CN1927895A - Nano-micron water-soluble microgel oil displacement material and preparation method thereof - Google Patents
Nano-micron water-soluble microgel oil displacement material and preparation method thereof Download PDFInfo
- Publication number
- CN1927895A CN1927895A CN 200510102420 CN200510102420A CN1927895A CN 1927895 A CN1927895 A CN 1927895A CN 200510102420 CN200510102420 CN 200510102420 CN 200510102420 A CN200510102420 A CN 200510102420A CN 1927895 A CN1927895 A CN 1927895A
- Authority
- CN
- China
- Prior art keywords
- water
- mixture
- reaction system
- soluble
- accounts
- 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
- 239000000463 material Substances 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title claims description 24
- 238000006073 displacement reaction Methods 0.000 title abstract description 8
- 239000000178 monomer Substances 0.000 claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000000839 emulsion Substances 0.000 claims abstract description 37
- 239000002245 particle Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims description 93
- 239000003921 oil Substances 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 35
- 239000000243 solution Substances 0.000 claims description 31
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 22
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 21
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 18
- 239000002904 solvent Substances 0.000 claims description 17
- 238000006116 polymerization reaction Methods 0.000 claims description 16
- -1 polyoxyethylene Polymers 0.000 claims description 16
- 239000013543 active substance Substances 0.000 claims description 15
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 14
- 239000003999 initiator Substances 0.000 claims description 14
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 13
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 12
- 239000007863 gel particle Substances 0.000 claims description 12
- 238000012688 inverse emulsion polymerization Methods 0.000 claims description 10
- 125000000129 anionic group Chemical group 0.000 claims description 9
- 239000008367 deionised water Substances 0.000 claims description 9
- 229910021641 deionized water Inorganic materials 0.000 claims description 9
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 8
- 229920000136 polysorbate Polymers 0.000 claims description 8
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 7
- 238000005352 clarification Methods 0.000 claims description 7
- 238000006392 deoxygenation reaction Methods 0.000 claims description 7
- 238000005649 metathesis reaction Methods 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 238000010792 warming Methods 0.000 claims description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 6
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 6
- 229940048053 acrylate Drugs 0.000 claims description 6
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 6
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 claims description 6
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 5
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 5
- 150000002148 esters Chemical class 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- DAJSVUQLFFJUSX-UHFFFAOYSA-M sodium;dodecane-1-sulfonate Chemical compound [Na+].CCCCCCCCCCCCS([O-])(=O)=O DAJSVUQLFFJUSX-UHFFFAOYSA-M 0.000 claims description 5
- JHPBZFOKBAGZBL-UHFFFAOYSA-N (3-hydroxy-2,2,4-trimethylpentyl) 2-methylprop-2-enoate Chemical compound CC(C)C(O)C(C)(C)COC(=O)C(C)=C JHPBZFOKBAGZBL-UHFFFAOYSA-N 0.000 claims description 4
- NLGDWWCZQDIASO-UHFFFAOYSA-N 2-hydroxy-1-(7-oxabicyclo[4.1.0]hepta-1,3,5-trien-2-yl)-2-phenylethanone Chemical class OC(C(=O)c1cccc2Oc12)c1ccccc1 NLGDWWCZQDIASO-UHFFFAOYSA-N 0.000 claims description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 4
- NWGKJDSIEKMTRX-AAZCQSIUSA-N Sorbitan monooleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-AAZCQSIUSA-N 0.000 claims description 4
- 150000003926 acrylamides Chemical class 0.000 claims description 4
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 4
- 125000003368 amide group Chemical group 0.000 claims description 4
- 239000004359 castor oil Substances 0.000 claims description 4
- 235000019438 castor oil Nutrition 0.000 claims description 4
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 claims description 4
- 239000002283 diesel fuel Substances 0.000 claims description 4
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 claims description 4
- VVWRJUBEIPHGQF-UHFFFAOYSA-N propan-2-yl n-propan-2-yloxycarbonyliminocarbamate Chemical group CC(C)OC(=O)N=NC(=O)OC(C)C VVWRJUBEIPHGQF-UHFFFAOYSA-N 0.000 claims description 4
- 239000008096 xylene Substances 0.000 claims description 4
- PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 claims description 3
- OPRIWFSSXKQMPB-UHFFFAOYSA-N 2-methyl-2-(prop-2-enoylamino)propane-1-sulfonic acid;sodium Chemical compound [Na].OS(=O)(=O)CC(C)(C)NC(=O)C=C OPRIWFSSXKQMPB-UHFFFAOYSA-N 0.000 claims description 3
- JHUFGBSGINLPOW-UHFFFAOYSA-N 3-chloro-4-(trifluoromethoxy)benzoyl cyanide Chemical compound FC(F)(F)OC1=CC=C(C(=O)C#N)C=C1Cl JHUFGBSGINLPOW-UHFFFAOYSA-N 0.000 claims description 3
- RZXLPPRPEOUENN-UHFFFAOYSA-N Chlorfenson Chemical compound C1=CC(Cl)=CC=C1OS(=O)(=O)C1=CC=C(Cl)C=C1 RZXLPPRPEOUENN-UHFFFAOYSA-N 0.000 claims description 3
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 3
- 239000011837 N,N-methylenebisacrylamide Substances 0.000 claims description 3
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 3
- 229920001214 Polysorbate 60 Polymers 0.000 claims description 3
- 244000028419 Styrax benzoin Species 0.000 claims description 3
- 235000000126 Styrax benzoin Nutrition 0.000 claims description 3
- 235000008411 Sumatra benzointree Nutrition 0.000 claims description 3
- 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 description 3
- HVVWZTWDBSEWIH-UHFFFAOYSA-N [2-(hydroxymethyl)-3-prop-2-enoyloxy-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(CO)(COC(=O)C=C)COC(=O)C=C HVVWZTWDBSEWIH-UHFFFAOYSA-N 0.000 claims description 3
- 229960002130 benzoin Drugs 0.000 claims description 3
- 235000019382 gum benzoic Nutrition 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- 239000003350 kerosene Substances 0.000 claims description 3
- VLCAYQIMSMPEBW-UHFFFAOYSA-N methyl 3-hydroxy-2-methylidenebutanoate Chemical group COC(=O)C(=C)C(C)O VLCAYQIMSMPEBW-UHFFFAOYSA-N 0.000 claims description 3
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 3
- UUORTJUPDJJXST-UHFFFAOYSA-N n-(2-hydroxyethyl)prop-2-enamide Chemical compound OCCNC(=O)C=C UUORTJUPDJJXST-UHFFFAOYSA-N 0.000 claims description 3
- NPSSWQJHYLDCNV-UHFFFAOYSA-N prop-2-enoic acid;hydrochloride Chemical compound Cl.OC(=O)C=C NPSSWQJHYLDCNV-UHFFFAOYSA-N 0.000 claims description 3
- 229940047670 sodium acrylate Drugs 0.000 claims description 3
- SONHXMAHPHADTF-UHFFFAOYSA-M sodium;2-methylprop-2-enoate Chemical compound [Na+].CC(=C)C([O-])=O SONHXMAHPHADTF-UHFFFAOYSA-M 0.000 claims description 3
- MNCGMVDMOKPCSQ-UHFFFAOYSA-M sodium;2-phenylethenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C=CC1=CC=CC=C1 MNCGMVDMOKPCSQ-UHFFFAOYSA-M 0.000 claims description 3
- OZFIGURLAJSLIR-UHFFFAOYSA-N 1-ethenyl-2h-pyridine Chemical class C=CN1CC=CC=C1 OZFIGURLAJSLIR-UHFFFAOYSA-N 0.000 claims description 2
- 239000012956 1-hydroxycyclohexylphenyl-ketone Substances 0.000 claims description 2
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 2
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 claims description 2
- KMNCBSZOIQAUFX-UHFFFAOYSA-N 2-ethoxy-1,2-diphenylethanone Chemical compound C=1C=CC=CC=1C(OCC)C(=O)C1=CC=CC=C1 KMNCBSZOIQAUFX-UHFFFAOYSA-N 0.000 claims description 2
- WROUWQQRXUBECT-UHFFFAOYSA-N 2-ethylacrylic acid Chemical compound CCC(=C)C(O)=O WROUWQQRXUBECT-UHFFFAOYSA-N 0.000 claims description 2
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical group OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 claims description 2
- GWZMWHWAWHPNHN-UHFFFAOYSA-N 2-hydroxypropyl prop-2-enoate Chemical compound CC(O)COC(=O)C=C GWZMWHWAWHPNHN-UHFFFAOYSA-N 0.000 claims description 2
- BQZJOQXSCSZQPS-UHFFFAOYSA-N 2-methoxy-1,2-diphenylethanone Chemical compound C=1C=CC=CC=1C(OC)C(=O)C1=CC=CC=C1 BQZJOQXSCSZQPS-UHFFFAOYSA-N 0.000 claims description 2
- KJDCJDRDJJJFSZ-UHFFFAOYSA-N 2-methylidenebutanoic acid hydrochloride Chemical compound Cl.CCC(=C)C(O)=O KJDCJDRDJJJFSZ-UHFFFAOYSA-N 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
- 229920001213 Polysorbate 20 Polymers 0.000 claims description 2
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical group C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 claims description 2
- 239000003502 gasoline Substances 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 2
- YRVUCYWJQFRCOB-UHFFFAOYSA-N n-butylprop-2-enamide Chemical compound CCCCNC(=O)C=C YRVUCYWJQFRCOB-UHFFFAOYSA-N 0.000 claims description 2
- SWPMNMYLORDLJE-UHFFFAOYSA-N n-ethylprop-2-enamide Chemical compound CCNC(=O)C=C SWPMNMYLORDLJE-UHFFFAOYSA-N 0.000 claims description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 claims description 2
- QMMOXUPEWRXHJS-UHFFFAOYSA-N pent-2-ene Chemical group CCC=CC QMMOXUPEWRXHJS-UHFFFAOYSA-N 0.000 claims description 2
- 235000010486 polyoxyethylene sorbitan monolaurate Nutrition 0.000 claims description 2
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 claims description 2
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 claims description 2
- 229920000053 polysorbate 80 Polymers 0.000 claims description 2
- 235000004443 Ricinus communis Nutrition 0.000 claims 7
- 239000004094 surface-active agent Substances 0.000 abstract description 9
- 239000008346 aqueous phase Substances 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 abstract description 2
- 238000012719 thermal polymerization Methods 0.000 abstract 2
- 239000003431 cross linking reagent Substances 0.000 abstract 1
- 229920001002 functional polymer Polymers 0.000 abstract 1
- 238000013517 stratification Methods 0.000 abstract 1
- 239000012071 phase Substances 0.000 description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 238000004132 cross linking Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 3
- OZAIFHULBGXAKX-VAWYXSNFSA-N AIBN Substances N#CC(C)(C)\N=N\C(C)(C)C#N OZAIFHULBGXAKX-VAWYXSNFSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229920001897 terpolymer Polymers 0.000 description 2
- 229920003169 water-soluble polymer Polymers 0.000 description 2
- 239000004971 Cross linker Substances 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Landscapes
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The invention belongs to the field of water-soluble functional polymer nano-micron materials, and particularly relates to a nano-micron wide-size range water-soluble microgel oil displacement material and a method for preparing the stable nano-micron wide-size range water-soluble microgel oil displacement material by adopting an inverse emulsion thermal polymerization method. The invention adopts an inverse emulsion thermal polymerization method to enable water-soluble monomers to react with a cross-linking agent to form a sphere-like pre-cross-linked water-soluble microgel polymer with certain elasticity. The nano-micron water-soluble microgel oil displacement material is in an opaque inverse emulsion state, wherein the aqueous phase microgel is in a sphere-like shape, the particle size is 50 nm-2 mu m, the nano-micron water-soluble microgel oil displacement material has good fluidity and stability, the viscosity is less than 400mPa.s at the room temperature of 25 ℃, no obvious oil-water stratification phenomenon exists after standing for 15 days-half a year, the water-soluble surfactant and the nano-micron water-soluble microgel oil displacement material are injected into water simultaneously, the nano-micron water-soluble microgel oil displacement material can be directly and rapidly dispersed, and the particle size of the fully dispersed.
Description
Technical field
The invention belongs to water-solubility function polymer nano and micro materials field, be particularly related to and receive the wide size range water-soluble microgel reservoir oil material of micron, and adopt the stable method of receiving the wide size range water-soluble microgel reservoir oil material of micron of reversed-phase emulsion thermopolymerization method preparation.
Background technology
Water-soluble polymer microgel type profile-controlling and plugging agent begins to use in the most of oil field of China as a kind of type material that can effectively improve the oil recovery ratio in recent years.At present, this microgranular cross linked water soluble polymer preparation methods mainly contains three kinds: (1) online crosslinking polymerization, promptly polymkeric substance/linking agent dilute solution is crosslinked in the on-the-spot generation in the stratum of injecting, and forms microgel.Partially hydrolyzed polyacrylamide (HPAM)/metal ion Al for example
3+, Cr
3+, linking agents such as formaldehyde under conditions suitable, can keep flowability and injectability in the long term, thus the deep rate of permeation is hidden in adjustable fuel-economizing.But this reactive mode is subjected to the influence of stratum and impurity, and fractionation by adsorption easily takes place, and effects such as flocculation sediment were lost efficacy system.Simultaneously, again because of the diluent injection rate is big, there are many difficulties in actual applications in the energy consumption height.(2) ground surface crosslinking system promptly utilizes polymkeric substance and linking agent to carry out precrosslink on ground, and prepared gel has good reliability.But, because system viscosity is very big, can not enter earth formation deep, generally can only be used for nearly well profile control or water blockoff.And because shear on the stratum, the gel particle size can be more and more littler, loses the effect of shutoff at last.(3) precrosslink polymerization, promptly monomer/linking agent adopts suitable polymerizing condition to carry out crosslinking polymerization, forms the microgel of certain size.This method can satisfy the water plugging and profile controlling needs of reality according to the situation of the stratal configuration and the penetrating passage in actual oil field by structure, the form of polymerization control microgel.(In-Depth Colloidal Dispersion Gels Improve Oil RecoveryEfficiency uses colloid dispersion gel deep transfer drive with raising oil recovery Mark.J.C., Smith J.E., and SPE 27780.527~539, and 1994; Lower concentration partially hydrolyzed polyacrylamide and Tiorco 677 cross-linking system rheology study Sun Aijun, Wu Zhaoliang, Lin Meiqin, Li Mingyuan, University of Petroleum's journal: natural science edition 2004,28 (5) 65~69).
Summary of the invention
A purpose of the present invention provide receive the micron a wide size range water-soluble microgel reservoir oil material.
Another object of the present invention provides the method that adopts the preparation of reversed-phase emulsion thermopolymerization method to receive the wide size range water-soluble microgel reservoir oil material of micron, this method has simple to operate, a polymerization can be prepared the micro-gel particles of size distribution from tens nanometers to several microns, energy consumption of reaction is low, characteristics such as easy to control, be convenient to design and the microgel oil displacing material of synthetic different size and different structure, prepare receive the micron wide size range the water-soluble microgel reservoir oil material room temperature under can keep stable for a long time, tangible profit demixing phenomenon do not occur, can adapt to the needs of different reservoir formation structures and injection technology.
The present invention adopts reversed-phase emulsion thermopolymerization method to make water-soluble monomer and linking agent reaction formation have the spherical precrosslink water-soluble microgel of certain elastic class polymkeric substance.
Inverse emulsion polymerization is that employing external phase is that oil phase, disperse phase are water, utilizes tensio-active agent that monomer solution is cut apart the methods that are surrounded as several reaction microcells and prepares the water-soluble microgel polymkeric substance.Profit phase demixing phenomenon promptly takes place in the microgel system poor stability that general inverse emulsion polymerization is prepared in the short period of time, product can not satisfy the needs of the actual injection technology of oil field profile control and water plugging material.The microgel that reversed-phase emulsion thermopolymerization method of the present invention is prepared ties up under the room temperature condition and can keep stable for a long time, and viscosity is low, good fluidity, compare with other cross-linked polymer microgel, in oil field practice application, it is simple to have injection device, and energy consumption is low, easy to operate, little advantage influenced by ambient temperature.This preparation method, a polymerization can be prepared the micro-gel particles of size distribution from tens nanometers to several microns, adjustment by degree of hydrolysis and crosslinking degree, can control the size after particle disperses to expand effectively in water, thereby can be good at satisfying the profile control and water plugging needs of oil-bearing formation under the broad permeability range condition.
The present invention adopt reversed-phase emulsion thermopolymerization method directly preparation receive the wide size range microgel oil displacing material of micron, receive the wide size range microgel oil displacing material of micron by adopting acrylamide/anionic monomer/the 3rd monomer to synthesize terpolymer; Low temperature thermal decomposition type initiator causes in the employing; Adopt the composite use of kinds of surface promoting agent, help the stable of reversed-phase emulsion system like this, help the control of particle diameter, help product and in water, have good dispersiveness.
The micron water-soluble microgel reservoir oil material of receiving of the present invention is opaque reversed-phase emulsion state, wherein the water microgel is the class sphere, particle diameter is 50nm~2 μ m, it has good flowability and stable, 25 ℃ of following viscosity<400mPa.s of room temperature, leaving standstill does not have obvious profit demixing phenomenon 15 days~half a year, injects water soluble surfactant active and this material in water simultaneously, can directly disperse fast, the micro-gel particles particle diameter after fully disperseing to expand is 100nm~20 μ m.
The micron water-soluble microgel reservoir oil material of receiving of the present invention, by percentage to the quality, this oil displacing material by:
Acrylamide (AM) 10~30%
Soluble anionic monomers 0.1~20%
The 3rd monomer (M
3) 0.1~10%
Tensio-active agent 1~15%
Solvent 1 (oil phase) 20~60%
Solvent 2 (oil phase) 0.1~0.5%
Deionized water 20~35%
And the thermal initiator that accounts for the linking agent of reaction monomers total mass 0.01~10% and account for reaction monomers total mass 0.1~1.0% is formed.
Employing reversed-phase emulsion thermopolymerization method of the present invention preparation is received the method for micron water-soluble microgel reservoir oil material and be may further comprise the steps, by percentage to the quality,
(1) monomer solution preparation
The acrylamide that accounts for reaction system 10~30% is dissolved in the deionized water that accounts for reaction system 20~35%, after stirring makes it dissolving, add the soluble anionic monomers that accounts for reaction system 0.1~20%, add the 3rd monomer that accounts for reaction system 0.1~10% again, after treating to dissolve fully, add the linking agent that accounts for reaction monomers total mass 0.1~10% again, be stirred well to the no solid insoluble of solution clarification, adopt the 1wt%NaOH aqueous solution that solution is adjusted to pH=7.
(2) reversed-phase emulsion system preparation
The tensio-active agent that accounts for reaction system 1~15% is dissolved in the solvent 1 that accounts for reaction system 20~60%, after treating that abundant dispersing and dissolving evenly, the monomer solution of step (1) is slowly added, fully stir, can obtain opaque inverse emulsion polymerization reaction system.
(3) heat polymerization
After the thermal initiator usefulness that accounts for reaction monomers total mass 0.1~1.0% being accounted for solvent 2 dissolvings of reaction system 0.1~0.5%, join in the reversed-phase emulsion system of step (2), after stirring, feed rare gas element more than 1 hour, with the oxygen of replacement(metathesis)reaction system, make to be reflected under the deoxygenation conditions and carry out, slowly be warming up to 45 ℃~65 ℃, and kept 5~8 hours, reaction system remains opaque emulsion state, wherein the water microgel is the class sphere, and particle diameter is 50nm~2 μ m.
Of the present inventionly receive micron water-soluble microgel reservoir oil material in use, in water, inject water soluble surfactant active and Na micron water-soluble microgel reservoir oil material simultaneously, can directly disperse fast, the water micro-gel particles particle diameter of micron water-soluble microgel reservoir oil material received after fully disperseing to expand is 100nm~20 μ m.
It is the crosslinked terpolymer of a class that the present invention adopts the microgranular water-soluble microgel of reversed-phase emulsion thermopolymerization method synthetic, and it contains non-ionic water-soluble monomer, soluble anionic monomers and the 3rd monomer (M
3), the 3rd monomer (M wherein
3) can select various monomers to give new character of product and function by different needs, the 3rd monomer accounts for 10~50% of monomer total mass in polymerization reaction system, and preferred 30~40%.The ratio that non-ionic water-soluble monomer and soluble anionic monomers are occupied is not less than 50% of monomer total mass, should be controlled at more than 70% of monomer total mass generally speaking.
Described non-ionic water-soluble monomer is acrylamide (AM).
Described soluble anionic monomers is selected from one or more the mixture etc. in vinylformic acid, sodium acrylate, methacrylic acid, sodium methacrylate, 2-acrylamido-2-methyl propane sulfonic acid sodium, sodium allyl sulfonate, the Sodium styrene sulfonate.
Described the 3rd monomer (M
3) be selected from one or more the mixture etc. in acrylamide derivative, acrylate, methacrylic ester, N-vinyl pyridine salt, the N-vinyl pyrrolidone.
Described acrylamide derivative is selected from one or more the mixture etc. in N methacrylamide, N-ethyl acrylamide, N-butyl acrylamide, the N-hydroxyethyl acrylamide.
Described acrylate is selected from Hydroxyethyl acrylate, Propylene glycol monoacrylate, vinylformic acid hydroxy butyl ester, beta-amido ethyl propylene acid esters, N, N dimethylamine base ethyl propylene acid esters, N, N dimethylamine base ethylacrylic acid vitriol, N, N dimethylamine base ethylacrylic acid hydrochloride, N, N dimethylamine base oxethyl acrylate, N, the mixture of one or more in the N dimethylamine base oxethyl acrylic acid hydrochloride etc.
Described methacrylic ester is hydroxyethyl methylacrylate or dimethylaminoethyl methacrylate.
The linking agent of selecting among the present invention is to adopt bifunctional or polyfunctional group water-soluble cross-linker, as one or more the mixture etc. in N,N methylene bis acrylamide, diallyldimethylammonium chloride, polyoxyethylene glycol double methacrylate, the pentaerythritol triacrylate.Consumption is 0.1%~10%.
Reversed-phase emulsion thermopolymerization system of the present invention, oil-continuous phase medium (solvent 1) can be selected one or more the mixture etc. in aliphatic hydrocarbon, various model solvent oil or the aromatic hydrocarbons for use, its ratio is generally 20~60% (mass percentage concentration), is good with 30~50% especially.
Described aliphatic hydrocarbon is selected from one or more the mixture etc. in octane, decane, the hexanaphthene.
Described solvent oil is selected from one or more the mixture etc. in kerosene, white oil, diesel oil, gasoline, the petroleum naphtha.
Described aromatic hydrocarbons is selected from one or more the mixture etc. in the benzene,toluene,xylene.
The solvent of solution heat initiator among the present invention (solvent 2) can be selected aromatic hydrocarbons for use, as: the mixture of one or more in the benzene,toluene,xylene etc.
Tensio-active agent among the present invention is one or more the mixture etc. in department class (Span) series, tween (Tween) series, polyoxyethylene castor oil (EL) series, the two different monooctyl ester sulfonate (AOT) of succsinic acid, sodium laurylsulfonate (SDS), the cetyl trimethylammonium bromide (CTAB).Oleophylic-the hydrophilic balance of tensio-active agent (HLB) answers<9, is good with 6~8 especially.But the character according to different monomers and oil phase combination can change, to obtain the inverse emulsion polymerization system of best stabilized.The consumption of tensio-active agent is generally 1~15%, is good with 5~10% especially.
Described department class (Span) series is selected from one or more the mixture etc. among Si Ban-60, Si Ban-65, span-80, the Si Ban-85.
Described tween (Tween) series is selected from one or more the mixture etc. in tween 20, Tween-40, Tween-60, tween-80, tween-61, Tween-81, Tween-65, the tween 85.
Described polyoxyethylene castor oil (EL) series is selected from one or more the mixture etc. among EL-10, EL-20, EL-30, EL-40, EL-60, EL-80, the EL-90.
The thermal initiator that the present invention adopts belongs to the molten type initiator of single component thermal cracking oil, is selected from one or more the mixture etc. in acetophenone derivs that st-yrax, benzoin ether analog derivative, hydroxyl or amido replace, organo-peroxide, the tetrazo initiator.The thermal initiator consumption is 0.1%~1.0% of a total monomer amount.
Described benzoin ether analog derivative is selected from one or more the mixture etc. in benzoin methyl ether, Benzoin ethyl ether, the benzoin dimethylether (I-651).
The acetophenone derivs that described hydroxyl or amido replace is selected from 1-hydroxy-cyclohexyl phenyl ketone (I-184), the 2-methyl isophthalic acid-[mixture of one or more in 4-(methyl thio-phenyl)-2-morpholino acetone (I-907), 4-(2-hydroxyl-oxethyl) phenyl-(2-hydroxy-2-methyl propyl group) ketone (I-2959), the 2-hydroxy-2-methyl-1-phenyl-acetone (D-1173) etc.
Described organo-peroxide is selected from benzoyl peroxide (BPO), dicumyl peroxide, the mixture of one or more in the benzoyl peroxide tert-butyl ester etc.
Described tetrazo initiator is Diisopropyl azodicarboxylate (AIBN) or azo-bis-isobutyrate hydrochloride (AIBA).
Described rare gas element is nitrogen, argon gas, helium etc.
The present invention adopts the legal direct preparation of reversed-phase emulsion hot polymerization to receive the technology of the wide size water-soluble microgel of micron, has characteristics such as reaction is easy to control, production efficiency height, energy consumption is low, reaction system is stable, the easy control of easy and simple to handle, size.In system of the present invention, product reversed-phase emulsion gel aqueous phase particle diameter is controlled at 50nm~2 μ m, it has good flowability and stable, 25 ℃ of viscosity<400mPa.s of room temperature, leave standstill under 25 ℃ and do not have obvious profit demixing phenomenon 15 days~half a year, inject water soluble surfactant active and this material simultaneously in water, can directly disperse fast, the micro-gel particles particle diameter after fully disperseing to expand is 100nm~20 μ m.As the material of the displacement of reservoir oil, they have good flowability and injection.
Embodiment
Embodiment 1
(1) monomer solution preparation
The acrylamide that accounts for reaction system 27% is dissolved in the deionized water that accounts for reaction system 28%, after stirring makes it dissolving, add the sodium acrylate that accounts for reaction system 0.5%, add the N-vinyl pyrrolidone that accounts for reaction system 0.1% again, after treating to dissolve fully, add the N,N methylene bis acrylamide that accounts for reaction monomers total mass 0.01% again, be stirred well to the no solid insoluble of solution clarification, adopt the 1%NaOH aqueous solution that solution is adjusted to pH=7.
(2) reversed-phase emulsion system preparation
Tensio-active agent (the span-80: 6% of reaction system 9% will be accounted for, Tween-60: 3%) dissolve in the diesel oil that accounts for reaction system 35%, after treating that abundant dispersing and dissolving evenly, the monomer solution of step (1) is slowly added, fully stir, can obtain opaque inverse emulsion polymerization reaction system.
(3) heat polymerization
After Diisopropyl azodicarboxylate (AIBN) usefulness that accounts for reaction monomers total mass 0.1% being accounted for the toluene dissolving of reaction system 0.4%, join in the reversed-phase emulsion system of step (2), after stirring, feed nitrogen more than 1 hour, oxygen with the replacement(metathesis)reaction system, make to be reflected under the deoxygenation conditions and carry out, slowly be warming up to 50 ℃, and kept 7 hours, reaction system remains opaque emulsion state, wherein the water microgel is the class sphere, particle size range 50nm~2 μ m, 25 ℃ of viscosity 350mPa.s of room temperature, leave standstill under 25 ℃ and do not have obvious profit demixing phenomenon in 3 months, inject water soluble surfactant active and this material simultaneously in water, can directly disperse fast, the micro-gel particles particle size range after fully disperseing to expand is 100nm~20 μ m.
Embodiment 2
(1) monomer solution preparation
The acrylamide that accounts for reaction system 20% is dissolved in the deionized water that accounts for reaction system 30%, after stirring makes it dissolving, add the 2-acrylamido-2-methyl propane sulfonic acid sodium that accounts for reaction system 1%, add the N-hydroxyethyl acrylamide that accounts for reaction system 0.5% again, after treating to dissolve fully, add the diallyldimethylammonium chloride that accounts for reaction monomers total mass 0.1% again, be stirred well to the no solid insoluble of solution clarification, adopt the 1%NaOH aqueous solution that solution is adjusted to pH=7.
(2) reversed-phase emulsion system preparation
Tensio-active agent (Si Ban-the 85:6% of reaction system 11% will be accounted for, EL-40:5%) dissolve in the white oil mixed solvent of the diesel oil that accounts for reaction system 20% and 17%, after treating that abundant dispersing and dissolving evenly, the monomer solution of step (1) is slowly added, fully stir, can obtain opaque inverse emulsion polymerization reaction system.
(3) heat polymerization
After Diisopropyl azodicarboxylate (AIBN) usefulness that accounts for reaction monomers total mass 0.5% being accounted for the benzene dissolving of reaction system 0.5%, join in the reversed-phase emulsion system of step (2), after stirring, feed nitrogen more than 1 hour, oxygen with the replacement(metathesis)reaction system, make to be reflected under the deoxygenation conditions and carry out, slowly be warming up to 55 ℃, and kept 6 hours, reaction system remains opaque emulsion state, wherein the water microgel is the class sphere, and particle diameter is 50nm~1 μ m, 25 ℃ of viscosity 300mPa.s of room temperature, leave standstill under 25 ℃ and do not have obvious profit demixing phenomenon in 5 months, inject water soluble surfactant active and this material simultaneously in water, can directly disperse fast, the micro-gel particles particle diameter after fully disperseing to expand is 100nm~5 μ m.
Embodiment 3
(1) monomer solution preparation
The acrylamide that accounts for reaction system 25% is dissolved in the deionized water that accounts for reaction system 26%, after stirring makes it dissolving, add the sodium allyl sulfonate that accounts for reaction system 5%, add the beta-amido ethyl propylene acid esters that accounts for reaction system 3% again, after treating to dissolve fully, add the polyoxyethylene glycol double methacrylate that accounts for reaction monomers total mass 1% again, be stirred well to the no solid insoluble of solution clarification, adopt the 1%NaOH aqueous solution that solution is adjusted to pH=7.
(2) reversed-phase emulsion system preparation
Tensio-active agent (Si Ban-the 60:7% of reaction system 10.7% will be accounted for, cetyl trimethylammonium bromide (CTAB): 3.7%) dissolve in the kerosene that accounts for reaction system 30%, after treating that abundant dispersing and dissolving evenly, the monomer solution of step (1) is slowly added, fully stir, can obtain opaque inverse emulsion polymerization reaction system.
(3) heat polymerization
To account for the azo-bis-isobutyrate hydrochloride (AIBA) of reaction monomers total mass 1% with after accounting for the xylene soluble of reaction system 0.3%, join in the reversed-phase emulsion system of step (2), after stirring, feed nitrogen more than 1 hour, oxygen with the replacement(metathesis)reaction system, make to be reflected under the deoxygenation conditions and carry out, slowly be warming up to 50 ℃, and kept 7 hours, reaction system remains opaque emulsion state, wherein the water microgel is the class sphere, and particle diameter is 80nm~800nm, 25 ℃ of viscosity 270mPa.s of room temperature, leave standstill under 25 ℃ and do not have obvious profit demixing phenomenon in 4 months, inject water soluble surfactant active and this material simultaneously in water, can directly disperse fast, the micro-gel particles particle diameter after fully disperseing to expand is 120nm~2 μ m.
Execute example 4
(1) monomer solution preparation
The acrylamide that accounts for reaction system 15% is dissolved in the deionized water that accounts for reaction system 20%, after stirring makes it dissolving, add the Sodium styrene sulfonate that accounts for reaction system 10%, add the hydroxyethyl methylacrylate that accounts for reaction system 5% again, after treating to dissolve fully, add the pentaerythritol triacrylate that accounts for reaction monomers total mass 5% again, be stirred well to the no solid insoluble of solution clarification, adopt the 1%NaOH aqueous solution that solution is adjusted to pH=7.
(2) reversed-phase emulsion system preparation
Tensio-active agent (Si Ban-the 65:7% of reaction system 9% will be accounted for, the two different monooctyl ester sulfonate (AOT) of succsinic acid: 2%) dissolve in the hexanaphthene that accounts for reaction system 40.5%, after treating that abundant dispersing and dissolving evenly, the monomer solution of step (1) is slowly added, fully stir, can obtain opaque inverse emulsion polymerization reaction system.
(3) heat polymerization
After benzoyl peroxide (BPO) usefulness that accounts for reaction monomers total mass 2% being accounted for the toluene dissolving of reaction system 0.5%, join in the reversed-phase emulsion system of step (2), after stirring, feed helium more than 1 hour, oxygen with the replacement(metathesis)reaction system, make to be reflected under the deoxygenation conditions and carry out, slowly be warming up to 60 ℃, and kept 7 hours, reaction system remains opaque emulsion state, wherein the water microgel is the class sphere, and particle diameter is 50nm~500nm, 25 ℃ of viscosity 240mPa.s of room temperature, leave standstill under 25 ℃ and do not have obvious profit demixing phenomenon half a year, inject water soluble surfactant active and this material simultaneously in water, can directly disperse fast, the micro-gel particles particle diameter after fully disperseing to expand is 100nm~1 μ m.
Embodiment 5
(1) monomer solution preparation
The acrylamide that accounts for reaction system 20% is dissolved in the deionized water that accounts for reaction system 25%, after stirring makes it dissolving, add the sodium methacrylate that accounts for reaction system 20%, add the N that accounts for reaction system 7% again, N dimethylamine base oxethyl acrylic acid hydrochloride is after treating to dissolve fully, add the N that accounts for reaction monomers total mass 10% again, the N-methylene-bisacrylamide is stirred well to the no solid insoluble of solution clarification, adopts the 1%NaOH aqueous solution that solution is adjusted to pH=7.
(2) reversed-phase emulsion system preparation
Tensio-active agent (the span-80: 4.5% of reaction system 5% will be accounted for, sodium laurylsulfonate (SDS): 0.5%) dissolve in the petroleum naphtha that accounts for reaction system 22.7%, after treating that abundant dispersing and dissolving evenly, the monomer solution of step (1) is slowly added, fully stir, can obtain opaque inverse emulsion polymerization reaction system.
(3) heat polymerization
After benzoin dimethylether (I-651) usefulness that accounts for reaction monomers total mass 3% being accounted for the toluene dissolving of reaction system 0.3%, join in the reversed-phase emulsion system of step (2), after stirring, feed argon gas more than 1 hour, oxygen with the replacement(metathesis)reaction system, make to be reflected under the deoxygenation conditions and carry out, slowly be warming up to 65 ℃, and keep little at 8 o'clock, reaction system remains opaque emulsion state, wherein the water microgel is the class sphere, and particle diameter is 50nm~200nm, 25 ℃ of viscosity 210mPa.s of room temperature, leave standstill under 25 ℃ and do not have obvious profit demixing phenomenon half a year, inject water soluble surfactant active and this material simultaneously in water, can directly disperse fast, the micro-gel particles particle diameter after fully disperseing to expand is 100nm~800nm.
Claims (10)
1. receive micron water-soluble microgel reservoir oil material for one kind, it is characterized in that, by percentage to the quality, this oil displacing material by:
Acrylamide 10~30%
Soluble anionic monomers 0.1~20%
The 3rd monomer 0.1~10%
Tensio-active agent 1~15%
Solvent 1 20~60%
Solvent 2 0.1~0.5%
Deionized water 20~35%
And the thermal initiator that accounts for the linking agent of reaction monomers total mass 0.01~10% and account for reaction monomers total mass 0.1~1.0% is formed;
Described soluble anionic monomers is selected from one or more the mixture in vinylformic acid, sodium acrylate, methacrylic acid, sodium methacrylate, 2-acrylamido-2-methyl propane sulfonic acid sodium, sodium allyl sulfonate, the Sodium styrene sulfonate;
Described the 3rd monomer is selected from one or more the mixture in acrylamide derivative, acrylate, methacrylic ester, N-vinyl pyridine salt, the N-vinyl pyrrolidone;
Oleophylic-the hydrophilic balance of described tensio-active agent<9;
Described solvent 1 is selected from one or more the mixture in aliphatic hydrocarbon, solvent oil or the aromatic hydrocarbons;
Described solvent 2 is an aromatic hydrocarbons.
2. material according to claim 1 is characterized in that: described acrylamide derivative is selected from one or more the mixture in N methacrylamide, N-ethyl acrylamide, N-butyl acrylamide, the N-hydroxyethyl acrylamide;
Described acrylate is selected from Hydroxyethyl acrylate, Propylene glycol monoacrylate, vinylformic acid hydroxy butyl ester, beta-amido ethyl propylene acid esters, N, N dimethylamine base ethyl propylene acid esters, N, N dimethylamine base ethylacrylic acid vitriol, N, N dimethylamine base ethylacrylic acid hydrochloride, N, N dimethylamine base oxethyl acrylate, N, the mixture of one or more in the N dimethylamine base oxethyl acrylic acid hydrochloride;
Described methacrylic ester is hydroxyethyl methylacrylate or dimethylaminoethyl methacrylate.
3. material according to claim 1, it is characterized in that: described linking agent is selected from one or more the mixture in N,N methylene bis acrylamide, diallyldimethylammonium chloride, polyoxyethylene glycol double methacrylate, the pentaerythritol triacrylate.
4. material according to claim 1 is characterized in that: described aliphatic hydrocarbon is selected from one or more the mixture in octane, decane, the hexanaphthene;
Described solvent oil is selected from one or more the mixture in kerosene, white oil, diesel oil, gasoline, the petroleum naphtha;
Described aromatic hydrocarbons is selected from one or more the mixture in the benzene,toluene,xylene.
5. material according to claim 1 is characterized in that: described tensio-active agent is selected from one or more the mixture in department class, tween, polyoxyethylene castor oil, succsinic acid pair different monooctyl ester sulfonate, sodium laurylsulfonate, the cetyl trimethylammonium bromide.
6. material according to claim 5 is characterized in that: described department class is selected from one or more the mixture among Si Ban-60, Si Ban-65, span-80, the Si Ban-85;
Described tween is selected from one or more the mixture in tween 20, Tween-40, Tween-60, tween-80, tween-61, Tween-81, Tween-65, the tween 85;
Described polyoxyethylene castor oil is selected from one or more the mixture in polyoxyethylene castor oil-10, polyoxyethylene castor oil-20, polyoxyethylene castor oil-30, polyoxyethylene castor oil-40, polyoxyethylene castor oil-60, polyoxyethylene castor oil-80, the polyoxyethylene castor oil-90.
7. material according to claim 1 is characterized in that: described initiator is selected from one or more the mixture in acetophenone derivs that st-yrax, benzoin ether analog derivative, hydroxyl or amido replace, organo-peroxide, the tetrazo initiator.
8. material according to claim 7 is characterized in that: described benzoin ether analog derivative is selected from one or more the mixture in benzoin methyl ether, Benzoin ethyl ether, the benzoin dimethylether;
The acetophenone derivs that described hydroxyl or amido replace is selected from 1-hydroxy-cyclohexyl phenyl ketone, the 2-methyl isophthalic acid-[mixture of one or more in 4-(methyl thio-phenyl)-2-morpholino acetone, 4-(2-hydroxyl-oxethyl) phenyl-(2-hydroxy-2-methyl propyl group) ketone, the 2-hydroxy-2-methyl-1-phenyl-acetone;
Described organo-peroxide is selected from one or more the mixture in benzoyl peroxide, dicumyl peroxide, the benzoyl peroxide tert-butyl ester;
Described tetrazo initiator is Diisopropyl azodicarboxylate or azo-bis-isobutyrate hydrochloride.
9. material according to claim 1 is characterized in that: the particle diameter of the water micro-gel particles of described microgel oil displacing material is 50nm~2 μ m; Viscosity<400mPa.s under the room temperature.
10. one kind is to adopt the reversed-phase emulsion hot polymerization legal according to each described preparation methods of claim 1~9, and this method may further comprise the steps, by percentage to the quality,
(1) monomer solution preparation
The acrylamide that accounts for reaction system 10~30% is dissolved in the deionized water that accounts for reaction system 20~35%, after stirring makes it dissolving, add the soluble anionic monomers that accounts for reaction system 0.1~20%, add the 3rd monomer that accounts for reaction system 0.1~10% again, after treating to dissolve fully, add the linking agent that accounts for reaction monomers total mass 0.1~10% again, be stirred well to the no solid insoluble of solution clarification, adopt the NaOH aqueous solution that solution is adjusted to pH=7;
(2) reversed-phase emulsion system preparation
The tensio-active agent that accounts for reaction system 1~15% is dissolved in the solvent 1 that accounts for reaction system 20~60%, treat that abundant dispersing and dissolving evenly after, the monomer solution of step (1) is slowly added, fully stir, obtain opaque inverse emulsion polymerization reaction system;
(3) heat polymerization
After the thermal initiator usefulness that accounts for reaction monomers total mass 0.1~1.0% being accounted for solvent 2 dissolvings of reaction system 0.1~0.5%, join in the reversed-phase emulsion system of step (2), after stirring, feed the oxygen of rare gas element, make to be reflected under the deoxygenation conditions and carry out, slowly be warming up to 45 ℃~65 ℃ with the replacement(metathesis)reaction system, and kept 5~8 hours, reaction system remains opaque emulsion state, and wherein the water microgel is the class sphere, and particle diameter is 50nm~2 μ m.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005101024201A CN100434447C (en) | 2005-09-09 | 2005-09-09 | Nano-micron water-soluble microgel oil displacement material and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2005101024201A CN100434447C (en) | 2005-09-09 | 2005-09-09 | Nano-micron water-soluble microgel oil displacement material and preparation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1927895A true CN1927895A (en) | 2007-03-14 |
CN100434447C CN100434447C (en) | 2008-11-19 |
Family
ID=37858047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005101024201A Active CN100434447C (en) | 2005-09-09 | 2005-09-09 | Nano-micron water-soluble microgel oil displacement material and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100434447C (en) |
Cited By (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101429425A (en) * | 2007-11-07 | 2009-05-13 | 中国石化集团中原石油勘探局钻井工程技术研究院 | Process for preparing vinyl sulphonate polymer drilling fluid finishing agent |
CN102242625A (en) * | 2011-04-25 | 2011-11-16 | 中国石油化工股份有限公司 | Method for improving recovery ratio of crude oil of oil deposit after polymer flooding |
CN102382244A (en) * | 2011-08-17 | 2012-03-21 | 西南石油大学 | Gelation-delayed in-situ polymerized water shutoff gel for high-temperature reservoirs |
CN102392627A (en) * | 2011-11-16 | 2012-03-28 | 中国石油天然气股份有限公司 | Method for improving oil field recovery ratio |
CN102391418A (en) * | 2011-10-11 | 2012-03-28 | 西南石油大学 | Hydrophobically associating water-soluble polymer (HAWSP) oil displacement agent and synthesis method thereof |
CN102399345A (en) * | 2010-09-14 | 2012-04-04 | 中国科学院理化技术研究所 | Preparation method of emulsion deep profile control and flooding agent containing gel microspheres with core-shell structures and emulsion deep profile control and flooding agent |
CN102432747A (en) * | 2010-09-29 | 2012-05-02 | 中国石油化工股份有限公司 | Amine lactone type amphoteric high polymer emulsion as well as preparation method and application thereof |
CN102725376A (en) * | 2009-09-22 | 2012-10-10 | M-I有限公司 | Invert emulsion fluids with high internal phase concentration |
CN102797443A (en) * | 2012-08-27 | 2012-11-28 | 北京科技大学 | Method for exploiting residual crude oil in low-permeability oilfield by using polymer micro/nanoparticle |
CN101314712B (en) * | 2008-07-18 | 2014-07-02 | 中国石油大学(华东) | Microsphere modifying and flooding agent, displacement of reservoir oil system and displacement of reservoir oil method |
CN104231152A (en) * | 2014-10-09 | 2014-12-24 | 江苏奥莱特新材料有限公司 | Preparation method of concrete thickener |
CN104371692A (en) * | 2014-11-21 | 2015-02-25 | 天津大港油田滨港集团博弘石油化工有限公司 | Deep coating composite gel modifying and flooding agent for oil recovery and preparation method of deep coating composite gel modifying and flooding agent |
US9004167B2 (en) | 2009-09-22 | 2015-04-14 | M-I L.L.C. | Methods of using invert emulsion fluids with high internal phase concentration |
CN104558401A (en) * | 2013-10-14 | 2015-04-29 | 郭保祥 | Multi-functional ion association type emulsion and preparation method thereof |
CN105037623A (en) * | 2015-08-27 | 2015-11-11 | 山东聚鑫化工有限公司 | Preparation method of displacement polymer concentrated water solution for large-size oilfields |
CN105524215A (en) * | 2014-10-24 | 2016-04-27 | 中国石油化工股份有限公司 | Heatproof salt-resistant acrylamide polymer microsphere dispersed system and preparation method and use thereof |
CN105829643A (en) * | 2013-11-22 | 2016-08-03 | 贝克休斯公司 | Methods of obtaining a hydrocarbon material contained within a subterranean formation, and related stabilized emulsions |
CN106573997A (en) * | 2014-08-08 | 2017-04-19 | S.P.C.M.股份公司 | Water-soluble hydroxyalkyl polymer obtained by a method of inverse suspension or inverse emulsion polymerisation |
CN106837217A (en) * | 2015-09-17 | 2017-06-13 | 弗洛泰克化学有限责任公司 | For oil well and/or the composition comprising terpenol and method of gas well |
CN108341910A (en) * | 2017-01-23 | 2018-07-31 | 中国科学院化学研究所 | Nucleocapsid microgel and its improve colloidal materials aspect of performance application |
US10060237B2 (en) | 2013-11-22 | 2018-08-28 | Baker Hughes, A Ge Company, Llc | Methods of extracting hydrocarbons from a subterranean formation, and methods of treating a hydrocarbon material within a subterranean formation |
CN108752517A (en) * | 2018-06-01 | 2018-11-06 | 浙江三赢新材料有限公司 | A kind of formula and preparation method thereof of noctilucence bullet pearl |
CN109011701A (en) * | 2018-08-02 | 2018-12-18 | 华南理工大学 | One kind having pH responsiveness water-oil separating material and the preparation method and application thereof |
CN110734751A (en) * | 2019-09-24 | 2020-01-31 | 陕西延长石油(集团)有限责任公司研究院 | high-temperature-resistant composite strengthening gel plugging agent and preparation method thereof |
CN111471132A (en) * | 2020-05-19 | 2020-07-31 | 陕西日新石油化工有限公司 | Antibacterial and mildewproof flexible gel particles, oil displacement agent and preparation method of oil displacement agent |
CN114085661A (en) * | 2021-11-05 | 2022-02-25 | 清华大学 | Gel particle emulsion liquid system and method for improving recovery ratio thereof |
CN114106808A (en) * | 2021-11-29 | 2022-03-01 | 宁波锋成先进能源材料研究院有限公司 | Hydrogel particles and preparation method and application thereof |
CN114344950A (en) * | 2021-12-15 | 2022-04-15 | 北京中石大绿色能源科技有限公司 | Super-hydrophilic-super-oleophobic surface stable in air-water-oil and preparation method and application thereof |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101747885B (en) * | 2008-12-15 | 2013-05-15 | 安徽天润化学工业股份有限公司 | Method for preparing high molecular weight salt-resistant polymer oil displacement agents |
CN102562012B (en) * | 2010-12-27 | 2015-07-08 | 中国石油天然气股份有限公司 | Method for improving recovery ratio of water-flooding developed common heavy oil reservoir |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1250590C (en) * | 2003-11-17 | 2006-04-12 | 中国科学院理化技术研究所 | Photopolymerization method of ternary polymerization water-soluble polymer inverse microemulsion taking acrylamide as main body |
-
2005
- 2005-09-09 CN CNB2005101024201A patent/CN100434447C/en active Active
Cited By (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101429425A (en) * | 2007-11-07 | 2009-05-13 | 中国石化集团中原石油勘探局钻井工程技术研究院 | Process for preparing vinyl sulphonate polymer drilling fluid finishing agent |
CN101314712B (en) * | 2008-07-18 | 2014-07-02 | 中国石油大学(华东) | Microsphere modifying and flooding agent, displacement of reservoir oil system and displacement of reservoir oil method |
US9004167B2 (en) | 2009-09-22 | 2015-04-14 | M-I L.L.C. | Methods of using invert emulsion fluids with high internal phase concentration |
CN102725376A (en) * | 2009-09-22 | 2012-10-10 | M-I有限公司 | Invert emulsion fluids with high internal phase concentration |
CN102399345B (en) * | 2010-09-14 | 2013-12-18 | 中国科学院理化技术研究所 | Preparation method of emulsion deep profile control and flooding agent containing gel microspheres with core-shell structures and emulsion deep profile control and flooding agent |
CN102399345A (en) * | 2010-09-14 | 2012-04-04 | 中国科学院理化技术研究所 | Preparation method of emulsion deep profile control and flooding agent containing gel microspheres with core-shell structures and emulsion deep profile control and flooding agent |
CN102432747B (en) * | 2010-09-29 | 2014-10-22 | 中国石油化工股份有限公司 | Amine lactone type amphoteric high polymer emulsion as well as preparation method and application thereof |
CN102432747A (en) * | 2010-09-29 | 2012-05-02 | 中国石油化工股份有限公司 | Amine lactone type amphoteric high polymer emulsion as well as preparation method and application thereof |
CN102242625A (en) * | 2011-04-25 | 2011-11-16 | 中国石油化工股份有限公司 | Method for improving recovery ratio of crude oil of oil deposit after polymer flooding |
CN102242625B (en) * | 2011-04-25 | 2012-12-26 | 中国石油化工股份有限公司 | Method for improving recovery ratio of crude oil of oil deposit after polymer flooding |
CN102382244B (en) * | 2011-08-17 | 2013-02-06 | 西南石油大学 | Gelation-delayed in-situ polymerized water shutoff gel for high-temperature reservoirs |
CN102382244A (en) * | 2011-08-17 | 2012-03-21 | 西南石油大学 | Gelation-delayed in-situ polymerized water shutoff gel for high-temperature reservoirs |
CN102391418A (en) * | 2011-10-11 | 2012-03-28 | 西南石油大学 | Hydrophobically associating water-soluble polymer (HAWSP) oil displacement agent and synthesis method thereof |
CN102392627B (en) * | 2011-11-16 | 2014-07-23 | 中国石油天然气股份有限公司 | Method for improving oil field recovery ratio |
CN102392627A (en) * | 2011-11-16 | 2012-03-28 | 中国石油天然气股份有限公司 | Method for improving oil field recovery ratio |
CN102797443A (en) * | 2012-08-27 | 2012-11-28 | 北京科技大学 | Method for exploiting residual crude oil in low-permeability oilfield by using polymer micro/nanoparticle |
CN102797443B (en) * | 2012-08-27 | 2015-05-20 | 北京科技大学 | Method for exploiting residual crude oil in low-permeability oilfield by using polymer micro/nanoparticle |
CN104558401A (en) * | 2013-10-14 | 2015-04-29 | 郭保祥 | Multi-functional ion association type emulsion and preparation method thereof |
US9879511B2 (en) | 2013-11-22 | 2018-01-30 | Baker Hughes Incorporated | Methods of obtaining a hydrocarbon material contained within a subterranean formation |
US10408027B2 (en) | 2013-11-22 | 2019-09-10 | Baker Hughes, A Ge Company, Llc | Methods of extracting hydrocarbons from a subterranean formation, and methods of treating a hydrocarbon material within a subterranean formation |
CN105829643B (en) * | 2013-11-22 | 2019-04-30 | 贝克休斯公司 | Obtain the method and relevant stabilized lotion of hydrocarbon materials contained in subsurface formations |
US10060237B2 (en) | 2013-11-22 | 2018-08-28 | Baker Hughes, A Ge Company, Llc | Methods of extracting hydrocarbons from a subterranean formation, and methods of treating a hydrocarbon material within a subterranean formation |
CN105829643A (en) * | 2013-11-22 | 2016-08-03 | 贝克休斯公司 | Methods of obtaining a hydrocarbon material contained within a subterranean formation, and related stabilized emulsions |
CN106573997B (en) * | 2014-08-08 | 2019-03-08 | S.P.C.M.股份公司 | The water soluble hydroxyalkyl polymer obtained by anti-phase suspension or inverse emulsion polymerization method |
CN106573997A (en) * | 2014-08-08 | 2017-04-19 | S.P.C.M.股份公司 | Water-soluble hydroxyalkyl polymer obtained by a method of inverse suspension or inverse emulsion polymerisation |
CN104231152A (en) * | 2014-10-09 | 2014-12-24 | 江苏奥莱特新材料有限公司 | Preparation method of concrete thickener |
CN105524215B (en) * | 2014-10-24 | 2019-07-05 | 中国石油化工股份有限公司 | Temperature-resistant anti-salt acrylamide copolymer microballoon dispersion and its preparation method and application |
CN105524215A (en) * | 2014-10-24 | 2016-04-27 | 中国石油化工股份有限公司 | Heatproof salt-resistant acrylamide polymer microsphere dispersed system and preparation method and use thereof |
CN104371692A (en) * | 2014-11-21 | 2015-02-25 | 天津大港油田滨港集团博弘石油化工有限公司 | Deep coating composite gel modifying and flooding agent for oil recovery and preparation method of deep coating composite gel modifying and flooding agent |
CN105037623A (en) * | 2015-08-27 | 2015-11-11 | 山东聚鑫化工有限公司 | Preparation method of displacement polymer concentrated water solution for large-size oilfields |
CN106837217A (en) * | 2015-09-17 | 2017-06-13 | 弗洛泰克化学有限责任公司 | For oil well and/or the composition comprising terpenol and method of gas well |
CN106837217B (en) * | 2015-09-17 | 2019-07-02 | 弗洛泰克化学有限责任公司 | For oil well and/or the composition and method comprising terpenol of gas well |
CN108341910A (en) * | 2017-01-23 | 2018-07-31 | 中国科学院化学研究所 | Nucleocapsid microgel and its improve colloidal materials aspect of performance application |
CN108752517A (en) * | 2018-06-01 | 2018-11-06 | 浙江三赢新材料有限公司 | A kind of formula and preparation method thereof of noctilucence bullet pearl |
CN109011701A (en) * | 2018-08-02 | 2018-12-18 | 华南理工大学 | One kind having pH responsiveness water-oil separating material and the preparation method and application thereof |
CN110734751A (en) * | 2019-09-24 | 2020-01-31 | 陕西延长石油(集团)有限责任公司研究院 | high-temperature-resistant composite strengthening gel plugging agent and preparation method thereof |
CN110734751B (en) * | 2019-09-24 | 2021-09-28 | 陕西延长石油(集团)有限责任公司研究院 | High-temperature-resistant composite reinforced gel plugging agent and preparation method thereof |
CN111471132A (en) * | 2020-05-19 | 2020-07-31 | 陕西日新石油化工有限公司 | Antibacterial and mildewproof flexible gel particles, oil displacement agent and preparation method of oil displacement agent |
CN111471132B (en) * | 2020-05-19 | 2022-02-18 | 陕西日新石油化工有限公司 | Antibacterial and mildewproof flexible gel particles, oil displacement agent and preparation method of oil displacement agent |
CN114085661A (en) * | 2021-11-05 | 2022-02-25 | 清华大学 | Gel particle emulsion liquid system and method for improving recovery ratio thereof |
CN114106808A (en) * | 2021-11-29 | 2022-03-01 | 宁波锋成先进能源材料研究院有限公司 | Hydrogel particles and preparation method and application thereof |
CN114344950A (en) * | 2021-12-15 | 2022-04-15 | 北京中石大绿色能源科技有限公司 | Super-hydrophilic-super-oleophobic surface stable in air-water-oil and preparation method and application thereof |
Also Published As
Publication number | Publication date |
---|---|
CN100434447C (en) | 2008-11-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1927895A (en) | Nano-micron water-soluble microgel oil displacement material and preparation method thereof | |
CN100378190C (en) | Nano water-soluble microgel oil displacement material and preparation method thereof | |
CN102603966B (en) | Cross-linked polymer microsphere for oil displacement of oilfield and preparation method for cross-linked polymer microsphere | |
US20200199442A1 (en) | Heavy oil activator and preparation method and use thereof | |
CN102304200B (en) | Crosslinked polymer microspheres and preparation method thereof | |
CN102485830A (en) | Profile control oil-displacement agent for core-shell type inorganic/organic polymer composite microballoon | |
CN108329420A (en) | Low-tension polymer microballoon profile control agent and its preparation method and application | |
CN105085799A (en) | Preparation method and application of dilatation-retarding nano elastic microsphere in-depth profile controlling and oil displacing agent | |
CN110144199B (en) | Polymer monodisperse nano-microsphere for deep profile control and flooding and preparation method thereof | |
WO2020248309A1 (en) | Mine application method for increasing crude oil recovery rate by nano-micropheres in situ | |
CN102965094B (en) | Dendronized polymer/SiO2 nano oil-displacing agent and method for preparing same | |
WO2015074588A1 (en) | Zirconium dispersed-particle gel combination flooding system and preparation method thereof | |
CN116285938B (en) | Functional composite fracturing fluid thickener and preparation method thereof | |
Tamsilian et al. | Nanostructured particles for controlled polymer release in enhanced oil recovery | |
CN104861949B (en) | A kind of minute yardstick dynamic scatter glue | |
CN101864032A (en) | Micro emulsion polymer for displacement control of oil deposit deep part with high temperature and mineralization and preparation method | |
CN102274701A (en) | Surfactant, preparation and application thereof | |
Ji et al. | A novel CO2-resistant dispersed particle gel for gas channeling control in low-permeability reservoirs | |
CN107325805A (en) | A kind of nano combined fracturing fluid and its preparation method and application | |
Lei et al. | Preparation and performance evaluation of a branched functional polymer for heavy oil recovery | |
CN101240044B (en) | Method for preparing cross-linking polymer clew with bimodal distribution grain diameter | |
CN102585530B (en) | Nanometer modified asphalt micro-emulsion and preparation method thereof | |
CN114634805B (en) | Self-growing gel dispersion active fluidity control system and channeling control method for hypotonic-tight reservoirs | |
CN114085661B (en) | Gel particle emulsion liquid system and method for improving recovery ratio thereof | |
CN114907824B (en) | Phase permeation regulator, preparation method and application thereof |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |