CN105331351A - Degradable water-based clean fracturing fluid densifier used in oil and gas fields - Google Patents
Degradable water-based clean fracturing fluid densifier used in oil and gas fields Download PDFInfo
- Publication number
- CN105331351A CN105331351A CN201510416020.1A CN201510416020A CN105331351A CN 105331351 A CN105331351 A CN 105331351A CN 201510416020 A CN201510416020 A CN 201510416020A CN 105331351 A CN105331351 A CN 105331351A
- Authority
- CN
- China
- Prior art keywords
- fracturing fluid
- clean fracturing
- viscosifying agent
- degradable
- agent
- 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
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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/66—Compositions based on water or polar solvents
- C09K8/68—Compositions based on water or polar solvents containing organic compounds
- C09K8/685—Compositions based on water or polar solvents containing organic compounds containing cross-linking agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/32—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of salts of sulfonic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/02—Sulfonic acids having sulfo groups bound to acyclic carbon atoms
- C07C309/03—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton
- C07C309/13—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
- C07C309/14—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton containing amino groups bound to the carbon skeleton
-
- 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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/602—Compositions for stimulating production by acting on the underground formation containing surfactants
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Detergent Compositions (AREA)
Abstract
The invention discloses a degradable water-based clean fracturing fluid densifier used in oil and gas fields. A betaine type ampholytic surfactant densifier containing an ester group and a sulfo group and represented by formula (I) can be used in a degradable water-based clean fracturing fluid, and allows gel breaking of the degradable water-based clean fracturing fluid to be automatically realized and the viscosity fracturing fluid to still keep at 50mPa.s or above after shearing for 1h. The main chemical components of the degradable water-based clean fracturing fluid comprise 1.5-4.0 mass% of the betaine type ampholytic surfactant densifier containing an ester group and a sulfo group and 0.5-1.0 mass% of a cross-linking agent. The degradable water-based clean fracturing liquid has the advantages of good biodegradability, small influences on environment, good temperature and shearing resistance, complete gel breaking without residues, and simple preparation.
Description
Technical field
The invention belongs to oil production engineering field, specifically, relate to a kind of for the water base clean fracturing fluid viscosifying agent of the degradable in oil-gas field.
Background technology
The Main Means that pressure break improves throughput as oil-gas field is used widely, and widely used fracturing fluid system is aqueous fracturing fluid.The viscosifying agent used in current aqueous fracturing fluid is vegetable jelly natural high polymer and synthetic polymer mainly.Polymkeric substance relative molecular weight is large, and there is poorly soluble and that water-insoluble is many shortcoming, and there is the residue that can reduce zone permeability in a large number after broken glue, formation produces injury, and fracturing effect is deteriorated.Adopt the clean fracturing fluid of viscoelastic surfactant can reduce the injury in reservoir, crack and improve fracturing reform effect.
Domesticly to do a lot of work in clean fracturing fluid, have and use the clean fracturing fluid that cats product, anion surfactant, amphoterics and nonionic surface active agent are viscosifying agent.The fracturing liquid amphoterics viscosifying agent synthesized at present as the Long carbon chain amides trimethyl-glycine in CN201410276802A, in CN201210290896A containing the amphoteric gemini surfactant etc. with the trimethyl-glycine of penylene base and amide group in erucic acid trimethyl-glycine and CN201110374771A.
Although the formation that has these clean fracturing fluids taking tensio-active agent as viscosifying agent injures little and improves the advantages such as fracturing reform effect, but still there are some problems in current clean fracturing fluid, as: (1) is difficult to degraded with the clean fracturing fluid of cationic surfactant viscosifying agent and zwitterionics viscosifying agent, easily causes reservoir and environmental pollution.(2) split with the clean hydraulic fluid of aniorfic surfactant viscosifying agent and be not suitable for all layers of salt sensitivity, and need to rely on foreign minister to break glue, its of the fracturing fluid broken colloidality is restricted, and makes the preparation of clean fracturing fluid complicated.
Summary of the invention
For above defect or the Improvement requirement of prior art, the invention provides a kind of for the water base clean fracturing fluid viscosifying agent of the degradable in oil-gas field and the water base clean fracturing fluid of degradable containing this viscosifying agent, its object is to the good betaine type amphoteric surfac-tant's viscosifying agent with ester group and sulfo group of employing degradation property to prepare clean fracturing fluid, this viscosifying agent complete hydrolysis can become small molecules, meet hydrophobic substance and can be overmolding to ball-like structure, make clean fracturing fluid broken glue automatically, solve the technical problem of current clean fracturing fluid environment degradable performance difference and preparation complexity thus.
For achieving the above object, the invention provides a kind of viscosifying agent for the water base clean fracturing fluid of degradable in oil-gas field, the molecular structural formula of described viscosifying agent is such as formula shown in (I):
Wherein R is C
13-C
19straight chained alkyl, R carbochain comprises at most a double bond and/or a hydroxyl substituent; Wherein, when described viscosifying agent runs into hydrophobic substance in oil-gas field, hydrophobic substance is overmolding to ball-like structure, the water base clean fracturing fluid of the degradable containing this viscosifying agent is broken glue automatically.
Preferably, the water base clean fracturing fluid of described degradable shearing after one hour viscosity remain on more than 50mPas.
Preferably, the water base clean fracturing fluid of described degradable also comprises linking agent, and wherein, the mass percent of viscosifying agent is 1.5%-4.0%, and the mass percent of linking agent is 0.5%-1.0%.
Preferably, described linking agent is sodium salicylate and/or EDTA.
Preferably, the main chemical compositions of the water base clean fracturing fluid of described degradable is viscosifying agent and linking agent.
Preferably, in viscosifying agent, R carbochain comprises a double bond and/or a hydroxyl substituent.Wherein, R is preferably C
15-C
17straight chained alkyl.
In general, the above technical scheme conceived by the present invention compared with prior art, owing to adopting the good amphoterics of degradation property as water-based clean fracturing fluid gelatinizer, can obtain following beneficial effect:
(1) the present invention adopts betaine type amphoteric surfac-tant containing ester group and sulfo group as oil field clean fracturing fluid viscosifying agent, this material runs into hydrophobic material can by coated for these molecules glomerate structure, therefore the clean fracturing fluid containing this viscosifying agent is without the need to adding gel breaker, when meeting the organism such as oil gas, netted destructurized of fracturing liquid vermiform, viscosity degradation, can break glue automatically.Meanwhile, after broken glue, fracturing liquid forms milk sap, remains without residue, little to the injury of applied structure as reservoir, crack etc.; Adopt the betaine type amphoteric surfac-tant containing ester group and sulfo group as clean fracturing fluid viscosifying agent, such viscosifying agent complete hydrolysis can become unit molecule compound, and these compounds can be degraded by microorganisms very soon, generates CO
2, H
2o and inorganic salt, make the clean fracturing fluid obtained can realize natural degradation while guarantee has good temperature and shearing sustainability, can not pollute environment.
(2) be of the present inventionly applicable in various reservoir for the water base clean fracturing fluid of the degradable in oil-gas field; By to the screening Whitfield's ointment of various linking agent and/EDTA select and the proportioning of linking agent and the specific viscosifying agent of the present invention carries out research and design, also have excellent heatproof anti-shear ability concurrently while clean anti-row's ability that the water base clean fracturing fluid of degradable obtained has been had.
(3) specifically, the water base clean fracturing fluid of degradable of the present invention can both remain on more than 50mPas in the viscosity of shearing all embodiments after a hour, especially at 80 DEG C, and 170s
-1under shearing condition, be all better than the Surfactant Used in Viscoelastic Fracturing Fluids fracturing liquid current techique index of SY/T6376-2008 " fracturing liquid general technical specifications ".Clean fracturing fluid of the present invention adds the hexanaphthene of 5% at simulated formation temperature (60 DEG C), and the apparent viscosity after 6h is all less than 5mPas, i.e. completely broken glue and without precipitation.
(4) preparation of degradable of the present invention water base clean fracturing fluid is simple, and environmentally safe, has important strategy and realistic meaning to the Sustainable development in oil field.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.In addition, if below in described each embodiment of the present invention involved technical characteristic do not form conflict each other and just can mutually combine.
The invention provides a kind of viscosifying agent for the water base clean fracturing fluid of the degradable in oil-gas field, the molecular structural formula of described viscosifying agent is such as formula shown in (I):
Wherein R is C
13-C
19straight chained alkyl, R carbochain comprises at most a double bond and/or a hydroxyl substituent; Wherein, when described viscosifying agent runs into hydrophobic substance in oil-gas field, hydrophobic substance is overmolding to ball-like structure, the water base clean fracturing fluid of the degradable containing this viscosifying agent is broken glue automatically.
Wherein, the water base clean fracturing fluid of described degradable shearing after one hour viscosity remain on more than 50mPas, preferred shearing condition is 80 DEG C, 170s
-1.
Wherein, in viscosifying agent, R carbochain comprises a double bond and/or a hydroxyl substituent.Wherein, R is preferably C
15-C
17straight chained alkyl.
The water base clean fracturing fluid of degradable of the present invention also comprises linking agent, and linking agent, by electrostatic attraction and viscosifying agent generation crosslinking reaction, improves of the fracturing fluid temperature resistance ability.Wherein, the mass percent of viscosifying agent is 1.5%-4.0%, and the mass percent of linking agent is 0.5%-1.0%.Preferably, described linking agent is sodium salicylate and/or EDTA.
Preferably, the described viscosifying agent of the main chemical compositions for the water base clean fracturing fluid of the degradable in oil-gas field of the present invention to be mass percent be 1.5%-4.0% and mass percent are the linking agent of 0.5%-1.0%;
Preferably, the viscosifying agent of the main chemical compositions for the water base clean fracturing fluid of the degradable in oil-gas field of the present invention to be mass percent be 2.0%-3.0% and mass percent are the linking agent of 0.5%-0.8%;
Preferably, of the present inventionly comprise for the water base clean fracturing fluid of the degradable in oil-gas field viscosifying agent that mass percent is 2.5%-3.0% and mass percent is the linking agent of 0.5%-0.8%.
Main chemical compositions for the water base clean fracturing fluid of the degradable in oil-gas field of the present invention is viscosifying agent and linking agent, not containing gel breaker.On this basis, in order to improve various performance, can also add various typical additives in the water base clean fracturing fluid of degradable of the present invention, as pH adjusting agent, high-temperature stabiliser, anti-soil adhesion swelling agent, friction reducer, sterilant etc., surplus is water; The add-on of additive is the convention amount of clean fracturing fluid in this area.
Of the present invention in the water base clean fracturing fluid of the degradable in oil-gas field, the mass percent of water is less than or equal to 98%, is preferably 95%-98%.
Of the present invention for the water base clean fracturing fluid of the degradable in oil-gas field at 80 DEG C, 170s
-1under shearing condition, after one hour, the viscosity of all embodiments can both remain on more than 50mPas, and at simulated formation temperature, (60 DEG C) add the hexanaphthene of 5%, and the apparent viscosity after 6h is all less than 5mPas, i.e. completely broken glue and without precipitation.
According to another aspect of the present invention, provide a kind of preparation method for the water base clean fracturing fluid of the degradable in oil-gas field, comprise by of the fracturing fluid for the present invention main component viscosifying agent and linking agent water-soluble after, mix.
Conventionally pump in oil-gas field during clean fracturing fluid use water base for the degradable in oil-gas field of the present invention.
The viscosifying agent of the water base clean fracturing fluid of degradable of the present invention can be, be more preferably Palmitic acid ester group sultaine viscosifying agent, ten caprylate base sultaine viscosifying agents, vaccenic acid perester radical sultaine viscosifying agent, 20 carbonate group sultaine viscosifying agents, isorpcinoleic acid ester group sultaine viscosifying agent, ten tetra-carbonic ester group sultaine viscosifying agents.
In the present invention, the synthetic route of degradable water base clean fracturing fluid viscosifying agent is as follows:
The concrete preparation method of degradable water base clean fracturing fluid viscosifying agent is:
By certain mol ratio by formula II compound and N, N-dimethylethanolamine adds reactor and mixes, the tosic acid adding reactant massfraction 0.5% ~ 1.5% makes catalyzer, reacts 12 hours, obtain formula III compound after underpressure distillation at 170 DEG C ~ 180 DEG C; Its Chinese style II compound is the C comprising at most a double bond and/or a hydroxyl substituent
14-C
20straight chain fatty acid, the mol ratio of formula II compound and N, N-dimethylethanolamine is 1:1.2 ~ 1:1.6.
Put into reactor after formula III compound is dissolved in proper amount of acetone, get 1,3-third sultone by certain mol ratio and be dissolved in proper amount of acetone and be placed in high-order feed pot.Slow dropping 1,3-third sultone acetone soln, in reactor, after stirring, fully reacts at being warmed up to 60 DEG C ~ 70 DEG C, uses acetone-ethanol recrystallization after decompress filter, obtain white powder clean fracturing fluid viscosifying agent; The mol ratio of its Chinese style III compound and 1,3-third sultone is 1:1.1 ~ 1:1.3.
Be below embodiment:
Embodiment 1
Under Catalyzed by p-Toluenesulfonic Acid condition, palmitinic acid (16) and N, N-dimethylethanolamine are carried out esterification, then with 1,3-third sultone carries out quaterisation, obtained betaine type amphoteric surfac-tant's clean fracturing fluid viscosifying agent with ester group and sulfo group.Wherein the mol ratio of palmitinic acid and N, N-dimethylethanolamine is 1:1.2, and catalyzer tosic acid is 0.5%, and carboxylate and 1,3-third sultone mol ratio are 1:1.3, and synthetics is Palmitic acid ester group sultaine viscosifying agent.
By mass percentage, after Palmitic acid ester group sultaine viscosifying agent and linking agent sodium salicylate is water-soluble respectively, the water base clean fracturing fluid of degradable of remix uniformly viscosity.Each constituent mass per-cent is: viscosifying agent 4.0%, linking agent 1.0%, water 95%.
Embodiment 2
Repeat embodiment 1 with described same steps, difference is, replaces palmitinic acid with stearic acid.Wherein the mol ratio of stearic acid (18) and N, N-dimethylethanolamine is 1:1.5, and catalyzer tosic acid is 1.5%, and carboxylate and 1,3-third sultone mol ratio are 1:1.2, and synthetics is ten caprylate base sultaine viscosifying agents.
By mass percentage, after ten caprylate base sultaine viscosifying agents and linking agent EDTA is water-soluble respectively, the water base clean fracturing fluid of degradable of remix uniformly viscosity.Each constituent mass per-cent is: viscosifying agent 3.0%, linking agent 0.6%, water 96.4%.
Embodiment 3
Repeat embodiment 1 with described same steps, difference is, replaces palmitinic acid with eicosanoic acid.Wherein the mol ratio of eicosanoic acid (c20) and N, N-dimethylethanolamine is 1:1.6, and catalyzer tosic acid is 1.0%, and carboxylate and 1,3-third sultone mol ratio are 1:1.1, and synthetics is 20 carbonate group sultaine viscosifying agents.
By mass percentage, after 20 carbonate group sultaine viscosifying agents and linking agent sodium salicylate is water-soluble respectively, the water base clean fracturing fluid of degradable of remix uniformly viscosity.Each constituent mass per-cent is: viscosifying agent 2.0%, linking agent 0.8%, water 97.2%.
Embodiment 4
Repeat embodiment 1 with described same steps, difference is, replaces palmitinic acid with oleic acid.Wherein the mol ratio of oleic acid (c18) and N, N-dimethylethanolamine is 1:1.5, and catalyzer tosic acid is 1.0%, and carboxylate and 1,3-third sultone mol ratio are 1:1.2, and synthetics is vaccenic acid perester radical sultaine viscosifying agent.
By mass percentage, after vaccenic acid perester radical sultaine viscosifying agent and linking agent EDTA is water-soluble respectively, the water base clean fracturing fluid of degradable of remix uniformly viscosity.Each constituent mass per-cent is: viscosifying agent 2.5%, linking agent 0.5%, water 97%.
Embodiment 5
Repeat embodiment 1 with described same steps, difference is, replaces palmitinic acid with ricinolic acid.Wherein the mol ratio of ricinolic acid and N, N-dimethylethanolamine is 1:1.2, and catalyzer tosic acid is 1.0%, and carboxylate and 1,3-third sultone mol ratio are 1:1.1, and synthetics is isorpcinoleic acid ester group sultaine viscosifying agent.
By mass percentage, after isorpcinoleic acid ester group sultaine viscosifying agent and linking agent EDTA is water-soluble respectively, the water base clean fracturing fluid of degradable of remix uniformly viscosity.Each constituent mass per-cent is: viscosifying agent 1.5%, linking agent 0.5%, water 98%.
Embodiment 6
Repeat embodiment 1 with described same steps, difference is, replaces palmitinic acid with tetradecanoic acid.Wherein the mol ratio of tetradecanoic acid (14) and N, N-dimethylethanolamine is 1:1.4, and catalyzer tosic acid is 0.5%, and carboxylate and 1,3-third sultone mol ratio are 1:1.3, and synthetics is ten tetra-carbonic ester group sultaine viscosifying agents.
By mass percentage, after ten tetra-carbonic ester group sultaine viscosifying agents and linking agent EDTA is water-soluble respectively, the water base clean fracturing fluid of degradable of remix uniformly viscosity.Each constituent mass per-cent is: viscosifying agent 4%, linking agent 1.0%, water 95%.
Embodiment 7
The performance evaluation of clean fracturing fluid
According to clean fracturing fluid judgement criteria in SY/T6376-2008 " fracturing liquid general technical specifications ", use U.S. BrookfieldplusR/S rheometer, at 80 DEG C, with 170s
-1shear the viscosity performance of 1h testing example 1 to 6; At simulated formation temperature, (60 DEG C) add the hexanaphthene of 5%, the broken colloidality energy of testing example 1 to 6.Result lists in table 1 and table 2 respectively.
The performance of table 1 clean fracturing fluid
The broken colloidality energy of table 2 clean fracturing fluid
At 80 DEG C, 170s
-1under shearing condition, after one hour, the viscosity of all embodiments can both remain on more than 50mPas, show that this clean fracturing fluid has excellent heatproof anti-shear performance, be all better than the Surfactant Used in Viscoelastic Fracturing Fluids fracturing liquid current techique index of SY/T6376-2008 " fracturing liquid general technical specifications ".At simulated formation temperature, (60 DEG C) add the hexanaphthene of 5%, and the apparent viscosity after 6h is all less than 5mPas, i.e. completely broken glue and without precipitation, the organism such as hexanaphthene met by this fracturing liquid can break glue automatically, has good broken colloidality energy.
Claims (7)
1. for a viscosifying agent for the water base clean fracturing fluid of the degradable in oil-gas field, it is characterized in that, the molecular structural formula of described viscosifying agent is such as formula shown in (I):
Wherein R is C
13-C
19straight chained alkyl, R carbochain comprises at most a double bond and/or a hydroxyl substituent; Wherein, when described viscosifying agent runs into hydrophobic substance in oil-gas field, hydrophobic substance is overmolding to ball-like structure, the water base clean fracturing fluid of the degradable containing this viscosifying agent is broken glue automatically.
2. viscosifying agent as claimed in claim 1, is characterized in that, the water base clean fracturing fluid of described degradable shearing after one hour viscosity remain on more than 50mPas.
3. viscosifying agent as claimed in claim 1, it is characterized in that, the water base clean fracturing fluid of described degradable also comprises linking agent, and wherein, the mass percent of viscosifying agent is 1.5%-4.0%, and the mass percent of linking agent is 0.5%-1.0%.
4. viscosifying agent as claimed in claim 3, it is characterized in that, described linking agent is sodium salicylate and/or EDTA.
5. the viscosifying agent as described in claim 3 or 4, is characterized in that, the main chemical compositions of the water base clean fracturing fluid of described degradable is viscosifying agent and linking agent.
6. viscosifying agent as claimed in claim 1, is characterized in that, in viscosifying agent, R carbochain comprises a double bond and/or a hydroxyl substituent.
7. viscosifying agent as claimed in claim 1, it is characterized in that, R is preferably C
15-C
17straight chained alkyl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510416020.1A CN105331351B (en) | 2015-07-15 | 2015-07-15 | A kind of degradable water base clean fracturing fluid thickening agent in oil gas field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510416020.1A CN105331351B (en) | 2015-07-15 | 2015-07-15 | A kind of degradable water base clean fracturing fluid thickening agent in oil gas field |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105331351A true CN105331351A (en) | 2016-02-17 |
| CN105331351B CN105331351B (en) | 2018-08-21 |
Family
ID=55282124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510416020.1A Active CN105331351B (en) | 2015-07-15 | 2015-07-15 | A kind of degradable water base clean fracturing fluid thickening agent in oil gas field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105331351B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281293A (en) * | 2016-08-08 | 2017-01-04 | 安徽炎胜新材料科技有限公司 | A kind of from the broken glue surfactant fracturing fluid of degraded |
| CN116693429A (en) * | 2023-03-29 | 2023-09-05 | 重庆市泓择石油科技有限公司 | Variable viscosity amphiphilic structure type fracturing fluid thickener and preparation method and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1117741A (en) * | 1993-11-13 | 1996-02-28 | 阿尔布赖特威尔逊英国有限公司 | Concentrated surfactant compositions |
| WO2013017889A1 (en) * | 2011-08-03 | 2013-02-07 | Innospec Limited | Fuel compositions |
| WO2013093626A2 (en) * | 2011-12-21 | 2013-06-27 | Rhodia Operations | Amine adducts, derivatives thereof, methods for making such adducts and derivatives, and methods for using such adducts and derivatives |
| CN103468228A (en) * | 2013-09-12 | 2013-12-25 | 中国石油大学(华东) | Surface active agent and oil-soluble viscosity reducer for crude oil as well as preparation method of surface active agent |
| CN102863948B (en) * | 2012-10-14 | 2014-08-13 | 东北石油大学 | Hydroxysulfobetaine amphoteric surfactant for flooding and preparation method of hydroxysulfobetaine amphoteric surfactant |
-
2015
- 2015-07-15 CN CN201510416020.1A patent/CN105331351B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1117741A (en) * | 1993-11-13 | 1996-02-28 | 阿尔布赖特威尔逊英国有限公司 | Concentrated surfactant compositions |
| WO2013017889A1 (en) * | 2011-08-03 | 2013-02-07 | Innospec Limited | Fuel compositions |
| WO2013093626A2 (en) * | 2011-12-21 | 2013-06-27 | Rhodia Operations | Amine adducts, derivatives thereof, methods for making such adducts and derivatives, and methods for using such adducts and derivatives |
| CN102863948B (en) * | 2012-10-14 | 2014-08-13 | 东北石油大学 | Hydroxysulfobetaine amphoteric surfactant for flooding and preparation method of hydroxysulfobetaine amphoteric surfactant |
| CN103468228A (en) * | 2013-09-12 | 2013-12-25 | 中国石油大学(华东) | Surface active agent and oil-soluble viscosity reducer for crude oil as well as preparation method of surface active agent |
Non-Patent Citations (1)
| Title |
|---|
| 黄洪周: "《中国表面活性剂总览》", 30 September 2003 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281293A (en) * | 2016-08-08 | 2017-01-04 | 安徽炎胜新材料科技有限公司 | A kind of from the broken glue surfactant fracturing fluid of degraded |
| CN116693429A (en) * | 2023-03-29 | 2023-09-05 | 重庆市泓择石油科技有限公司 | Variable viscosity amphiphilic structure type fracturing fluid thickener and preparation method and application thereof |
| CN116693429B (en) * | 2023-03-29 | 2024-01-26 | 重庆市泓择石油科技有限公司 | Variable viscosity amphiphilic structure type fracturing fluid thickener and preparation method and application thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105331351B (en) | 2018-08-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101081976B (en) | Fire-resistant non-injury fracturing fluid thickening agent and preparation method and usage thereof | |
| CN101935521B (en) | Application of alcohol amide nonionic surfactant for alkali-free flooding | |
| CN104194765A (en) | Continuously blended liquefied polymer thickener for fracturing construction | |
| CA2830996A1 (en) | Non-aqueous drilling additive useful to produce a flat temperature-rheology profile | |
| CN103305196A (en) | Biodiesel-based drilling fluid | |
| CN102108295A (en) | Basic anionic surfactant fracturing fluid | |
| CN102114397A (en) | Viscoelastic surfactant mixed solution for high-temperature high-mineralization reservoir chemical flooding tertiary oil recovery, preparation method and application method thereof | |
| CN104479825A (en) | Environment-friendly hydraulic-transmission-brake oil for hydraulic, transmission and brake device systems | |
| CN105331351A (en) | Degradable water-based clean fracturing fluid densifier used in oil and gas fields | |
| CN102344793A (en) | Thickener and preparation method thereof | |
| CN102424747B (en) | Synthetic base drilling fluid | |
| CN104140792B (en) | A kind of oil base drilling fluid emulsifying agent and its preparation method and application | |
| CN104232034A (en) | A drilling fluid and a method of improving fluid loss reduction performance of the drilling fluid | |
| CN102482609B (en) | Environmental subsea control hydraulic fluid compositions | |
| CN101831284A (en) | Clean polymer-free carrier fluid | |
| CN107312516B (en) | Biological source compound oil displacement system, preparation method and oil displacement method | |
| CN102618250B (en) | Preparation method of environmental-friendly demulsify-cleanup additive for fracture acidizing | |
| CN110791263B (en) | Clay-free phase synthetic base drilling fluid and preparation method thereof | |
| CN107739602A (en) | A kind of maleic anhydride modified guanidine glue thickening agent and fracturing fluid and preparation method thereof | |
| CN104271717A (en) | Aqueous drag reducers for arctic climates | |
| CN102443381B (en) | Base liquid of synthetic base drilling fluid | |
| CA2437654A1 (en) | Emulsion phase having improved stability | |
| CN105586026A (en) | Biologically recyclable biogum oil well fracturing fluid and preparation method thereof | |
| CN103421557B (en) | A kind of multifunctional fuel oil additive | |
| JP2006321960A (en) | Fuel oil for diesel engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |