CN113321764B - 一种酸液稠化剂及其制备方法和应用 - Google Patents
一种酸液稠化剂及其制备方法和应用 Download PDFInfo
- Publication number
- CN113321764B CN113321764B CN202110883271.6A CN202110883271A CN113321764B CN 113321764 B CN113321764 B CN 113321764B CN 202110883271 A CN202110883271 A CN 202110883271A CN 113321764 B CN113321764 B CN 113321764B
- Authority
- CN
- China
- Prior art keywords
- parts
- acid
- functional monomer
- dimethyl
- thickener
- 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.)
- Active
Links
- 239000002253 acid Substances 0.000 title claims abstract description 159
- 239000002562 thickening agent Substances 0.000 title claims abstract description 111
- 238000002360 preparation method Methods 0.000 title claims abstract description 34
- 239000000178 monomer Substances 0.000 claims abstract description 89
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 66
- 239000003999 initiator Substances 0.000 claims abstract description 40
- 239000004094 surface-active agent Substances 0.000 claims abstract description 36
- 239000004970 Chain extender Substances 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- TXZFBHYDQGYOIT-UHFFFAOYSA-N 2-(chloromethyl)benzoyl chloride Chemical compound ClCC1=CC=CC=C1C(Cl)=O TXZFBHYDQGYOIT-UHFFFAOYSA-N 0.000 claims abstract description 29
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims abstract description 29
- RRHXZLALVWBDKH-UHFFFAOYSA-M trimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCC[N+](C)(C)C RRHXZLALVWBDKH-UHFFFAOYSA-M 0.000 claims abstract description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 64
- 229920000642 polymer Polymers 0.000 claims description 42
- 238000006243 chemical reaction Methods 0.000 claims description 36
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 28
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000002202 Polyethylene glycol Substances 0.000 claims description 21
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 21
- 229920001223 polyethylene glycol Polymers 0.000 claims description 21
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 21
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 claims description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 239000000084 colloidal system Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 14
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 125000004386 diacrylate group Chemical group 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 11
- NHLUVTZJQOJKCC-UHFFFAOYSA-N n,n-dimethylhexadecan-1-amine Chemical compound CCCCCCCCCCCCCCCCN(C)C NHLUVTZJQOJKCC-UHFFFAOYSA-N 0.000 claims description 11
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 10
- 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 claims description 9
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Chemical compound CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 claims description 9
- FATBGEAMYMYZAF-KTKRTIGZSA-N oleamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(N)=O FATBGEAMYMYZAF-KTKRTIGZSA-N 0.000 claims description 9
- FATBGEAMYMYZAF-UHFFFAOYSA-N oleicacidamide-heptaglycolether Natural products CCCCCCCCC=CCCCCCCCC(N)=O FATBGEAMYMYZAF-UHFFFAOYSA-N 0.000 claims description 9
- 239000012966 redox initiator Substances 0.000 claims description 9
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 7
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 7
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 claims description 7
- 238000007873 sieving Methods 0.000 claims description 7
- UWNADWZGEHDQAB-UHFFFAOYSA-N 2,5-dimethylhexane Chemical group CC(C)CCC(C)C UWNADWZGEHDQAB-UHFFFAOYSA-N 0.000 claims description 6
- NKZBRZNTHCNZSN-UHFFFAOYSA-N 3-(methylamino)propan-1-ol;hydrochloride Chemical compound Cl.CNCCCO NKZBRZNTHCNZSN-UHFFFAOYSA-N 0.000 claims description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- 230000000977 initiatory effect Effects 0.000 claims description 6
- YWFWDNVOPHGWMX-UHFFFAOYSA-N n,n-dimethyldodecan-1-amine Chemical compound CCCCCCCCCCCCN(C)C YWFWDNVOPHGWMX-UHFFFAOYSA-N 0.000 claims description 6
- 229920005651 polypropylene glycol dimethacrylate Polymers 0.000 claims description 6
- SZEMGTQCPRNXEG-UHFFFAOYSA-M trimethyl(octadecyl)azanium;bromide Chemical compound [Br-].CCCCCCCCCCCCCCCCCC[N+](C)(C)C SZEMGTQCPRNXEG-UHFFFAOYSA-M 0.000 claims description 6
- -1 amidine hydrochloride Chemical class 0.000 claims description 5
- 239000007810 chemical reaction solvent Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 4
- XJWSAJYUBXQQDR-UHFFFAOYSA-M dodecyltrimethylammonium bromide Chemical compound [Br-].CCCCCCCCCCCC[N+](C)(C)C XJWSAJYUBXQQDR-UHFFFAOYSA-M 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229920000223 polyglycerol Polymers 0.000 claims description 4
- 229920005650 polypropylene glycol diacrylate Polymers 0.000 claims description 4
- UFQDKRWQSFLPQY-UHFFFAOYSA-N 4,5-dihydro-1h-imidazol-3-ium;chloride Chemical compound Cl.C1CN=CN1 UFQDKRWQSFLPQY-UHFFFAOYSA-N 0.000 claims description 3
- 150000001409 amidines Chemical class 0.000 claims description 3
- NAPSCFZYZVSQHF-UHFFFAOYSA-N dimantine Chemical compound CCCCCCCCCCCCCCCCCCN(C)C NAPSCFZYZVSQHF-UHFFFAOYSA-N 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- HLERILKGMXJNBU-UHFFFAOYSA-N norvaline betaine Chemical compound CCCC(C([O-])=O)[N+](C)(C)C HLERILKGMXJNBU-UHFFFAOYSA-N 0.000 claims description 3
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 2
- 238000009472 formulation Methods 0.000 claims 1
- 238000010008 shearing Methods 0.000 abstract description 25
- 230000020477 pH reduction Effects 0.000 abstract description 13
- 230000008719 thickening Effects 0.000 abstract description 11
- 239000003208 petroleum Substances 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 20
- 230000000052 comparative effect Effects 0.000 description 19
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 15
- 239000002994 raw material Substances 0.000 description 14
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 12
- 230000001965 increasing effect Effects 0.000 description 12
- 239000002245 particle Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 238000006116 polymerization reaction Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 7
- 230000002708 enhancing effect Effects 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 6
- 229910021641 deionized water Inorganic materials 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 239000011259 mixed solution Substances 0.000 description 4
- IXOCGRPBILEGOX-UHFFFAOYSA-N 3-[3-(dodecanoylamino)propyl-dimethylazaniumyl]-2-hydroxypropane-1-sulfonate Chemical compound CCCCCCCCCCCC(=O)NCCC[N+](C)(C)CC(O)CS([O-])(=O)=O IXOCGRPBILEGOX-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- SFBHPFQSSDCYSL-UHFFFAOYSA-N n,n-dimethyltetradecan-1-amine Chemical compound CCCCCCCCCCCCCCN(C)C SFBHPFQSSDCYSL-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000000967 suction filtration Methods 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- ZKWJQNCOTNUNMF-QXMHVHEDSA-N 2-[dimethyl-[3-[[(z)-octadec-9-enoyl]amino]propyl]azaniumyl]acetate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)NCCC[N+](C)(C)CC([O-])=O ZKWJQNCOTNUNMF-QXMHVHEDSA-N 0.000 description 1
- RIAJTMUAPNIDSS-UHFFFAOYSA-N 3-aminopropan-1-ol;hydron;chloride Chemical compound Cl.NCCCO RIAJTMUAPNIDSS-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical group C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 239000011243 crosslinked material Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229950010007 dimantine Drugs 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000009881 electrostatic interaction Effects 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
-
- 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
- C08F220/34—Esters containing nitrogen, e.g. N,N-dimethylaminoethyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/72—Eroding chemicals, e.g. acids
- C09K8/725—Compositions containing polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/72—Eroding chemicals, e.g. acids
- C09K8/74—Eroding chemicals, e.g. acids combined with additives added for specific purposes
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110883271.6A CN113321764B (zh) | 2021-08-03 | 2021-08-03 | 一种酸液稠化剂及其制备方法和应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110883271.6A CN113321764B (zh) | 2021-08-03 | 2021-08-03 | 一种酸液稠化剂及其制备方法和应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113321764A CN113321764A (zh) | 2021-08-31 |
CN113321764B true CN113321764B (zh) | 2021-10-01 |
Family
ID=77426769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110883271.6A Active CN113321764B (zh) | 2021-08-03 | 2021-08-03 | 一种酸液稠化剂及其制备方法和应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113321764B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115260414B (zh) * | 2022-08-03 | 2024-02-06 | 山东诺尔生物科技有限公司 | 一种改性聚丙烯酰胺酸液稠化剂及其制备方法 |
CN115215978B (zh) * | 2022-09-15 | 2022-11-29 | 山东诺尔生物科技有限公司 | 一种改性酸液稠化剂及其制备方法 |
CN115612478B (zh) * | 2022-12-19 | 2023-04-18 | 中石化西南石油工程有限公司 | 一种聚合物稠化剂及其制备方法、应用 |
CN116102677B (zh) * | 2023-04-04 | 2024-04-26 | 山东滨州昱诚化工科技有限公司 | 一种耐温型酸液稠化剂及其制备方法和应用 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5027354B2 (ja) * | 2001-01-30 | 2012-09-19 | ハイモ株式会社 | 記録媒体用添加剤 |
CN101412906B (zh) * | 2008-12-05 | 2012-01-25 | 河南省科学院高新技术研究中心 | 一种酸化压裂稠化剂及其制备方法 |
CN106947457A (zh) * | 2017-04-06 | 2017-07-14 | 中国石油大学(华东) | 一种聚合物酸液增稠剂 |
CN110256275A (zh) * | 2019-07-15 | 2019-09-20 | 西南石油大学 | 一种耐盐型两性离子疏水缔合聚合物的制备方法以及在压裂液上的应用 |
-
2021
- 2021-08-03 CN CN202110883271.6A patent/CN113321764B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN113321764A (zh) | 2021-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN113321764B (zh) | 一种酸液稠化剂及其制备方法和应用 | |
Taylor et al. | Water-soluble hydrophobically associating polymers for improved oil recovery: A literature review | |
WO2017113773A1 (zh) | 一种疏水缔合聚合物及其制备方法 | |
CN106866881B (zh) | 疏水缔合丙烯酰胺类聚合物乳液及其制备方法 | |
Taylor et al. | Water-soluble hydrophobically associating polymers for improved oil recovery: a literature review | |
US4709759A (en) | Enhanced oil recovery with hydrophobically associating polymers containing N-vinyl-pyrrolidone functionality | |
CN103242818B (zh) | AM/NaAA/AMPL三元共聚物驱油剂及合成 | |
CN103555311A (zh) | AM/NaAA/APO三元聚合物驱油剂及合成 | |
CN105646774A (zh) | 一种疏水缔合聚合物及其制备方法 | |
CN104628940B (zh) | 一种丙烯酰胺共聚物及其制备方法和应用 | |
CN111635489B (zh) | 一种多功能超分子稠化剂及其制备方法 | |
CN110016324B (zh) | 一种耐高温水基钻井液提切剂及其制备方法 | |
CN110606909B (zh) | 钻井液用流型调节剂共聚物及其制备方法 | |
CN113429529A (zh) | 一种含聚醚的疏水缔合聚合物的制备方法以及在压裂液上的应用 | |
CA1326731C (en) | High molecular weight terpolymers of acrylamide, acrylic acid salts and alkylacrylamide | |
CN116103022A (zh) | 一种钻井液用抗温抗盐胺基乳液及其制备方法 | |
JPH039901A (ja) | 高分子両性ポリサッカライドを含有する水性媒体の濃厚化または安定化法並びにその濃厚化用―または安定化用組成物 | |
CN110790862A (zh) | 丙烯酰胺共聚物及其制备方法和应用 | |
CN114195961A (zh) | 一种刚性纳米粒子改性的聚丙烯酰胺 | |
CN110387006B (zh) | 丙烯酰胺类聚合物反相乳液及其在水基钻井液中作为超分子包被剂的应用 | |
CN107163184B (zh) | 无固相钻井液用抗高温提切剂及其制备方法 | |
GB2213850A (en) | Enhanced oil recovery process | |
CN116813849B (zh) | 一种低分子量高弹性的嵌段共聚物、压裂液及制备方法 | |
CN114075126B (zh) | 化合物及其制备方法、聚合物及其制备方法和应用 | |
CN116535566B (zh) | 耐高温酸化压裂用胶凝剂及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: The invention relates to an acid thickener and a preparation method and application thereof Effective date of registration: 20211228 Granted publication date: 20211001 Pledgee: Shandong Hanxiang Tongda import and Export Co.,Ltd. Pledgor: SHANDONG NUOER BIOLOGICAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980016506 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220725 Granted publication date: 20211001 Pledgee: Shandong Hanxiang Tongda import and Export Co.,Ltd. Pledgor: SHANDONG NUOER BIOLOGICAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980016506 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An acid thickener and its preparation method and application Effective date of registration: 20231108 Granted publication date: 20211001 Pledgee: Dongying Bank Co.,Ltd. Xianhe sub branch Pledgor: SHANDONG NUOER BIOLOGICAL TECHNOLOGY Co.,Ltd. Registration number: Y2023980064601 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |