CN106590580B - Anti- salinity water pumping gas production foam discharging agent composition and the preparation method and application thereof - Google Patents
Anti- salinity 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 anti-salinity 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 fatty acid sulfoalkyl amide；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.Anti- salinity 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 anti-salinity 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 row
The effect of hydromining gas.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 are usually additionally added in formula
The auxiliary agents such as amide form strengthening foam.Patent CN102212344A discloses a kind of high-temperature foam scrubbing agent for drainage gas recovery, component
By mass fraction are as follows: 10~15 parts of lauryl sodium sulfate, 2~5 parts of alkyl glycosides, AES15~18 part, dodecyl sodium sulfonate
20~25 parts of sodium, 5~10 parts of biosurfactant, 27~48 parts of water, salt resistant character is poor.Patent CN102212348A
Disclose a kind of salt tolerant, methanol tolerance foam discharging agent, a component content by weight percentage are as follows: Cocoamidopropyl betaine 20~
40%, amine oxide 45~65%, alpha-alkene sulfonate 5~20%, triethanolamine 5~15%, fluorocarbon surfactant 0.2~
2%, methanol 0~5% can be resistant to salinity up to 180,000, but the agent contains fluorocarbon surfactant, and not only cost mentions significantly
It is high and have greater environmental impacts.
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, rises
Steep performance and fluid-carrying capability.
The anti-salinity water pumping gas production of the second technical problem to be solved by the present invention one of to solve above-mentioned technical problem
With the preparation method of foam discharging agent composition.
The third technical problem to be solved by the present invention is to provide a kind of anti-salinity for solving one of above-mentioned technical problem
The application method of water pumping 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 anti-salinity water pumping gas production
With molar fraction include following components with foam discharging agent composition:
(1) 1 part of long-chain polyether nitrogenous compound；
(2) 0.5~20 parts of fatty acid sulfoalkyl amide；
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；R2For C1~C4Alkylidene；R3、R4For C1~C5Alkyl, replace alkyl in any one.
In above-mentioned technical proposal, the R1For C8~C30Fat-based, can be containing acyl group, carbonyl, ether, hydroxyl etc.
Group can be saturated carbon chains, can also contain unsaturated carbon chains, as preferred R1Preferred embodiment be C10~C20Alkyl,
Alkylbenzene.
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
The substituent group in alkyl is replaced to 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
For 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 fatty acid sulfoalkyl amide preferably has general molecular formula shown in formula (II):
R in formula (II)5For C5~C30Fat-based, R6For C1~C4Alkylidene or substituted alkylene；M is to make formula (II)
Shown molecule is in the cation of electroneutral, and j is the number of M, and the value of j is the inverse of M valence state value.
In above-mentioned technical proposal, when M is preferably+1 valence, the fatty acid sulfoalkyl amide has to be divided shown in formula (III)
Sub- general formula:
M preferably is selected from any one metal ion or ammonium ion in alkali metal；Further preferred: M preferred embodiment is alkali
Any one metal ion in metal, further preferably sodium or potassium ion, more preferable scheme are selected from sodium ion； R5
Preferred embodiment is selected from C8~C22Alkyl, more preferable scheme be selected from C10~C16Alkyl；R6Preferred embodiment is selected from C1~
C2Alkylidene.
In above-mentioned technical proposal, the molar ratio of long-chain polyether nitrogenous compound and fatty acid sulfoalkyl amide 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: anti-salinity water pumping gas production is steeped
Arrange the preparation method of agent 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, anti-at 70~90 DEG C of reaction temperature
R should be obtained after processing1O(CHCH3CH2O)y(CH2CH2O)z R2NR3R4；
E, by R1O(CHCH3CH2O)y(CH2CH2O)z R2NR3R4It is reacted with hydrogen peroxide at 60~70 DEG C, after processing
To long-chain polyether nitrogenous compound；
(2) preparation of foam discharging agent composition
The desired amount of long-chain polyether nitrogenous compound, fatty acid sulfoalkyl amide is uniformly mixed that anti-salinity draining is adopted
Gas foam discharging agent composition.
The key active ingredient of foam discharging agent of the present invention is fatty acid sulfoalkyl amide and long-chain polyether nitrogenous compound, ability
Field technique personnel know, for the ease of transporting and storing or scene uses etc. considers, can use various supply forms,
Such as water-free solid-state form perhaps aqueous solid-state form perhaps aqueous cream form or aqueous solution form；Water
Solution form includes that the form of concentrate is made into water, is directly made into the foam discharging agent form of concentration needed for scene；Wherein, to water
There is no particular/special requirement, can be deionized water, can also be the water containing inorganic mineral, and the water containing inorganic mineral can be with
It is tap water, gas well water flooding or gas well injection 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 stratum of gas well is preferably applicable in
Water salinity is 0~250000mg/L.
In the long-chain polyether nitrogenous compound of anti-salinity water pumping gas production foam discharging agent of the invention comprising EO, PO etc. it is non-from
Sub-piece 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, in
Property or alkalinity under cationic is shown at nonionic surfactant, under acid condition, be a kind of polyfunctional surfactant, tool
There is stronger foam enhancing foam stability energy, has good synergistic effect with anion surfactant；Fatty acid sulfoalkyl amide has good
Foaming and foam stabilizing ability, and have preferable salt-resistance, form compounding synergistic effect after the two mixing, enhance foam takes liquid
Ability and foam stability energy.
Foam discharging agent composition of the invention is applicable to the gas well that salinity is lower than 250000mg/L.According to SY/T 6465-
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 under a high vacuum 1 hour, is then replaced 3~4 times with nitrogen, system is reacted
Temperature 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, is removed in vacuum low
Object is boiled, continues for system reaction temperature to be adjusted to 150 DEG C and is slowly passed through 360.0 grams of ethylene oxide, control pressure≤0.60MPa.Instead
After answering, is neutralized after cooling, dehydration, obtain 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, 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,
Upper layer is neutralized to neutrality with sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2Cl, yield 88%.
By C12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2143 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 HN (CH3)2Solution is slowly dripped in flask with dropping funel, system
Remain 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)3(CH2CH2O)7 CH2CH2N(CH3)2, yield 83%.
By C12H25O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(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, is reacted 5 hours at 70 DEG C,
With petroleum ether extraction, vacuum drying is 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；63.6 grams of fatty acid sulfoalkyl amides are added thereto again, add enough
Local tap water is configured to the solution of 30wt% to 445 grams, and 30min is sufficiently stirred until being completely dissolved to get foaming agent
Composition CX-1.
[embodiment 2]
The preparation of composition CX-2, preparation step:
(1) long-chain polyether nitrogenous compound (C16H33O(CHCH3CH2O)10(CH2CH2O)20CH2CH2 N(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 under a high vacuum
It is 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, 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 500.0 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction knot
Shu Hou neutralizes, dehydration after cooling, obtains 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,
Upper layer is neutralized to neutrality with 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 HN (C2H5)(C3H6OH) solution slowly drips to flask with dropping funel
In, system remains alkalescent, stratification after reaction 10 hours.With the saturated salt solution of heat after upper layer is evaporated under reduced pressure
Washing 5-6 times, obtains desired intermediate C16H33O(CHCH3CH2O)10(CH2CH2O)20 CH2CH2N(C2H5)(C3H7O), yield
It 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 dropwise2O2It 30 grams of solution, is reacted at 70 DEG C
5 hours, with petroleum ether extraction, vacuum drying was analyzed through high performance liquid chromatography (HPLC), C in product16H33O(CHCH3CH2O)10
(CH2CH2O)20CH2CH2N(C2H5)(C3H7O) O content is 96.32 wt%.
(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；81.5 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water to 438 grams, be configured to the solution of 30wt%, 30min be sufficiently stirred until being completely dissolved to get foam
Agent composition 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 system)
It is standby:
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 under a high vacuum 1 hour, is then replaced 3~4 times with nitrogen, system is reacted
Temperature 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 is removed in vacuum
Object continues for system reaction temperature to be adjusted to 150 DEG C and is slowly passed through 203.0 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction
After, 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
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
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 HN (C3H6OH)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 C14H29OCHCH3CH2O(CH2CH2O)8CH2CH2N(C3H7 O)2, yield 83.3%.
By C14H29OCHCH3CH2O(CH2CH2O)8CH2CH2N(C3H7O)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, is reacted 5 hours at 70 DEG C,
With petroleum ether extraction, vacuum drying is 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；7.7 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water is configured to the solution of 30wt% to 327 grams, and 30min is sufficiently stirred until being completely dissolved to get foaming agent
Composition 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 conjunction
At 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, by system under a high vacuum
Reaction temperature is adjusted to 150 DEG C and is slowly passed through 300 grams of propylene oxide, controls pressure≤0.60MPa, is cooled to 90 DEG C, is removed in vacuum
Low-boiling-point substance continues for system reaction temperature to be adjusted to 150 DEG C and is slowly passed through 180.0 grams of ethylene oxide, controls pressure≤0.60MPa.
After reaction, it is neutralized after cooling, dehydration, obtains 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, 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
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
C20H33O(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 HN (C3H7)(C5H11) solution slowly drips in flask with dropping funel, 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 C20H33O(C3H6O)5(CH2CH2O)3CH2CH2N(C3H7)(C5 H11), yield 83.7%.
By C20H33O(C3H6O)5(CH2CH2O)3CH2CH2N(C3H7)(C5H11) 100 grams be added to and filled with reflux condensation mode
It sets, in the four-hole boiling flask of thermometer, blender, is heated to 60 DEG C, H is 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 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；32.1 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water to 407 grams, be configured to the solution of 30wt%, 30min be sufficiently stirred until being completely dissolved to get foam
Agent composition CX-4.
[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 under a high vacuum, system is reacted into temperature
Degree is adjusted to 150 DEG C and is slowly passed through 600 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 720 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction knot
Shu Hou neutralizes, dehydration after cooling, obtains 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,
Upper layer is neutralized to neutrality with 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 HN (CH3)(C2H5) solution slowly drips in flask with dropping funel,
System remains alkalescent, stratification after reaction 10 hours.With the saturated common salt water washing of heat after upper layer is evaporated under reduced pressure
5-6 times, obtain desired intermediate C12H25O(CHCH3CH2O)20(CH2CH2O)15CH2CH2 N(CH3)(C2H5), yield is
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, 5 are reacted at 70 DEG C
Hour, 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；8.5 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water is configured to the solution of 30wt% to 328 grams, and 30min is sufficiently stirred until being completely dissolved to get foaming agent
Composition CX-5.
[embodiment 6]
The preparation of composition CX-6, preparation step:
(1) long-chain polyether nitrogenous compound (C12H25O(CHCH3CH2O)15(CH2CH2O)10CH2CH2N(CH3)2O conjunction)
At 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 under a high vacuum, system is reacted into temperature
Degree is adjusted to 150 DEG C and is slowly passed through 450 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 495 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction knot
Shu Hou neutralizes, dehydration after cooling, obtains 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,
Upper layer is neutralized to neutrality with 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 HN (CH3)2Solution is slowly dripped in flask with dropping funel, system
Remain 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)15(CH2CH2O)10CH2CH2N(C H3)2, yield 83.8%.
By C12H25O(CHCH3CH2O)15(CH2CH2O)10CH2CH2N(CH3)2100 grams are added to reflux condensation mode dress
It sets, in the four-hole boiling flask of thermometer, blender, is heated to 60 DEG C, H is 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)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；53.9 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water to 312 grams, be configured to the solution of 30wt%, 30min be sufficiently stirred until being completely dissolved to get foam
Agent composition CX-6.
[embodiment 7]
The preparation of composition CX-7, preparation step:
(1) long-chain polyether nitrogenous compound (C12H25O(CHCH3CH2O)8CH2CH2OCH2CH2N(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 under a high vacuum, system is reacted into temperature
Degree is adjusted to 150 DEG C and is slowly passed through 240 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 90 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction knot
Shu Hou neutralizes, dehydration after cooling, obtains 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, 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,
Upper layer is neutralized to neutrality with sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C12H25O(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 HN (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)8CH2CH2OCH2CH2N(CH3)2, yield 83.8%.
By C12H25O(CHCH3CH2O)8CH2CH2OCH2CH2N(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, 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)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；84.3 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water to 414 grams, be configured to the solution of 30wt%, 30min be sufficiently stirred until being completely dissolved to get foam
Agent composition 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 under a high vacuum 1 hour, is then replaced 3~4 times with nitrogen, system is reacted
Temperature 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 is removed in vacuum
Object continues for system reaction temperature to be adjusted to 150 DEG C and is slowly passed through 286 grams of ethylene oxide, controls pressure≤0.60MPa.Reaction knot
Shu Hou neutralizes, dehydration after cooling, 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, 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,
Upper layer is neutralized to neutrality with sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C14H21O(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 HN (CH3)2Solution is slowly dripped in flask with dropping funel, system
Remain 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 C14H21O(CHCH3CH2O)6(CH2CH2O)12CH2CH2N(C H3)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, is reacted 5 hours at 70 DEG C,
With petroleum ether extraction, vacuum drying is 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；97.7 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water to 459 grams, be configured to the solution of 30wt%, 30min be sufficiently stirred until being completely dissolved to get foam
Agent composition 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 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 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, 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,
Upper layer is neutralized to neutrality with sodium hydroxide solution, with saturated common salt water washing 5-6 times of heat, obtains intermediate product after dry
C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2Cl, yield 88.1%.
By C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2137 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 HN (CH3)2Solution is slowly dripped in flask with dropping funel, system
Remain 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 C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(CH3)2, yield 83.7%.
By C10H21O(CHCH3CH2O)3(CH2CH2O)7CH2CH2N(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, is reacted 5 hours at 70 DEG C,
With petroleum ether extraction, vacuum drying is 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；40.8 grams of fatty acid sulfoalkyl amide is added thereto again, adds enough
Local tap water to 269 grams, be configured to the solution of 30wt%, 30min be sufficiently stirred until being completely dissolved to get foam
Agent composition CX-9.
[embodiment 10]
Preparing salinity is respectively 80000mg/L, the simulation water of 150000mg/L, 200000mg/L, referring to SY/T
6450-2000 " foam drainage gas recovery foaming agent evaluation method " standard, measures the foaming power of foam discharging agent, foam stability, takes
The performances such as liquid ability.It the results are shown in Table shown in 2.
1 foam discharging agent component structure of table
| Foaming agent | R1 | y | z | R2 | R3 | R4 | R5 | R6 | I and II molar ratio |
| CX-1 | C12H25 | 3 | 7 | C2H4 | CH3 | CH3 | C12H25 | C2H4 | 1:2 |
| CX-2 | C16H33 | 10 | 20 | C2H4 | C2H5 | C3H7O | C10H21 | CH2 | 1:10 |
| CX-3 | C14H29 | 1 | 8 | C2H4 | C3H7O | C3H7O | C12H25 | C2H4 | 1:0.2 |
| CX-4 | C20H33 | 5 | 3 | C2H4 | C3H7 | C5H11 | C10H21 | C2H4 | 1:1 |
| CX-5 | C12H25 | 20 | 15 | C2H4 | C2H5 | CH3 | C16H33 | C2H4 | 1:0.5 |
| CX-6 | C12H25 | 15 | 10 | C2H4 | CH3 | CH3 | C18H37 | C2H4 | 1:5 |
| CX-7 | C12H25 | 8 | 1 | C2H4 | CH3 | CH3 | C12H25 | CH2 | 1:5 |
| CX-8 | C14H21 | 6 | 12 | C2H4 | CH3 | CH3 | C14H29 | CH2 | 1:8 |
| CX-9 | C10H21 | 3 | 7 | C2H4 | CH3 | CH3 | C14H29 | C2H4 | 1:2 |
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] C synthesized in16H33O(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, with [embodiment 10] carry out
Foaming properties test, the results are shown in Table shown in 3.
[comparative example 2]
C is used respectively12H25CONHCH2SO3Na, C14H29CONHCH2SO3Na, C18H37CONHC2H4SO3Na single dose, together
[embodiment 10] carries out foaming properties test, 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；69 grams of C are added thereto again12H25CONHC2H4SO3Na adds enough local tap water to 463 grams, matches
The solution of 30wt% is made, 30min is sufficiently stirred to get foaming agent combination CX-10 until being completely dissolved, with [embodiment
10] foaming properties test is carried out, 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 anti-salinity 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 fatty acid sulfoalkyl amide；
The long-chain polyether nitrogenous compound has general molecular formula shown in formula (I):
In formula (I), R1For C8~C30Fat-based；Y is that PO segment sums it up number, y=0~20；Z be EO segment sum it up number, z=0~
60；R2For C1~C4Alkylidene；R3、R4For C1~C5Alkyl, replace alkyl in any one；
The fatty acid sulfoalkyl amide has general molecular formula shown in formula (II):
R in formula (II)5For C5~C30Fat-based, R6For C1~C4Alkylidene or substituted alkylene；M is to make to divide shown in formula (II)
Son is in the cation of electroneutral, and j is the number of M, and the value of j is the inverse of M valence state value.
2. anti-salinity water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that the R1For C10
~C20Alkyl, at least one of alkylbenzene.
3. anti-salinity water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that the R2For C2H4
Or C3H6。
4. anti-salinity water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that the y=1~
20；Z=1~30.
5. anti-salinity water pumping gas production foam discharging agent composition according to claim 1, it is characterised in that the long-chain is poly-
The molar ratio of ether nitrogenous compound and fatty acid sulfoalkyl amide is 1:(0.2~10).
6. the preparation method of any anti-salinity water pumping gas production foam discharging agent composition of Claims 1 to 5, including it is following
Step:
(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, fatty acid sulfoalkyl amide are uniformly mixed to obtain anti-salinity water pumping gas production use
Foam discharging agent composition.
7. the application of any anti-salinity water pumping gas production foam discharging agent composition of Claims 1 to 5.
8. the application of anti-salinity water pumping gas production foam discharging agent composition according to claim 7, it is characterised in that be applicable in
The formation water salinity of gas well is 0~250000mg/L.
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| CN109681166B (en) * | 2017-10-18 | 2021-03-30 | 中国石油化工股份有限公司 | Method for water drainage and gas recovery by adopting high-temperature-resistant acid-resistant foam drainage agent |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6200351B1 (en) * | 1996-11-13 | 2001-03-13 | Henkel-Ecolab Gmbh & Co. Ohg | Institutional washing process using soil-release polymer |
| CN1314937A (en) * | 1998-07-31 | 2001-09-26 | 宝洁公司 | Fabric care compositions |
| CN102994063A (en) * | 2004-11-15 | 2013-03-27 | 罗迪亚公司 | Viscoelastic surfactant fluids having enhanced shear recovery, rheology and stability performance |
| CN102504788B (en) * | 2011-10-25 | 2013-10-30 | 中国石油天然气股份有限公司 | Foaming agent suitable for oil-field development |
| CN103409123A (en) * | 2013-09-04 | 2013-11-27 | 上海海瑰化工科技有限公司 | Application of glycine betaine surface active agent system in chemical oil displacement |
| WO2013186110A1 (en) * | 2012-06-11 | 2013-12-19 | Basf Se | Method of recovering oil from a subterranean formation |
| CN107075355A (en) * | 2014-04-23 | 2017-08-18 | 江南大学 | Compound, its composition and the method for extracting oil gas using the compound |
-
2015
- 2015-10-20 CN CN201510683653.9A patent/CN106590580B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6200351B1 (en) * | 1996-11-13 | 2001-03-13 | Henkel-Ecolab Gmbh & Co. Ohg | Institutional washing process using soil-release polymer |
| CN1314937A (en) * | 1998-07-31 | 2001-09-26 | 宝洁公司 | Fabric care compositions |
| CN102994063A (en) * | 2004-11-15 | 2013-03-27 | 罗迪亚公司 | Viscoelastic surfactant fluids having enhanced shear recovery, rheology and stability performance |
| CN102504788B (en) * | 2011-10-25 | 2013-10-30 | 中国石油天然气股份有限公司 | Foaming agent suitable for oil-field development |
| WO2013186110A1 (en) * | 2012-06-11 | 2013-12-19 | Basf Se | Method of recovering oil from a subterranean formation |
| CN103409123A (en) * | 2013-09-04 | 2013-11-27 | 上海海瑰化工科技有限公司 | Application of glycine betaine surface active agent system in chemical oil displacement |
| CN107075355A (en) * | 2014-04-23 | 2017-08-18 | 江南大学 | Compound, its composition and the method for extracting oil gas using the compound |
Non-Patent Citations (1)
| Title |
|---|
| 非离子表面活性剂的性质及应用;严群芳;《贵州化工》;20051031;4-7 |
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