CA2725190A1 - Drilling fluid comprising surfactants - Google Patents
Drilling fluid comprising surfactants Download PDFInfo
- Publication number
- CA2725190A1 CA2725190A1 CA 2725190 CA2725190A CA2725190A1 CA 2725190 A1 CA2725190 A1 CA 2725190A1 CA 2725190 CA2725190 CA 2725190 CA 2725190 A CA2725190 A CA 2725190A CA 2725190 A1 CA2725190 A1 CA 2725190A1
- Authority
- CA
- Canada
- Prior art keywords
- drilling fluid
- group
- fluid composition
- composition according
- hydrophobically associating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title claims abstract 36
- 239000012530 fluid Substances 0.000 title claims abstract 36
- 239000004094 surface-active agent Substances 0.000 title claims abstract 7
- 239000000203 mixture Substances 0.000 claims abstract 35
- 239000010426 asphalt Substances 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims abstract 2
- 238000011084 recovery Methods 0.000 claims abstract 2
- 239000000178 monomer Substances 0.000 claims 15
- 229920000642 polymer Polymers 0.000 claims 12
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 11
- 229920002554 vinyl polymer Polymers 0.000 claims 11
- NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 claims 6
- RRHXZLALVWBDKH-UHFFFAOYSA-M trimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCC[N+](C)(C)C RRHXZLALVWBDKH-UHFFFAOYSA-M 0.000 claims 6
- 125000003118 aryl group Chemical group 0.000 claims 4
- 239000003795 chemical substances by application Substances 0.000 claims 4
- -1 methacrylate ester Chemical class 0.000 claims 4
- 229910052757 nitrogen Inorganic materials 0.000 claims 4
- 125000004433 nitrogen atom Chemical group N* 0.000 claims 4
- 229920006029 tetra-polymer Polymers 0.000 claims 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims 3
- 150000007942 carboxylates Chemical group 0.000 claims 3
- 125000002843 carboxylic acid group Chemical group 0.000 claims 3
- 239000004927 clay Substances 0.000 claims 3
- 239000003112 inhibitor Substances 0.000 claims 3
- 239000000654 additive Substances 0.000 claims 2
- 125000003368 amide group Chemical group 0.000 claims 2
- 239000002734 clay mineral Substances 0.000 claims 2
- 229920001577 copolymer Polymers 0.000 claims 2
- 125000001165 hydrophobic group Chemical group 0.000 claims 2
- 239000000314 lubricant Substances 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- 229920006395 saturated elastomer Polymers 0.000 claims 2
- 229920001897 terpolymer Polymers 0.000 claims 2
- 125000005227 alkyl sulfonate group Chemical group 0.000 claims 1
- 125000000129 anionic group Chemical group 0.000 claims 1
- 239000002518 antifoaming agent Substances 0.000 claims 1
- 239000000440 bentonite Substances 0.000 claims 1
- 229910000278 bentonite Inorganic materials 0.000 claims 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims 1
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- 238000005520 cutting process Methods 0.000 claims 1
- 239000002270 dispersing agent Substances 0.000 claims 1
- 239000000706 filtrate Substances 0.000 claims 1
- 229920001519 homopolymer Polymers 0.000 claims 1
- 239000003002 pH adjusting agent Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 229920003169 water-soluble polymer Polymers 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/14—Clay-containing compositions
- C09K8/18—Clay-containing compositions characterised by the organic compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/14—Clay-containing compositions
- C09K8/18—Clay-containing compositions characterised by the organic compounds
- C09K8/22—Synthetic organic compounds
- C09K8/24—Polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/584—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific surfactants
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Lubricants (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Abstract
The present disclosure relates to drilling fluids for use in bitumen recovery from oil sands. In particular, the disclosure relates to a drilling fluid composition containing surfactants having HLB values of less than about 7.0, and a method and use of the composition.
Claims (26)
1. A drilling fluid composition comprising:
(a) one or more hydrophobically associating polymers;
(b) one or more surfactants having a hydrophilic-lipophilic balance value of less than about 7.0;
(c) a water continuous phase comprising clay minerals; and (d) one or more conventional drilling fluid additives.
(a) one or more hydrophobically associating polymers;
(b) one or more surfactants having a hydrophilic-lipophilic balance value of less than about 7.0;
(c) a water continuous phase comprising clay minerals; and (d) one or more conventional drilling fluid additives.
2. The drilling fluid composition according to claim 1, further comprising oil sands, and wherein the surfactants are present in an amount effective to reduce the friction coefficient of the composition.
3. The drilling fluid composition according to claim 2, wherein the friction coefficient is between about 0.01 and 0.15.
4. The drilling fluid composition according to any one of claims 1 to 3, wherein the one or more hydrophobically associating polymers include anionic and ampholytic polymers.
5. The drilling fluid composition according to any one of claims 1 to 4, wherein the one or more hydrophobically associating polymers are selected from homopolymers, copolymers, terpolymers, tetrapolymers and mixtures thereof comprised of monomer units of the following groups i)-iv):
i) vinyl monomers comprising at least one amide group;
ii) vinyl monomers comprising at least one carboxylic acid group or carboxylate group;
iii) vinyl monomers comprising at least one of a quaternary nitrogen atom, a quaternary nitrogen atom with an alkyl sulfonate group, a quaternary nitrogen atom with a carboxylic acid group or a quaternary nitrogen atom with a carboxylate group; and iv) vinyl monomers comprising a hydrophobic group,, selected from a C8-20alkyl group, a C8-20alkenyl group, a C8-20alkynyl group, a C8-20alkylenearyl group and an aryl group, wherein the aryl group is substituted by at least one C4-20alkyl group, and, optionally, a carboxylic acid group, a carboxylate group or an amide group.
i) vinyl monomers comprising at least one amide group;
ii) vinyl monomers comprising at least one carboxylic acid group or carboxylate group;
iii) vinyl monomers comprising at least one of a quaternary nitrogen atom, a quaternary nitrogen atom with an alkyl sulfonate group, a quaternary nitrogen atom with a carboxylic acid group or a quaternary nitrogen atom with a carboxylate group; and iv) vinyl monomers comprising a hydrophobic group,, selected from a C8-20alkyl group, a C8-20alkenyl group, a C8-20alkynyl group, a C8-20alkylenearyl group and an aryl group, wherein the aryl group is substituted by at least one C4-20alkyl group, and, optionally, a carboxylic acid group, a carboxylate group or an amide group.
6. The drilling fluid composition according to claim 5, wherein the hydrophobically associating polymer comprises a tetrapolymer comprising one monomeric unit selected from each of the monomer groups i-iv) as defined in claim 5.
7. The drilling fluid composition according to claim 5, wherein the vinyl monomer of group (i) comprises acrylamide.
8. The drilling fluid composition according to claim 5, wherein the vinyl monomer of group (ii) comprises acrylic acid or an acrylate.
9. The drilling fluid composition according to claim 5, wherein the vinyl monomer of group (iii) 2-methacryloyloxyethyltri-methylammonium chloride (DMC) or diallyl dimethylammonium chloride (DADMAC).
10. The drilling fluid composition according to claim 5, wherein the vinyl monomer of group (iv) comprises a C8-16alkyl group, a C8-16alkenyl group, a C8-16alkynyl group, a C8-16alkylenearyl group or an aryl group, wherein the aryl group is substituted by at least one C4-20alkyl group.
11. The drilling fluid composition according to claim 10, wherein the vinyl monomer of group (iv) comprises a C8-20alkyl methacrylate ester.
12. The drilling fluid composition according to claim 11, wherein the vinyl monomer of group (iv) is a C8-16alkyl methacrylate ester.
13. The drilling fluid composition according to any one of claims 1 to 12, wherein the hydrophobically associating polymer comprises a copolymer, terpolymer or tetrapolymer comprising monomer units selected from (i) acrylamide, (ii) acrylic acid or an acrylate, (iii) 2-methacryloyloxyethyltri-methylammonium chloride (DMC) or diallyl dimethyl ammonium chloride (DADMAC), and (iv) a C8-20alkyl methacrylate ester.
14. The drilling fluid composition according to any one of claims 1 to 4, wherein the hydrophobically associating polymer comprises a tetrapolymer comprising monomer units selected from (i) acrylamide, (ii) acrylic acid or an acrylate, (iii) 2-methacryloyloxyethyltri-methylammonium chloride (DMC) or diallyl dimethyl ammonium chloride (DADMAC), and (iv) a C8-20alkyl methacrylate ester.
15. The drilling fluid composition according to any one of claims 1 to 14, wherein the hydrophobically associating polymers contain about 0.1 to about 10% vinyl monomer units containing hydrophobic groups by weight.
16. The drilling fluid composition according to any one of claims 1 to 15, wherein the hydrophobically associating polymers are water soluble polymers.
17. The drilling fluid composition according to any one of claims 1 to 16, wherein the average molecular weight of the hydrophobically associating polymers is from about 200 to about 20 million grams per mole.
18. The drilling fluid composition according to claim 17, wherein the average molecular weight of the mixture of the hydrophobically associating polymers is from about 50,000 to about 6 million grams per mole.
19. The drilling fluid composition according to any one of claims 1 to 18, wherein the concentration of the polymers is about 0.1 to about 20 kilograms per cubic meter of the drilling fluid composition.
20. The drilling fluid composition according to any one of claims 1 to 19, wherein the clay mineral comprises bentonite or dispersible shale clay cuttings.
21. The drilling fluid composition according to any one of claims 1 to 20, wherein the conventional drilling fluids additives are selected from one or more of viscosifiers, filtrate loss reducers, drilling fluid thinners, dispersants, shale inhibitors, clay inhibitors, lubricants, defoaming agents, bridging agents, weighting agents, pH adjusting agents and the circulation loss materials.
22. The drilling fluid composition according to any one of claims 1 to 21, further comprising one or more of clay inhibitors, drilling fluid lubricants, drilling fluid bridging agents, drilling fluid weighting agents and/or circulation loss materials.
23. The drilling fluid composition according to any one of claims 1 to 22, wherein the surfactant is a branched or unbranched, saturated or unsaturated, C4-C28-carboxylic acid.
24. The drilling fluid composition according to claim 23, wherein the surfactant is a branched or unbranched, saturated or unsaturated, C8-C24-carboxylic acid
25. A method of recovering bitumen from oil sands comprising:
(a) contacting a drilling fluid composition as defined in any one of claims 1 to 24 with the oil sands to form a mixture;
(b) recovering the bitumen from the mixture, wherein the one or more surfactants are present in an amount effective to reduce the friction coefficient of the mixture.
(a) contacting a drilling fluid composition as defined in any one of claims 1 to 24 with the oil sands to form a mixture;
(b) recovering the bitumen from the mixture, wherein the one or more surfactants are present in an amount effective to reduce the friction coefficient of the mixture.
26. A use of a drilling fluid composition as defined in any one of claims 1 to 24, for the recovery of bitumen from oil sands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2725190A CA2725190C (en) | 2010-12-13 | 2010-12-13 | Drilling fluid comprising surfactants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2725190A CA2725190C (en) | 2010-12-13 | 2010-12-13 | Drilling fluid comprising surfactants |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2725190A1 true CA2725190A1 (en) | 2012-06-13 |
| CA2725190C CA2725190C (en) | 2014-12-09 |
Family
ID=46232305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2725190A Active CA2725190C (en) | 2010-12-13 | 2010-12-13 | Drilling fluid comprising surfactants |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2725190C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104437433A (en) * | 2014-11-28 | 2015-03-25 | 西北师范大学 | Preparation method of methacryloxyethyltrimethyl ammonium chloride based anionic dye absorbent |
| US9845669B2 (en) | 2014-04-04 | 2017-12-19 | Cenovus Energy Inc. | Hydrocarbon recovery with multi-function agent |
| CN108559476A (en) * | 2018-05-11 | 2018-09-21 | 山东大学 | A kind of temperature-resistant anti-salt compounding oil displacement agent and preparation method thereof |
| CN108611079A (en) * | 2016-12-09 | 2018-10-02 | 中石化石油工程技术服务有限公司 | A kind of ocean Quaternary Strata drilling fluid |
| CN110724503A (en) * | 2019-10-22 | 2020-01-24 | 石家庄华莱鼎盛科技有限公司 | High-temperature salt-resistant filtrate reducer modified gum resin for drilling fluid |
-
2010
- 2010-12-13 CA CA2725190A patent/CA2725190C/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9845669B2 (en) | 2014-04-04 | 2017-12-19 | Cenovus Energy Inc. | Hydrocarbon recovery with multi-function agent |
| CN104437433A (en) * | 2014-11-28 | 2015-03-25 | 西北师范大学 | Preparation method of methacryloxyethyltrimethyl ammonium chloride based anionic dye absorbent |
| CN108611079A (en) * | 2016-12-09 | 2018-10-02 | 中石化石油工程技术服务有限公司 | A kind of ocean Quaternary Strata drilling fluid |
| CN108559476A (en) * | 2018-05-11 | 2018-09-21 | 山东大学 | A kind of temperature-resistant anti-salt compounding oil displacement agent and preparation method thereof |
| CN110724503A (en) * | 2019-10-22 | 2020-01-24 | 石家庄华莱鼎盛科技有限公司 | High-temperature salt-resistant filtrate reducer modified gum resin for drilling fluid |
| CN110724503B (en) * | 2019-10-22 | 2020-09-18 | 石家庄华莱鼎盛科技有限公司 | High-temperature salt-resistant filtrate reducer modified gum resin for drilling fluid |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2725190C (en) | 2014-12-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |