CN106146396A - Quinoline type derivant and corrosion inhibiting and descaling agent and application thereof and oil-field flooding pit shaft corrosion protection method of scale inhibition - Google Patents
Quinoline type derivant and corrosion inhibiting and descaling agent and application thereof and oil-field flooding pit shaft corrosion protection method of scale inhibition Download PDFInfo
- Publication number
- CN106146396A CN106146396A CN201510205455.1A CN201510205455A CN106146396A CN 106146396 A CN106146396 A CN 106146396A CN 201510205455 A CN201510205455 A CN 201510205455A CN 106146396 A CN106146396 A CN 106146396A
- Authority
- CN
- China
- Prior art keywords
- descaling agent
- corrosion
- quinoline
- corrosion inhibiting
- derivant
- 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
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 title claims abstract description 103
- 238000005260 corrosion Methods 0.000 title claims abstract description 94
- 230000007797 corrosion Effects 0.000 title claims abstract description 94
- 230000005764 inhibitory process Effects 0.000 title claims abstract description 66
- 230000002401 inhibitory effect Effects 0.000 title claims abstract description 49
- 241001597008 Nomeidae Species 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 59
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims abstract description 34
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 claims abstract description 25
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims abstract description 19
- 229960001763 zinc sulfate Drugs 0.000 claims abstract description 19
- 229910000368 zinc sulfate Inorganic materials 0.000 claims abstract description 19
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 18
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims abstract description 17
- -1 alcohol phosphate ester Chemical class 0.000 claims description 49
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 31
- 239000000203 mixture Substances 0.000 claims description 21
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 18
- SZHQPBJEOCHCKM-UHFFFAOYSA-N 2-phosphonobutane-1,2,4-tricarboxylic acid Chemical group OC(=O)CCC(P(O)(O)=O)(C(O)=O)CC(O)=O SZHQPBJEOCHCKM-UHFFFAOYSA-N 0.000 claims description 11
- DZPXBTZJEFYBBK-UHFFFAOYSA-N 1-(4,5-dihydroimidazol-1-yl)-4,5-dihydroimidazole Chemical compound C1=NCCN1N1C=NCC1 DZPXBTZJEFYBBK-UHFFFAOYSA-N 0.000 claims description 10
- 125000001309 chloro group Chemical group Cl* 0.000 claims description 10
- 239000001257 hydrogen Substances 0.000 claims description 9
- 229910052739 hydrogen Inorganic materials 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 8
- 125000005843 halogen group Chemical group 0.000 claims description 7
- 125000000008 (C1-C10) alkyl group Chemical group 0.000 claims description 3
- JJJOZVFVARQUJV-UHFFFAOYSA-N 2-ethylhexylphosphonic acid Chemical compound CCCCC(CC)CP(O)(O)=O JJJOZVFVARQUJV-UHFFFAOYSA-N 0.000 claims description 3
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical group OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims description 3
- 150000001336 alkenes Chemical group 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- 125000002636 imidazolinyl group Chemical group 0.000 claims description 3
- 150000003248 quinolines Chemical class 0.000 claims description 3
- KRZMDEOMIPKDLV-UHFFFAOYSA-N 2-hydroxy-2-phosphanylacetic acid Chemical compound OC(P)C(O)=O KRZMDEOMIPKDLV-UHFFFAOYSA-N 0.000 claims description 2
- IYLGZMTXKJYONK-ACLXAEORSA-N (12s,15r)-15-hydroxy-11,16-dioxo-15,20-dihydrosenecionan-12-yl acetate Chemical compound O1C(=O)[C@](CC)(O)C[C@@H](C)[C@](C)(OC(C)=O)C(=O)OCC2=CCN3[C@H]2[C@H]1CC3 IYLGZMTXKJYONK-ACLXAEORSA-N 0.000 claims 1
- 229910019142 PO4 Inorganic materials 0.000 claims 1
- 150000002460 imidazoles Chemical class 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000010452 phosphate Substances 0.000 claims 1
- IYLGZMTXKJYONK-UHFFFAOYSA-N ruwenine Natural products O1C(=O)C(CC)(O)CC(C)C(C)(OC(C)=O)C(=O)OCC2=CCN3C2C1CC3 IYLGZMTXKJYONK-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 100
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 8
- 239000000460 chlorine Substances 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 description 73
- 238000011156 evaluation Methods 0.000 description 59
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 26
- 230000000052 comparative effect Effects 0.000 description 23
- 125000000217 alkyl group Chemical group 0.000 description 22
- 239000007787 solid Substances 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 17
- 239000002904 solvent Substances 0.000 description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 239000000126 substance Substances 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 14
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 238000002360 preparation method Methods 0.000 description 12
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 11
- 238000003756 stirring Methods 0.000 description 11
- 238000003556 assay Methods 0.000 description 10
- 238000001816 cooling Methods 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 238000005530 etching Methods 0.000 description 6
- 238000011049 filling Methods 0.000 description 6
- 238000005160 1H NMR spectroscopy Methods 0.000 description 5
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 5
- 239000005977 Ethylene Substances 0.000 description 5
- 238000005481 NMR spectroscopy Methods 0.000 description 5
- 239000002585 base Substances 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- 239000003112 inhibitor Substances 0.000 description 5
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 5
- 238000010992 reflux Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 5
- 125000002769 thiazolinyl group Chemical group 0.000 description 5
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 4
- JECYNCQXXKQDJN-UHFFFAOYSA-N 2-(2-methylhexan-2-yloxymethyl)oxirane Chemical compound CCCCC(C)(C)OCC1CO1 JECYNCQXXKQDJN-UHFFFAOYSA-N 0.000 description 4
- 0 CC(CCCNI)C(CCN=C)=* Chemical compound CC(CCCNI)C(CCN=C)=* 0.000 description 4
- 125000003342 alkenyl group Chemical group 0.000 description 4
- 125000003710 aryl alkyl group Chemical group 0.000 description 4
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 description 4
- 229940073608 benzyl chloride Drugs 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
- 150000002462 imidazolines Chemical class 0.000 description 4
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 4
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 4
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 4
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 4
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 4
- 239000003381 stabilizer Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000012496 blank sample Substances 0.000 description 3
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 125000000219 ethylidene group Chemical group [H]C(=[*])C([H])([H])[H] 0.000 description 3
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 3
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 125000000286 phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 3
- 239000012086 standard solution Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- SCDOECQNQZPWAJ-UHFFFAOYSA-N 2-methylquinolin-5-ol Chemical compound OC1=CC=CC2=NC(C)=CC=C21 SCDOECQNQZPWAJ-UHFFFAOYSA-N 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 125000001118 alkylidene group Chemical group 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000004807 desolvation Methods 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 150000007529 inorganic bases Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 235000021110 pickles Nutrition 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- MPPPKRYCTPRNTB-UHFFFAOYSA-N 1-bromobutane Chemical compound CCCCBr MPPPKRYCTPRNTB-UHFFFAOYSA-N 0.000 description 1
- AFFLGGQVNFXPEV-UHFFFAOYSA-N 1-decene Chemical group CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 1
- FPIPGXGPPPQFEQ-UHFFFAOYSA-N 13-cis retinol Natural products OCC=C(C)C=CC=C(C)C=CC1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- LHPOFWYKNOUJJN-UHFFFAOYSA-N 3-methylquinolin-8-ol Chemical compound OC1=CC=CC2=CC(C)=CN=C21 LHPOFWYKNOUJJN-UHFFFAOYSA-N 0.000 description 1
- GXFFWHIKMRPHIV-UHFFFAOYSA-N 4-methylquinolin-7-ol Chemical compound OC1=CC=C2C(C)=CC=NC2=C1 GXFFWHIKMRPHIV-UHFFFAOYSA-N 0.000 description 1
- OYUKRQOCPFZNHR-UHFFFAOYSA-N 4-methylquinolin-8-ol Chemical compound C1=CC=C2C(C)=CC=NC2=C1O OYUKRQOCPFZNHR-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 125000006374 C2-C10 alkenyl group Chemical group 0.000 description 1
- GULOCPNCHAQGIJ-UHFFFAOYSA-N CSC.C(CCCCCCCCCCC)NCCCC Chemical compound CSC.C(CCCCCCCCCCC)NCCCC GULOCPNCHAQGIJ-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- KQJQICVXLJTWQD-UHFFFAOYSA-N N-Methylthiourea Chemical group CNC(N)=S KQJQICVXLJTWQD-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 238000010795 Steam Flooding Methods 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- FPIPGXGPPPQFEQ-BOOMUCAASA-N Vitamin A Natural products OC/C=C(/C)\C=C\C=C(\C)/C=C/C1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-BOOMUCAASA-N 0.000 description 1
- QFHMNFAUXJAINK-UHFFFAOYSA-N [1-(carbamoylamino)-2-methylpropyl]urea Chemical group NC(=O)NC(C(C)C)NC(N)=O QFHMNFAUXJAINK-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 229910001516 alkali metal iodide Inorganic materials 0.000 description 1
- 125000005466 alkylenyl group Chemical group 0.000 description 1
- FPIPGXGPPPQFEQ-OVSJKPMPSA-N all-trans-retinol Chemical compound OC\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(C)CCCC1(C)C FPIPGXGPPPQFEQ-OVSJKPMPSA-N 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- NFDRPXJGHKJRLJ-UHFFFAOYSA-N edtmp Chemical class OP(O)(=O)CN(CP(O)(O)=O)CCN(CP(O)(O)=O)CP(O)(O)=O NFDRPXJGHKJRLJ-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002168 ethanoic acid esters Chemical class 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 150000002191 fatty alcohols Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- 150000003944 halohydrins Chemical class 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 125000000654 isopropylidene group Chemical group C(C)(C)=* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910001511 metal iodide Inorganic materials 0.000 description 1
- 229960004011 methenamine Drugs 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 150000002896 organic halogen compounds Chemical class 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 229950000845 politef Drugs 0.000 description 1
- 229940051841 polyoxyethylene ether Drugs 0.000 description 1
- 229920000056 polyoxyethylene ether Polymers 0.000 description 1
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002455 scale inhibitor Substances 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 125000003107 substituted aryl group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 235000019155 vitamin A Nutrition 0.000 description 1
- 239000011719 vitamin A Substances 0.000 description 1
- 229940045997 vitamin a Drugs 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/12—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D215/14—Radicals substituted by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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Abstract
The invention discloses the quinoline type derivant shown in a kind of Formulas I.The invention also discloses a kind of corrosion inhibiting and descaling agent and application thereof, described corrosion inhibiting and descaling agent contains quinoline type derivant, imidazoline type derivant, organic phosphine and zinc sulfate shown in Formulas I.The present invention further discloses a kind of oil-field flooding pit shaft corrosion protection method of scale inhibition, the method includes sending in oil-field flooding pit shaft described corrosion inhibiting and descaling agent.Corrosion inhibiting and descaling agent according to the present invention has good corrosion and scale inhibition performance, even if under relatively low using dosage, also can effectively suppress corrosion occurring and forming the trend of incrustation scale of the hardware contacted with high chlorine haline water under high temperature and high pressure environment, be with a wide range of applications in oil-field flooding pit shaft corrosion-mitigation scale-inhibition.
Description
Technical field
The present invention relates to a kind of quinoline type derivant, the invention still further relates to a kind of derivative containing described quinoline type
The corrosion inhibiting and descaling agent of thing and application thereof, the invention further relates to a kind of oil-field flooding pit shaft corrosion protection scale inhibition side
Method.
Background technology
At present, China's major part oil field comes into tail period stage, commonly used water flood recovery.
In the case of water resource critical shortage, oil extraction-generated waste water re-injection had both solved the problem of shortage of water resources, again
Solve and outside oil extraction-generated waste water, arrange the problem of environmental pollution caused.But, oil extraction-generated waste water contains substantial amounts of micro-life
Thing, Ca2+、Mg2+、Cl-、SO4 2-Etc. perishable scale-forming ion, easily cause the corrosion and scaling of facility,
Especially under water injection well pit shaft high-temperature and high-pressure conditions, corrode more serious with fouling condition.Corrosion and scaling is not
Only make oil pipeline and auxiliary facility heavy corrosion be not normally functioning, and block oil reservoir hole, reduce
Reservoir permeability, has a strong impact on the production exploitation in oil field.
Therefore, the corrosion inhibiter that exploitation can effectively suppress water filling pit shaft to corrode becomes study hotspot.
CN101629072A discloses a kind of oil field acidification high temperature inhibiter, including host and auxiliary agent, institute
Stating host is N-Benzylmagnesium chloride quinoline, and its general structure is:
Host with the compound proportion of auxiliary agent is: 15-20%N-Benzylmagnesium chloride quinoline, 5-10% emulsifying agent,
3-5% propilolic alcohol, 20-30% formaldehyde and 35-57% ethanol, described emulsifying agent be fatty alcohol-polyoxyethylene ether,
One in OPEO or its mixture.
CN1277241A discloses a kind of oil-field flooding corrosion inhibiter, and described corrosion inhibiter includes: (A) 70-80
Weight % imidazoline quaternary ammonium derivative, (B) 5-10 weight % alkynol, (C) 3-5 weight % alkali metal
Iodide 1, (D) 0.5-1 weight % alkaline metal iodide 2, (E) 10-20 weight % solvent, wherein,
Alkynol is C3-C6Alcohol, solvent is ethanol, isopropanol, ethylene glycol or water；Described imidazoline is quaternized to spread out
Biological general structure is:
Wherein, R is C12-C20Alkyl or alkenyl.
CN102021583A discloses a kind of Inhibitor For Oil Well System, and this corrosion inhibiter is composed of the following components: 5-15
Weight %N-alkylamino-2-perfluoroalkylimidazquaternary quaternary ammonium salt, the hydrocarbon imidazoline of 0-5 weight % and derivative
Thing, 10-20 weight % triethanolamine, 0-5 weight % carbamide and 55-85 weight % solvent, wherein, N-
Shown in the molecular structure of alkylamino-2-perfluoroalkylimidazquaternary quaternary ammonium salt such as following formula (1) and (2), formula (1)
With in formula (2), R1For CF3-(CF2)n, n=3-11, R2For C1-10Alkyl, C2-10Alkenyl, C3-7
One of cycloalkyl or any substituted aryl, aralkyl or heterocyclic base,
Wherein, n >=1；
Wherein, n >=1.
CN102167450A discloses a kind of oil field reinjection water special corrosion and scale inhibitor, by following weight hundred
The raw material of proportion by subtraction is compounding to be formed: 5-20%2-phosphonate group-1,2,4-butane tricarboxylates, 15-30% poly,
10-25% oleic acid base bis-imdazoline corrosion inhibiter, 2-5% zinc sulfate, 3-10% sodium sulfite, surplus is for going
Ionized water.
CN102321464A discloses a kind of for high water-cut stage oil well corrosion inhibiting and descaling agent, each composition weight
Ratio is: the adjacent methylthiourea of 3.25-4.0% bis-, 12.5-13.5% ethylenediamine tetramethylene phosphonic acid salt, 8.0-8.5%
Dodecyl butylamine Dimethyl sulfide, 3.0-3.25% myristyl tributyl chlorination, 15.0-16.2%
DN-3212 acrylic acid, organic phosphine and sulfonic acid copolymer, 5.25-5.75%M-505A corrosion inhibiter,
6.85-7.25%SL-2 series corrosion inhibiting and descaling agent, 5.0-7.5% methanol, 3.4-3.75% hexamethylenamine,
0.05-0.055% vitamin A, remaining is water.
Although have been developed for some corrosion inhibiting and descaling agents for oil-field flooding pit shaft, but existing inhibition
The composition of antisludging agent is complicated, adds the difficulty of execute-in-place, and environment is had substantially by some compositions
Adverse effect；And, along with oil extraction difficulty strengthens, a large amount of use steam floodings improve recovery ratio,
Requirement to corrosion inhibiting and descaling agent high temperature high voltage resistant performance is more and more higher, it is desirable to even if corrosion inhibiting and descaling agent is higher
Temperature (such as 150 DEG C) under remain to stably play a role.
To sum up, need exploitation badly and there is the corrosion inhibiting and descaling agent of more preferable high temperature high voltage resistant performance.
Summary of the invention
It is an object of the invention to provide a kind of corrosion inhibiting and descaling agent, this corrosion inhibiting and descaling agent is in relatively low use agent
Amount is lower can have excellence to the oil field reinjection water system being under high chlorine high salt and high temperature and high pressure environment
Corrosion and scale inhibition performance.
According to the first aspect of the invention, the invention provides a kind of quinoline type derivant, this quinoline type
The structural formula of derivant shown in formula I,
In Formulas I, A1For ethylene oxide substituents, R1For hydrogen or C1-C10Alkyl, R2For C1-C10
Alkyl or C7-C10Aralkyl, X1For halogen atom.
According to the second aspect of the invention, the invention provides a kind of corrosion inhibiting and descaling agent, this corrosion-mitigation scale-inhibition
Agent contains at least one quinoline type derivant, at least one imidazoline type derivant, at least one organic phosphine
And zinc sulfate,
The quinoline type derivant that described quinoline type derivant provides for the present invention,
Described imidazoline type derivant is selected from imidazoline type quaternary ammonium salt and bi-imidazoline.
According to the third aspect of the present invention, the invention provides described corrosion inhibiting and descaling agent to prevent at hardware
Application in erosion scale inhibition.
According to the fourth aspect of the present invention, the invention provides a kind of oil-field flooding pit shaft corrosion protection scale inhibition side
Method, the method includes sending in oil-field flooding pit shaft the corrosion inhibiting and descaling agent according to the present invention.
Corrosion inhibiting and descaling agent according to the present invention has good corrosion and scale inhibition performance, even if in relatively low use
Under dosage, the hardware contacted with high chlorine haline water under high temperature and high pressure environment also can be effectively suppressed to send out
The raw trend corroded and form incrustation scale, before having a wide range of applications in oil-field flooding pit shaft corrosion-mitigation scale-inhibition
Scape.
Detailed description of the invention
According to the first aspect of the invention, the invention provides a kind of quinoline type derivant, this quinoline type
The structural formula of derivant shown in formula I,
In Formulas I, A1For ethylene oxide substituents.
In Formulas I, the end group of ethylene oxide substituents is not particularly limited, such as, can be hydroxy-end capped
Ethylene oxide substituents or alkyl are (such as C1-C5Alkyl, including C1-C5Straight chained alkyl and C3-C5
Branched alkyl, its instantiation can include but not limited to: methyl, ethyl, n-pro-pyl, isopropyl,
Normal-butyl, sec-butyl, isobutyl group, the tert-butyl group, n-pentyl, isopentyl, tertiary pentyl and neopentyl) envelope
The ethylene oxide substituents of end.In ethylene oxide substituents, the average repeat unit number of ethylene oxide unit
Can be more than 1, preferably in the range of 1-30, more preferably in the range of 5-20.Ethylene oxide
The average repeat unit number of unit use proton nmr spectra (1H NMR) determine.
In Formulas I, R1For hydrogen or C1-C10Alkyl.C1-C10Alkyl include C1-C10Straight chained alkyl
And C3-C10Branched alkyl, its instantiation can include but not limited to: methyl, ethyl, n-pro-pyl,
Isopropyl, normal-butyl, sec-butyl, isobutyl group, the tert-butyl group, n-pentyl, isopentyl, tertiary pentyl, new
Amyl group, hexyl and isomer thereof, heptyl and isomer thereof, octyl group and isomer thereof and decyl and different
Structure body.R1It is preferably C1-C6Alkyl, more preferably C1-C3Alkyl.
In Formulas I, R2For C1-C10Alkyl or C7-C10Aralkyl.C1-C10Alkyl include C1-C10
Straight chained alkyl and C3-C10Branched alkyl, its instantiation can include but not limited to: methyl, second
Base, n-pro-pyl, isopropyl, normal-butyl, sec-butyl, isobutyl group, the tert-butyl group, n-pentyl, isopentyl,
Tertiary pentyl, neopentyl, hexyl and isomer thereof, heptyl and isomer thereof, octyl group and isomer thereof and
Decyl and isomer thereof.In the present invention, aralkyl refers to that at least one hydrogen atom in alkyl is taken by aryl
The group that generation is formed.C7-C10The example of aralkyl can include but not limited to: phenyl methyl, phenyl
Ethyl and phenyl n-pro-pyl.Preferably, R2For C1-C5Alkyl or C7-C10Aralkyl, more preferably
For C7-C10Aralkyl, more preferably benzyl.
In Formulas I, X1For halogen atom, such as chlorine atom or bromine atoms, preferably chlorine atom.
In Formulas I, A1And R1The position of substitution be not particularly limited.Specifically, described quinoline type derives
Thing can be Or
The instantiation of described quinoline type derivant can include but not limited to: 2-methyl-5-polyoxyethylene groups
-quinoline type quaternary ammonium salt, 2-methyl-6-polyoxyethylene yl-quinoline type quaternary ammonium salt, 2-methyl-7-polyoxyethylene groups-
Quinoline type quaternary ammonium salt, 2-methyl-8-polyoxyethylene yl-quinoline type quaternary ammonium salt, 3-methyl-5-polyoxyethylene groups-
Quinoline type quaternary ammonium salt, 3-methyl-6-polyoxyethylene yl-quinoline type quaternary ammonium salt, 3-methyl-7-polyoxyethylene groups-
Quinoline type quaternary ammonium salt, 3-methyl-8-polyoxyethylene yl-quinoline type quaternary ammonium salt, 4-methyl-6-polyoxyethylene groups-
Quinoline type quaternary ammonium salt, 4-methyl-7-polyoxyethylene yl-quinoline type quaternary ammonium salt and 4-methyl-8-polyoxyethylene groups-
Quinoline type quaternary ammonium salt.
Quinoline type derivant shown in Formulas I can use conventional method to prepare.Specifically, can be by corresponding
Quinoline compound carry out quaternized, thus obtain the quinoline type derivant shown in Formulas I.Preferred in one
Embodiment in, the quinoline type derivant shown in Formulas I can use the method that comprises the following steps to prepare:
Under the conditions of quaterisation, by the quinoline compound shown in Formula II and the quaternizing agent shown in formula III
Contact,
In Formula II, A1And R1Definition and Formulas I in A1And R1Definition identical；
R2-X1(formula III)
In formula III, R2And X1Definition and Formulas I in R2And X1Definition identical.
Quinoline compound shown in Formula II is commercially available, it would however also be possible to employ conventional method synthesizes.Specifically
Ground, can use the method comprised the following steps to prepare the quinoline compound shown in Formula II: by formula IV institute
The quinoline shown and oxirane carry out additive reaction,
In formula IV, R1Definition and Formulas I in R1Definition identical.
Mol ratio between quinoline shown in formula IV and oxirane can be according to the substituent A of Formula II1
The average repeat unit number of middle ethylene oxide unit selects.Usually, the quinoline shown in formula IV with
The mol ratio of oxirane can be more than 1, preferably in the range of 1:1-30.
In course of reaction or after having reacted, one or more end-capping reagents can be added, with to Formula II
In substituent A1The type of end group regulate and control.
Described additive reaction can 110-300 DEG C, carry out at a temperature of preferred 120-150 DEG C.Add
When becoming reaction, the pressure in reactor can be 0.15-0.3MPa, preferably 0.15-0.3MPa.
Described additive reaction is carried out the most in the presence of a catalyst.Described catalyst can be inorganic base and/
Or organic base, preferably inorganic base.The instantiation of described catalyst can include but not limited to sodium hydroxide
And potassium hydroxide.The consumption of catalyst can be for 0.1-1 weight % of quinoline shown in formula IV.
Quinoline compound shown in Formula II and the ratio between the quaternizing agent shown in formula III can be normal
Rule select.Usually, the quinoline compound shown in Formula II and between the quaternizing agent shown in formula III
Mol ratio can be 1:1.05-1.5, preferably 1:1.1-1.2.
Described quaterisation condition can conventional select, as long as be enough to the quinoline compound made shown in Formula II
With the quaternizing agent generation quaterisation shown in formula III.Usually, quaterisation is permissible
40-100 DEG C, carry out at a temperature of preferred 50-80 DEG C.
Described quaterisation is preferably carried out at least one solvent.Described solvent can be both to have commonly used
The quinoline compound shown in Formula II and the quaternizing agent shown in formula III can be dissolved, generation can be dissolved again
The liquid substance of the quinoline type derivant shown in Formulas I.Preferably, described solvent is that low-carbon alcohols is (such as C1-C5
Fatty alcohol).It is highly preferred that described solvent is methanol and/or ethanol.The consumption of described solvent can be
Conventional selection.Usually, the consumption of described solvent can be for the 1-10 of the quinoline compound shown in Formula II
Times.
Quinoline type derivant according to the present invention has good corrosion and scale inhibition performance, can be used alone as delaying
Erosion antisludging agent, it is also possible to be used as corrosion inhibiting and descaling agent with other components matching.
Thus, according to the second aspect of the invention, the invention provides a kind of corrosion inhibiting and descaling agent, this delays
Erosion antisludging agent contain at least one quinoline type derivant, at least one imidazoline type derivant, at least one
Organic phosphine and zinc sulfate, described quinoline type derivant is the quinoline provided according to the first aspect of the invention
Quinoline type derivant.
In the present invention, " at least one " represents one or more.
Described quinoline type derivant and preparation method thereof has been carried out detailed description above, the most not
Describe in detail again.
Described imidazoline type derivant is selected from imidazoline type quaternary ammonium salt and bi-imidazoline, preferably imidazoline type
Quaternary ammonium salt.
Described imidazoline type quaternary ammonium salt be preferably selected from having structure shown in Formula IV imidazoline type quaternary ammonium salt and
There is the imidazoline type quaternary ammonium salt of structure shown in Formula VII,
In Formula IV, R4And R5Identical or different, respectively C1-C10Alkyl, C7-C10Aralkyl,
-R7OH、-R8NH2Or-R9COOH, R7、R8And R9It is respectively C1-C10Alkylidene.C1-C10
Alkyl include C1-C10Straight chained alkyl and C3-C10Branched alkyl, its instantiation can include but
Be not limited to: methyl, ethyl, n-pro-pyl, isopropyl, normal-butyl, sec-butyl, isobutyl group, the tert-butyl group,
N-pentyl, isopentyl, tertiary pentyl, neopentyl, hexyl and isomer thereof, heptyl and isomer thereof,
Octyl group and isomer thereof and decyl and isomer thereof.C7-C10The example of aryl alkyl can include but not
It is limited to: phenyl methyl, phenylethyl and phenyl n-pro-pyl.C1-C10Alkylidene include C1-C10Straight
Chain alkylidene and C3-C10Branched alkylidene, its instantiation can include but not limited to methylene, Asia
Ethyl, sub-n-pro-pyl, isopropylidene, sub-normal-butyl, sub-sec-butyl, isobutylidene, the sub-tert-butyl group,
Sub-n-pentyl, isoamylidene, sub-tertiary pentyl, sub-neopentyl, hexylidene, heptamethylene, octylene and
Decylene.
In Formula IV, R6For hydrogen or C8-C20Alkyl, C8-C20Alkyl in alkyl can be alkyl
Or containing the alkyl of ethylene linkage, being preferably the alkyl containing ethylene linkage, more preferably alkenyl is (such as 1-alkene
Base), more preferably C10-C20Alkenyl.
In Formula IV, X2For halogen atom, preferably chlorine atom.
In Formula VII, R10For hydrogen or C8-C20Alkyl, C8-C20Alkyl in alkyl can be alkyl
Or containing the alkyl of ethylene linkage, being preferably the alkyl containing ethylene linkage, more preferably alkenyl is (such as 1-alkene
Base), more preferably C10-C20Alkenyl.
In Formula VII, R11For C7-C10Aralkyl, its instantiation can include but not limited to: benzene
Ylmethyl, phenylethyl and phenyl n-pro-pyl.
In Formula VII, X3For halogen atom, preferably chlorine atom.
It is highly preferred that described imidazoline type quaternary ammonium salt is selected from the imidazoline type season with structure shown in Formula VIII
Ammonium salt and the imidazoline type quaternary ammonium salt with structure shown in Formula VIII I,
In Formula VIII, R12For C10-C20Alkenyl, preferably C15-C20Alkenyl；R13For benzyl
Base, X4For chlorine atom；
In Formula VIII I, R14For benzyl；R15For C1-C10Alkylidene, preferably C1-C5Alkylidene,
More preferably C1-C3Alkylidene；R16For C10-C20Alkenyl, preferably C15-C20Alkenyl；
X5For chlorine atom.
It is further preferred that described imidazoline type quaternary ammonium salt is selected from the imidazoline with structure shown in Formula VIII
Type quaternary ammonium salt and the imidazoline type quaternary ammonium salt with structure shown in Formula VIII I, in Formula VIII, R12It is 17
Thiazolinyl, in Formula VIII I, R15For ethylidene, R16It is 17 thiazolinyls.
Described imidazoline type quaternary ammonium salt can obtain by carrying out quaternized by imidazoline type compound.Institute
State imidazoline type compound and can be selected from the compound shown in Formula V,
In Formula V, R17Can be hydrogen or C8-C20Alkyl, R18Can be hydrogen, C1-C10Alkyl,
-R7OH、-R8NH2Or-R9COOH, R7、R8And R9It is respectively C1-C10Alkylidene.For
R17, C8-C20Alkyl in alkyl can be alkyl or containing the alkyl of ethylene linkage, be preferably containing alkene
The alkyl of key, more preferably alkenyl (such as 1-alkenyl), more preferably C10-C20Alkenyl.
Conventional quaternized method can be used to carry out quaternized by imidazoline type compound, such as halogenide
Method, sulphuric acid ester process or acetic acid ester process.The present invention one preferred embodiment in, pass through halogenation
Imidazoline type compound is carried out quaternized by thing method.This preferred embodiment in, as quaternized examination
The halogenide of agent can be organohalogen compounds, such as: halogenated hydrocarbons is (such as C1-C10Halogenated alkane, C7-C10
Aralkyl halide), halogenated carboxylic acid is (such as C1-C10Halogenated carboxylic acid), halohydrin is (such as C1-C10
Haloalkyl alcohol) or halogenated amine (such as C1-C10Haloalkyl amine).
Described bi-imidazoline is commercially available.
Described organic phosphine refers to the organic compound in molecular structure containing C-P bond.Preferably, described
Organic phosphine is containing hydroxyl and/or the organic phosphine of carboxyl in molecular structure.It is highly preferred that described organic phosphine is
Containing carboxyl and/or the C of hydroxyl in molecular structure2-C12Representative examples of saturated aliphatic organic phosphine.It is further preferred that
Described organic phosphine is selected from 2-phosphonobutane-1,2,4-tricarboxylic acids, hydroxyl-ethylene di 2 ethylhexyl phosphonic acid, 2-hydroxyl phosphino-second
Acid and PAPE in one or more.Described PAPE can be such as
PC-604。
According to the corrosion inhibiting and descaling agent of the present invention, quinoline type derivant, imidazoline type derivant, organic phosphine and
The consumption of zinc sulfate can carry out suitable selection according to water quality.A kind of preferably embodiment party in the present invention
In formula, relative to 100 weight portion quinoline type derivants, the content of described imidazoline type derivant is 1-60
Weight portion, preferably 10-55 weight portion, more preferably 30-50 weight portion, the content of described organic phosphine
For 1-70 weight portion, preferably 10-60 weight portion, more preferably 30-50 weight portion, described zinc sulfate
Content be 0.5-40 weight portion, preferably 10-35 weight portion, more preferably 20-30 weight portion.Root
According to this preferred embodiment, can effectively suppress under higher temperature and pressure, with high salinity
The component of aqueous mixture contact there is corrosion and form the trend of incrustation scale, be particularly well-suited to oil-field flooding
The corrosion protection scale inhibition of pit shaft.
According to the third aspect of the present invention, the invention provides the corrosion inhibiting and descaling agent according to the present invention at gold
Application in metal elements corrosion protection scale inhibition.
Application according to the present invention, described hardware can be the common structure needing to carry out corrosion-mitigation scale-inhibition
Part, the hardware such as contacted with the aqueous mixture of high salinity, the mineralising of described aqueous mixture
Degree can be more than 6000mg/L, such as 10000-300000mg/L.Described aqueous mixture is preferably height
The aqueous mixture of chlorinity, its chlorinity can be more than 1000mg/L, as
10000-100000mg/L.Described salinity refers to various aniones and the total amount of cation in water.
Application according to the present invention, can will be dispersed in and hardware according to the corrosion inhibiting and descaling agent of the present invention
In the aqueous mixture of contact, it is also possible to molten by being configured to corrosion inhibiter according to the corrosion inhibiting and descaling agent of the present invention
Liquid, first carries out pretreatment with described corrosion inhibitor solution to the surface of hardware, makes preprocessed the most again
Surface contact with described aqueous mixture, it is also possible to for the combination of above two method.
Application according to the present invention, described hardware can be various needs under high-temperature and high-pressure conditions with
The hardware of high salinity aqueous solution contact, such as: oil-field flooding pit shaft.
According to the fourth aspect of the present invention, the invention provides a kind of oil-field flooding pit shaft corrosion protection scale inhibition side
Method, the method includes sending in oil-field flooding pit shaft the corrosion inhibiting and descaling agent according to the present invention.
Can use conventional various methods that the corrosion inhibiting and descaling agent according to the present invention is sent into water injection well in oil fields
In Tong.For example, it is possible to by the corrosion inhibiting and descaling agent of the present invention is dispersed in water filling；Can also be by this
Bright corrosion inhibiting and descaling agent is configured to corrosion inhibitor solution (as the corrosion inhibiting and descaling agent of the present invention is dispersed in water filling
In, form corrosion inhibitor solution), first with described corrosion inhibitor solution, the inner surface of water filling pit shaft is carried out pre-place
Reason, then sends into water filling to water filling pit shaft；Above two Combination of Methods can also be used.
The consumption of described corrosion inhibiting and descaling agent can be conventional amount used.Corrosion inhibiting and descaling agent according to the present invention has
Good anticorrosion-antiscaling effect, even under relatively low consumption, also can obtain high corrosion inhibition rate and scale inhibition
Rate.The method according to the invention, the addition of described corrosion inhibiting and descaling agent can be 10-50mg/L, preferably
For 12-40mg/L, more preferably 15-30mg/L.
Describe the present invention in detail below in conjunction with embodiment, but and be not so limited the scope of the present invention.
Embodiment 1-19 is used for the present invention is described.
Embodiment 1
(1) by 19.2g 2-methyl-5-hydroxyquinoline, (chemical reagent, ladder is uncommon likes (Shanghai) chemical conversion industry
Development Co., Ltd) and catalyst (sodium hydroxide, 0.1g) join in reactor, close reactor,
With air in nitrogen displacement still, it is warmed up to 120 DEG C with stirring, is slowly pressed into about 44g oxirane,
Reaction two hours is continued afterwards under conditions of temperature is 120 DEG C and pressure is 0.15MPa.Take off after cooling
Except solvent, the solid matter obtained is used13C-NMR is analyzed, and result display chemical shift is 67-72
Peak be the ehter bond formed, confirm that the solid matter that obtains is 2-methyl-5-polyoxyethylene yl-quinoline, its
In, in polyoxyethylene groups the average repeat unit number of ethylene oxide unit be 8 (by1H-NMR determines).
(2) 45g 2-methyl-5-polyoxyethylene yl-quinoline and 50g methanol are joined be equipped with agitator,
In the 250mL there-necked flask of Dropping funnel, reflux condensing tube and thermometer, it is warmed up to 50 with stirring
DEG C, it is slowly added dropwise 13.0g benzyl chloride, after being added dropwise to complete, continues reaction 4 hours at 50 DEG C.Take off after cooling
Except solvent, the solid matter C that will obtain13-NMR is analyzed, and confirms that the solid matter obtained is
2-methyl-5-polyoxyethylene yl-quinoline quaternary ammonium salt is (i.e.,Wherein, R1For
Methyl, A1For polyoxyethylene groups, R2For benzyl, X1For chlorine).
Embodiment 2
(1) by 19.2g 3-methyl-8-hydroxyquinoline, (chemical reagent, ladder is uncommon likes (Shanghai) chemical conversion industry
Development Co., Ltd) and catalyst (sodium hydroxide, 0.1g) join in reactor, close reactor,
With air in nitrogen displacement still, it is warmed up to 120 DEG C with stirring, is slowly pressed into about 27g oxirane,
Reaction two hours is continued afterwards under conditions of temperature is 120 DEG C and pressure is 0.15MPa.Take off after cooling
Except solvent, the solid matter obtained is used13C-NMR is analyzed, and result display chemical shift is 67-72
Peak be the ehter bond formed, confirm that the solid that obtains is 3-methyl-8-polyoxyethylene yl-quinoline, wherein,
In polyoxyethylene groups the average repeat unit number of ethylene oxide unit be 5 (by1H-NMR determines).
(2) 45g 3-methyl-8-polyoxyethylene yl-quinoline and 80g ethanol are joined be equipped with agitator,
In the 250mL there-necked flask of Dropping funnel, reflux condensing tube and thermometer, it is warmed up to 78 with stirring
DEG C, it is slowly added dropwise 13.0g benzyl chloride.Reaction 4 hours is continued at 78 DEG C after being added dropwise to complete.Take off after cooling
Except solvent, the solid matter C that will obtain13-NMR is analyzed, and confirms that the solid matter obtained is
3-methyl-8-polyoxyethylene yl-quinoline quaternary ammonium salt is (i.e.,Wherein, R1For first
Base, A1For polyoxyethylene groups, R2For benzyl, X1For chlorine).
Embodiment 3
(1) by 19.2g 4-methyl-7-hydroxyquinoline, (chemical reagent, ladder is uncommon likes (Shanghai) chemical conversion industry
Development Co., Ltd) and catalyst (sodium hydroxide, 0.1g) join in reactor, close reactor,
With air in nitrogen displacement still, it is warmed up to 120 DEG C with stirring, is slowly pressed into about 88g oxirane,
Reaction two hours is continued afterwards under conditions of temperature is 120 DEG C and pressure is 0.15MPa.Take off after cooling
Except solvent, solid matter will be obtained and use13C-NMR is analyzed, and result display chemical shift is 67-72
Peak be the ehter bond formed, confirm that the solid that obtains is 4-methyl-7-polyoxyethylene yl-quinoline, wherein,
In polyoxyethylene groups the average repeat unit number of ethylene oxide unit be 16 (by1H-NMR determines).
(2) 45.0g 4-methyl-7-polyoxyethylene yl-quinoline and 80g ethanol are joined and be equipped with stirring
In the 250mL there-necked flask of device, Dropping funnel, reflux condensing tube and thermometer, heat up with stirring
To 80 DEG C, it is slowly added dropwise 13.0g benzyl chloride.Reaction 4 hours is continued at 80 DEG C after being added dropwise to complete.Cooling
Rear desolvation, the solid matter C that will obtain13-NMR is analyzed, and confirms the solids obtained
Matter be 4-methyl-7-polyoxyethylene yl-quinoline quaternary ammonium salt (i.e.,Wherein,
R1For methyl, A1For polyoxyethylene groups, R2For benzyl, X1For chlorine).
Embodiment 4
(1) by 19.2g 4-methyl-8-hydroxyquinoline, (chemical reagent, ladder is uncommon likes (Shanghai) chemical conversion industry
Development Co., Ltd) and catalyst (sodium hydroxide, 0.1g) join in reactor, close reactor,
With air in nitrogen displacement still, it is warmed up to 120 DEG C with stirring, is slowly pressed into about 66g oxirane,
Reaction two hours is continued afterwards under conditions of temperature is 120 DEG C and pressure is 0.15MPa.Take off after cooling
Except solvent, the solid matter obtained is used13C-NMR is analyzed, and result display chemical shift is 67-72
Peak be the ehter bond formed, confirm that the solid that obtains is 4-methyl-8-polyoxyethylene yl-quinoline, wherein,
In polyoxyethylene groups the average repeat unit number of ethylene oxide unit be 12 (by1H-NMR determines).
(2) 45g 4-methyl-8-polyoxyethylene yl-quinoline and 80g ethanol are joined be equipped with agitator,
In the 250mL there-necked flask of Dropping funnel, reflux condensing tube and thermometer, it is warmed up to 78 with stirring
DEG C, it is slowly added dropwise 13.0g benzyl chloride.Reaction 4 hours is continued at 78 DEG C after being added dropwise to complete.Take off after cooling
Except solvent, the solid matter C that will obtain13-NMR is analyzed, and confirms that the solid matter obtained is
4-methyl-8-polyoxyethylene yl-quinoline quaternary ammonium salt is (i.e.,Wherein, R1For methyl,
A1For polyoxyethylene groups, R2For benzyl, X1For chlorine).
Embodiment 5
2-methyl-5-polyoxyethylene-quinoline 45g embodiment 1 step (1) prepared and 50g methanol add
Enter in the 250mL there-necked flask being equipped with agitator, Dropping funnel, reflux condensing tube and thermometer,
It is warmed up to 60 DEG C with stirring, is slowly added dropwise 13.7g 1-n-butyl bromide, the temperature of 60 DEG C after being added dropwise to complete
Lower continuation reacts 4 hours.Desolvation after cooling, the solid matter C that will obtain13-NMR carry out
Analyze, confirm the solid matter that obtains be 2-methyl-5-polyoxyethylene yl-quinoline quaternary ammonium salt (i.e.,Wherein, R1For methyl, A1For polyoxyethylene groups, R2For normal-butyl,
X1For bromine).
In following example and comparative example, following methods is used to evaluate corrosion mitigating effect.
(1) normal pressure static evaluation
Carrying out with reference to the method for regulation in oil and gas industry standard SY5273-91, concrete operations are:
Being equipped with at politef lacing film, airway, catheter and the 250mL wide mouthed bottle of upper exhaustor
In, hang up cleaning of having deoiled, the carbon steel test piece being dried and weighing；The air in bottle is got rid of with nitrogen,
It is subsequently adding 200mL test water and corrosion inhibiting and descaling agent；Leakage test bottle, puts into internal temperature and is in examination
Testing in the baking oven of temperature, constant temperature is placed 168 hours.
Temperature takes out test piece after being down to room temperature, washes away corrosion product with pickle, test piece is washed with clear water
Totally, it is dried and weighs to constant weight, determine etching extent and use below equation to calculate corrosion inhibition rate.
(2) High Temperature High Pressure dynamic evaluation: hang up in the autoclave of 1000mL cleaning of having deoiled,
The carbon steel test piece being dried and weigh；Get rid of the air in bottle with nitrogen, be subsequently adding 500mL and test water,
Leakage test bottle, inflated with nitrogen is pressurized to test pressure (for 50kgf/cm2)；With stirring, it is warmed up to examination
Test temperature, constant temperature test 24 hours.
Take out test piece after being down to room temperature, wash away corrosion product with pickle, with clear water by test piece washes clean,
It is dried and weighs to constant weight, determine etching extent and use below equation to calculate corrosion inhibition rate.
Wherein, moFor the corrosion weight of blank sample (that is, not adding the oil field reinjection water of corrosion inhibiting and descaling agent),
M is the corrosion weight after adding corrosion inhibiting and descaling agent.
In following example and comparative example, following methods is used to evaluate scale inhibition effect.
In 500mL volumetric flask, add corrosion inhibiting and descaling agent, be subsequently adding test water to 500mL, shake
Even it is placed in 80 DEG C of waters bath with thermostatic control, stands 10 hours.After being down to room temperature, filter, take appropriate
Cleaner liquid, titrates with EDTA standard solution, determines the calcium ion concentration in solution, uses following formula
Calculate scale inhibition performance.
Wherein, V0Titrate for not adding the blank assay water EDTA standard solution of corrosion inhibiting and descaling agent
Time the volume of EDTA that consumes；
V1For with the addition of consumption when the test water EDTA standard solution of corrosion inhibiting and descaling agent titrates
The volume of EDTA.
The oil field reinjection water intermediate ion type and the content that use in following example and comparative example arrange in Table 1
Go out.
Table 1
Embodiment 6
2-methyl-5-the polyoxyethylene groups that in 1000mL assay flask prepared by addition 10mg embodiment 1-
Quinoline quaternary ammonium salt, 5mg bi-imidazoline (purchased from triumph chemical plant, Qinhuangdao, the trade mark is DLPM), 3mg
2-phosphonobutane-1,2,4-tricarboxylic acids (purchased from Beijing Lin Hua water quality stabilizer factory) and 2mg zinc sulfate, use
Oil field reinjection water adds to 1000mL, mix homogeneously, obtains testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Comparative example 1
10mg bi-imidazoline is added (purchased from triumph chemical plant, Qinhuangdao, board in 1000mL assay flask
Number be DLPM), 6mg 2-phosphonobutane-1,2,4-tricarboxylic acids and 4mg zinc sulfate, use oil field reinjection water
Add to 1000mL, mix homogeneously, obtain testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Comparative example 2
2-methyl-the 5-that in 1000mL assay flask prepared by addition 10mg embodiment 1 step (1) gathers
Oxyethylene group-quinoline, 5mg bi-imidazoline (purchased from Qinhuangdao triumph chemical plant, the trade mark is DLPM),
3mg 2-phosphonobutane-1,2,4-tricarboxylic acids and 2mg zinc sulfate, add to 1000mL with oil field reinjection water,
Mix homogeneously, obtains testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Comparative example 3
Add 10mg 2-methyl-5-hydroxyquinoline in 1000mL assay flask, 5mg bi-imidazoline (is purchased
From Qinhuangdao triumph chemical plant, the trade mark is DLPM), 3mg 2-phosphonobutane-1,2,4-tricarboxylic acids and 2mg
Zinc sulfate, adds to 1000mL, mix homogeneously with oil field reinjection water, obtains testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Comparative example 4
Add 10mg N-Benzylmagnesium chloride quinoline in 1000mL assay flask, 5mg bi-imidazoline (is purchased from
Qinhuangdao triumph chemical plant, the trade mark is DLPM), 3mg 2-phosphonobutane-1,2,4-tricarboxylic acids and 2mg
Zinc sulfate, adds to 1000mL, mix homogeneously with oil field reinjection water, obtains testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Comparative example 5
8mg N-Benzylmagnesium chloride quinoline, 2mg linear alkyl phenol polyoxy second is added in 1000mL assay flask
Alkene ether type nonionic surfactant (purchased from Bin Hua group, the trade mark is NP15), 5mg bi-imidazoline (are purchased
From Qinhuangdao triumph chemical plant, the trade mark is DLPM), 3mg 2-phosphonobutane-1,2,4-tricarboxylic acids and 2mg
Zinc sulfate, adds to 1000mL, mix homogeneously with oil field reinjection water, obtains testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 7
Use method test preparation water same as in Example 6, except for the difference that, 2-phosphonobutane-1,2,4-
Tricarboxylic consumption is 5mg.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 8
Use method test preparation water same as in Example 6, except for the difference that, 2-phosphonobutane-1,2,4-
Tricarboxylic consumption is 1mg.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 9
Use method test preparation water same as in Example 6, except for the difference that, 2-phosphonobutane-1,2,4-
Tricarboxylic consumption is 7mg.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 10
Using method test preparation water same as in Example 1, except for the difference that, the consumption of zinc sulfate is
3mg。
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 11
Using method test preparation water same as in Example 1, except for the difference that, the consumption of zinc sulfate is
4mg。
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 12
3-methyl-8-the polyoxyethylene groups that in 1000mL assay flask prepared by addition 10mg embodiment 2-
Quinoline quaternary ammonium salt, 5mg 17 alkenyl imidazoline quaternary ammonium salt (Wherein, R12
It is 17 thiazolinyls, R13Benzyl, X4For chlorine atom), 3mg hydroxyl-ethylene di 2 ethylhexyl phosphonic acid is (purchased from Beijing woods
Water quality stabilizer factory of China) and 2mg zinc sulfate, add to 1000mL with oil field reinjection water, mix homogeneously,
Obtain testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 13
Use the method test preparation water identical with embodiment 12, except for the difference that, 17 alkenyl imidazolines
The consumption of quaternary ammonium salt is 6mg.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 14
4-methyl-7-the polyoxyethylene groups that in 1000mL assay flask prepared by addition 10mg embodiment 3-
Quinoline quaternary ammonium salt, 5mg 17 thiazolinyl aminoethyl imidazoline quaternary ammonium salt (Wherein,
R16It is 17 thiazolinyls, R15For ethylidene, R14For benzyl, X5For chlorine atom), 4mg 2-hydroxyl phosphino-
Acetic acid (purchased from Beijing Lin Hua water quality stabilizer factory) and 2mg zinc sulfate, add to oil field reinjection water
1000mL, mix homogeneously, obtain testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 15
Use the method test preparation water identical with embodiment 14, except for the difference that, 17 thiazolinyl aminoethyls
The consumption of imidazoline quaternary ammonium salt is 3mg.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 16
Use the method test preparation water identical with embodiment 14, except for the difference that, 17 thiazolinyl aminoethyls
The consumption of imidazoline quaternary ammonium salt is 1mg.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 17
Use the method test preparation water identical with embodiment 14, except for the difference that, 17 thiazolinyl aminoethyls
The consumption of imidazoline quaternary ammonium salt is 0.5mg.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 18
4-methyl-8-the polyoxyethylene groups that in 1000mL assay flask prepared by addition 10mg embodiment 4-
Quinoline quaternary ammonium salt, 5mg 17 thiazolinyl aminoethyl imidazoline quaternary ammonium salt (Wherein,
R16It is 17 thiazolinyls, R15For ethylidene, R14For benzyl, X5For chlorine atom), 5mg polyhydric alcohol phosphoric acid
Ester (PC-604, purchased from Beijing Lin Hua water quality stabilizer factory) and 2mg zinc sulfate, use oil field reinjection water
Add to 1000mL, mix homogeneously, obtain testing water.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Embodiment 19
Use method test preparation water same as in Example 6, except for the difference that, 2-methyl-5-polyoxyethylene
2-methyl-5-polyoxyethylene yl-quinoline the quaternary ammonium salt of embodiment 5 preparation of the weight such as yl-quinoline quaternary ammonium salt use
Replace.
This test water carries out normal pressure inhibition evaluation and high pressure inhibition evaluation, and result is respectively at table 2 and table 3
In list, this test water is carried out evaluation of anti-scale, result is listed in table 4.
Table 2
| Numbering | 50 DEG C of etching extent/mg | 50 DEG C of corrosion inhibition rate/% | 70 DEG C of etching extent/mg | 70 DEG C of corrosion inhibition rate/% |
| Embodiment 6 | 1.2 | 94.6 | 1.2 | 95.2 |
| Comparative example 1 | 12.5 | 43.4 | 14.8 | 41.0 |
| Comparative example 2 | 4.0 | 81.9 | 5.0 | 80.1 |
| Comparative example 3 | 9.8 | 55.7 | 12.3 | 51.0 |
| Comparative example 4 | 7.2 | 67.4 | 9.1 | 63.7 |
| Comparative example 5 | 7.1 | 67.9 | 8.5 | 66.1 |
| Embodiment 7 | 1.1 | 95.0 | 1.3 | 94.8 |
| Embodiment 8 | 1.2 | 94.6 | 1.4 | 94.4 |
| Embodiment 9 | 1.3 | 94.1 | 1.4 | 94.4 |
| Embodiment 10 | 1.1 | 95.0 | 1.3 | 94.8 |
| Embodiment 11 | 1.3 | 94.1 | 1.4 | 94.4 |
| Embodiment 12 | 1.0 | 95.5 | 1.2 | 95.2 |
| Embodiment 13 | 1.2 | 94.6 | 1.3 | 94.8 |
| Embodiment 14 | 1.3 | 94.1 | 1.4 | 94.4 |
| Embodiment 15 | 1.4 | 93.7 | 1.3 | 94.8 |
| Embodiment 16 | 1.6 | 92.8 | 1.5 | 94.0 |
| Embodiment 17 | 1.8 | 91.9 | 1.9 | 92.4 |
| Embodiment 18 | 1.1 | 95.0 | 1.3 | 94.8 |
| Embodiment 19 | 1.4 | 93.7 | 1.5 | 94.0 |
| Blank sample | 22.1 | / | 25.1 | / |
Table 3
| Numbering | 120 DEG C of etching extent/mg | 120 DEG C of corrosion inhibition rate/% | 150 DEG C of etching extent/mg | 150 DEG C of corrosion inhibition rate/% |
| Embodiment 6 | 1.5 | 95.1 | 1.6 | 95.1 |
| Comparative example 1 | 15.1 | 50.5 | 17.3 | 46.9 |
| Comparative example 2 | 5.9 | 80.7 | 7.9 | 75.8 |
| Comparative example 3 | 13.0 | 57.4 | 13.5 | 58.6 |
| Comparative example 4 | 9.8 | 67.9 | 10.4 | 68.1 |
| Comparative example 5 | 10.1 | 66.9 | 10.9 | 66.6 |
| Embodiment 7 | 1.5 | 95.1 | 1.5 | 95.4 |
| Embodiment 8 | 1.7 | 94.4 | 1.8 | 94.5 |
| Embodiment 9 | 2.0 | 93.4 | 2.2 | 93.3 |
| Embodiment 10 | 1.4 | 95.4 | 1.5 | 95.4 |
| Embodiment 11 | 1.8 | 94.1 | 1.9 | 94.2 |
| Embodiment 12 | 1.6 | 94.8 | 1.2 | 96.3 |
| Embodiment 13 | 1.8 | 94.1 | 1.5 | 95.4 |
| Embodiment 14 | 1.3 | 95.7 | 1.4 | 95.7 |
| Embodiment 15 | 1.4 | 95.4 | 1.4 | 95.7 |
| Embodiment 16 | 1.7 | 94.4 | 1.9 | 94.2 |
| Embodiment 17 | 2.6 | 91.5 | 2.5 | 92.3 |
| Embodiment 18 | 1.5 | 95.1 | 1.5 | 95.4 |
| Embodiment 19 | 1.8 | 94.1 | 1.8 | 94.5 |
| Blank sample | 30.5 | / | 32.6 | / |
Table 4
| Numbering | Scale inhibition performance/% |
| Embodiment 6 | 90.2 |
| Comparative example 1 | 70.1 |
| Comparative example 2 | 81.2 |
| Comparative example 3 | 68.0 |
| Comparative example 4 | 65.3 |
| Comparative example 5 | 70.0 |
| Embodiment 7 | 90.5 |
| Embodiment 8 | 90.0 |
| Embodiment 9 | 90.8 |
| Embodiment 10 | 90.3 |
| Embodiment 11 | 90.2 |
| Embodiment 12 | 92.5 |
| Embodiment 13 | 92.1 |
| Embodiment 14 | 93.1 |
| Embodiment 15 | 92.9 |
| Embodiment 16 | 92.5 |
| Embodiment 17 | 92.0 |
| Embodiment 18 | 91.6 |
| Embodiment 19 | 90.1 |
Table 2-4's as a result, it was confirmed that there is good corrosion and scale inhibition performance according to the corrosion inhibiting and descaling agent of the present invention,
Even if under relatively low using dosage, also can effectively suppress under high temperature and high pressure environment with high chlorine haline water
There is corrosion and form the trend of incrustation scale in the hardware of contact, has in oil-field flooding pit shaft corrosion-mitigation scale-inhibition
Have wide practical use.
Claims (13)
1. a quinoline type derivant, the structural formula of this quinoline type derivant shown in formula I,
(Formulas I)
In Formulas I, A1For ethylene oxide substituents, R1For hydrogen or C1-C10Alkyl, R2For C1-C10
Alkyl or C7-C10Aralkyl, X1For halogen atom.
Quinoline type derivant the most according to claim 1, wherein, described quinoline type derivant is
Or
Quinoline type derivant the most according to claim 1 and 2, wherein, R1For C1-C6Alkane
Base, preferably C1-C3Alkyl；
R2For C1-C5Alkyl or C7-C10Aralkyl, preferably C7-C10Aralkyl；
X1For chlorine atom.
4. according to the quinoline type derivant described in any one in claim 1-3, wherein, oxidation second
In alkene substituent group, the average repeat unit number of ethylene oxide unit is more than 1, preferably in the scope of 1-30
In, more preferably in the range of 5-20.
5. a corrosion inhibiting and descaling agent, this corrosion inhibiting and descaling agent contains at least one quinoline type derivant, at least
A kind of imidazoline type derivant, at least one organic phosphine and zinc sulfate,
Described quinoline type derivant is the quinoline type derivant in claim 1-4 described in any one,
Described imidazoline type derivant is selected from imidazoline type quaternary ammonium salt and bi-imidazoline.
Corrosion inhibiting and descaling agent the most according to claim 5, wherein, relative to 100 weight portion quinoline
Type derivant, the content of described imidazoline type derivant is 1-60 weight portion, preferably 10-55 weight portion,
More preferably 30-50 weight portion, the content of described organic phosphine is 1-70 weight portion, preferably 10-60 weight
Amount part, more preferably 30-50 weight portion, the content of described zinc sulfate is 0.5-40 weight portion, is preferably
10-35 weight portion, more preferably 20-30 weight portion.
7. according to the corrosion inhibiting and descaling agent described in claim 5 or 6, wherein, described imidazoline type quaternary ammonium
Salt is selected from having the imidazoline type quaternary ammonium salt of structure shown in Formula IV and having the imidazoles of structure shown in Formula VII
Quinoline type quaternary ammonium salt,
(Formula IV)
In Formula IV, R4And R5Identical or different, respectively C1-C10Alkyl, C7-C10Aralkyl,
-R7OH、-R8NH2Or-R9COOH, R7、R8And R9It is respectively C1-C10Alkylidene；R6For
Hydrogen or C8-C20Alkyl, preferably C10-C20Alkenyl；X2For halogen atom；
(Formula VII)
In Formula VII, R10For hydrogen or C8-C20Alkyl, preferably C10-C20Alkenyl, R11For
C7-C10Aralkyl, X3For halogen atom.
8. according to the corrosion inhibiting and descaling agent described in any one in claim 5-7, wherein, described organic
Phosphine contains carboxyl and/or the organic phosphine of hydroxyl in molecular structure.
9. according to the corrosion inhibiting and descaling agent described in any one in claim 5-7, wherein, described organic
Phosphine is selected from 2-phosphonobutane-1,2,4-tricarboxylic acids, hydroxyl-ethylene di 2 ethylhexyl phosphonic acid, 2-hydroxyl phosphino-acetic acid and many
Unit alcohol phosphate ester in one or more.
10. in claim 5-9 corrosion inhibiting and descaling agent described in any one in hardware corrosion protection scale inhibition
Application.
11. application according to claim 10, wherein, described hardware with salinity is
The aqueous mixture contact of more than 6000mg/L.
12. 1 kinds of oil-field flooding pit shaft corrosion protection method of scale inhibition, the method includes to appoint in claim 5-9
A described corrosion inhibiting and descaling agent of anticipating is sent in oil-field flooding pit shaft.
13. methods according to claim 12, wherein, the consumption of described corrosion inhibiting and descaling agent is
10-50mg/L, preferably 12-40mg/L, more preferably 15-30mg/L.
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| CN109306489A (en) * | 2018-11-14 | 2019-02-05 | 上海应用技术大学 | Functionalization quinolines liquid corrosion inhibitor, preparation method and application |
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| CN111777608A (en) * | 2020-07-08 | 2020-10-16 | 湖北精瑜材料有限公司 | Novel plant modified quinoline quaternary ammonium salt compound, preparation method and application |
| CN113526688A (en) * | 2021-07-20 | 2021-10-22 | 国家石油天然气管网集团有限公司 | Corrosion and scale inhibitor for oil transportation station and preparation method thereof |
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Cited By (7)
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| CN107868043A (en) * | 2017-11-14 | 2018-04-03 | 中国石油集团渤海钻探工程有限公司 | A kind of quinoline quatemay ammonium inner salt type corrosion inhibiter and preparation method thereof |
| CN109306489A (en) * | 2018-11-14 | 2019-02-05 | 上海应用技术大学 | Functionalization quinolines liquid corrosion inhibitor, preparation method and application |
| CN110229653A (en) * | 2019-06-11 | 2019-09-13 | 中国石油化工股份有限公司 | A kind of resistance to CO2/H2The corrosion inhibiter and preparation method thereof of the shared corrosion of S |
| CN111777608A (en) * | 2020-07-08 | 2020-10-16 | 湖北精瑜材料有限公司 | Novel plant modified quinoline quaternary ammonium salt compound, preparation method and application |
| CN111777608B (en) * | 2020-07-08 | 2021-08-03 | 湖北精瑜材料有限公司 | Novel plant modified quinoline quaternary ammonium salt compound, preparation method and application |
| CN113526688A (en) * | 2021-07-20 | 2021-10-22 | 国家石油天然气管网集团有限公司 | Corrosion and scale inhibitor for oil transportation station and preparation method thereof |
| CN114086183A (en) * | 2021-11-23 | 2022-02-25 | 天津新翔油气技术有限公司 | Corrosion and scale inhibitor for oil and gas gathering and transportation and preparation method thereof |
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| CN106146396B (en) | 2018-11-02 |
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