CN1425737A - Use of polystyrene sulfonate in enhanced oil recovery - Google Patents
Use of polystyrene sulfonate in enhanced oil recovery Download PDFInfo
- Publication number
- CN1425737A CN1425737A CN01144176A CN01144176A CN1425737A CN 1425737 A CN1425737 A CN 1425737A CN 01144176 A CN01144176 A CN 01144176A CN 01144176 A CN01144176 A CN 01144176A CN 1425737 A CN1425737 A CN 1425737A
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- CN
- China
- Prior art keywords
- sulfonate
- poly styrene
- styrene sulfonate
- oil recovery
- polystyrene
- Prior art date
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Links
- 239000011970 polystyrene sulfonate Substances 0.000 title claims abstract description 38
- 229920001467 poly(styrenesulfonates) Polymers 0.000 title claims abstract description 33
- 229960002796 polystyrene sulfonate Drugs 0.000 title claims abstract description 33
- 238000011084 recovery Methods 0.000 title claims abstract description 11
- -1 alkylbenzene sulfonate Chemical class 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- 239000003208 petroleum Substances 0.000 claims abstract description 13
- 239000004793 Polystyrene Substances 0.000 claims abstract description 5
- 229920002223 polystyrene Polymers 0.000 claims abstract description 5
- 239000007864 aqueous solution Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 238000001179 sorption measurement Methods 0.000 abstract description 7
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 5
- 239000000654 additive Substances 0.000 abstract description 4
- 230000000996 additive effect Effects 0.000 abstract description 4
- 239000004094 surface-active agent Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000006277 sulfonation reaction Methods 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 16
- 239000012153 distilled water Substances 0.000 description 9
- 239000002594 sorbent Substances 0.000 description 8
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 7
- 239000005995 Aluminium silicate Substances 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 239000013543 active substance Substances 0.000 description 6
- 235000012211 aluminium silicate Nutrition 0.000 description 6
- 239000003945 anionic surfactant Substances 0.000 description 6
- 239000000741 silica gel Substances 0.000 description 6
- 229910002027 silica gel Inorganic materials 0.000 description 6
- 230000000274 adsorptive effect Effects 0.000 description 5
- 239000013043 chemical agent Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000003643 water by type Substances 0.000 description 5
- 238000005303 weighing Methods 0.000 description 5
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 3
- 239000003027 oil sand Substances 0.000 description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 150000004996 alkyl benzenes Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 description 2
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical group OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 241000158728 Meliaceae Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 241000450431 Trogus Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052622 kaolinite Inorganic materials 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 235000019357 lignosulphonate Nutrition 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention belongs to the field of petrochemical industry, and particularly relates to an application of polystyrene sulfonate used as a sacrificial agent in enhanced oil recovery. The water solution composed of polystyrene sulfonate and alkylbenzene sulfonate or petroleum sulfonate is applied to tertiary oil recovery, wherein the concentration of the polystyrene sulfonate used as a sacrificial agent in the water solution is 0.01-5 wt%, and the concentration of the alkylbenzene sulfonate or petroleum sulfonate is 0.02-6 wt%. The polystyrene sulfonate prepared by using waste polystyrene as a raw material can be used as a chemical additive for tertiary oil recovery, and the polystyrene sulfonate subjected to sulfonation treatment can be used as a sacrificial agent, so that the electrical property of the solid surface can be changed, and the adsorption of the surfactant alkylbenzene sulfonate is inhibited to reduce the adsorption quantity of the surfactant alkylbenzene sulfonate.
Description
Technical field
The invention belongs to petrochemical industry, particularly be used for the tertiary oil recovery chemical additive, as the purposes of poly styrene sulfonate in intensified oil reduction of sacrifice agent use.
Background technology
Polystyrene is to be formed by ethene and benzene synthesizing styrene repolymerization that the petrochemical complex industry is produced, be applied to the every field of national economy, owing to the aging or disposable porous plastics of material becomes waste, caused environmental pollution thus, in petroleum resources day by day depleted today, generally adopt tertiary oil recovery technology to improve the recovery ratio of oil, utilize the preparation of depleted petroleum products to recover the oil and recover the oil with the chemical agent re-injection, the reusable edible petroleum resources, and can reduce environmental pollution.
Poly styrene sulfonate is used for the stablizer of drilling mud and is widely adopted, and yet there are no in intensified oil reduction and uses as sacrifice agent (sacrificial agent).The sacrifice agent that adopts for the absorption that suppresses tensio-active agent has sulfonated lignin, modified lignin mahogany sulfonate, organophosphate, lime soap dispersing agent, polyoxyethylene glycol etc., they all can adsorb at solid surface, and (self at first is adsorbed becomes the victim, and reduce the absorption of tensio-active agent) increase the repulsion of surface negative charge to anion surfactant, also can compete the solid surface adsorption potential, adsorption potential to tensio-active agent is reduced, thereby reduce the adsorption losses amount of anion surfactant, as SONGF Y; Multi-component absorption (CONF-9502114 (DE95000188) 1995 in intensified oil reduction is used; TROGUS F J; At SPE 6845, the absorption of mixed surfactant system is described.Polyoxyethylene glycol is as the influence of sacrifice agent to oxyethyl group sulfonate chemical flooding, as AUSTAD T; The nonequilibrium state competitive adsorption of polydispersion oxyethyl group sulfonate on argillaceous rock core and kaolinite, J PETROL SCI ENG V 6, NO 4,1992, AUSTAD T; Polyoxyethylene glycol is adsorbed evaluation to oxyethyl group sulfonate as sacrifice agent in chemical flooding, J PETROL SCI ENG V 6, and NO 4,1992 described sacrifice agents influence the absorption of tensio-active agent.The above various chemical agents that use as sacrifice agent all have the high problem of handling trouble of cost.
Summary of the invention
The purpose of this invention is to provide the purposes of a kind of poly styrene sulfonate in intensified oil reduction, be used for overcoming the above-mentioned high problem of using as sacrifice agent of handling trouble of chemical agent cost, with effective improve solid surface (solids such as rock forming mineral, sorbent material) electrically, the wettability that is beneficial to solid surface is improved, its wetting ability and lipophilic surface's electronegativity is increased, change the hydrophobicity of oil-wetted surface, reducing anion surfactant is the adsorption losses amount of master's chemical agent.
The present invention be with depleted polystyrene material, porous plastics as raw material, the poly styrene sulfonate of preparing is applied to use as sacrifice agent in the tertiary oil recovery.
The purposes of poly styrene sulfonate of the present invention in intensified oil reduction, to be applied in the tertiary oil recovery by the aqueous solution that poly styrene sulfonate and alkylbenzene sulfonate or sulfonated petro-leum are formed, wherein, the concentration of the poly styrene sulfonate that uses as sacrifice agent in the aqueous solution is 0.01%～5wt%, and the concentration of alkylbenzene sulfonate or sulfonated petro-leum is 0.02%～6wt%.
Described poly styrene sulfonate molecular weight is 1 * 10
6～3 * 10
2
Described alkylbenzene sulfonate or sulfonated petro-leum molecular weight are 300～500.
Described anion surfactant is an alkylbenzene sulfonate, or alkylbenzene sulfonate is main anion surfactant, as sulfonated petro-leum.
Effect of the present invention is because the effect of poly styrene sulfonate in the composition has suppressed the absorption of tensio-active agent alkylbenzene sulfonate.
The poly styrene sulfonate that the present invention utilizes waste polystyrene to go out for feedstock production can be used for the used for tertiary oil recovery chemical additive, the poly styrene sulfonate of handling the back preparation through the common method sulfonation uses as sacrifice agent, it is electrical to change solid surface, suppress the absorption of tensio-active agent alkylbenzene sulfonate, reduced the adsorptive capacity of anion surfactant.
Specific embodiments
In embodiments, the concentration of used alkylbenzene sulfonate or sulfonated petro-leum is 0.02%～6wt%, and the concentration of poly styrene sulfonate is 0.01%～5wt%.Used chemical agent can change the electrical of solid surface as additive after the absorption.Described poly styrene sulfonate molecular weight is 1 * 10
6～3 * 10
2Described alkylbenzene sulfonate or sulfonated petro-leum molecular weight are 300～500.
Embodiment 1
The variation that solid surface is electrical:
Take by weighing 1 gram de-oiling oil-sand, add 10ml distilled water as blank, disposing molecular weight respectively is 7 * 10
4, 1.25 * 10
5, 1 * 10
6Poly styrene sulfonate aqueous solution 10ml, add respectively in the 1 gram oil-sand, put into Erlenmeyer flask, vibration is 15 hours in 40 ℃ of waters bath with thermostatic control, measure Zeta potential, determine the potential variation of solid absorption rear surface, after the result shows solid surface absorption poly styrene sulfonate, electric charge rolls up, and electrically all presents electronegativity in various degree.Measurement result sees Table 1.The variation of table 1 Zeta potential (mv)
Embodiment 2
| Example | Sorbent material | Distilled water | ??7×10 4M | ?1.25×10 5M | ??1×10 6M |
| ????1 | Oil-sand | ??-23.59 | ??-49.22 | ??-53.91 | ??-60.92 |
The variation that solid surface is electrical:
Take by weighing 1 gram silica gel, add 10ml distilled water as blank, disposing molecular weight respectively is 7 * 10
4, 1.25 * 10
5, 1 * 10
6Poly styrene sulfonate aqueous solution 10ml, add respectively in the 1 gram silica gel, put into Erlenmeyer flask, vibration is 15 hours in 40 ℃ of waters bath with thermostatic control, measure Zeta potential, determine the potential variation of solid absorption rear surface, after the result shows solid surface absorption poly styrene sulfonate, electric charge increases, and electrically all presents electronegativity in various degree.Measurement result sees Table 2.The variation of table 2 Zeta potential (mv)
Embodiment 3
| Example | Sorbent material | Distilled water | ??7×10 4M | ?1.25×10 5M | ??1×10 6M |
| ????2 | Silica gel | ??-14.53 | ??-15.92 | ??-34.48 | ??-36.28 |
The variation that solid surface is electrical:
Take by weighing 1 gram synthetic trimethylammonium silica gel, as the surface hydrophobicity solid, add 10ml distilled water as blank, disposing molecular weight respectively is 7 * 10
4, 1.25 * 10
5, 1 * 10
6Poly styrene sulfonate aqueous solution 10ml, add respectively in the 1 gram trimethylammonium silica gel, put into Erlenmeyer flask, vibration is 15 hours in 40 ℃ of waters bath with thermostatic control, measure Zeta potential, determine the potential variation of solid absorption rear surface, after the result shows solid surface absorption poly styrene sulfonate, electric charge increases, and electrically all presents electronegativity in various degree.The result shows that the electronegativity on hydrophobic solid surface increases.Measurement result sees Table 3.The variation of table 3 Zeta potential (mv)
Embodiment 4
| Example | Sorbent material | Distilled water | 7×10 4M | ?1.25×10 5M | ?1×10 6M |
| ????3 | Silica gel methylates | ???0 | -41.74 | ?-66.08 | ?-73.01 |
The variation that solid surface is electrical:
Taking by weighing 1 gram kaolin is sorbent material, adds 10ml distilled water as blank, and disposing molecular weight respectively is 7 * 10
4, 1.25 * 10
5, 1 * 10
6Poly styrene sulfonate aqueous solution 10ml, add respectively in the 1 gram kaolin, put into Erlenmeyer flask, vibration is 15 hours in 40 ℃ of waters bath with thermostatic control, measure Zeta potential, determine the potential variation of solid absorption rear surface, after the result shows solid surface absorption poly styrene sulfonate, electric charge increases, and electrically all presents electronegativity in various degree.The result shows that the electronegativity of solid surface increases.Measurement result sees Table 4.The variation of table 4 Zeta potential (mv)
Embodiment 5
| Example | Sorbent material | Distilled water | 7×10 4M | ?1.25×10 5M | ?1×10 6M |
| ????4 | Kaolin | -16.77 | -62.35 | ?-64.69 | ?-71.29 |
Measure of the influence of poly styrene sulfonate sacrifice agent to the alkylbenzene sulfonate adsorptive capacity.Taking by weighing 1 gram kaolin is sorbent material, adds 10ml distilled water as blank, and the configuration molecular weight is 7 * 10 in the alkyl benzene sulphonate (ABS) salt brine solution respectively
4, 1.25 * 10
5, 1 * 10
6Poly styrene sulfonate form composition 10ml, add respectively in the 1 gram kaolin, put into Erlenmeyer flask, vibration is 15 hours in 40 ℃ of waters bath with thermostatic control, the result shows when not adding the poly styrene sulfonate sacrifice agent, to the adsorptive capacity contrast of alkylbenzene sulfonate, add the poly styrene sulfonate of different molecular weight as can be seen, all demonstrated the adsorptive capacity that can reduce alkylbenzene sulfonate.Measurement result sees Table 5.Table 5 poly styrene sulfonate is to the influence (mg) of alkylbenzene sulfonate adsorptive capacity
| Example | Sorbent material | Do not add | ?7×10 4M | ??1.25×10 5M | ???1×10 6M |
| ????5 | Kaolin | ??3.5 | ??2.1 | ??2.7 | ???2.9 |
Claims (4)
1. the purposes of a poly styrene sulfonate in intensified oil reduction, it is characterized in that: will be applied in the tertiary oil recovery by the aqueous solution that poly styrene sulfonate and alkylbenzene sulfonate or sulfonated petro-leum are combined into, wherein, the concentration of the poly styrene sulfonate that uses as sacrifice agent in the aqueous solution is 0.01%～5wt%, and the concentration of alkylbenzene sulfonate or sulfonated petro-leum is 0.02%～6wt%.
2. purposes as claimed in claim 1 is characterized in that: described poly styrene sulfonate molecular weight is 1 * 10
6～3 * 10
2
3. purposes as claimed in claim 1 is characterized in that: the molecular weight of described alkylbenzene sulfonate or sulfonated petro-leum is 300～500.
4. purposes as claimed in claim 1 is characterized in that: described poly styrene sulfonate is obtained as feedstock production by depleted polystyrene material or porous plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011441763A CN1196763C (en) | 2001-12-14 | 2001-12-14 | Use of polystyrene sulfonate in enhanced oil recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011441763A CN1196763C (en) | 2001-12-14 | 2001-12-14 | Use of polystyrene sulfonate in enhanced oil recovery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1425737A true CN1425737A (en) | 2003-06-25 |
| CN1196763C CN1196763C (en) | 2005-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011441763A Expired - Fee Related CN1196763C (en) | 2001-12-14 | 2001-12-14 | Use of polystyrene sulfonate in enhanced oil recovery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1196763C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105983370A (en) * | 2015-02-12 | 2016-10-05 | 中国科学院理化技术研究所 | Saturated cardanol betaine surfactant, and preparation method and application thereof |
-
2001
- 2001-12-14 CN CNB011441763A patent/CN1196763C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105983370A (en) * | 2015-02-12 | 2016-10-05 | 中国科学院理化技术研究所 | Saturated cardanol betaine surfactant, and preparation method and application thereof |
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| Publication number | Publication date |
|---|---|
| CN1196763C (en) | 2005-04-13 |
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Granted publication date: 20050413 Termination date: 20161214 |