CN100560681C - A kind of paraffin-cleaning antiseptic corrosion inhibitor - Google Patents
A kind of paraffin-cleaning antiseptic corrosion inhibitor Download PDFInfo
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- CN100560681C CN100560681C CNB2007100646771A CN200710064677A CN100560681C CN 100560681 C CN100560681 C CN 100560681C CN B2007100646771 A CNB2007100646771 A CN B2007100646771A CN 200710064677 A CN200710064677 A CN 200710064677A CN 100560681 C CN100560681 C CN 100560681C
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- paraffin
- corrosion inhibitor
- urotropine
- formaldehyde
- acid sodium
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Abstract
The present invention relates to a kind of paraffin-cleaning antiseptic corrosion inhibitor, be applied to oil well and carry out the wax removal anti-corrosion anti-scale, it is characterized in that: the feed composition weight ratio is multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether: 3.4-12%; Dodecyl dimethyl benzyl ammonia chloride: 13.5-17%; FC-NO1 fluorocarbon surfactant: 0.02-0.10%; Formaldehyde: 4.5-9.5%; Urotropine: 3.2-7.4%; 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 15-25%; Water: 35-58%.Press the blending process preparation.It is fine that the present invention needs to use wax removal antiseptic corrosion inhibitor effect on the oil well of wax removal anti-corrosion anti-scale, satisfied the wax removal anti-corrosion anti-scale requirement of oil well.
Description
Technical field
The present invention relates to a kind of paraffin-cleaning antiseptic corrosion inhibitor, particularly wax removal anti-corrosion, scale-inhibiting agent prescription of using of paraffin removal from oil well anti-corrosion, scale-inhibiting and preparation method thereof.
Background technology
Will suppress the corrosion and the fouling of oil well at present effectively, method is regularly to add corrosion inhibiting and descaling agent to oil well preferably.Simultaneously, part oil well wax content is higher, oil is thick, and ordinary production also needs to add wax removal viscosity reduction medicament and safeguards.But the medicament compatibleness of these two types of medicaments is poor, the phenomenon that existence can not fine compatibility.Be suitable for the effect that reduces medicament mutually simultaneously, be unfavorable for that two types of medicaments play a role jointly, have brought very big difficulty to production management.
Summary of the invention
The objective of the invention is: a kind of paraffin-cleaning antiseptic corrosion inhibitor prescription and preparation method thereof is provided.The performance of utilizing the wax removal antiseptic corrosion inhibitor can wax removal, again can anti-corrosion anti-scale solves the problem that conventional wax removal viscosity reduction medicament and anti-corrosion anti-scale medicament can not compatibilities.
The technical scheme that the present invention is taked for its technical problem of solution is:
The raw material of paraffin-cleaning antiseptic corrosion inhibitor and components by weight:
Raw material comprises:
1, multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether (industrial goods);
2, dodecyl dimethyl benzyl ammonia chloride (industrial goods);
3, FC-N01 fluorocarbon surfactant (industrial goods), its molecular formula is:
C
3F
7O (C
3F
6) nC
2F
4CO
2C
2H
4N (C
2H
4OH)
2Wherein: n=2--4
4, formaldehyde (industrial goods);
5, urotropine, its molecular formula is: (CH
2)
6N
4
6,1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium;
7, water.
Used raw material, market all have sale.
The material component weight ratio is:
1, multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether (industrial goods): 3.4-12%
2, dodecyl dimethyl benzyl ammonia chloride (industrial goods): 13.5-17%;
3, FC-N01 fluorocarbon surfactant (industrial goods): 0.02-0.10%;
4, formaldehyde (industrial goods): 4.5-9.5%;
5, urotropine: 3.2-7.4%;
6,1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 15-25%;
7, water: 35-58%.
Reasonable material component weight ratio is:
1, multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether (industrial goods): 3.4-10%
2, dodecyl dimethyl benzyl ammonia chloride (industrial goods): 15-17%;
3, FC-N01 fluorocarbon surfactant: 0.02-0.08%;
4, formaldehyde (industrial goods): 5-8%;
5, urotropine: 5-7%;
6,1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 15-20%;
7, water: 35-56%.
Two, the production method of wax removal antiseptic corrosion inhibitor
Major equipment:
Normal pressure enamel reaction still with stirring, heating, cooling and vacuum system.
Production method:
At first, multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether, FC-N01 fluorocarbon surfactant, dodecyl dimethyl benzyl ammonia chloride, formaldehyde, urotropine, six kinds of raw materials of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium are added the normal pressure enamel reaction still in proportion.Slowly be warmed up to 50-66 ℃.After constantly stirring 30 minutes, stop heating.Stir while cooling off, be cooled to normal temperature.Add entry in proportion, the limit edged stirs, and stirs discharging after 20 minutes, obtains the wax removal antiseptic corrosion inhibitor.The wax removal antiseptic corrosion inhibitor of oil well of the present invention is not flammable.
The invention has the beneficial effects as follows: on oil well, use the wax removal viscosity reduction that wax removal antiseptic corrosion inhibitor of the present invention not only satisfied oil well and require, but also satisfied the anti-corrosion anti-scale requirement of oil well.Overcome the wax removal viscosity reduction medicament and the incompatible problem of anti-corrosion anti-scale medicament of conventional oil well, improved the oil well recovery ratio.
Embodiment
Embodiment 1:2005 June, utilize the present invention the oil recovery factory, east 30 surplus mouthful oil well on probation, solved the wax removal anti-corrosion, scale-inhibiting problem of oil well.
The material component weight ratio of paraffin-cleaning antiseptic corrosion inhibitor is: multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether (industrial goods): 4.2%; Dodecyl dimethyl benzyl ammonia chloride (industrial goods): 15.5%; FC-N01 fluorocarbon surfactant: 0.04%; Formaldehyde (industrial goods): 5.0%; Urotropine: 5.2%, 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 18%; Water: 52.06%.
Process for preparation is: at first, multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether, FC-N01 fluorocarbon surfactant, dodecyl dimethyl benzyl ammonia chloride, formaldehyde, urotropine, six kinds of raw materials of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium are added the normal pressure enamel reaction still in proportion.Slowly be warmed up to 55 ℃.After constantly stirring 30 minutes, stop heating.Stir while cooling off, be cooled to normal temperature.Add entry in proportion, the limit edged stirs, and stirs discharging after 20 minutes, obtains paraffin-cleaning antiseptic corrosion inhibitor.Press the working instructions operation the common oil recovery workman of oil wells in field, can finish use of the present invention.
Embodiment 2:2005 June, utilize the present invention another oil recovery factory 20 surplus mouthful oil well on probation, solved the wax removal anti-corrosion, scale-inhibiting problem of oil well.
Paraffin-cleaning antiseptic corrosion inhibitor material component weight ratio is: multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether (industrial goods): 9.0%; Dodecyl dimethyl benzyl ammonia chloride (industrial goods): 17.0%; FC-N01 fluorocarbon surfactant: 0.07%; Formaldehyde (industrial goods): 8.0%; Urotropine: 6.5%, 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 20%; Water: 39.43%.
Process for preparation is: at first, multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether, FC-N01 fluorocarbon surfactant, dodecyl dimethyl benzyl ammonia chloride, formaldehyde, urotropine, six kinds of raw materials of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium are added the normal pressure enamel reaction still in proportion.Slowly be warmed up to 55 ℃.After constantly stirring 30 minutes, stop heating.Stir while cooling off, be cooled to normal temperature.Add entry in proportion, the limit edged stirs, and stirs discharging after 20 minutes, obtains paraffin-cleaning antiseptic corrosion inhibitor.
Claims (5)
1, a kind of paraffin-cleaning antiseptic corrosion inhibitor is characterized in that: the material component weight ratio is multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether: 3.4-12%; Dodecyl benzyl dimethyl ammonium chloride: 13.5-17%; FC-N01 fluorocarbon surfactant: 0.02-0.10%; Formaldehyde: 4.5-9.5%; Urotropine: 3.2-7.4%; 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 15-25%; Water: 35-58%.
2, paraffin-cleaning antiseptic corrosion inhibitor as claimed in claim 1 is characterized in that: reasonable material component weight ratio is: multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether: 3.4-10%; Dodecyl benzyl dimethyl ammonium chloride: 15-17%; FC-N01 fluorocarbon surfactant: 0.02-0.08%; Formaldehyde: 5-8%; Urotropine: 5-7%; 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 15-20%; Water: 35-56%.
3, paraffin-cleaning antiseptic corrosion inhibitor as claimed in claim 1 is characterized in that: the material component weight ratio is multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether: 4.2%; Dodecyl benzyl dimethyl ammonium chloride: 15.5%; FC-N01 fluorocarbon surfactant: 0.04%; Formaldehyde: 5.0%; Urotropine: 5.2%, 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 18%; Water: 52.06%.
4, paraffin-cleaning antiseptic corrosion inhibitor as claimed in claim 1 is characterized in that: the material component weight ratio is multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether: 9.0%; Dodecyl benzyl dimethyl ammonium chloride: 17.0%; FC-N01 fluorocarbon surfactant: 0.07%; Formaldehyde: 8.0%; Urotropine: 6.5%, 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium: 20%; Water: 39.43%.
5, as the production method of claim 1 or 2 or 3 or 4 described paraffin-cleaning antiseptic corrosion inhibitors, it is characterized in that: multi-alpha ethylene polyamines polyoxyethylene polyoxypropylene ether, FC-N01 fluorocarbon surfactant, dodecyl benzyl dimethyl ammonium chloride, formaldehyde, urotropine, six kinds of raw materials of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid sodium are added the normal pressure enamel reaction still in proportion; Slowly be warmed up to 50-66 ℃; Constantly stir after 30 minutes, stop heating; Stir while cooling off, be cooled to normal temperature; Add entry in proportion, the limit edged stirs, and stirs discharging in 20 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100646771A CN100560681C (en) | 2007-03-23 | 2007-03-23 | A kind of paraffin-cleaning antiseptic corrosion inhibitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100646771A CN100560681C (en) | 2007-03-23 | 2007-03-23 | A kind of paraffin-cleaning antiseptic corrosion inhibitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101029222A CN101029222A (en) | 2007-09-05 |
| CN100560681C true CN100560681C (en) | 2009-11-18 |
Family
ID=38714776
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100646771A Active CN100560681C (en) | 2007-03-23 | 2007-03-23 | A kind of paraffin-cleaning antiseptic corrosion inhibitor |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101701148B (en) * | 2009-11-17 | 2012-05-30 | 中国石油天然气股份有限公司 | Scale-clearing antiscaling agent of oil wells |
| CN102061155B (en) * | 2009-11-17 | 2013-10-16 | 中国石油天然气股份有限公司 | Annular protective liquid for water injection well and application thereof |
| CN101838526B (en) * | 2010-05-18 | 2013-04-24 | 中国石油天然气股份有限公司 | Corrosion inhibiting and scale clearing scale inhibitor for oil wells |
| CN104893698B (en) * | 2015-05-21 | 2018-04-27 | 北京化工大学 | A kind of water injection well comprehensive treatment agent and preparation method thereof |
| CN105419756B (en) * | 2015-10-28 | 2018-08-10 | 中国石油化工股份有限公司 | A kind of Paraffin Removal composition, water-soluble Wax removing agent and preparation method thereof |
| CN107502331B (en) * | 2017-07-14 | 2020-09-04 | 陕西森瑞石油技术开发有限公司 | Crude oil extracting agent for shale oil fracturing fluid and preparation method and application thereof |
| CN107446561A (en) * | 2017-08-15 | 2017-12-08 | 陕西森瑞石油技术开发有限公司 | A kind of shale gas liquid inhibition effect agent for releasing and preparation method and application |
| CN116376527A (en) * | 2021-12-23 | 2023-07-04 | 大庆石油管理局有限公司 | Blocking remover for oil extraction, preparation method thereof, and oil well blocking prevention and removal method |
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2007
- 2007-03-23 CN CNB2007100646771A patent/CN100560681C/en active Active
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| Publication number | Publication date |
|---|---|
| CN101029222A (en) | 2007-09-05 |
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