CN106753304A - A kind of gas well scale inhibition oil resistant type liquid foam water discharge agent and preparation method thereof - Google Patents
A kind of gas well scale inhibition oil resistant type liquid foam water discharge agent and preparation method thereof Download PDFInfo
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- CN106753304A CN106753304A CN201611080297.2A CN201611080297A CN106753304A CN 106753304 A CN106753304 A CN 106753304A CN 201611080297 A CN201611080297 A CN 201611080297A CN 106753304 A CN106753304 A CN 106753304A
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
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- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/06—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals
- C08F283/065—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polyethers, polyoxymethylenes or polyacetals on to unsaturated polyethers, polyoxymethylenes or polyacetals
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- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/584—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific surfactants
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
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Abstract
The invention discloses a kind of gas well scale inhibition oil resistant type liquid foam water discharge agent and preparation method thereof, purpose be solve gas well adopt it is defeated during, influenceed by the thermodynamic phase and chemical incompatibility of water, so that being easy to produce salt crust in pit shaft and gas pipeline, serious potential safety hazard can be produced to Gas Exploitation And Transmission, meanwhile, part gas well condensation oil content is higher, larger froth breaking can be produced to act on, influence gas well foaming water discharge agent takes the problem of fluidity energy.Gas well of the invention scale inhibition performance >=20% of scale inhibition oil resistant type liquid foam water discharge agent, foaming power >=125, with scale inhibition, anti-condensate high（50%）, high temperature resistance（130℃）, anti-high salinity（250000ppm）Advantage, the need for disclosure satisfy that all kinds of water-producing gas wells are produced.Meanwhile, production technology of the invention is feasible, and equipment is low with environmental requirement, the need for realizing industrialized production, with cost performance higher.In addition, raw materials for production of the present invention are easy to get, low cost can be accomplished scale production and applied.
Description
Technical field
The present invention relates to oilfield, specially a kind of gas well scale inhibition oil resistant type liquid foam water discharge agent and its preparation side
Method.
Background technology
Foam drainage gas recovery technique is using shaft bottom foaming water discharge agent under the disturbance of air-flow, to produce the aqueous of a large amount of stabilizations
Foam, hence it is evident that reduce gas-liquid mixture density, the friction loss and gravity gradient being greatly lowered in oil pipe (effectively reduce shaft bottom
Stream pressure), to realize the purpose of water pumping gas production.Because foam drainage gas recovery technique has " easy to operate, economic benefit is obvious "
Feature, it has turned into the main water drainage-gas recovery technology technology of each Gas Fields.
At present, gas well foam drainage gas recovery technique is faced with high temperature, height containing the water pumping gas productions such as condensate, high salinity hardly possible
Topic, and as the carrying out of production, pit shaft and surface duct scale formation are also increasingly serious, larger is come to Gas Exploitation And Transmission safety belt
Hidden danger.Gas well adopt it is defeated during, can be with the output of stratum water；Due to the thermodynamic phase and chemical incompatibility of water
Property, aqueous ion is incompatible or inorganic salts supersaturation in formation fluid, has exceeded the solubility of material so that pit shaft and appendix
It is easy to produce salt crust in road.Incrustation ion content is higher in water, and the possibility for forming dirt is bigger；In order to prevent scale problems
The defeated influence for causing is adopted to oil gas field, it is necessary in the starting stage of fouling, change the build environment of dirt, reduce the shape of dirt
Into；Meanwhile, part gas well condensation oil content is higher, and can foaming properties be produced with larger froth breaking effect, has a strong impact on gas well foam
Water discharge agent takes fluidity energy.
Existing usual foam water drainage-gas recovery technology cannot effectively solve above problem, in the urgent need to one kind can either be effective
The formation of dirt is prevented, the foaming water discharge under gas field output water condensate high, high salinity, high-temperature conditions down-hole is adapted to again
Agent.
The content of the invention
Goal of the invention of the invention is：For gas well adopt it is defeated during, by the thermodynamic phase and chemistry of water
Incompatibility influences so that be easy to produce salt crust in pit shaft and gas pipeline, serious safety can be produced to Gas Exploitation And Transmission
Hidden danger, meanwhile, part gas well condensation oil content is higher, and larger froth breaking can be produced to act on, and influence gas well foaming water discharge agent takes fluidity
A kind of problem of energy, there is provided gas well scale inhibition oil resistant type liquid foam water discharge agent and preparation method thereof.Gas well resistance of the invention
Scale inhibition performance >=20% of dirty oil resistant type liquid foam water discharge agent, foaming power >=125 with scale inhibition, anti-condensate (50%) high, resist
High temperature (130 DEG C), the advantage of anti-high salinity (250000ppm), the need for disclosure satisfy that all kinds of water-producing gas wells are produced.Meanwhile,
Production technology of the invention is feasible, and equipment is low with environmental requirement, the need for realizing industrialized production, with sexual valence higher
Than.In addition, raw materials for production of the present invention are easy to get, low cost can be accomplished scale production and applied.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of gas well scale inhibition oil resistant type liquid foam water discharge agent, its scale inhibition performance >=20%, temperature resistance ability >=120 DEG C resist
Salinity ability reaches 250000ppm.
The liquid foam water discharge agent is resistant to 130 DEG C of high temperature.
It is prepared from using the component including following quality parts ratio：20~30 part of first intermediate, 10~20 parts of perfluors
Nonene epoxide benzene sulfonic acid sodium salt, 5~15 parts of sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 5~15 parts of disodium ethylene diamine tetraacetates, 5~15 parts months
Osmanthus amido propyl betaine, 5~15 parts of cocoyl diglycollic amides, 5~10 parts of water；
First intermediate uses the component for including following quality parts ratio to be prepared from：20~40 parts of acrylic acid, 30
~35 parts of PAAs, 15~25 parts of vinyl acetates, 10~15 parts of maleic acid polyethylene-glycol monoesters, 10~15 parts of poly- second
Glycol methacrylic acid phosphoric acid ester.
The foregoing gas well preparation method of scale inhibition oil resistant type liquid foam water discharge agent, comprises the following steps：
(1) the first intermediate is prepared
Acrylic acid, PAA, vinyl acetate, maleic acid polyethylene-glycol monoester, poly- second are weighed respectively by proportioning
Glycol methacrylic acid phosphoric acid ester, is well mixed, and obtains the first mixture, the mixture of gained first is triggered with ammonium persulfate and is polymerized
After reaction, then be added thereto to NaOH and carry out saponification, saponification obtains the second mixture, by the second mixture with
Sodium chloroacetate in mass ratio 8:1~10:1 mixing, carries out carboxylation alkylation reaction, and the 3rd mixture is obtained after carboxylation alkylation reaction,
The 3rd mixture is aoxidized using hydrogen peroxide, obtains thick yellow liquid, i.e. the first intermediate；
(2) liquid foaming water discharge agent is prepared
The first intermediate, perfluorinated nonene epoxide benzene sulfonic acid sodium salt, the sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, second two are weighed respectively by proportioning
Amine tetraacethyl disodium, lauroylamidopropyl betaine, cocoyl diglycollic amide, water, the component compounding that will be weighed, obtain final product product
Product.
In the step 1, the mass concentration of ammonium persulfate is 0.02%~0.05%.
Application of the foregoing gas well with scale inhibition oil resistant type liquid foam water discharge agent in water-producing gas well is produced.
Foregoing gas well scale inhibition oil resistant type liquid foam water discharge agent is in condensate high, high salinity, high-temperature water-producing gas well
Application in production.
For prevention gas well output water fouling and gas well condensate high, high salinity, high-temperature output water water pumping gas production
Need, the present invention provides a kind of gas well scale inhibition oil resistant type liquid foam water discharge agent and preparation method thereof, it is specially a kind of natural
Gas well is with scale inhibition function, anti-condensate high, anti-high salinity, foaming water discharge agent of high temperature resistance and preparation method thereof.
The liquid foam gully is lived with various polyethyleneglycol derivatives, vegetalitas surfactant, fatty acid surface
Property agent be major ingredient, expected supplemented by acylate, organic phosphate, acid amides type organic, aggregated, complex process is made.This
In invention, the sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, disodium ethylene diamine tetraacetate scale inhibition composition compounding being capable of highly effective chelating stratum output
Ca in water2+、Mg2+、Fe3+Plasma；Meanwhile, to reach the condensate anti-high of foaming water discharge agent, anti-high salinity, high temperature resistance
Purpose, the present invention using acrylic acid, PAA, vinyl acetate, maleic acid polyethylene-glycol monoester,Polyethylene glycol methyl Acrylated phosphate, that sodium chloroacetate and hydrogen peroxide carry out polymerisation, saponification, carboxylation alkylation and redox is anti-
Should, generation intermediate JS-1 (i.e. the first intermediate), then the perfluorinated nonene epoxide benzene sulfonic acid sodium salt excellent with foaminess and thickening property,
Lauroylamidopropyl betaine is compounded, and with efficient foam stability lauric acid amide of ethanol and water as raw material, prepares this hair
Bright gas well scale inhibition oil resistant type liquid foam water discharge agent.
Foaming water discharge agent foamability of the invention is strong, and the foam stabilizing time is long, takes liquid rate high.It can disturbing by natural gas flow
It is dynamic, the resistance aqueous foam of a large amount of stabilizations is produced, shaft bottom oil-containing hydrops is carried to ground from shaft bottom by air-flow, and effectively prevent gas well
Pit shaft and the production of gas pipeline fouling, with preferable application prospect.
Gas well scale inhibition oil resistant type liquid foam water discharge agent of the invention has the function of preventing gas field output water fouling, together
When, wherein in containing condensate high, high temperature, the high salinity natural gas well, not only with bubbling, fast, the foam stabilizing time is long, take liquid energy
The performance such as power is strong, also with it is nontoxic, degradable, environmentally friendly the characteristics of, and raw material are easy to get, and are easy to field size application, have
Preferable application prospect.
Meanwhile, the present invention provides the preparation method of foregoing gas well scale inhibition oil resistant type liquid foam water discharge agent, and it is included such as
Lower step：First by acrylic acid, PAA, vinyl acetate, polyethylene glycol maleic anhydride monoesters compound, polyethylene glycol first
Base acrylated phosphate is sufficiently mixed that (mixing quality ratio is：40~20：35~30：25~15：15~10：15~10), then
After ammonium persulfate (mass concentration 0.02%~0.05%) triggers generation polymerisation, NaOH is added, carry out soap
Change reaction, intermediate product obtained in saponification and sodium chloroacetate are carried out into carboxylation alkylation reaction, and (reaction mass ratio is 8:1~
10:1), finally, carried out aoxidizing prepared thick yellow liquid JS-1 (i.e. the first intermediate) with hydrogen peroxide；By JS-1 and perfluor nonyl
Alkenyloxy group benzene sulfonic acid sodium salt, the sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, disodium ethylene diamine tetraacetate, lauroylamidopropyl betaine, cocoyl
Diglycollic amide and water are compounded, and compounded formula is preferably in a proportion of (30~20)：(20~10)：(15~5)：(15~5)：
(15~5)：(15~5)：(10~5), obtain final product product.
After measured, gas well of the invention scale inhibition performance >=20% of scale inhibition oil resistant type liquid foam water discharge agent, foaming power >=
125, there is scale inhibition, anti-condensate (50%) high, high temperature resistance (130 DEG C), anti-high salinity (250000ppm), can
The need for meeting all kinds of water-producing gas wells productions.Meanwhile, production technology of the invention is feasible, and equipment is low with environmental requirement, can realize
The need for industrialized production, with cost performance higher.In addition, raw materials for production of the present invention are easy to get, low cost can realize scale
Production and application.
In sum, the present invention is feasible with production technology, and equipment requirement is low, ambient influnence is low, easy realization industrialization,
The advantage of automated production.Foaming water discharge agent obtained by the inventive method can prevent oil gas adopt it is defeated during insoluble matter precipitate
Generation, while the features such as having temperature stability high, anti-condensate high, anti-high salinity, product can solve the problem that current gas well
The outstanding problem of production, the need for disclosure satisfy that all kinds of water-producing gas wells are produced, with preferable application prospect, is worth pushing away on a large scale
Wide and application.
Specific embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine by any way.
Any feature disclosed in this specification, unless specifically stated otherwise, can be equivalent or with similar purpose by other
Alternative features are replaced.I.e., unless specifically stated otherwise, each feature is an example in a series of equivalent or similar characteristics
.
The reagent combination and synthesis technique being related in the present embodiment, can produce a kind of high temperature resistance, anti-condensate high, resist
High salinity scale inhibition oil resistant type liquid foam water discharge agent.The preparation method of the foaming water discharge agent is now illustrated, is comprised the following steps that.
1st, prepare
1) raw material prepare.
2) check in reactor whether there is foreign matter, if any foreign matter, please remove in time.
3) start mixer, whether normally to observe its work, it is such as abnormal, overhauled in time.
4) weighing apparatus is calibrated：A) return to zero；B) 500g standard test weight calibration instruments are used.
2nd, produce：
1) each component is weighed by following mass ratio：20~40 parts of acrylic acid, 30~35 parts of PAAs, 15~25 parts of acetic acid
Vinyl acetate, 10~15 parts of maleic acid polyethylene-glycol monoesters, 10~15 parts of polyethylene glycol methacrylic acid phosphoric acid esters.
2) by step 1) component that weighs is put into reactor, at 40 DEG C, stirs 20 minutes, and material fills in question response kettle
After dividing mixing, the first mixture is obtained；Again in the first mixture, addition mass concentration is 0.02%~0.05% initiator mistake
Ammonium sulfate reacts 6h, after reaction 6h, obtains the second mixture；The mixture of gained second and NaOH are carried out into saponification,
Then carboxylation alkylation reaction (reaction mass ratio 8 is carried out with sodium chloroacetate again:1~10:1) the 3rd mixture, is obtained；Finally,
3rd mixture carries out oxidation reaction with hydrogen peroxide, that is, sticky light yellow liquid JS-1 (i.e. the first intermediate) is obtained.
3) each component is weighed by following mass ratio：20~30 part of first intermediate, 10~20 parts of perfluorinated nonene epoxide benzene sulphurs
Sour sodium, 5~15 parts of sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 5~15 parts of disodium ethylene diamine tetraacetates, 5~15 parts of dodecanamide propyls are sweet
Dish alkali, 5~15 parts of cocoyl diglycollic amides, 5~10 parts of water.
4) at normal temperatures, by step 3) mixing of the component that weighs, after stirring 30 minutes, obtain scale inhibition oil resistant type of the invention
Liquid foam water discharge agent.
3rd, finished product
The baiting valve of reactor will be opened, material is put into finished product reservoir, packed products.
After measured, scale inhibition performance >=20% of product of the invention, is resistant to 130 DEG C of high temperature, resists 50% condensate high, resists
250000ppm high salinities, outward appearance is in colourless or light yellow liquid, free from extraneous odour.
Liquid foam gully of the invention has the advantages that high temperature resistance, anti-condensate high, anti-high salinity, and its performance refers to
Mark is as shown in table 1 below.
The scale inhibition oil resistant type liquid foam water discharge agent performance indications of table 1
Embodiment 1
1) each component is weighed by following mass ratio：25kg acrylic acid, 30kg PAAs, 20kg vinyl acetates, 10kg
Maleic acid polyethylene-glycol monoester, 15kg polyethylene glycol methacrylic acid phosphoric acid esters.
2) by step 1) component that weighs is put into reactor, at 45 DEG C, stirs 15 minutes, and material fills in question response kettle
After dividing mixing, the first mixture is obtained；It is again that 0.03% initiator ammonium persulfate is anti-to mass concentration in the first mixture, is added
6h is answered, after reaction 6h, the second mixture is obtained；The mixture of gained second and NaOH are carried out into saponification, then again with
Sodium chloroacetate carries out carboxylation alkylation reaction (both mass ratios 8:1) the 3rd mixture, is obtained；Finally, the 3rd mixture with
Hydrogen peroxide carries out oxidation reaction, that is, sticky light yellow liquid JS-1 (i.e. the first intermediate) is obtained.
3) each component is weighed by following mass ratio：The intermediates of 25kg first, 15kg perfluorinated nonene epoxides benzene sulfonic acid sodium salt, 15kg
The sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 15kg disodium ethylene diamine tetraacetates, 10kg lauroylamidopropyl betaines, 12kg cocoyl diethyls
Alkylolamides, 8kg water.
4) at normal temperatures, by step 3) mixing of the component that weighs, after stirring 50 minutes, obtain scale inhibition oil resistant type of the invention
Liquid foam water discharge agent.
The scale inhibition performance of the present embodiment product is 25% (drug concentration：10mg/L temperature：80℃；According to SY/T5673-
The calcium carbonate scale inhibition performance of 5.2 measure antisludging agents in 1993), foaming power is 135mm (condition determinations：130 DEG C, concentration 3 ‰, ore deposit
Change degree 250g/l is containing 50% petroleum ether), 3min steeps a height of 115mm (condition determinations：130 DEG C, concentration 3 ‰, salinity 250g/l
Containing 50% petroleum ether), liquid carry over is 125mL/15min.
Embodiment 2
1) each component is weighed by following mass ratio：25kg acrylic acid, 35kg PAAs, 16kg vinyl acetates, 12kg
Maleic acid polyethylene-glycol monoester, 12kg polyethylene glycol methacrylic acid phosphoric acid esters.
2) by step 1) component that weighs is put into reactor, at 40 DEG C, stirs 25 minutes, and material fills in question response kettle
After dividing mixing, the first mixture is obtained；It is again that 0.05% initiator ammonium persulfate is anti-to mass concentration in the first mixture, is added
6h is answered, after reaction 6h, the second mixture is obtained；The mixture of gained second and NaOH are carried out into saponification, then again with
Sodium chloroacetate carries out carboxylation alkylation reaction (reaction mass ratio 10:1) the 3rd mixture, is obtained；Finally, the 3rd mixture with it is double
Oxygen water carries out oxidation reaction, that is, sticky light yellow liquid JS-1 (i.e. the first intermediate) is obtained.
3) each component is weighed by following mass ratio：The intermediates of 30kg first, 12kg perfluorinated nonene epoxides benzene sulfonic acid sodium salt, 11kg
The sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 12kg disodium ethylene diamine tetraacetates, 15kg lauroylamidopropyl betaines, 10kg cocoyl diethyls
Alkylolamides, 10kg water.
4) at normal temperatures, by step 3) mixing of the component that weighs, after stirring 30 minutes, obtain scale inhibition oil resistant type of the invention
Liquid foam water discharge agent.
The scale inhibition performance of the present embodiment product is 22% (drug concentration：10mg/L temperature：80℃；According to SY/T5673-
The calcium carbonate scale inhibition performance of 5.2 measure antisludging agents in 1993), foaming power is 132mm (condition determinations：130 DEG C, concentration 3 ‰, ore deposit
Change degree 250g/l is containing 50% petroleum ether), 3min steeps a height of 117mm (condition determinations：130 DEG C, concentration 3 ‰, salinity 250g/l
Containing 50% petroleum ether), liquid carry over is 130mL/15min.
Embodiment 3
1) each component is weighed by following mass ratio：30kg acrylic acid, 32kg PAAs, 18kg vinyl acetates, 10kg
Maleic acid polyethylene-glycol monoester, 10kg polyethylene glycol methacrylic acid phosphoric acid esters.
2) by step 1) component that weighs is put into reactor, at 35 DEG C, stirs 30 minutes, and material fills in question response kettle
After dividing mixing, the first mixture is obtained；It is again that 0.04% initiator ammonium persulfate is anti-to mass concentration in the first mixture, is added
6h is answered, after reaction 6h, the second mixture is obtained；The mixture of gained second and NaOH are carried out into saponification, then again with
Sodium chloroacetate carries out carboxylation alkylation reaction (reaction mass ratio 9:1) the 3rd mixture, is obtained；Finally, the 3rd mixture with it is double
Oxygen water carries out oxidation reaction, that is, sticky light yellow liquid JS-1 (i.e. the first intermediate) is obtained.
3) each component is weighed by following mass ratio：The intermediates of 26kg first, 20kg perfluorinated nonene epoxides benzene sulfonic acid sodium salt, 10kg
The sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 10kg disodium ethylene diamine tetraacetates, 12kg lauroylamidopropyl betaines, 14kg cocoyl diethyls
Alkylolamides, 8kg water.
4) at normal temperatures, by step 3) mixing of the component that weighs, after stirring 60 minutes, obtain scale inhibition oil resistant type of the invention
Liquid foam water discharge agent.
The scale inhibition performance of the present embodiment product is 27% (drug concentration：10mg/L temperature：80℃；According to SY/T5673-
The calcium carbonate scale inhibition performance of 5.2 measure antisludging agents in 1993), foaming power is 140mm (condition determinations：130 DEG C, concentration 3 ‰, ore deposit
Change degree 250g/l is containing 50% petroleum ether), 3min steeps a height of 122mm (condition determinations：130 DEG C, concentration 3 ‰, salinity 250g/l
Containing 50% petroleum ether), liquid carry over is 138mL/15min.
Embodiment 4
1) each component is weighed by following mass ratio：25kg acrylic acid, 30kg PAAs, 21kg vinyl acetates, 13kg
Maleic acid polyethylene-glycol monoester, 11kg polyethylene glycol methacrylic acid phosphoric acid esters.
2) by step 1) component that weighs is put into reactor, at 40 DEG C, stirs 20 minutes, and material fills in question response kettle
After dividing mixing, the first mixture is obtained；It is again that 0.05% initiator ammonium persulfate is anti-to mass concentration in the first mixture, is added
8h is answered, after reaction 8h, the second mixture is obtained；The mixture of gained second and NaOH are carried out into saponification, then again with
Sodium chloroacetate carries out carboxylation alkylation reaction (both mass ratios 8:1) the 3rd mixture, is obtained；Finally, the 3rd mixture with
Hydrogen peroxide carries out oxidation reaction, that is, sticky light yellow liquid JS-1 (i.e. the first intermediate) is obtained.
3) each component is weighed by following mass ratio：The intermediates of 27kg first, 19kg perfluorinated nonene epoxides benzene sulfonic acid sodium salt, 9kg
The sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 15kg disodium ethylene diamine tetraacetates, 8kg lauroylamidopropyl betaines, 15kg cocoyl diethyls
Alkylolamides, 7kg water.
4) at normal temperatures, by step 3) mixing of the component that weighs, after stirring 40 minutes, obtain scale inhibition oil resistant type of the invention
Liquid foam water discharge agent.
The scale inhibition performance of the present embodiment product is 26% (drug concentration：10mg/L temperature：80℃；According to SY/T 5673-
The calcium carbonate scale inhibition performance of 5.2 measure antisludging agents in 1993), foaming power is 136mm (condition determinations：130 DEG C, concentration 3 ‰, ore deposit
Change degree 250g/l is containing 50% petroleum ether), 3min steeps a height of 120mm (condition determinations：130 DEG C, concentration 3 ‰, salinity 250g/l
Containing 50% petroleum ether), liquid carry over is 137mL/15min.
Embodiment 5
1) each component is weighed by following mass ratio：35kg acrylic acid, 30kg PAAs, 15kg vinyl acetates, 10kg
Polyethylene glycol maleic anhydride monoesters compound, 10kg polyethylene glycol methacrylic acid phosphoric acid esters.
2) by step 1) component that weighs is put into reactor, at 40 DEG C, stirs 25 minutes, and material fills in question response kettle
After dividing mixing, the first mixture is obtained；It is again that 0.04% initiator ammonium persulfate is anti-to mass concentration in the first mixture, is added
6h is answered, after reaction 6h, the second mixture is obtained；The mixture of gained second and NaOH are carried out into saponification, then again with
Sodium chloroacetate carries out carboxylation alkylation reaction (reaction mass ratio 9:1) the 3rd mixture, is obtained；Finally, the 3rd mixture with it is double
Oxygen water carries out oxidation reaction, that is, sticky light yellow liquid JS-1 (i.e. the first intermediate) is obtained.
3) each component is weighed by following mass ratio：The intermediates of 28kg first, 11kg perfluorinated nonene epoxides benzene sulfonic acid sodium salt, 13kg
The sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 13kg disodium ethylene diamine tetraacetates, 13kg lauroylamidopropyl betaines, 12kg cocoyl diethyls
Alkylolamides, 10kg water.
4) at normal temperatures, by step 3) mixing of the component that weighs, after stirring 30 minutes, obtain scale inhibition oil resistant type of the invention
Liquid foam water discharge agent.
The scale inhibition performance of the present embodiment product is 25% (drug concentration：10mg/L temperature：80℃；According to SY/T5673-
The calcium carbonate scale inhibition performance of 5.2 measure antisludging agents in 1993), foaming power is 133mm (condition determinations：130 DEG C, concentration 3 ‰, ore deposit
Change degree 250g/l is containing 50% petroleum ether), 3min steeps a height of 118mm (condition determinations：130 DEG C, concentration 3 ‰, salinity 250g/l
Containing 50% petroleum ether), liquid carry over is 133mL/15min.
The invention is not limited in foregoing specific embodiment.The present invention is expanded to and any in this manual disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (5)
1. a kind of gas well scale inhibition oil resistant type liquid foam water discharge agent, it is characterised in that its scale inhibition performance >=20%, temperature resistance ability >=
120 DEG C, anti-salinity ability reaches 250000ppm.
2. gas well scale inhibition oil resistant type liquid foam water discharge agent according to claim 1, it is characterised in that the liquid foam is arranged
Aqua is resistant to 130 DEG C of high temperature.
3. gas well according to claim 1 or claim 2 scale inhibition oil resistant type liquid foam water discharge agent, it is characterised in that using including
The component of following quality parts ratio is prepared from：20~30 part of first intermediate, 10~20 parts of perfluorinated nonene epoxide benzene sulfonic acid sodium salts,
5~15 parts of sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, 5~15 parts of disodium ethylene diamine tetraacetates, 5~15 parts of lauroylamidopropyl betaines, 5
~15 parts of cocoyl diglycollic amides, 5~10 parts of water；
First intermediate uses the component for including following quality parts ratio to be prepared from：20~40 parts of acrylic acid, 30~35
Part PAA, 15~25 parts of vinyl acetates, 10~15 parts of polyethylene glycol maleic anhydride monoesters compounds, 10~15 parts gather
Ethylene Glycol Methyl acrylated phosphate.
4. the preparation method of scale inhibition oil resistant type liquid foam water discharge agent of gas well described in any one of preceding claims 1-3, it is special
Levy and be, comprise the following steps：
（1）Prepare the first intermediate
Acrylic acid, PAA, vinyl acetate, maleic acid polyethylene-glycol monoester, polyethylene glycol are weighed respectively by proportioning
Methacrylic acid phosphoric acid ester, is well mixed, and the first mixture is obtained, by the mixture ammonium persulfate initiated polymerization of gained first
Afterwards, then it is added thereto to NaOH and carries out saponification, saponification obtains the second mixture, by the second mixture and chloroethene
Sour sodium in mass ratio 8:1~10:1 mixing, carries out carboxylation alkylation reaction, and the 3rd mixture is obtained after carboxylation alkylation reaction, uses
Hydrogen peroxide is aoxidized to the 3rd mixture, obtains thick yellow liquid, i.e. the first intermediate；
（2）Prepare liquid foaming water discharge agent
The first intermediate, perfluorinated nonene epoxide benzene sulfonic acid sodium salt, the sodium of 1-hydroxy ethylidene-1,1-diphosphonic acid four, ethylenediamine tetraacetic are weighed respectively by proportioning
Acetic acid disodium, lauroylamidopropyl betaine, cocoyl diglycollic amide, water, the component compounding that will be weighed, obtain final product product.
5. the preparation method according to claim 4 or 5, it is characterised in that in the step 1, the quality of ammonium persulfate is dense
Spend is 0.02%~0.05%.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109679630A (en) * | 2017-10-18 | 2019-04-26 | 中国石油化工股份有限公司 | High temperature resistant acid resistant form solid foam water discharge agent and preparation method and application |
| CN109679608A (en) * | 2017-10-18 | 2019-04-26 | 中国石油化工股份有限公司 | High temperature resistant acid resistant form foaming water discharge agent and preparation method and application |
| CN115287051A (en) * | 2022-08-05 | 2022-11-04 | 四川蓉成欣源科技有限公司 | Sterilization scale inhibition foam scrubbing agent applied to exploitation of shale gas and conventional natural gas well |
| CN115785930A (en) * | 2022-11-10 | 2023-03-14 | 长江大学 | Self-generated foam wellbore cleaning agent and preparation method thereof |
| CN116925727A (en) * | 2023-07-18 | 2023-10-24 | 新疆水处理工程技术研究中心有限公司 | Bubble drainage agent for oil-gas well and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563120A (en) * | 2004-03-25 | 2005-01-12 | 陕西科技大学 | Method for preparing dispersant for filling material in papermaking made from copolymer in ethylene group |
| CN103173205A (en) * | 2011-12-20 | 2013-06-26 | 李瑞清 | Foaming flow back agent for oil well fracturing technology |
| CN104226216A (en) * | 2014-08-22 | 2014-12-24 | 惠州学院 | Reaction-type flame-retardant epoxy resin microcapsule and preparation method thereof |
| CN104830303A (en) * | 2015-05-05 | 2015-08-12 | 中国石油天然气股份有限公司 | Corrosion and scale inhibition foam scrubbing agent and preparation method and application thereof |
| CN105670591A (en) * | 2016-03-03 | 2016-06-15 | 中国石油天然气股份有限公司 | Anti-freezing foam drainage agent and preparation method and application thereof |
-
2016
- 2016-11-30 CN CN201611080297.2A patent/CN106753304A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1563120A (en) * | 2004-03-25 | 2005-01-12 | 陕西科技大学 | Method for preparing dispersant for filling material in papermaking made from copolymer in ethylene group |
| CN103173205A (en) * | 2011-12-20 | 2013-06-26 | 李瑞清 | Foaming flow back agent for oil well fracturing technology |
| CN104226216A (en) * | 2014-08-22 | 2014-12-24 | 惠州学院 | Reaction-type flame-retardant epoxy resin microcapsule and preparation method thereof |
| CN104830303A (en) * | 2015-05-05 | 2015-08-12 | 中国石油天然气股份有限公司 | Corrosion and scale inhibition foam scrubbing agent and preparation method and application thereof |
| CN105670591A (en) * | 2016-03-03 | 2016-06-15 | 中国石油天然气股份有限公司 | Anti-freezing foam drainage agent and preparation method and application thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109679630A (en) * | 2017-10-18 | 2019-04-26 | 中国石油化工股份有限公司 | High temperature resistant acid resistant form solid foam water discharge agent and preparation method and application |
| CN109679608A (en) * | 2017-10-18 | 2019-04-26 | 中国石油化工股份有限公司 | High temperature resistant acid resistant form foaming water discharge agent and preparation method and application |
| CN109679608B (en) * | 2017-10-18 | 2021-02-09 | 中国石油化工股份有限公司 | High-temperature-resistant acid-resistant foam drainage agent, preparation method and application |
| CN109679630B (en) * | 2017-10-18 | 2021-05-11 | 中国石油化工股份有限公司 | High-temperature-resistant acid-resistant solid foam drainage agent, and preparation method and application thereof |
| CN115287051A (en) * | 2022-08-05 | 2022-11-04 | 四川蓉成欣源科技有限公司 | Sterilization scale inhibition foam scrubbing agent applied to exploitation of shale gas and conventional natural gas well |
| CN115287051B (en) * | 2022-08-05 | 2023-12-29 | 四川蓉成欣源科技有限公司 | Sterilization scale inhibition foam discharging agent applied to exploitation of shale gas and conventional natural gas well |
| CN115785930A (en) * | 2022-11-10 | 2023-03-14 | 长江大学 | Self-generated foam wellbore cleaning agent and preparation method thereof |
| CN116925727A (en) * | 2023-07-18 | 2023-10-24 | 新疆水处理工程技术研究中心有限公司 | Bubble drainage agent for oil-gas well and preparation method thereof |
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