CN103756659B - Flexible particle diverter and preparation method thereof - Google Patents
Flexible particle diverter and preparation method thereof Download PDFInfo
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- CN103756659B CN103756659B CN201310756260.7A CN201310756260A CN103756659B CN 103756659 B CN103756659 B CN 103756659B CN 201310756260 A CN201310756260 A CN 201310756260A CN 103756659 B CN103756659 B CN 103756659B
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- 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
- C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
- C09K8/504—Compositions based on water or polar solvents
- C09K8/506—Compositions based on water or polar solvents containing organic compounds
- C09K8/508—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
- C09K8/5083—Compositions based on water or polar solvents containing organic compounds macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
Abstract
The invention belongs to a kind of Flexible particle diverter and preparation method thereof；This diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 30 parts～40 parts, bisphenol A type epoxy resin 100 parts～120 parts, peroxide initiator 0.05 part～0.1 part and epoxy curing agent 0.5 part～2 parts；Described polyacrylate liquid rubber includes that following raw materials according is according to formulated: n-butyl alcohol, butyl acrylate, ethyl acrylate, glycidyl acrylate, azodiisobutyronitrile and nitrogen；Described peroxide initiator is one of benzoyl peroxide or peroxidized t-butyl perbenzoate；Described epoxy curing agent is poly sebacic polyanhydride, poly-Azelaic Acid acid anhydride, one of maleic anhydride or tung oil acid anhydride；There is flexible particle, avirulence, narrow and small crack is blocked the advantage that effective, heatproof, resistance to salinity and resistant to shearing performance are good.
Description
Technical field
The invention belongs to oilfield chemical technical field, be specifically related to a kind of Flexible particle diverter and preparation method thereof.
Background technology
Refracturing, as the technical measures of old oil-water well (oil well and water injection well) comprehensive control, is the great difficult problem of the urgent need solution that each oil field faces.Show according to research both domestic and external and experiment, use suitable refracturing can continue to obtain volume increase or augmented injection effect greatly for this old well.
Continuing to extend primary fracture is the most universal refracturing concept, but the refracturing of this mode, and after pressure, stable production period is shorter, and effect of increasing production is undesirable；Meanwhile, along with the continuous exploitation in oil field, the increase of fracturing fracture length is achieved by a variety of factors again and can not unconfined increase, in being such that under this guiding theory the refracturing effect carried out worse and worse.
Crack turns to multiple fracturing technique to be to utilize special crack to block up diversion agent temporarily, first fracturing fracture is effectively blocked, the direction being parallel to first pressure break supporting crack realizes operation pressure stop, change refracturing fractuer direction, the drainage area making first pressure break not feed through to effectively is transformed, thus improve the effect of increasing production of refracturing, the water injection well that fracturing reform is crossed, crack steering-effecting due to refracturing, waterflood direction deviation can be made to have been subjected to the first crack of severe contamination for the first time, thus reduce water injection pressure, improve water absorption and waterflood swept area.
Existing diversion agent has easy construction, can go deep into oil deposit deep part and dynamically involve effective advantage；But have the drawback that 1 simultaneously, pellet hardness big, big to well bore wall harm；2, weak effect is blocked for narrow and small crack, do not reach the effect that deep turns to；3, toxicity is big；4, heatproof, resistance to salinity and resistant to shearing poor performance.
Summary of the invention
It is an object of the invention to overcome defect of the prior art, and a kind of flexible particle, avirulence, Flexible particle diverter good to effective, the heatproof of narrow and small crack closure, resistance to salinity and resistant to shearing performance and preparation method thereof are provided.
The object of the present invention is achieved like this: this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 30 parts～40 parts, bisphenol A type epoxy resin 100 parts～120 parts, peroxide initiator 0.05 part～0.1 part and epoxy curing agent 0.5 part～2 parts；Described polyacrylate liquid rubber includes that following raw materials according is according to formulated: n-butyl alcohol, butyl acrylate, ethyl acrylate, glycidyl acrylate, azodiisobutyronitrile and nitrogen；Described peroxide initiator is one of benzoyl peroxide or peroxidized t-butyl perbenzoate；Described epoxy curing agent is poly sebacic polyanhydride, poly-Azelaic Acid acid anhydride, one of maleic anhydride or tung oil acid anhydride.Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts.
The preparation method of a kind of Flexible particle diverter, this preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 33 parts, bisphenol A type epoxy resin 106 parts, peroxide initiator 0.09 part and epoxy curing agent 0.9 part；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is peroxidized t-butyl perbenzoate；Described epoxy curing agent is tung oil acid anhydride；Preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxidized t-butyl perbenzoate and tung oil acid anhydride, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 38 parts, bisphenol A type epoxy resin 117 parts, peroxide initiator 0.07 part and epoxy curing agent 1.2 parts；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is benzoyl peroxide；Described epoxy curing agent is poly-Azelaic Acid acid anhydride, and preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 32 parts, bisphenol A type epoxy resin 119 parts, peroxide initiator 0.08 part and epoxy curing agent 0.6 part；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is one of benzoyl peroxide or peroxidized t-butyl perbenzoate；Described epoxy curing agent is poly sebacic polyanhydride, poly-Azelaic Acid acid anhydride, and one of maleic anhydride or tung oil acid anhydride, preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
The performance evaluation of the present invention is:
1, hardness: it is 0 degree that Shore durometer measures hardness.
2, elastic: measured the elasticity of the present invention, measurement result 25% by vertical spring tester, illustrate that product of the present invention is elastic very well.
3, waterpower high pressure breaks through experiment: the present invention makes 2mm thin slice, carries out waterpower high pressure by high pressure water-fast column test instrument and breaks through experiment, pressurizes with 567kPa/min, to 12.6kPa, just starts water breakthrough infiltration, illustrates that toughness of the present invention is fine.
4, salt tolerance and temperature tolerance:
Table 1 salt tolerant, temperature tolerance investigate result
Shown by result above and show: the present invention has flexible infusion, the toughness height of being prone to, the advantages such as resistance to gentle salt resistant character is excellent.
Present invention have the advantage that
1, under certain pressure reduction, it is possible to deformation is shouted by hole, has the feature of " self adaptation " to inhomogeneous formation, has bigger " permission "；2, by deformation, temporarily stifled, TRANSFER BY PULSATING FLOW, ooze position at ground floor height and produce dynamically along journey flow resistance, cause being subsequently implanted into water and turn to and go to hypotonic position；3, along journey migration process, destruction it is not sheared；4, there is bigger resistance in macropore migration, do not enter low-permeability layer；5, earth formation deep can be conveniently placed on, heat-resistant salt-resistant, formation condition length lower stabilization time.
Detailed description of the invention
The present invention is Flexible particle diverter, is further described the present invention in conjunction with specific embodiment.Specific embodiment is as follows:
Embodiment one
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 30 parts, bisphenol A type epoxy resin 100 parts, peroxide initiator 0.05 part and epoxy curing agent 0.5 part；Described polyacrylate liquid rubber includes that following raw materials according is according to formulated: n-butyl alcohol, butyl acrylate, ethyl acrylate, glycidyl acrylate, azodiisobutyronitrile and nitrogen；Described peroxide initiator is benzoyl peroxide；Described epoxy curing agent is poly sebacic polyanhydride.Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts.Preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Embodiment two
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 5 parts, bisphenol A type epoxy resin 110 parts, peroxide initiator 0.08 part and epoxy curing agent 1.3 parts；Described polyacrylate liquid rubber includes that following raw materials according is according to formulated: n-butyl alcohol, butyl acrylate, ethyl acrylate, glycidyl acrylate, azodiisobutyronitrile and nitrogen；Described peroxide initiator is peroxidized t-butyl perbenzoate；Described epoxy curing agent is poly-Azelaic Acid acid anhydride.Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts.Preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Embodiment three
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 40 parts, bisphenol A type epoxy resin 120 parts, peroxide initiator 0.1 part and epoxy curing agent 2 parts；Described polyacrylate liquid rubber includes that following raw materials according is according to formulated: n-butyl alcohol, butyl acrylate, ethyl acrylate, glycidyl acrylate, azodiisobutyronitrile and nitrogen；Described peroxide initiator is benzoyl peroxide；Described epoxy curing agent is maleic anhydride.Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts.Preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Embodiment four
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 33 parts, bisphenol A type epoxy resin 106 parts, peroxide initiator 0.09 part and epoxy curing agent 0.9 part；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is peroxidized t-butyl perbenzoate；Described epoxy curing agent is tung oil acid anhydride；Preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxidized t-butyl perbenzoate and tung oil acid anhydride, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Embodiment five
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 38 parts, bisphenol A type epoxy resin 117 parts, peroxide initiator 0.07 part and epoxy curing agent 1.2 parts；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is benzoyl peroxide；Described epoxy curing agent is poly-Azelaic Acid acid anhydride, and preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Embodiment six
A kind of Flexible particle diverter, this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 32 parts, bisphenol A type epoxy resin 119 parts, peroxide initiator 0.08 part and epoxy curing agent 0.6 part；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is one of benzoyl peroxide or peroxidized t-butyl perbenzoate；Described epoxy curing agent is poly sebacic polyanhydride, poly-Azelaic Acid acid anhydride, and one of maleic anhydride or tung oil acid anhydride, preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Above-described embodiment is only for clearly demonstrating example, and not restriction to embodiment.For the general technical staff of art, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive, and the obvious change thus amplified out or variation still in the invention scope of the claims among.
Claims (4)
1. a Flexible particle diverter, it is characterized in that: this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 30 parts～40 parts, bisphenol A type epoxy resin 100 parts～120 parts, peroxide initiator 0.05 part～0.1 part and epoxy curing agent 0.5 part～2 parts；Described polyacrylate liquid rubber includes that following raw materials according is formulated: n-butyl alcohol, butyl acrylate, ethyl acrylate, glycidyl acrylate, azodiisobutyronitrile and nitrogen；Described peroxide initiator is one of benzoyl peroxide or peroxidized t-butyl perbenzoate；Described epoxy curing agent is one of poly sebacic polyanhydride, poly-Azelaic Acid acid anhydride, maleic anhydride or tung oil acid anhydride；
Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；
The preparation method of this diversion agent comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Flexible particle diverter the most according to claim 1, it is characterized in that: this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 33 parts, bisphenol A type epoxy resin 106 parts, peroxide initiator 0.09 part and epoxy curing agent 0.9 part；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is peroxidized t-butyl perbenzoate；Described epoxy curing agent is tung oil acid anhydride；Preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxidized t-butyl perbenzoate and tung oil acid anhydride, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Flexible particle diverter the most according to claim 1, it is characterized in that: this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 38 parts, bisphenol A type epoxy resin 117 parts, peroxide initiator 0.07 part and epoxy curing agent 1.2 parts；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is benzoyl peroxide；Described epoxy curing agent is poly-Azelaic Acid acid anhydride, and preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
Flexible particle diverter the most according to claim 1, it is characterized in that: this diversion agent includes that following raw materials according is formulated according to parts by weight: polyacrylate liquid rubber 32 parts, bisphenol A type epoxy resin 119 parts, peroxide initiator 0.08 part and epoxy curing agent 0.6 part；Described polyacrylate liquid rubber includes that following raw materials according is formulated according to parts by weight: n-butyl alcohol 20 parts, butyl acrylate 5 parts, ethyl acrylate 5 parts, glycidyl acrylate 2.5 parts, azodiisobutyronitrile 0.01 part and nitrogen 20 parts；Described peroxide initiator is one of benzoyl peroxide or peroxidized t-butyl perbenzoate；Described epoxy curing agent is one of poly sebacic polyanhydride, poly-Azelaic Acid acid anhydride, maleic anhydride or tung oil acid anhydride, and preparation method comprises the steps:
One, by butyl acrylate, ethyl acrylate and glycidyl acrylate are put in n-butyl alcohol, uniformly mix, and make mixed solution；
Two, at room temperature azodiisobutyronitrile is added in the mixed solution of step one；
Three, making to add the mixed solution of azodiisobutyronitrile in step 2 under nitrogen protection, be heated to 100 DEG C and react, the response time is 3 hours；
Four, being distilled by decompression by solution reacted in step 3, decompression distills out unreacted monomer and solvent, i.e. can get polyacrylate liquid rubber；
Five, by the polyacrylate liquid rubber in step 4 and bisphenol A type epoxy resin, peroxide initiator and epoxy curing agent, mixture uniformly it is mixed to get；
Six, by the mixture in step 5 in mixing facilities mixing 5 minutes～10 minutes, melting temperature is 130 DEG C～150 DEG C, obtains blend；
Seven, after the blend in step 6 being cooled to 80 DEG C～100 DEG C, pelletize in DY180 series extruders is put into,.
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| CN104099074B (en) * | 2014-06-10 | 2017-02-15 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Volume fracturing reconstruction crack plugging agent and water plugging construction method |
| CN104629102A (en) * | 2015-01-15 | 2015-05-20 | 无为县茂林电缆材料有限公司 | Special oil-resistant aging-resistant natural rubber cable material for oil wells |
| CN106867487A (en) * | 2015-12-10 | 2017-06-20 | 中国石油天然气股份有限公司 | A kind of temporarily stifled diversion agent for reservoir reconstruction and preparation method thereof |
| CN106426672A (en) * | 2016-11-08 | 2017-02-22 | 揭阳市越兴塑胶制品有限公司 | Epoxy resin plastic mold and preparation process thereof |
| CN109705827A (en) * | 2017-10-25 | 2019-05-03 | 中国石油化工股份有限公司 | Oil drilling leak stopping pressure-bearing agent and preparation method thereof |
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