CN109485163A - For releasing the polymer grease dispersing agent and preparation method of ground flow sludge - Google Patents
For releasing the polymer grease dispersing agent and preparation method of ground flow sludge Download PDFInfo
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- CN109485163A CN109485163A CN201811632140.5A CN201811632140A CN109485163A CN 109485163 A CN109485163 A CN 109485163A CN 201811632140 A CN201811632140 A CN 201811632140A CN 109485163 A CN109485163 A CN 109485163A
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- dispersing agent
- sludge
- ground
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- preparation
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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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
- C02F5/125—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen combined with inorganic substances
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
The invention discloses a kind of for releasing the polymer grease dispersing agent and preparation method of ground flow sludge, its component and weight percent are as follows: the ground oil sludge degradation agents of 4-10 parts by weight, the solution oil sludge dispersing agent of 10-30 parts by weight, 2-8 parts by weight corrosion inhibiter, remaining is water；Preparation method of the present invention is in described described in claim 1 for releasing the polymer grease dispersing agent each component ratio of ground flow sludge, ground oil sludge degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent is successively added, compounds after mixing.The present invention, which is used to release the polymer grease dispersing agent of ground flow sludge and preparation method, has a good degradation to the polymer grease in extraction sewage, and corrosivity is low, safety and stability.
Description
Technical field
The present invention relates to technical field of petroleum extraction more particularly to a kind of for releasing the polymer of ground flow sludge
Grease dispersing agent and preparation method.
Background technique
China's most oilfields have been in mid-later development phase at present, for the stable yields volume increase for maintaining oil field, including polymer flooding
The large-scale application of tertiary oil recovery technology inside.But this is but also the content of polymer is increasing year by year in extraction sewage
Add.The presence of polymer increases exponentially sewage viscosity, ground sewage facility processing capacity decline, after will lead to processing when serious
Oil content of wastewater and suspension content severely exceed, and influence on produced-water reinjection and sewage discharge very big.
Oil Field all has the features such as high stability, not degradable using more polymer at present, it is necessary in pole
It could degrade in the environment of high temperature and strong oxidizing property.Especially with grease, clay mineral it is cementing made of gather dirt, merely according to
It is difficult to remove by oxidant.
For the special construction of this compound scale, how to design a kind of for releasing the polymer grease of ground flow sludge
Dispersing agent and preparation method are the projects that the present inventor concentrates on studies.
Summary of the invention
The purpose of the present invention is to provide a kind of for releasing the polymer grease dispersing agent and system of ground flow sludge
Preparation Method has a good degradation to the polymer grease in extraction sewage, and corrosivity is low, safety and stability.
To achieve the goals above, the present invention provides a kind of polymer grease dispersion for releasing ground flow sludge
Agent, component and weight percent are as follows: the solution oil sludge of the ground oil sludge degradation agents of 4-10 parts by weight, 10-30 parts by weight
With dispersing agent, the corrosion inhibiter of 2-8 parts by weight, remaining is water.
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, wherein the ground oil sludge is degraded
Agent is one or more of mixtures of peroxide, EDTA.
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, wherein the solution oil sludge disperses
Agent is one or more of mixtures of complexones, solvent naphtha, dispersing agent TH-613 and surfactant.
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, wherein the corrosion inhibiter is aldehyde ketone contracting
Close one or more of mixtures of object, surfactant.
It is a kind of for releasing the polymer grease dispersant preparation method of ground flow sludge, by the claim
For releasing the polymer grease dispersing agent each component ratio of ground flow sludge described in 1, ground oil sludge is successively added
Degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent, compound after mixing.
The present invention is used to release the polymer grease dispersant preparation method of ground flow sludge, wherein the preparation is warm
Degree is 20-40 DEG C.
The present invention is used to release the polymer grease dispersant preparation method of ground flow sludge, wherein when the preparation
Between be 1-3h.
After adopting the above scheme, the present invention is used to release polymer grease dispersing agent and the preparation side of ground flow sludge
Method is widely used in releasing ground flow sludge, and the sewage of grease containing polymer of oil field production can be effectively treated, reach sewage
Reinjection into reservoir standard, the dispersion safety and stability is simple and effective, greatly improves ground sewage facility processing capacity.
Specific embodiment
Embodiment one:
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, and component and weight percent are such as
Under:
Above-mentioned ground oil sludge degradation agent is one or more of mixtures of peroxide, EDTA；It solves oil sludge and uses and divide
Powder is one or more of mixtures of complexones, solvent naphtha, dispersing agent TH-613 and surfactant；Corrosion inhibiter is
One or more of mixtures of aldehyde-ketone condensate, surfactant.
Preparation method are as follows:
Under the conditions of 25 DEG C, ground oil sludge degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent, stirring is successively added
After 1h, it is uniformly mixed and compounds.
Embodiment two:
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, and component and weight percent are such as
Under:
Above-mentioned ground oil sludge degradation agent is one or more of mixtures of peroxide, EDTA；It solves oil sludge and uses and divide
Powder is one or more of mixtures of complexones, solvent naphtha, dispersing agent TH-613 and surfactant；Corrosion inhibiter is
One or more of mixtures of aldehyde-ketone condensate, surfactant.
Preparation method are as follows:
Under the conditions of 25 DEG C, ground oil sludge degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent, stirring is successively added
After 1.5h, it is uniformly mixed and compounds.
Embodiment three:
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, and component and weight percent are such as
Under:
Above-mentioned ground oil sludge degradation agent is one or more of mixtures of peroxide, EDTA；It solves oil sludge and uses and divide
Powder is one or more of mixtures of complexones, solvent naphtha, dispersing agent TH-613 and surfactant；Corrosion inhibiter is
One or more of mixtures of aldehyde-ketone condensate, surfactant.
Preparation method are as follows:
Under the conditions of 25 DEG C, ground oil sludge degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent, stirring is successively added
After 2h, it is uniformly mixed and compounds.
Example IV:
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, and component and weight percent are such as
Under:
Above-mentioned ground oil sludge degradation agent is one or more of mixtures of peroxide, EDTA；It solves oil sludge and uses and divide
Powder is one or more of mixtures of complexones, solvent naphtha, dispersing agent TH-613 and surfactant；Corrosion inhibiter is
One or more of mixtures of aldehyde-ketone condensate, surfactant.
Preparation method are as follows:
Under the conditions of 30 DEG C, ground oil sludge degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent, stirring is successively added
After 1h, it is uniformly mixed and compounds.
Embodiment five:
The present invention is used to release the polymer grease dispersing agent of ground flow sludge, and component and weight percent are such as
Under:
Above-mentioned ground oil sludge degradation agent is one or more of mixtures of peroxide, EDTA；It solves oil sludge and uses and divide
Powder is one or more of mixtures of complexones, solvent naphtha, dispersing agent TH-613 and surfactant；Corrosion inhibiter is
One or more of mixtures of aldehyde-ketone condensate, surfactant.
Preparation method are as follows:
Under the conditions of 30 DEG C, ground oil sludge degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent, stirring is successively added
After 1.5h, it is uniformly mixed and compounds.
The performance test results of the various embodiments described above:
1, the dirty sample solution ration test in scene
SZ36-1 well water buffer tank polymer-containing oil sludge dirt sample 1g is taken, above-described embodiment one is put into after weighing to embodiment five
Dispersing agent in reacted, dispersing agent volume be 50mL, reaction temperature be 50 DEG C, the reaction time be for 24 hours.It is weighed not after reaction
Molten object weight calculates corrosion rate.
Live dirt sample corrosion the results are shown in Table 1.
The dirty sample corrosion result in 1 scene of table
| Live dirt sample corrosion rate (%) | |
| Embodiment one | 79.8 |
| Embodiment two | 92.4 |
| Embodiment three | 96.3 |
| Example IV | 93.5 |
| Embodiment five | 95.2 |
2, corrosion inhibition is tested
According to professional standard SY/T 5405-1996 acidification corrosion inhibiter method for testing performance and evaluation index to above-mentioned reality
The dispersing agent corrosion inhibition for applying example one to embodiment five is evaluated, and test temperature is 50 DEG C, and the reaction time is for 24 hours.Evaluation knot
Fruit is shown in Table 2.
2 corrosion rate test result of table
The polymer grease dispersing agent and preparation method that the present invention is used to release ground flow sludge are widely used in solving
Except ground flow sludge, the sewage of grease containing polymer of oil field production can be effectively treated, sewage is made to reach reinjection into reservoir standard, it should
Dispersion safety and stability, it is simple and effective, greatly improve ground sewage facility processing capacity.
The detailed description that the embodiment of the present invention is carried out above, but the content is only preferred embodiments of the invention, and
It is non-that the scope of the present invention is defined, without departing from the spirit of the design of the present invention, this field ordinary skill technology people
The various changes and improvements that member makes technical solution of the present invention should all fall into the protection that claims of the present invention determines
In range.
Claims (7)
1. a kind of for releasing the polymer grease dispersing agent of ground flow sludge, which is characterized in that its component and weight hundred
Divide ratio as follows: ground oil sludge degradation agent, the solution oil sludge dispersing agent of 10-30 parts by weight, 2-8 parts by weight of 4-10 parts by weight
Corrosion inhibiter, remaining is water.
2. according to claim 1 for releasing the polymer grease dispersing agent of ground flow sludge, which is characterized in that
The ground oil sludge degradation agent is one or more of mixtures of peroxide, EDTA.
3. according to claim 1 for releasing the polymer grease dispersing agent of ground flow sludge, which is characterized in that
The solution oil sludge is the one or more of complexones, solvent naphtha, dispersing agent TH-613 and surfactant with dispersing agent
Mixture.
4. according to claim 1 for releasing the polymer grease dispersing agent of ground flow sludge, which is characterized in that
The corrosion inhibiter is one or more of mixtures of aldehyde-ketone condensate, surfactant.
5. a kind of for releasing the polymer grease dispersant preparation method of ground flow sludge, which is characterized in that it presses institute
The polymer grease dispersing agent each component ratio described in claim 1 for being used to release ground flow sludge is stated, is successively added
Ground oil sludge degradation agent, corrosion inhibiter, water, solution oil sludge dispersing agent, compound after mixing.
6. it is according to claim 5 for releasing the polymer grease dispersant preparation method of ground flow sludge,
It is characterized in that, the preparation temperature is 20-40 DEG C.
7. it is according to claim 5 for releasing the polymer grease dispersant preparation method of ground flow sludge,
It is characterized in that, the preparation time is 1-3h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632140.5A CN109485163A (en) | 2018-12-29 | 2018-12-29 | For releasing the polymer grease dispersing agent and preparation method of ground flow sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811632140.5A CN109485163A (en) | 2018-12-29 | 2018-12-29 | For releasing the polymer grease dispersing agent and preparation method of ground flow sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109485163A true CN109485163A (en) | 2019-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811632140.5A Pending CN109485163A (en) | 2018-12-29 | 2018-12-29 | For releasing the polymer grease dispersing agent and preparation method of ground flow sludge |
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|---|---|
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102925128A (en) * | 2012-11-05 | 2013-02-13 | 中国海洋石油总公司 | Compound chemical blocking removing agent of oil field polymer injection well |
| CN104388070A (en) * | 2014-11-21 | 2015-03-04 | 天津大港油田滨港集团博弘石油化工有限公司 | Oil-well unblocking agent and method for preparing same |
| CN104650837A (en) * | 2013-11-15 | 2015-05-27 | 中国石油天然气股份有限公司 | Blocking remover for removing blockage in polymer flooding well region and its preparation method and use |
-
2018
- 2018-12-29 CN CN201811632140.5A patent/CN109485163A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102925128A (en) * | 2012-11-05 | 2013-02-13 | 中国海洋石油总公司 | Compound chemical blocking removing agent of oil field polymer injection well |
| CN104650837A (en) * | 2013-11-15 | 2015-05-27 | 中国石油天然气股份有限公司 | Blocking remover for removing blockage in polymer flooding well region and its preparation method and use |
| CN104388070A (en) * | 2014-11-21 | 2015-03-04 | 天津大港油田滨港集团博弘石油化工有限公司 | Oil-well unblocking agent and method for preparing same |
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Application publication date: 20190319 |
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