and the response rate of oil product is high, and using effect is good.
Description
Technical field
The present invention relates to field of sludge treatment, specifically a kind of sludge treating agent.
Background technology
Can produce the exploitation of oil, collection be defeated, during refining and oily waste water treatment a large amount of oil-containings black solid, half
Solid waste, is referred to as greasy filth, and its main component is oil, Ni Heshui.In greasy filth, solid particle size can be from not enough micron
To several inches, between l to 100 micron, the composition of oil depends on crude oil species, oil plant structure and operating condition to great majority,
The composition of mud may change over and change.According to statistics, the nearly crude oil 3,000,000 tons, wherein containing of Chinese festiva oil-producing mud
Resource is about 600,000 tons about.In greasy filth in addition to containing substantial amounts of aged crude oil, waxiness, colloidal substance, containing a large amount of benzene series
The poisonous and harmful substances such as thing, phenols, anthracene, pyrene, Polychlorinated biphenyls and dioxin.In addition also contain substantial amounts of pathogen in greasy filth, post
Infested, if rationally effectively do not processed, not only can waste petroleum resources, also can cause severe contamination to environment.Locate at present
The technology of reason oily sludge mainly has resource reclaim, harmless treatment and comprehensive utilization technique etc., resource
Recycling technology includes solvent extraction, WATER-WASHING METHOD, microemulsion washing, breakdown of emulsion method etc., greasy filth innoxious process for treating bag
Include immobilization to process, the technology such as biological treatment, burning, comprehensive utilization technique includes thermal decomposition, brickmaking is paved the way and other purposes.
The advantages of active height of chemical demulsifier, instant effect, adding demulsifier is breaking method the most frequently used at present.
The demulsifier commonly used at present is primarily present that oil recovery rate is low, and low-temperature demulsification effect is poor, biological degradability difference etc. is scarce
Point, and existing routine demulsifier generally requires and carry out breakdown of emulsion at 70 DEG C -90 DEG C, this is just that the use of people brings inconvenience.
Content of the invention
It is an object of the invention to provide a kind of sludge treating agent, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme：
A kind of sludge treating agent, is made up of according to weight portion following raw material：Inorganic particle 5-23 part, nano aluminium oxide 2-8 part,
Inorganic polymer flocculant 5-15 part, ferrous phosphate 1-3 part, uric acid 0.2-1.5 part, modified oxidized Si powder 1-5 part and Hai Pao
Stone powder 2-4 part.
As the further scheme of the present invention：Ferrous phosphate adopts the one of thionuric acid ferrum, ferric chloride or nitre uric acid ferrum
Kind, modified oxidized Si powder is calcined 15-30 minute using silicon oxide under 350-460 degree Celsius, will be forged after being reduced to room temperature again
Product after burning is put into and is soaked 10-15 minute in the salt uric acid of 2mol/L, and the product deionized water after immersion is washed till neutrality simultaneously
And dry and can get modified silicon oxide powder.
As the further scheme of the present invention：Inorganic particle is the mixed of kieselguhr, Kaolin, flyash, cement and Gypsum Fibrosum
Compound, the weight ratio of kieselguhr, Kaolin, flyash, cement and Gypsum Fibrosum is 3:2:10:2:1.
As the further scheme of the present invention：Uric acid adopts inorganic uric acid or C1-C6One of organic uric acid or
Multiple, wherein inorganic uric acid is the mixing of one or more of thionuric acid, salt uric acid or nitre uric acid, and organic uric acid is urinated for first
The mixing of one or more of acid, second uric acid, the third uric acid, phenol or oxaluric acid.
The preparation method of described sludge treating agent, comprises the following steps that：
Step one, ferrous phosphate, modified oxidized Si powder and uric acid are placed in blender, blender turning with 300-450rpm
Speed stirring 15-25 minute, obtains the first mixture；
Step 2, inorganic particle and sepiolite powder is added in the first mixture, blender is under 35-45 degree Celsius with 400-
The rotating speed stirring 20-35 minute of 600rpm, obtains the second mixture；
Step 3, adds inorganic particle, blender is under 25-38 degree Celsius with the rotating speed of 600-900rpm in the second mixture
Stirring 30-60 minute, Deca inorganic polymer flocculant thereto in whipping process, stirring can get finished product after finishing.
Compared with prior art, the invention has the beneficial effects as follows：Raw material sources of the present invention extensively, low in raw material price and
Preparation process is simple, range wide it is adaptable to large-scale industrial production；The product low-temperature demulsification effect of present invention preparation
Good, broad application temperature range, stability is strong；The product biological degradability of present invention preparation is high, and the impact to environment is little, green ring
Protect, the response rate of oil product is high, and using effect is good.
Specific embodiment
With reference to specific embodiment, the technical scheme of this patent is described in more detail.
Embodiment 1
A kind of sludge treating agent, is made up of according to weight portion following raw material：5 parts of inorganic particle, 2 parts of nano aluminium oxide, inorganic height
5 parts of molecular flocculant, 1 part of ferrous phosphate, 0.2 part of uric acid, 1 part of modified oxidized Si powder and 2 parts of sepiolite powder.Ferrous phosphate is adopted
With one kind of thionuric acid ferrum, ferric chloride or nitre uric acid ferrum, modified oxidized Si powder is forged under 350 degrees Celsius using silicon oxide
Burn 15 minutes, soak 10 minutes in the salt the uric acid again product after calcining being put into 2mol/L after being reduced to room temperature, after immersion
Product deionized water is washed till neutrality and dries and can get modified silicon oxide powder.
The preparation method of described sludge treating agent, comprises the following steps that：
Step one, ferrous phosphate, modified oxidized Si powder and uric acid is placed in blender, blender is stirred with the rotating speed of 300rpm
Mix 15 minutes, obtain the first mixture；
Step 2, inorganic particle and sepiolite powder is added in the first mixture, blender is under 35 degrees Celsius with 400rpm's
Rotating speed stirs 20 minutes, obtains the second mixture；
Step 3, adds inorganic particle in the second mixture, and blender stirs 30 with the rotating speed of 600rpm under 25 degrees Celsius
Minute, Deca inorganic polymer flocculant thereto in whipping process, stirring can get finished product after finishing.
Embodiment 2
A kind of sludge treating agent, is made up of according to weight portion following raw material：8 parts of inorganic particle, 4 parts of nano aluminium oxide, inorganic height
7 parts of molecular flocculant, 1.5 parts of ferrous phosphate, 0.6 part of uric acid, 2 parts of modified oxidized Si powder and 3 parts of sepiolite powder.Inorganic particle
For the mixture of kieselguhr, Kaolin, flyash, cement and Gypsum Fibrosum, the weight of kieselguhr, Kaolin, flyash, cement and Gypsum Fibrosum
The ratio of amount is 3:2:10:2:1.
The preparation method of described sludge treating agent, comprises the following steps that：
Step one, ferrous phosphate, modified oxidized Si powder and uric acid is placed in blender, blender is stirred with the rotating speed of 350rpm
Mix 18 minutes, obtain the first mixture；
Step 2, inorganic particle and sepiolite powder is added in the first mixture, blender is under 39 degrees Celsius with 450rpm's
Rotating speed stirs 26 minutes, obtains the second mixture；
Step 3, adds inorganic particle in the second mixture, and blender stirs 40 with the rotating speed of 700rpm under 28 degrees Celsius
Minute, Deca inorganic polymer flocculant thereto in whipping process, stirring can get finished product after finishing.
Embodiment 3
A kind of sludge treating agent, is made up of according to weight portion following raw material：13 parts of inorganic particle, 5 parts of nano aluminium oxide, inorganic
11 parts of high polymer coagulant, 2.5 parts of ferrous phosphate, 0.8 part of uric acid, 4 parts of modified oxidized Si powder and 4 parts of sepiolite powder.Phosphoric acid
Ferrous one kind using thionuric acid ferrum, ferric chloride or nitre uric acid ferrum, modified oxidized Si powder adopts silicon oxide Celsius 395
The lower calcining of degree 21 minutes, soaks 12 minutes in the salt uric acid that the product after calcining is put into after being reduced to room temperature 2mol/L again, leaching
Product deionized water after bubble is washed till neutrality and dries and can get modified silicon oxide powder.Inorganic particle be kieselguhr,
The mixture of Kaolin, flyash, cement and Gypsum Fibrosum, the weight ratio of kieselguhr, Kaolin, flyash, cement and Gypsum Fibrosum is
3:2:10:2:1.
The preparation method of described sludge treating agent, comprises the following steps that：
Step one, ferrous phosphate, modified oxidized Si powder and uric acid is placed in blender, blender is stirred with the rotating speed of 380rpm
Mix 20 minutes, obtain the first mixture；
Step 2, inorganic particle and sepiolite powder is added in the first mixture, blender is under 41 degrees Celsius with 520rpm's
Rotating speed stirs 28 minutes, obtains the second mixture；
Step 3, adds inorganic particle in the second mixture, and blender stirs 50 with the rotating speed of 750rpm under 33 degrees Celsius
Minute, Deca inorganic polymer flocculant thereto in whipping process, stirring can get finished product after finishing.
Embodiment 4
A kind of sludge treating agent, is made up of according to weight portion following raw material：19 parts of inorganic particle, 7 parts of nano aluminium oxide, inorganic
13 parts of high polymer coagulant, 3 parts of ferrous phosphate, 1.2 parts of uric acid, 4 parts of modified oxidized Si powder and 3.5 parts of sepiolite powder.Uric acid
Using inorganic uric acid or C1-C6One or more of organic uric acid, wherein inorganic uric acid is thionuric acid, salt uric acid or nitre
One of uric acid, organic uric acid is first uric acid, the mixing of second uric acid, the third uric acid and oxaluric acid.
The preparation method of described sludge treating agent, comprises the following steps that：
Step one, ferrous phosphate, modified oxidized Si powder and uric acid is placed in blender, blender is stirred with the rotating speed of 425rpm
Mix 22 minutes, obtain the first mixture；
Step 2, inorganic particle and sepiolite powder is added in the first mixture, blender is under 43 degrees Celsius with 570rpm's
Rotating speed stirs 32 minutes, obtains the second mixture；
Step 3, adds inorganic particle in the second mixture, and blender stirs 54 with the rotating speed of 820rpm under 33 degrees Celsius
Minute, Deca inorganic polymer flocculant thereto in whipping process, stirring can get finished product after finishing.
Embodiment 5
A kind of sludge treating agent, is made up of according to weight portion following raw material：23 parts of inorganic particle, 8 parts of nano aluminium oxide, inorganic height
15 parts of molecular flocculant, 3 parts of ferrous phosphate, 1.5 parts of uric acid, 5 parts of modified oxidized Si powder and 4 parts of sepiolite powder.Ferrous phosphate
Using ferric chloride, modified oxidized Si powder is calcined 30 minutes under 460 degrees Celsius using silicon oxide, will after being reduced to room temperature again
Product after calcining is put in the salt uric acid of 2mol/L and is soaked 15 minutes, the product deionized water after immersion be washed till neutrality and
Dry and can get modified silicon oxide powder.Inorganic particle is kieselguhr, Kaolin, the mixture of flyash, cement and Gypsum Fibrosum,
The weight ratio of kieselguhr, Kaolin, flyash, cement and Gypsum Fibrosum is 3:2:10:2:1.Uric acid adopts thionuric acid.
The preparation method of described sludge treating agent, comprises the following steps that：
Step one, ferric chloride, modified oxidized Si powder and thionuric acid is placed in blender, blender is with the rotating speed of 450rpm
Stirring 25 minutes, obtains the first mixture；
Step 2, inorganic particle and sepiolite powder is added in the first mixture, blender is under 45 degrees Celsius with 450rpm's
Rotating speed stirs 35 minutes, obtains the second mixture；
Step 3, adds inorganic particle in the second mixture, and blender stirs 60 with the rotating speed of 800rpm under 38 degrees Celsius
Minute, Deca inorganic polymer flocculant thereto in whipping process, stirring can get finished product after finishing.
Comparative example 1
Except not containing sepiolite powder, remaining component and preparation method are with embodiment 5.
Comparative example 2
Except not containing inorganic particle, remaining component and preparation method are with embodiment 1.
Certain refinery's tank bottom oil sludge property is as follows：Oil-containing 68.76%, aqueous 5.29%, solid matter content is 25.95%
（Percentage composition is on the basis of weight）, tank bottom oil sludge is sent by pumping in blending tank, makes greasy filth and the solid-to-liquid ratio of water in tank be
1:6, through strong stirring 7 minutes, so that greasy filth is mixed homogeneously with water.According to greasy filth weight 5% adds equivalent in blending tank
The medicament that obtains of embodiment 1-5 and the medicament that obtains of comparative example 1, reaction temperature maintains 30-45 DEG C, 35 points of mixing time
Clock.Reacted product carries out the separation of oil, water, mud in oil-sludge separation device, and the recovery of oil that top is isolated, by bottom
Mud and water mixture carry out settlement separate.The oil recovery rate of final embodiment 1 is 98.3%, the oil recovery rate of embodiment 2
For 98.1%, the oil recovery rate of embodiment 3 is 97.6%, and the oil recovery rate of embodiment 4 is 96.5%, the recovery of oil of embodiment 5
Rate is 96.8%, and the oil recovery rate of comparative example 1 is 71.5%, and the oil recovery rate of comparative example 2 is 78.3%.As can be seen here, implement
The using effect of the product of example 1-5 is substantially better than the product of comparative example 1-2.
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 the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, 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 this specification is been described by according to embodiment, not each embodiment only wraps
Containing an independent technical scheme, only for clarity, those skilled in the art should for this narrating mode of description
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (5)
1. a kind of sludge treating agent is it is characterised in that be made up of according to weight portion following raw material：Inorganic particle 5-23 part, nanometer
Aluminium oxide 2-8 part, inorganic polymer flocculant 5-15 part, ferrous phosphate 1-3 part, uric acid 0.2-1.5 part, modified oxidized Si powder
1-5 part and sepiolite powder 2-4 part.
2. sludge treating agent according to claim 1 is it is characterised in that described ferrous phosphate adopts thionuric acid ferrum, trichlorine
Change one kind of ferrum or nitre uric acid ferrum, modified oxidized Si powder is calcined 15-30 under 350-460 degree Celsius using silicon oxide and divided
Clock, soaks 10-15 minute, the product after immersion in the salt uric acid that the product after calcining is put into after being reduced to room temperature 2mol/L again
Deionized water is washed till neutrality and dries and can get modified silicon oxide powder.
3. sludge treating agent according to claim 1 and 2 is it is characterised in that described inorganic particle is kieselguhr, kaolinite
The mixture of soil, flyash, cement and Gypsum Fibrosum, the weight ratio of kieselguhr, Kaolin, flyash, cement and Gypsum Fibrosum is 3:2:
10:2:1.
4. sludge treating agent according to claim 1 is it is characterised in that described uric acid adopts inorganic uric acid or C1-C6
One or more of organic uric acid, wherein inorganic uric acid is one or more of thionuric acid, salt uric acid or nitre uric acid
Mixing, organic uric acid is the mixing of one or more of first uric acid, second uric acid, the third uric acid, phenol or oxaluric acid.
5. a kind of preparation method of described sludge treating agent as arbitrary in claim 1-4 it is characterised in that concrete steps such as
Under：
Step one, ferrous phosphate, modified oxidized Si powder and uric acid are placed in blender, blender turning with 300-450rpm
Speed stirring 15-25 minute, obtains the first mixture；
Step 2, inorganic particle and sepiolite powder is added in the first mixture, blender is under 35-45 degree Celsius with 400-
The rotating speed stirring 20-35 minute of 600rpm, obtains the second mixture；
Step 3, adds inorganic particle, blender is under 25-38 degree Celsius with the rotating speed of 600-900rpm in the second mixture
Stirring 30-60 minute, Deca inorganic polymer flocculant thereto in whipping process, stirring can get finished product after finishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611254414.2A CN106477838A (en) | 2016-12-30 | 2016-12-30 | A kind of sludge treating agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611254414.2A CN106477838A (en) | 2016-12-30 | 2016-12-30 | A kind of sludge treating agent and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106477838A true CN106477838A (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611254414.2A Pending CN106477838A (en) | 2016-12-30 | 2016-12-30 | A kind of sludge treating agent and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320050A (en) * | 2018-12-11 | 2019-02-12 | 北京舞鹤环境工程设计有限公司 | A kind of conditioner and preparation method and application suitable for municipal sludge recycling |
| CN110078327A (en) * | 2019-05-06 | 2019-08-02 | 知合环境（北京）有限责任公司 | A kind of polymer-containing oil sludge cleaning agent and its preparation method and application |
-
2016
- 2016-12-30 CN CN201611254414.2A patent/CN106477838A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109320050A (en) * | 2018-12-11 | 2019-02-12 | 北京舞鹤环境工程设计有限公司 | A kind of conditioner and preparation method and application suitable for municipal sludge recycling |
| CN110078327A (en) * | 2019-05-06 | 2019-08-02 | 知合环境（北京）有限责任公司 | A kind of polymer-containing oil sludge cleaning agent and its preparation method and application |
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Application publication date: 20170308 |