CN106590573B - Salt resistance water pumping gas production foam discharging agent composition and the preparation method and application thereof - Google Patents
Salt resistance water pumping gas production foam discharging agent composition and the preparation method and application thereof Download PDFInfo
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Abstract
The present invention relates to a kind of salt resistance water pumping gas production foam discharging agent compositions and the preparation method and application thereof.Mainly solve the problem of existing gas well in the process of development hydrops it is excessive cause the gas well underproduction even stop-spraying.It include following components by molar fraction: (1) 1 part of long-chain polyether nitrogenous compound；(2) 0.5~20 parts of petroleum sulfonate；Wherein the long-chain polyether nitrogenous compound has general molecular formula shown in formula (I), the R1For C8~C30Fat-based；Y is that PO segment sums it up number；Z is that EO segment sums it up number；R2For C1~C4Alkylidene；R3、R4For C1~C5Alkyl, replace alkyl in the technical solution of any one preferably resolve the problem.Salt resistance water pumping gas production foam discharging agent composition of the invention, foam height are greater than 200mm, and liquid carry over is greater than 140mL, can be used for the water pumping gas production in gas field with high salt.
Description
Technical field
The present invention relates to a kind of salt resistance water pumping gas production foam discharging agent compositions and the preparation method and application thereof, belong to oil gas field
Chemical agent technical field.
Background technique
With the reinforcement of gas-field exploitation dynamics, gas field is discharged the critical issue normally produced at gas well is restricted.Foam row
Hydromining gas is a kind of drainage gas recovery that recent domestic rapidly develops, simple, easy for construction, at low cost with equipment,
Applicable well depth range is big, does not influence the advantages that gas well normally produces.So-called foaming water discharge is exactly by drawing into shaft bottom mineralized water
Enter some surfactants with specific function, make it during gas-liquid two-phase mixes perpendicular flow, generates a large amount of low close
Resistance aqueous foam is spent, foam takes water with air-flow from shaft bottom to ground, improves gas-liquid and vertically lifts liquid ability, reaches the mesh of water pumping gas production
's.When gas field temperature and salinity increase, the foamability and stability of foam discharging agent are all greatly reduced, often up to less than draining
The effect of gas production.Therefore it needs to develop and there is resisting high temperature, high salt, the foam discharging agent of height blistering efficiency.
Water pumping gas production at present mostly uses greatly Recompounded multielement system with foaming agent, at the same include nonionic surface active agent and
Ionic surfactant.In order to enhance the stability of single foam, alkali, alcohol, polymer, alkanol acyl are usually additionally added in formula
The auxiliary agents such as amine form strengthening foam.Patent CN102212344A discloses a kind of high-temperature foam scrubbing agent for drainage gas recovery, and component is pressed
Mass fraction are as follows: 10~15 parts of lauryl sodium sulfate, 2~5 parts of alkyl glycosides, AES15~18 part, dodecyl sodium sulfate 20
~25 parts, 5~10 parts of biosurfactant, 27~48 parts of water, salt resistant character is poor.Patent CN102212348A is disclosed
A kind of salt tolerant, methanol tolerance foam discharging agent, a component content by weight percentage are as follows: Cocoamidopropyl betaine 20~40%, oxygen
Change amine 45~65%, alpha-alkene sulfonate 5~20%, triethanolamine 5~15%, fluorocarbon surfactant 0.2~2%, methanol 0
~5%, it can be resistant to salinity up to 180,000, but the agent contains fluorocarbon surfactant, not only cost greatly improves and to environment
It is affected.
Summary of the invention
The first technical problem to be solved by the present invention is that hydrops is excessive in the process of development for existing gas well, leads to gas well
The problem of underproduction or even stop-spraying, provides a kind of gas well foam discharging agent composition for efficiently taking liquid, has good salt resistant character, blistering
Performance and fluid-carrying capability.
The salt resistance water pumping gas production bubble of the second technical problem to be solved by the present invention one of to solve above-mentioned technical problem
Arrange the preparation method of agent composition.
The third technical problem to be solved by the present invention is to provide a kind of salt resistance draining for solving one of above-mentioned technical problem
The application method of gas production foam discharging agent composition.
One of to solve above-mentioned technical problem, The technical solution adopted by the invention is as follows: a kind of salt resistance water pumping gas production is steeped
It includes following components that agent composition, which is arranged, with molar fraction:
(1) 1 part of long-chain polyether nitrogenous compound；
(2) 0.5~20 parts of petroleum sulfonate；
The long-chain polyether nitrogenous compound has following general molecular formula:
Formula (I)
Wherein, R1For C8~C30Fat-based；Y is that PO segment sums it up number, y=0~20；Z is that EO segment sums it up number, z=0
~60；R2For C1~C4Alkylidene；R3、R4For C1~C5Alkyl, replace alkyl in any one.
In above-mentioned technical proposal, the R1For C8~C30Fat-based, the bases such as acyl group, carbonyl, ether, hydroxyl can be contained
Group, can be saturated carbon chains, can also contain unsaturated carbon chains, as preferred R1Preferred embodiment be C10~C20Alkyl, alkane
Base benzene.
In above-mentioned technical proposal, the R2Preferably C2H4Or C3H6, further preferably C2H4。
In above-mentioned technical proposal, the R3、R4For C1~C5Alkyl, replace alkyl in any one；It is wherein described to take
Substituent group in substituted alkyl can be the substituent groups such as hydroxyl substituent, halogenic substituent.
In above-mentioned technical proposal, the preferred embodiment of the z is more preferably less than to be equal to 30, further preferably greater than 0
Z=1~20.
In above-mentioned technical proposal, the preferred embodiment of the y is further preferably y=1~20 greater than 0.
In above-mentioned technical proposal, the molar ratio of long-chain polyether nitrogenous compound and petroleum sulfonate is 1:0.2~10.
Foaming agent combination in the present invention does not have particular/special requirement to water, can be deionized water when preparing, can be with
It is the water containing inorganic mineral, and the water containing inorganic mineral can be tap water, gas well water flooding or gas well injection water.
To solve above-mentioned technical problem two, The technical solution adopted by the invention is as follows: salt resistance water pumping gas production foam discharging agent
The preparation method of composition, comprising the following steps:
(1) synthesis of long-chain polyether nitrogenous compound
A, in the presence of basic catalyst, R1OH reacts to obtain R with aequum propylene oxide1O(CHCH3CH2O)yH；
B, in the presence of basic catalyst, R1O(CHCH3CH2O)yH and aequum reacting ethylene oxide obtain R1O
(CHCH3CH2O)y(CH2CH2O)z+1H；
C, by R1O(CHCH3CH2O)y(CH2CH2O)z+1H is reacted with thionyl chloride obtains R after processing1O(CHCH3CH2O)y
(CH2CH2O)zR2Cl；
D, by R1O(CHCH3CH2O)y(CH2CH2O)z R2Cl and NR3R4In a solvent, it is reacted at 70~90 DEG C of reaction temperature
R is obtained after processing1O(CHCH3CH2O)y(CH2CH2O)z R2NR3R4；
E, by R1O(CHCH3CH2O)y(CH2CH2O)z R2NR3R4It reacts with hydrogen peroxide at 60~70 DEG C, obtains after processing
Long-chain polyether nitrogenous compound；
(2) preparation of foam discharging agent composition
The desired amount of long-chain polyether nitrogenous compound, petroleum sulfonate are uniformly mixed to obtain salt resistance water pumping gas production foam discharging agent
Composition.
The key active ingredient of foam discharging agent of the present invention is petroleum sulfonate and long-chain polyether nitrogenous compound, art technology
Personnel know, for the ease of transporting and storing or scene uses etc. considers, can use various supply forms, such as without
The solid-state form of water perhaps aqueous solid-state form perhaps aqueous cream form or aqueous solution form；Aqueous solution form
Form including being made into concentrate with water is directly made into the foam discharging agent form of concentration needed for scene；Wherein, there is no special want to water
It asks, can be deionized water, can also be the water containing inorganic mineral, and the water containing inorganic mineral can be tap water, gas
Well water flooding or gas well inject water.
In order to solve the three of technical problem, the technical solution adopted by the present invention are as follows: above-mentioned technical proposal is any described to be resisted
The application of salinity water pumping gas production foam discharging agent composition.
In above-mentioned technical proposal, the application, those skilled in the art can incite somebody to action according to related process in the prior art
The anti-salinity water pumping gas production is applied with foam discharging agent composition with gas well water pumping gas production, and the water flooding of gas well is preferably applicable in
Salinity is 0~250000mg/L.
Petroleum sulfonate of the present invention refers to the water-soluble stone as anionic surfactant commonly used in the art
Oily sulfonate, generally hydrocarbyl molecular amount is smaller, containing branch is more or product containing alkylaryl mixing hydrocarbon chain；Such product
Relatively conventional in this field, application is wider, and those skilled in the art can carry out conventional selection.
Include the nonionics pieces such as EO, PO in the long-chain polyether nitrogenous compound of salt resistance water pumping gas production foam discharging agent of the invention
Section, can dramatically increase the salt resistant character of foam discharging agent, while it is a kind of amine oxide, influenced by pH value it is smaller, neutral or
At nonionic surfactant under alkalinity, cationic is shown under acid condition, is a kind of polyfunctional surfactant, have relatively strong
Foam enhancing foam stability energy, have good synergistic effect with anion surfactant；Petroleum sulfonate has good surface-active, and
There is preferable salt-resistance, forms compounding synergistic effect after the two mixing, enhance the fluid-carrying capability and foam stability energy of foam.
Foam discharging agent composition of the invention is applicable to the gas well that salinity is lower than 250000mg/L.According to SY/T6465-
2000 " foam drainage gas recovery foaming agent evaluation methods " carry out foaming properties test to the foam discharging agent, and foam height is greater than
200mm, liquid carry over are greater than 140mL, have good frothing capacity, foam stability and fluid-carrying capability, achieve preferable skill
Art effect.
In order to better understand the present invention, the content that the present invention is further explained with reference to embodiments, but it is of the invention
Content is not limited solely to the following examples.
Specific embodiment
[embodiment 1]
The preparation of composition CX-1, preparation step:
(1) long-chain polyether nitrogenous compound (C12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2O synthesis) with
Preparation:
186.0 grams of dodecanols, 5.6 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, are heated to
At 80~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen under a high vacuum, system is reacted into temperature
Degree is adjusted to 150 DEG C and is slowly passed through 179.9 grams of propylene oxide, controls pressure≤0.60MPa, is cooled to 90 DEG C, low boiling is removed in vacuum
Object continues for system reaction temperature to be adjusted to 150 DEG C and is slowly passed through 360.0 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction
After, it is neutralized after cooling, dehydration, obtains C12H25O(CHCH3CH2O)3(CH2CH2O)8H, yield 98.8wt%.
339 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C12H25O(CHCH3CH2O)3(CH2CH2O)8H and 57 gram of pyridine, is heated to 70 DEG C under stirring, be slowly added dropwise 85 with dropping funel
Gram thionyl chloride, reacts 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, uses hydrogen
Upper layer is neutralized to neutrality by sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product C after dry12H25O
(CHCH3CH2O)3(CH2CH2O)7CH2CH2Cl, yield 88%.
By C12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2143 grams of Cl be added with reflux condensate device, thermometer,
In the four-hole boiling flask of blender, 77 DEG C are heated to, by N (CH3)2Solution is slowly dripped in flask with dropping funel, and system is protected always
Hold alkalescent, stratification after reaction 10 hours.With saturated common salt water washing 5-6 times of heat after upper layer is evaporated under reduced pressure, obtain
Desired intermediate C12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2, yield 83%.
By C12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2100 grams are added to reflux condensate device, temperature
Degree is counted, in the four-hole boiling flask of blender, is heated to 60 DEG C, H is slowly added dropwise2O2It 30 grams of solution, is reacted 5 hours at 70 DEG C, uses stone
Oily ether extraction, vacuum drying are analyzed by high performance liquid chromatography (HPLC), C in product12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2O content is 97.72wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 70 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate Nartinez- of 87 grams of Shell Co. Ltd production is added thereto again
Reguler adds enough local tap water to 523 grams, is configured to the solution of 30wt%, and 30min is sufficiently stirred to complete
To get foaming agent combination CX-1 until dissolution.
[embodiment 2]
The preparation of composition CX-2, preparation step:
(1) long-chain polyether nitrogenous compound (C16H33O(CHCH3CH2O)10(CH2CH2O)20CH2CH2N(C2H5)(C3H7O)O)
Synthesis and preparation:
121 grams of hexadecanols, 3 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, it is heated to 80~
At 90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen, by system reaction temperature tune under a high vacuum
300 grams of propylene oxide are slowly passed through to 150 DEG C, pressure≤0.60MPa is controlled, is cooled to 90 DEG C, low-boiling-point substance is removed in vacuum, are continued
System reaction temperature is adjusted to 150 DEG C and is slowly passed through 500.0 grams of ethylene oxide, controls pressure≤0.60MPa.After reaction,
It neutralizes, be dehydrated after cooling, obtain C16H33O(CHCH3CH2O)10(CH2CH2O)21H, yield 98.6wt%.
131 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C16H33O(CHCH3CH2O)10(CH2CH2O)21H and 20 gram of pyridine, is heated to 70 DEG C, is slowly added dropwise with dropping funel under stirring
35 grams of thionyl chlorides react 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, is used
Upper layer is neutralized to neutrality by sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C16H33O(CHCH3CH2O)10(CH2CH2O)20CH2CH2Cl, yield 86.6%.
By C16H33O(CHCH3CH2O)10(CH2CH2O)20CH2CH2135 grams of Cl are added with reflux condensate device, temperature
It counts, in the four-hole boiling flask of blender, 77 DEG C is heated to, by N (C2H5)(C3H6OH) solution slowly drips to flask with dropping funel
In, system remains alkalescent, stratification after reaction 10 hours.With the saturated common salt washing of heat after upper layer is evaporated under reduced pressure
It washs 5-6 times, obtains desired intermediate C16H33O(CHCH3CH2O)10(CH2CH2O)20CH2CH2N(C2H5)(C3H7O), yield is
83.3%.
By C16H33O(CHCH3CH2O)10(CH2CH2O)20CH2CH2N(C2H5)(C3H7O it) is added to returned cold for 100 grams
In the four-hole boiling flask for coagulating device, thermometer, blender, 60 DEG C are heated to, H is slowly added dropwise2O230 grams of solution, 5 are reacted at 70 DEG C
Hour, with petroleum ether extraction, vacuum drying is analyzed through high performance liquid chromatography (HPLC), C in product16H33O(CHCH3CH2O)10
(CH2CH2O)20CH2CH2N(C2H5)(C3H7O) O content is 96.32wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 50 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate TRS- of 127 grams of Witco companies production is added thereto again
203, enough local tap water are added to 590 grams, are configured to the solution of 30wt%, and 30min is sufficiently stirred to being completely dissolved
Until to get foaming agent combination CX-2.
[embodiment 3]
The preparation of composition CX-3, preparation step:
(1) long-chain polyether nitrogenous compound (C14H29OC3H6O(CH2CH2O)8CH2CH2N(C3H7O)2O synthesis and preparation):
107.0 grams of tetradecanols, 3.0 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, are heated to
At 80~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen under a high vacuum, system is reacted into temperature
Degree is adjusted to 150 DEG C and is slowly passed through 60 grams of propylene oxide, controls pressure≤0.60MPa, is cooled to 90 DEG C, low-boiling-point substance is removed in vacuum,
Continue for system reaction temperature to be adjusted to 150 DEG C and be slowly passed through 203.0 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction terminates
Afterwards, it is neutralized after cooling, dehydration, obtains C14H29OCHCH3CH2O(CH2CH2O)9H, yield 98.7wt%.
327 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C14H29OCHCH3CH2O(CH2CH2O)9H and 20 gram of pyridine, is heated to 70 DEG C under stirring, be slowly added dropwise 35 grams with dropping funel
Thionyl chloride reacts 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, uses hydrogen-oxygen
Change sodium solution and upper layer is neutralized to neutrality, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C14H29OCHCH3CH2O(CH2CH2O)8CH2CH2Cl, yield 87%.
By C14H29OCHCH3CH2O(CH2CH2O)8CH2CH2165 grams of Cl are added with reflux condensate device, thermometer, stir
It mixes in the four-hole boiling flask of device, is heated to 77 DEG C, by N (C3H6OH)2Solution is slowly dripped in flask with dropping funel, and system is always
Keep alkalescent, stratification after reaction 10 hours.With saturated common salt water washing 5-6 times of heat after upper layer is evaporated under reduced pressure, obtain
To desired intermediate C14H29OCHCH3CH2O(CH2CH2O)8CH2CH2N(C3H7O)2, yield 83.3%.
By C14H29OCHCH3CH2O(CH2CH2O)8CH2CH2N(C3H7O)2100 grams are added to reflux condensate device, temperature
Degree is counted, in the four-hole boiling flask of blender, is heated to 60 DEG C, H is slowly added dropwise2O2It 30 grams of solution, is reacted 5 hours at 70 DEG C, uses stone
Oily ether extraction, vacuum drying are analyzed through high performance liquid chromatography (HPLC), C in product14H29OCHCH3CH2O(CH2CH2O)8CH2CH2N(C3H7O)2O content is 96.71wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 90 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate TRS- of 10.6 grams of Witco companies production is added thereto again
203, enough local tap water are added to 335 grams, are configured to the solution of 30wt%, and 30min is sufficiently stirred to being completely dissolved
Until to get foaming agent combination CX-3.
[embodiment 4]
The preparation of composition CX-4, preparation step:
(1) long-chain polyether nitrogenous compound (C20H33O(C3H6O)5(CH2CH2O)3CH2CH2N(C3H7)(C5H11) O) and synthesis
With preparation:
145.0 grams of myristyl phenol, 2.0 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, add
When heat is to 80~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen under a high vacuum, system is anti-
It answers temperature to be adjusted to 150 DEG C and is slowly passed through 300 grams of propylene oxide, control pressure≤0.60MPa, be cooled to 90 DEG C, be removed in vacuum low
Object is boiled, continues for system reaction temperature to be adjusted to 150 DEG C and is slowly passed through 180.0 grams of ethylene oxide, control pressure≤0.60MPa.Instead
After answering, is neutralized after cooling, dehydration, obtain C20H33O(C3H6O)5(CH2CH2O)4H, yield 99.6wt%.
218 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C20H33O(C3H6O)5(CH2CH2O)4H and 20 gram of pyridine, is heated to 70 DEG C under stirring, 35 grams of Asias are slowly added dropwise with dropping funel
Chlorosulfuric acid reacts 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, uses hydroxide
Upper layer is neutralized to neutrality by sodium solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product C after dry20H33O
(C3H6O)5(CH2CH2O)3CH2CH2Cl, yield 87.1%.
By C20H33O(C3H6O)5(CH2CH2O)3CH2CH296 grams of Cl are added with reflux condensate device, thermometer, stirring
In the four-hole boiling flask of device, 77 DEG C are heated to, by N (C3H7)(C5H11) solution slowly drips in flask with dropping funel, system is always
Keep alkalescent, stratification after reaction 10 hours.With saturated common salt water washing 5-6 times of heat after upper layer is evaporated under reduced pressure, obtain
To desired intermediate C20H33O(C3H6O)5(CH2CH2O)3CH2CH2N(C3H7)(C5H11), yield 83.7%.
By C20H33O(C3H6O)5(CH2CH2O)3CH2CH2N(C3H7)(C5H11) 100 grams be added to reflux condensate device,
Thermometer, blender four-hole boiling flask in, be heated to 60 DEG C, H be slowly added dropwise2O2It 30 grams of solution, reacts 5 hours, uses at 70 DEG C
Petroleum ether extraction, vacuum drying are analyzed through high performance liquid chromatography (HPLC), C in product20H33O(C3H6O)5(CH2CH2O)3CH2CH2N(C3H7)(C5H11) O content be 97.61wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 90 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate of 47.9 Carter Si Bang chemical companies production is added thereto again
Petrostep465 adds enough local tap water to 459 grams, is configured to the solution of 30wt%, 30min is sufficiently stirred extremely
To get foaming agent combination CX-4 until being completely dissolved.
[embodiment 5]
The preparation of composition CX-5, preparation step:
(1) long-chain polyether nitrogenous compound (C12H25O(CHCH3CH2O)20(CH2CH2O)15CH2CH2N(CH3)(C2H5) O)
Synthesis and preparation:
93.0 grams of dodecanols, 5.6 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, are heated to 80
At~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen, by system reaction temperature under a high vacuum
It is adjusted to 150 DEG C and is slowly passed through 600 grams of propylene oxide, control pressure≤0.60MPa, be cooled to 90 DEG C, low-boiling-point substance is removed in vacuum, after
It is continuous system reaction temperature is adjusted to 150 DEG C to be slowly passed through 720 grams of ethylene oxide, control pressure≤0.60MPa.After reaction,
It neutralizes, be dehydrated after cooling, obtain C12H25O(CHCH3CH2O)20(CH2CH2O)16H, yield 98.6wt%.
287 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C12H25O(CHCH3CH2O)20(CH2CH2O)16H and 30 gram of pyridine, is heated to 70 DEG C, is slowly added dropwise with dropping funel under stirring
35 grams of thionyl chlorides react 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, is used
Upper layer is neutralized to neutrality by sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C12H25O(CHCH3CH2O)20(CH2CH2O)15CH2CH2Cl, yield 88%.
By C12H25O(CHCH3CH2O)20(CH2CH2O)15CH2CH2146 grams of Cl are added with reflux condensate device, temperature
It counts, in the four-hole boiling flask of blender, 77 DEG C is heated to, by N (CH3)(C2H5) solution slowly drips in flask with dropping funel, body
System remains alkalescent, stratification after reaction 10 hours.With the saturated common salt water washing 5-6 of heat after upper layer is evaporated under reduced pressure
It is secondary, obtain desired intermediate C12H25O(CHCH3CH2O)20(CH2CH2O)15CH2CH2N(CH3)(C2H5), yield 83.3%.
By C12H25O(CHCH3CH2O)20(CH2CH2O)15CH2CH2N(CH3)(C2H5) 100 grams be added to reflux condensation mode
Device, thermometer, blender four-hole boiling flask in, be heated to 60 DEG C, H be slowly added dropwise2O230 grams of solution, it is small that 5 are reacted at 70 DEG C
When, with petroleum ether extraction, vacuum drying is analyzed through high performance liquid chromatography (HPLC), C in product12H25O(CHCH3CH2O)20
(CH2CH2O)15CH2CH2N(CH3)(C2H5) O content be 96.97wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 90 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate Nartinez- of 10 grams of Shell Co. Ltd production is added thereto again
Reguler adds enough local tap water to 333 grams, is configured to the solution of 30wt%, and 30min is sufficiently stirred to complete
To get foaming agent combination CX-5 until dissolution.
[embodiment 6]
The preparation of composition CX-6, preparation step:
(1) long-chain polyether nitrogenous compound (C12H25O(CHCH3CH2O)15(CH2CH2O)10CH2CH2N(CH3)2O synthesis)
With preparation:
93.0 grams of dodecanols, 5.6 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, are heated to 80
At~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen, by system reaction temperature under a high vacuum
It is adjusted to 150 DEG C and is slowly passed through 450 grams of propylene oxide, control pressure≤0.60MPa, be cooled to 90 DEG C, low-boiling-point substance is removed in vacuum, after
It is continuous system reaction temperature is adjusted to 150 DEG C to be slowly passed through 495 grams of ethylene oxide, control pressure≤0.60MPa.After reaction,
It neutralizes, be dehydrated after cooling, obtain C12H25O(CHCH3CH2O)15(CH2CH2O)11H, yield 98.6wt%.
269 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C12H25O(CHCH3CH2O)15(CH2CH2O)11H and 57 gram of pyridine, is heated to 70 DEG C, is slowly added dropwise with dropping funel under stirring
85 grams of thionyl chlorides react 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, is used
Upper layer is neutralized to neutrality by sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C12H25O(CHCH3CH2O)15(CH2CH2O)10CH2CH2Cl, yield 88.3%.
By C12H25O(CHCH3CH2O)15(CH2CH2O)10CH2CH2115 grams of Cl are added with reflux condensate device, temperature
It counts, in the four-hole boiling flask of blender, 77 DEG C is heated to, by N (CH3)2Solution is slowly dripped in flask with dropping funel, and system begins
Alkalescent, stratification after reaction 10 hours are kept eventually.With saturated common salt water washing 5-6 times of heat after upper layer is evaporated under reduced pressure,
Obtain desired intermediate C12H25O(CHCH3CH2O)15(CH2CH2O)10CH2CH2N(CH3)2, yield 83.8%.
By C12H25O(CHCH3CH2O)15(CH2CH2O)10CH2CH2N(CH3)2100 grams be added to reflux condensate device,
Thermometer, blender four-hole boiling flask in, be heated to 60 DEG C, H be slowly added dropwise2O2It 30 grams of solution, reacts 5 hours, uses at 70 DEG C
Petroleum ether extraction, vacuum drying are analyzed through high performance liquid chromatography (HPLC), C in product12H25O(CHCH3CH2O)15
(CH2CH2O)10CH2CH2N(CH3)2O content is 97.32wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 40 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate of 59.3 grams of Shell Co. Ltd production is added thereto again
Nartinez-Reguler adds enough local tap water to 331 grams, is configured to the solution of 30wt%, is sufficiently stirred
30min is until being completely dissolved to get foaming agent combination CX-6.
[embodiment 7]
The preparation of composition CX-7, preparation step:
(1) long-chain polyether nitrogenous compound (C12H25O(CHCH3CH2O)8CH2CH2OCH2CH2N(CH3)2O synthesis and system)
It is standby:
93.0 grams of dodecanols, 5.6 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, are heated to 80
At~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen, by system reaction temperature under a high vacuum
It is adjusted to 150 DEG C and is slowly passed through 240 grams of propylene oxide, control pressure≤0.60MPa, be cooled to 90 DEG C, low-boiling-point substance is removed in vacuum, after
It is continuous system reaction temperature is adjusted to 150 DEG C to be slowly passed through 90 grams of ethylene oxide, control pressure≤0.60MPa.After reaction, cold
But it neutralizes, be dehydrated afterwards, obtain C12H25O(CHCH3CH2O)8(CH2CH2O)2H, yield 98.6wt%.
269 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C12H25O(CHCH3CH2O)8(CH2CH2O)2H and 57 gram of pyridine, is heated to 70 DEG C under stirring, be slowly added dropwise 85 with dropping funel
Gram thionyl chloride, reacts 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, uses hydrogen
Upper layer is neutralized to neutrality by sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product C after dry12H25O
(CHCH3CH2O)8CH2CH2O CH2CH2Cl, yield 88.3%.
By C12H25O(CHCH3CH2O)8CH2CH2OCH2CH2115 grams of Cl are added with reflux condensate device, thermometer, stir
It mixes in the four-hole boiling flask of device, is heated to 77 DEG C, by N (CH3)2Solution is slowly dripped in flask with dropping funel, and system remains
Alkalescent, stratification after reaction 10 hours.With saturated common salt water washing 5-6 times of heat after upper layer is evaporated under reduced pressure, mesh is obtained
Mark intermediate product C12H25O(CHCH3CH2O)8CH2CH2OCH2CH2N(CH3)2, yield 83.8%.
By C12H25O(CHCH3CH2O)8CH2CH2OCH2CH2N(CH3)2100 grams are added to reflux condensate device, temperature
It counts, in the four-hole boiling flask of blender, is heated to 60 DEG C, H is slowly added dropwise2O2It 30 grams of solution, is reacted 5 hours at 70 DEG C, uses petroleum
Ether extraction, vacuum drying are analyzed through high performance liquid chromatography (HPLC), C in product12H25O(CHCH3CH2O)8CH2CH2OCH2CH2N
(CH3)2O content is 97.32wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 40 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate TRS- of 120.4 grams of Witco companies production is added thereto again
203, enough local tap water are added to 534 grams, are configured to the solution of 30wt%, and 30min is sufficiently stirred to being completely dissolved
Until to get foaming agent combination CX-7.
[embodiment 8]
The preparation of composition CX-8, preparation step:
(1) long-chain polyether nitrogenous compound (C14H21O(CHCH3CH2O)6(CH2CH2O)12CH2CH2N(CH3)2O synthesis)
With preparation:
103.0 grams of octyl phenols, 5.6 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, are heated to
At 80~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen under a high vacuum, system is reacted into temperature
Degree is adjusted to 150 DEG C and is slowly passed through 174 grams of propylene oxide, controls pressure≤0.60MPa, is cooled to 90 DEG C, low-boiling-point substance is removed in vacuum,
Continue for system reaction temperature to be adjusted to 150 DEG C and be slowly passed through 286 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction terminates
Afterwards, it is neutralized after cooling, dehydration, obtains C14H21O(CHCH3CH2O)6(CH2CH2O)13H, yield 98.6wt%.
269 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C14H21O(CHCH3CH2O)6(CH2CH2O)13H and 57 gram of pyridine, is heated to 70 DEG C under stirring, be slowly added dropwise 85 with dropping funel
Gram thionyl chloride, reacts 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, uses hydrogen
Upper layer is neutralized to neutrality by sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product C after dry14H21O
(CHCH3CH2O)6(CH2CH2O)12CH2CH2Cl, yield 88.3%.
By C14H21O(CHCH3CH2O)6(CH2CH2O)12CH2CH2115 grams of Cl are added with reflux condensate device, temperature
It counts, in the four-hole boiling flask of blender, 77 DEG C is heated to, by N (CH3)2Solution is slowly dripped in flask with dropping funel, and system begins
Alkalescent, stratification after reaction 10 hours are kept eventually.With saturated common salt water washing 5-6 times of heat after upper layer is evaporated under reduced pressure,
Obtain desired intermediate C14H21O(CHCH3CH2O)6(CH2CH2O)12CH2CH2N(CH3)2, yield 83.8%.
By C14H21O(CHCH3CH2O)6(CH2CH2O)12CH2CH2N(CH3)2100 grams be added to reflux condensate device,
Thermometer, blender four-hole boiling flask in, be heated to 60 DEG C, H be slowly added dropwise2O2It 30 grams of solution, reacts 5 hours, uses at 70 DEG C
Petroleum ether extraction, vacuum drying are analyzed through high performance liquid chromatography (HPLC), C in product14H21O(CHCH3CH2O)6(CH2CH2O)12CH2CH2N(CH3)2O content is 97.32wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 40 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate TRS- of 128.6 grams of Witco companies production is added thereto again
203, enough local tap water are added to 562 grams, are configured to the solution of 30wt%, and 30min is sufficiently stirred to being completely dissolved
Until to get foaming agent combination CX-8.
[embodiment 9]
The preparation of composition CX-9, preparation step:
(1) long-chain polyether nitrogenous compound (C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2O synthesis) with
Preparation:
172.0 grams of decane alcohol, 5.6 grams of potassium hydroxide are added into the pressure reactor equipped with agitating device, are heated to 80
At~90 DEG C, vacuum system is opened, is dehydrated 1 hour, is then replaced 3~4 times with nitrogen, by system reaction temperature under a high vacuum
It is adjusted to 150 DEG C and is slowly passed through 179.9 grams of propylene oxide, control pressure≤0.60MPa, be cooled to 90 DEG C, low-boiling-point substance is removed in vacuum,
Continue for system reaction temperature to be adjusted to 150 DEG C and be slowly passed through 360.0 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction terminates
Afterwards, it is neutralized after cooling, dehydration, obtains C10H21O(CHCH3CH2O)3(CH2CH2O)8H, yield 98.7wt%.
325 are added in the four round flask equipped with reflux condensate device, thermometer, blender and gas absorbing device
Gram C10H21O(CHCH3CH2O)3(CH2CH2O)8H and 57 gram of pyridine, is heated to 70 DEG C under stirring, be slowly added dropwise 85 with dropping funel
Gram thionyl chloride, reacts 10 hours at 90 DEG C after being added dropwise.After reaction, reactant is stood, cooling layering, uses hydrogen
Upper layer is neutralized to neutrality by sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product C after dry10H21O
(CHCH3CH2O)3(CH2CH2O)7CH2CH2Cl, yield 88.1%.
By C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2137 grams of Cl be added with reflux condensate device, thermometer,
In the four-hole boiling flask of blender, 77 DEG C are heated to, by N (CH3)2Solution is slowly dripped in flask with dropping funel, and system is protected always
Hold alkalescent, stratification after reaction 10 hours.With saturated common salt water washing 5-6 times of heat after upper layer is evaporated under reduced pressure, obtain
Desired intermediate C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2, yield 83.7%.
By C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2100 grams are added to reflux condensate device, temperature
Degree is counted, in the four-hole boiling flask of blender, is heated to 60 DEG C, H is slowly added dropwise2O2It 30 grams of solution, is reacted 5 hours at 70 DEG C, uses stone
Oily ether extraction, vacuum drying are analyzed through high performance liquid chromatography (HPLC), C in product10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2O content is 97.33wt%.
(2) preparation of foaming agent combination:
At normal temperatures and pressures, it weighs in previous step and synthesizes 40 grams of resulting long-chain polyether nitrogenous compound to reaction kettle
In, suitable local tap water dissolution is added；The petroleum sulfonate TRS- of 51.7 grams of Witco companies production is added thereto again
203, enough local tap water are added to 305 grams, are configured to the solution of 30wt%, and 30min is sufficiently stirred to being completely dissolved
Until to get foaming agent combination CX-9.
1 foam discharging agent component structure of table
| Foaming agent | R1 | y | z | R2 | R3 | R4 | Petroleum sulfonate | I and II molar ratio |
| CX-1 | C12H25 | 3 | 7 | C2H4 | CH3 | CH3 | Nartinez-Reguler | 1:2 |
| CX-2 | C16H33 | 10 | 20 | C2H4 | C2H5 | C3H7O | TRS-203 | 1:10 |
| CX-3 | C14H29 | 1 | 8 | C2H4 | C3H7O | C3H7O | TRS-203 | 1:0.2 |
| CX-4 | C20H33 | 5 | 3 | C2H4 | C3H7 | C5H11 | Petrostep465 | 1:1 |
| CX-5 | C12H25 | 20 | 15 | C2H4 | C2H5 | CH3 | Nartinez-Reguler | 1:0.5 |
| CX-6 | C12H25 | 15 | 10 | C2H4 | CH3 | CH3 | Nartinez-Reguler | 1:5 |
| CX-7 | C12H25 | 8 | 1 | C2H4 | CH3 | CH3 | TRS-203 | 1:5 |
| CX-8 | C14H21 | 6 | 12 | C2H4 | CH3 | CH3 | TRS-203 | 1:8 |
| CX-9 | C10H21 | 3 | 7 | C2H4 | CH3 | CH3 | TRS-203 | 1:2 |
[embodiment 10]
Preparing salinity is respectively 80000mg/L, the simulation water of 150000mg/L, 200000mg/L, referring to SY/T6450-
2000 " foam drainage gas recovery foaming agent evaluation method " standards, measure foaming power, foam stability, the fluid-carrying capability of foam discharging agent
Etc. performances.It the results are shown in Table shown in 2.
The foaming properties of foam discharging agent composition in 2 embodiment of table
[comparative example 1]
Use the C synthesized in [embodiment 1]12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2O, [embodiment 2]
The C of middle synthesis16H33O(CHCH3CH2O)10(CH2CH2O)20CH2CH2N(C2H5)(C3H7O) O is synthesized in [embodiment 3]
C14H29OC3H6O(CH2CH2O)8CH2CH2N(C3H7O)2O, the C synthesized in [embodiment 4]20H33O(C3H6O)5(CH2CH2O)3CH2CH2N(C3H7)(C5H11) O single dose, be added without subsequent component and be prepared into foaming agent combination, steeped with [embodiment 10]
Foam performance test, the results are shown in Table shown in 3.
[comparative example 2]
The petroleum of petroleum sulfonate Nartinez-Reguler, the Witco company production produced respectively using Shell Co. Ltd
Sulfonate TRS-203 single dose carries out foaming properties test with [embodiment 10], the results are shown in Table shown in 3.
[comparative example 3]
At normal temperatures and pressures, 70 grams of dodecyldimethylamine oxide are weighed into reaction kettle, suitable local is added certainly
Water dissolution；The petroleum sulfonate TRS-203 of 71.8 grams of Witco companies production is added thereto again, adds enough locals
Tap water is configured to the solution of 30wt% to 472 grams, and 30min is sufficiently stirred until being completely dissolved to get foaming agent combination
CX-10 carries out foaming properties test with [embodiment 10], and result is to be shown in Table 3.
The foaming properties of foam discharging agent single dose in 3 comparative example of table
Claims (8)
1. a kind of salt resistance water pumping gas production foam discharging agent composition, in terms of molfraction, including following components:
(1) 1 part of long-chain polyether nitrogenous compound；
(2) 0.5~20 parts of petroleum sulfonate；
The long-chain polyether nitrogenous compound has following general molecular formula:
Wherein, R1For C8~C30Fat-based；Y is that PO segment sums it up number, y=0~20；Z is that EO segment sums it up number, z=0~60；
Wherein, y and z is not 0 simultaneously；R2For C1~C4Alkylidene；R3、R4For C1~C5Alkyl, replace alkyl in any one.
2. salt resistance water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that the R1For C10~C20
Alkyl, at least one of alkylbenzene.
3. salt resistance water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that the R2For C2H4Or
C3H6。
4. salt resistance water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that y=1~20；z
=1~30.
5. salt resistance water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that the long-chain polyether contains
The molar ratio of nitrogen compound and petroleum sulfonate is 1:(0.2~10).
6. the preparation method of any salt resistance water pumping gas production foam discharging agent composition of Claims 1 to 5, including following step
It is rapid:
(1) synthesis of long-chain polyether nitrogenous compound
A, in the presence of basic catalyst, R1OH reacts to obtain R with aequum propylene oxide1O(CHCH3CH2O)yH；
B, in the presence of basic catalyst, R1O(CHCH3CH2O)yH and aequum reacting ethylene oxide obtain R1O(CHCH3CH2O)y
(CH2CH2O)z+1H；
C, by R1O(CHCH3CH2O)y(CH2CH2O)z+1H is reacted with thionyl chloride obtains R after processing1O(CHCH3CH2O)y
(CH2CH2O)zR2Cl；
D, by R1O(CHCH3CH2O)y(CH2CH2O)z R2Cl and NR3R4In a solvent, in 70~90 DEG C of reaction temperature reactions through locating
R is obtained after reason1O(CHCH3CH2O)y(CH2CH2O)z R2NR3R4；
E, by R1O(CHCH3CH2O)y(CH2CH2O)z R2NR3R4It is reacted with hydrogen peroxide at 60~70 DEG C, obtains long-chain after processing
Polyethers nitrogenous compound；
(2) preparation of foam discharging agent composition
The desired amount of long-chain polyether nitrogenous compound, petroleum sulfonate is uniformly mixed that salt resistance water pumping gas production is combined with foam discharging agent
Object.
7. the application of any salt resistance water pumping gas production foam discharging agent composition of Claims 1 to 5.
8. the application of salt resistance water pumping gas production foam discharging agent composition according to claim 7, it is characterised in that be applicable in gas well
Formation water salinity be 0~250000mg/L.
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| CN109679605B (en) * | 2017-10-18 | 2021-07-30 | 中国石油化工股份有限公司 | Solid foam drainage agent composition, preparation method and application |
| CN109679619B (en) * | 2017-10-18 | 2021-05-28 | 中国石油化工股份有限公司 | Solid oil-resistant foam drainage agent composition and preparation method and application thereof |
| CN109679638B (en) * | 2017-10-18 | 2021-05-28 | 中国石油化工股份有限公司 | Foam drainage agent composition, preparation method and application |
| CN112694881B (en) * | 2019-10-23 | 2022-08-12 | 中国石油化工股份有限公司 | Foam composition for enhanced oil recovery of fractured oil reservoir and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102031098A (en) * | 2010-11-09 | 2011-04-27 | 中国海洋石油总公司 | Recyclable foam base fluid for sand-washing well |
| CN102212348A (en) * | 2010-04-07 | 2011-10-12 | 中国石油天然气股份有限公司 | Salt-tolerant methanol-resistant foam scrubbing agent |
| CN104399406A (en) * | 2014-12-05 | 2015-03-11 | 中国石油天然气股份有限公司 | Aryl alkyl polyoxyethylene ether amine oxide surfactant, preparation method and application thereof |
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| CN102212348A (en) * | 2010-04-07 | 2011-10-12 | 中国石油天然气股份有限公司 | Salt-tolerant methanol-resistant foam scrubbing agent |
| CN102031098A (en) * | 2010-11-09 | 2011-04-27 | 中国海洋石油总公司 | Recyclable foam base fluid for sand-washing well |
| CN104399406A (en) * | 2014-12-05 | 2015-03-11 | 中国石油天然气股份有限公司 | Aryl alkyl polyoxyethylene ether amine oxide surfactant, preparation method and application thereof |
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