CN108084981A - High temperature resistance foaming agent and its preparation method and application - Google Patents
High temperature resistance foaming agent and its preparation method and application Download PDFInfo
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- CN108084981A CN108084981A CN201711228994.2A CN201711228994A CN108084981A CN 108084981 A CN108084981 A CN 108084981A CN 201711228994 A CN201711228994 A CN 201711228994A CN 108084981 A CN108084981 A CN 108084981A
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- foaming agent
- high temperature
- temperature resistance
- synergist
- chelating
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- 239000004088 foaming agent Substances 0.000 title claims abstract description 63
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000003208 petroleum Substances 0.000 claims abstract description 39
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 34
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 34
- 239000011734 sodium Substances 0.000 claims abstract description 34
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims abstract description 32
- 239000002738 chelating agent Substances 0.000 claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 45
- 238000003756 stirring Methods 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 30
- 238000006386 neutralization reaction Methods 0.000 claims description 20
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 19
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 15
- 239000006260 foam Substances 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 10
- 150000007513 acids Chemical class 0.000 claims description 9
- 238000005553 drilling Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 7
- 235000019830 sodium polyphosphate Nutrition 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical group OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 239000005864 Sulphur Substances 0.000 claims 1
- 238000005187 foaming Methods 0.000 abstract description 10
- 239000006227 byproduct Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 19
- 239000003921 oil Substances 0.000 description 7
- 238000005457 optimization Methods 0.000 description 7
- 230000032683 aging Effects 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 241000040710 Chela Species 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 241000158728 Meliaceae Species 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical group [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- 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
-
- C—CHEMISTRY; METALLURGY
- 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
- C09K8/02—Well-drilling compositions
- C09K8/38—Gaseous or foamed well-drilling compositions
-
- C—CHEMISTRY; METALLURGY
- 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
- C09K8/584—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
-
- C—CHEMISTRY; METALLURGY
- 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
- C09K8/594—Compositions used in combination with injected gas, e.g. CO2 orcarbonated gas
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/14—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using liquids and gases, e.g. foams
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Detergent Compositions (AREA)
Abstract
The present invention relates to oil explorations and exploitation high temperature resistance foaming agent technical field, it is a kind of high temperature resistance foaming agent and its preparation method and application, the high temperature resistance foaming agent, raw material is made of petroleum sodium sulfonate, chelating agent and synergist, and each component mass fraction is petroleum sodium sulfonate 60% to 70%, chelating agent 15% to 20%, synergist 15% to 20%.High temperature resistance foaming agent of the present invention is mainly characterized by being resistant to 300 DEG C of high temperature, can effectively solve routine business foaming agent at high temperature（About 200 DEG C）The problem of foaming capacity can be lost.The foaming agent of the present invention, raw material sources are extensive, and preparation method is easy, do not generate by-product and pollution environment.
Description
Technical field
The present invention relates to oil explorations and exploitation high temperature resistance foaming agent technical field, are a kind of high temperature resistance foaming agent and its system
Preparation Method and application.
Background technology
Oil exploration can use foam drilling fluid drilling well, and the purpose is to realize near-balance drilling, leakproof, improve power auger
Speed etc.；Oil exploitation can also use aerated fluid well-flushing, profile control and water plugging, displacement of reservoir oil etc., and the purpose is to improve oil recovery factor.It is logical
The maximum temperature that normal foam drilling fluid, aerated fluid use, is exactly drilling well, the highest downhole temperature of mining operations, does not surpass generally
150 DEG C are crossed, most of routine business foaming agent disclosure satisfy that requirement.
The oilfield exploitations such as Xinjiang, the Liaohe River, triumph heavy oil, viscous crude mainly reduce heavy oil, viscous crude by noting high-temperature steam at present
The mode of viscosity is exploited, and routine business foaming agent is at high temperature（About 200 DEG C）Foaming capacity can be lost, it is impossible to meet high-temperature steam
The needs of foam flooding, so underground mining temperature reaches 300 DEG C, it is necessary to use high temperature resistance foaming agent.
The content of the invention
The present invention provides a kind of high temperature resistance foaming agent and its preparation method and application, overcome the above-mentioned prior art no
Foot can effectively solve existing routine business foaming and deposit at high temperature（About 200 DEG C）The problem of foaming capacity can be lost.
One of technical scheme is realized by following measures：A kind of high temperature resistance foaming agent, raw material is by stone
Oily sodium sulfonate, chelating agent and synergist composition, each component mass fraction for petroleum sodium sulfonate 60% to 70%, chelating agent 15% to
20%th, synergist 15% to 20%.
Here is the further optimization and/or improvements to one of foregoing invention technical solution：
Above-mentioned chelating agent is sodium polyphosphate.
Above-mentioned synergist is lauryl sodium sulfate.
Above-mentioned sodium polyphosphate is technical grade；Or/and lauryl sodium sulfate is technical grade.
Above-mentioned high temperature resistance foaming agent is prepared as steps described below：The first step, by the desired amount of petroleum sodium sulfonate and chelating agent
Be uniformly mixed stirring 1 hour to 1.5 it is small when be formulated as chelating material；Second step adds in the desired amount of synergy into chelating material
Agent, add continue after synergist uniform stirring 1 hour to 1.5 it is small when obtain synergy material；Synergy material is cooled to by the 3rd step
Room temperature obtains high temperature resistance foaming agent.
Above-mentioned petroleum sodium sulfonate is prepared as steps described below：The first step, by caustic soda, water in mass ratio 1:2 to be made into caustic soda molten
Liquid, stirring soda bath are uniformly dissolved it；Petroleum acids stirring is heated up to 90 DEG C to 95 DEG C, is then slowly added by second step
Neutralization reaction solution is obtained by the reaction in soda bath；3rd step, neutralization reaction solution keep 90 DEG C of temperature, in uniform stirring and anti-
Answer solution 2 hours to 2.5 it is small when after obtain petroleum sodium sulfonate.
Above-mentioned caustic soda is industrial caustic soda；Or/and the amount of soda bath is added in second step with the pH value of neutralization reaction solution
Subject to 9 to 11.
Technical scheme second is that being realized by following measures：A kind of preparation of above-mentioned high temperature resistance foaming agent
Method carries out as steps described below：The desired amount of petroleum sodium sulfonate with chelating agent is uniformly mixed and stirs 1 hour extremely by the first step
1.5 are formulated as chelating material when small；Second step adds in the desired amount of synergist into chelating material, continues after adding synergist
Uniform stirring 1 hour to 1.5 it is small when obtain synergy material；Synergy material is cooled to room temperature to obtain high temperature resistance foaming by the 3rd step
Agent.
Here is two further optimization and/or improvements to foregoing invention technical solution：
The first step, by caustic soda, water in mass ratio 1:2 are made into soda bath, and stirring soda bath is uniformly dissolved it；Second step,
Petroleum acids stirring is heated up to 90 DEG C to 95 DEG C, soda bath is then slowly added into, neutralization reaction solution is obtained by the reaction；3rd
Step, neutralization reaction solution keep 90 DEG C of temperature, uniform stirring neutralization reaction solution 2 hours to 2.5 it is small when after obtain mahogany acid
Sodium.
The three of technical scheme are realized by following measures：A kind of high temperature resistance foaming agent is steamed as high temperature
Steam foam drives the application of foaming agent or foam drilling fluid foaming agent in oil exploration operation.
High temperature resistance foaming agent of the present invention is mainly characterized by being resistant to 300 DEG C of high temperature, can effectively solve routine business hair
Infusion is at high temperature（About 200 DEG C）The problem of foaming capacity can be lost.The foaming agent of the present invention, raw material sources are extensive, prepare
Method is easy, does not generate by-product and pollution environment.
Specific embodiment
The present invention from following embodiments limitation, can technique according to the invention scheme and actual conditions determine specifically
Embodiment.Various chemical reagent and chemical article are previously mentioned in the present invention unless otherwise specified, is public in the prior art
Know common chemical reagent and chemical article；Percentage in the present invention is as being mass percent without specified otherwise；This hair
It is the aqueous solution that solvent is water, for example, hydrochloric acid solution is aqueous hydrochloric acid solution if the solution in bright is without specified otherwise；This
Room temperature, room temperature in invention refer generally to 15 DEG C to 25 DEG C of temperature, are commonly defined as 25 DEG C.
With reference to embodiment, the invention will be further described：
Embodiment 1：The high temperature resistance foaming agent, raw material are made of petroleum sodium sulfonate, chelating agent and synergist, each component mass fraction
For petroleum sodium sulfonate 60% to 70%, chelating agent 15% to 20%, synergist 15% to 20%.
Embodiment 2：The high temperature resistance foaming agent, raw material are made of petroleum sodium sulfonate, chelating agent and synergist, each component quality
Number is petroleum sodium sulfonate 60% or 70%, chelating agent 15% or 20%, synergist 15% or 20%.
Embodiment 3：As the optimization of above-described embodiment, chelating agent is sodium polyphosphate, and synergist is dodecyl sulphate
Sodium.
Embodiment 4：：As the optimization of above-described embodiment 3, lauryl sodium sulfate and sodium polyphosphate are technical grade
, sodium polyphosphate can form chelate in saline solution with surfactant, crude oil.
Embodiment 5：High temperature resistance foaming agent is prepared as steps described below：The first step, by the desired amount of petroleum sodium sulfonate and chela
Mixture be uniformly mixed stirring 1 hour to 1.5 it is small when be formulated as chelating material；Second step adds in the desired amount of into chelating material
Synergist, add continue after synergist uniform stirring 1 hour to 1.5 it is small when obtain synergy material；3rd step, synergy material is cold
But high temperature resistance foaming agent is obtained to room temperature.
Embodiment 6：High temperature resistance foaming agent is prepared as steps described below：The first step, by the desired amount of petroleum sodium sulfonate and chela
Mixture be uniformly mixed stirring 1 it is small when or 1.5 it is small when be formulated as chelating material；Second step adds in the desired amount of into chelating material
Synergist, add continue after synergist uniform stirring 1 it is small when or 1.5 it is small when obtain synergy material；3rd step, synergy material is cold
But high temperature resistance foaming agent is obtained to room temperature.
Embodiment 7：As the optimization of above-described embodiment, petroleum sodium sulfonate is prepared as steps described below：Caustic soda, water are pressed into matter
Measure ratio 1:2 are made into soda bath, and stirring soda bath is uniformly dissolved it；Petroleum acids stirring is heated up to 90 DEG C extremely by second step
95 DEG C, soda bath is then slowly added into, neutralization reaction solution is obtained by the reaction；3rd step, neutralization reaction solution keep temperature 90
DEG C, uniform stirring neutralization reaction solution 2 hours to 2.5 it is small when after obtain petroleum sodium sulfonate.
Embodiment 8：As the optimization of above-described embodiment, petroleum sodium sulfonate is prepared as steps described below：Caustic soda, water are pressed into matter
Measure ratio 1:2 are made into soda bath, and stirring soda bath is uniformly dissolved it；Second step, by petroleum acids stirring be heated up to 90 DEG C or
95 DEG C, soda bath is then slowly added into, neutralization reaction solution is obtained by the reaction；3rd step, neutralization reaction solution keep temperature 90
DEG C, when uniform stirring neutralization reaction solution 2 is small or when 2.5 is small after obtain petroleum sodium sulfonate.
Petroleum sodium sulfonate is the product that petroleum acids and caustic soda neutralize, and is that ingredient is C6To C18A variety of surfactants
Mixture, including commercially available petroleum sodium sulfonate manufactured goods.
Embodiment 9：As the optimization of above-described embodiment, caustic soda is industrial caustic soda；Or/and addition caustic soda is molten in second step
The amount of liquid is using the pH value of neutralization reaction solution as 9 to 11.
Embodiment 10：A kind of high temperature resistance foaming agent high-temperature steam foam flooding foaming agent or foam drilling fluid foaming agent are in oil
Application in exploration operation.
Embodiment 11：The high temperature resistance foaming agent is prepared as steps described below：The first step, by the desired amount of petroleum sodium sulfonate with
Chelating agent be uniformly mixed stirring 1 it is small when be formulated as chelating material；Second step adds in the desired amount of synergist into chelating material,
Continue to obtain synergy material when uniform stirring 1 is small after adding synergist；Synergy material is cooled to room temperature to obtain anti-height by the 3rd step
Warm foaming agent（Sample 1）.Each component mass fraction is：Petroleum sodium sulfonate 70% made from petroleum acids, chelating agent 15%, synergist
15%。
Embodiment 12：Each component mass fraction is：Petroleum sodium sulfonate 60% made from petroleum acids, chelating agent 20%, synergist
20%, high temperature resistance foaming agent is made according to the preparation method of above-described embodiment 11（Sample 2）.
Embodiment 13：Each component mass fraction is：Petroleum sodium sulfonate finished product（It is commercially available）65%, chelating agent 18%, synergist
17%, high temperature resistance foaming agent is made according to the preparation method of above-described embodiment 11（Sample 3）.
Embodiment 14：Each component mass fraction is：Petroleum sodium sulfonate finished product（It is commercially available）68%, chelating agent 16%, synergist
16%, high temperature resistance foaming agent is made according to the preparation method of above-described embodiment 11（Sample 4）.
Above-described embodiment 11 to 14 gained high temperature resistance foaming agent sample 1 of embodiment, sample 2, sample 3, sample 4 foaming energy
Power and estimation of stability, using routine business foaming agent as reference examples.
4 high temperature ageing tanks are taken, number is followed successively by 1,2,3,4,4% prehydration bentonite slurry is added in each ageing can
100ml, 1gNacl and 4ml crude oil are then respectively adding foaming agent sample 1 of the present invention, foaming agent sample 2 of the present invention, the present invention
Foaming agent sample 3,4 each 5g of foaming agent sample of the present invention；Closed ageing can, sample aging 12h at 300 DEG C, is cooled to room temperature,
Sample in 4 ageing cans is moved to 4 height that number is 1,2,3,4 respectively to stir in cup, high-speed stirred 1min moves to 500ml graduated cylinders
Foam volume is measured to get to gas release；Graduated cylinder is stood, the time needed for foam precipitation 50ml liquid is measured, is half-life period,
Gas release >=200ml, the foaming capacity of half-life period >=5min, that is, foaming agent sample and stability reach requirement.Table 1 for sample 1,
Sample 2, sample 3, sample 4 and routine business foaming agent foam ability and stability experiment data.
1 experimental data of table shows that the foaming capacity of 4 foaming agent samples and stability reach requirement, i.e. gas release
>=200ml, half-life period >=5min.
Therefore, can be seen that according to the data of table 1：The high temperature resistance foaming agent is mainly characterized by being resistant to 300 DEG C of high temperature, can have
Effect solves routine business foaming agent at high temperature（About 200 DEG C）The problem of foaming capacity can be lost.The foaming agent of the present invention, former material
Material derives from a wealth of sources, and preparation method is easy, does not generate by-product and pollution environment.
More than technical characteristic constitutes the embodiment of the present invention, can basis with stronger adaptability and implementation result
Actual needs increases and decreases non-essential technical characteristic, to meet the needs of different situations.
Claims (10)
1. a kind of high temperature resistance foaming agent, it is characterised in that raw material is made of petroleum sodium sulfonate, chelating agent and synergist, each group sub-prime
Amount number is petroleum sodium sulfonate 60% to 70%, chelating agent 15% to 20%, synergist 15% to 20%.
2. high temperature resistance foaming agent according to claim 1, it is characterised in that chelating agent is sodium polyphosphate.
3. high temperature resistance foaming agent according to claim 1, it is characterised in that synergist is lauryl sodium sulfate.
4. the high temperature resistance foaming agent according to Claims 2 or 3, it is characterised in that sodium polyphosphate is technical grade；Or/
It is technical grade with, lauryl sodium sulfate.
5. according to the high temperature resistance foaming agent described in claim 1 or 2 or 3 or 4, it is characterised in that prepare as steps described below：The
One step, the desired amount of petroleum sodium sulfonate is uniformly mixed with chelating agent stirring 1 hour to 1.5 it is small when be formulated as chelating material；The
Two steps add in the desired amount of synergist into chelating material, add continue after synergist uniform stirring 1 hour to 1.5 it is small when obtain
To synergy material；Synergy material is cooled to room temperature to obtain high temperature resistance foaming agent by the 3rd step.
6. according to the high temperature resistance foaming agent described in claim 1 or 2 or 3 or 4 or 5, it is characterised in that petroleum sodium sulfonate is under
Step is stated to be prepared：The first step, by caustic soda, water in mass ratio 1:2 are made into soda bath, and stirring soda bath makes its dissolving equal
It is even；Petroleum acids stirring is heated up to 90 DEG C to 95 DEG C, is then slowly added into soda bath, neutralization reaction is obtained by the reaction by second step
Solution；3rd step, neutralization reaction solution keep 90 DEG C of temperature, uniform stirring neutralization reaction solution 2 hours to 2.5 it is small when after obtain
Petroleum sodium sulfonate.
7. high temperature resistance foaming agent according to claim 6, it is characterised in that caustic soda is industrial caustic soda；Or/and in second step
The amount of soda bath is added in using the pH value of neutralization reaction solution as 9 to 11.
8. a kind of preparation method of high temperature resistance foaming agent according to claim 1 to 7 any one, it is characterised in that according to
Following step carries out：The first step, the desired amount of petroleum sodium sulfonate is uniformly mixed with chelating agent stirring 1 hour to 1.5 it is small when match somebody with somebody
It is made as chelating material；Second step adds in the desired amount of synergist into chelating material, continues uniform stirring 1 after adding synergist
Hour to 1.5 it is small when obtain synergy material；Synergy material is cooled to room temperature to obtain high temperature resistance foaming agent by the 3rd step.
9. the preparation method of high temperature resistance foaming agent according to claim 8, it is characterised in that oily sodium sulfonate is according to following steps
It is rapid to prepare：The first step, by caustic soda, water in mass ratio 1:2 are made into soda bath, and stirring soda bath is uniformly dissolved it；Second
Petroleum acids stirring is heated up to 90 DEG C to 95 DEG C, is then slowly added into soda bath, neutralization reaction solution is obtained by the reaction by step；The
Three steps, neutralization reaction solution keep 90 DEG C of temperature, uniform stirring neutralization reaction solution 2 hours to 2.5 it is small when after obtain oil sulphur
Sour sodium.
10. a kind of high temperature resistance foaming agent according to claim 1 to 7 any one is as high-temperature steam foam flooding foaming agent
Or application of the foam drilling fluid foaming agent in oil exploration operation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711107120 | 2017-11-10 | ||
| CN2017111071201 | 2017-11-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110699057A (en) * | 2019-09-27 | 2020-01-17 | 中国石油化工股份有限公司 | Temperature-resistant high-strength foam system with synergistic lamellar nano-particles and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1238369A (en) * | 1999-06-22 | 1999-12-15 | 胡振明 | Hot-producing high-temp foaming agent |
| CN104213870A (en) * | 2014-08-19 | 2014-12-17 | 中国石油天然气股份有限公司 | Exploitation method for artificial foam oil in water-driven heavy oil reservoir |
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| CN108084981B (en) | 2020-08-21 |
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