CN112391633B - 一种船用柴油发动机冷却水用缓蚀剂及其制备方法 - Google Patents
一种船用柴油发动机冷却水用缓蚀剂及其制备方法 Download PDFInfo
- Publication number
- CN112391633B CN112391633B CN202011256933.9A CN202011256933A CN112391633B CN 112391633 B CN112391633 B CN 112391633B CN 202011256933 A CN202011256933 A CN 202011256933A CN 112391633 B CN112391633 B CN 112391633B
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- China
- Prior art keywords
- reaction
- corrosion inhibitor
- mercaptobenzothiazole
- neck flask
- diesel engine
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- 230000007797 corrosion Effects 0.000 title claims abstract description 80
- 238000005260 corrosion Methods 0.000 title claims abstract description 80
- 239000003112 inhibitor Substances 0.000 title claims abstract description 65
- 239000000498 cooling water Substances 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims abstract description 158
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000007142 ring opening reaction Methods 0.000 claims abstract description 20
- 238000007259 addition reaction Methods 0.000 claims abstract description 16
- 229920000642 polymer Polymers 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims description 80
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 57
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 44
- 238000003756 stirring Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 18
- 239000000047 product Substances 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 12
- 238000000746 purification Methods 0.000 claims description 9
- 239000012295 chemical reaction liquid Substances 0.000 claims description 7
- 239000005457 ice water Substances 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 238000002390 rotary evaporation Methods 0.000 claims description 7
- 230000005764 inhibitory process Effects 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 16
- 229910052751 metal Inorganic materials 0.000 abstract description 12
- 239000002184 metal Substances 0.000 abstract description 12
- 238000012546 transfer Methods 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 8
- 229910000838 Al alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 6
- 238000005536 corrosion prevention Methods 0.000 description 6
- 229910021645 metal ion Inorganic materials 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229910052749 magnesium Inorganic materials 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- MEFBJEMVZONFCJ-UHFFFAOYSA-N molybdate Chemical compound [O-][Mo]([O-])(=O)=O MEFBJEMVZONFCJ-UHFFFAOYSA-N 0.000 description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 4
- 239000002826 coolant Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 2
- -1 aluminum ions Chemical class 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910001431 copper ion Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 125000003396 thiol group Chemical group [H]S* 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical compound OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000003851 azoles Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 description 1
- 229910000165 zinc phosphate Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/16—Sulfur-containing compounds
- C23F11/165—Heterocyclic compounds containing sulfur as hetero atom
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
- C07D277/62—Benzothiazoles
- C07D277/68—Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
- C07D277/70—Sulfur atoms
- C07D277/74—Sulfur atoms substituted by carbon atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011256933.9A CN112391633B (zh) | 2020-11-12 | 2020-11-12 | 一种船用柴油发动机冷却水用缓蚀剂及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011256933.9A CN112391633B (zh) | 2020-11-12 | 2020-11-12 | 一种船用柴油发动机冷却水用缓蚀剂及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN112391633A CN112391633A (zh) | 2021-02-23 |
CN112391633B true CN112391633B (zh) | 2022-07-29 |
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Family Applications (1)
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---|---|---|---|
CN202011256933.9A Active CN112391633B (zh) | 2020-11-12 | 2020-11-12 | 一种船用柴油发动机冷却水用缓蚀剂及其制备方法 |
Country Status (1)
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CN (1) | CN112391633B (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1049044A (en) * | 1963-02-27 | 1966-11-23 | Dow Chemical Co | Corrosion inhibitor |
GB1222133A (en) * | 1968-05-25 | 1971-02-10 | Geigy Uk Ltd | Inhibition of corrosion of copper and its alloys using 3-amino-1:2:4-triazole |
CN1068312A (zh) * | 1991-07-09 | 1993-01-27 | 化学工业部天津化工研究院 | 海水循环冷却水缓蚀阻垢剂 |
CN101711269A (zh) * | 2007-06-11 | 2010-05-19 | 巴斯夫欧洲公司 | 防腐涂料 |
CN110016671A (zh) * | 2019-05-14 | 2019-07-16 | 上海贵通新材料科技有限公司 | 一种乙烯化工用缓蚀剂 |
CN110952098A (zh) * | 2018-09-26 | 2020-04-03 | 中国石油天然气股份有限公司 | 一种集输油管线用咪唑啉聚氧乙烯醚类缓蚀剂及其制备方法 |
-
2020
- 2020-11-12 CN CN202011256933.9A patent/CN112391633B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1049044A (en) * | 1963-02-27 | 1966-11-23 | Dow Chemical Co | Corrosion inhibitor |
GB1222133A (en) * | 1968-05-25 | 1971-02-10 | Geigy Uk Ltd | Inhibition of corrosion of copper and its alloys using 3-amino-1:2:4-triazole |
CN1068312A (zh) * | 1991-07-09 | 1993-01-27 | 化学工业部天津化工研究院 | 海水循环冷却水缓蚀阻垢剂 |
CN101711269A (zh) * | 2007-06-11 | 2010-05-19 | 巴斯夫欧洲公司 | 防腐涂料 |
CN110952098A (zh) * | 2018-09-26 | 2020-04-03 | 中国石油天然气股份有限公司 | 一种集输油管线用咪唑啉聚氧乙烯醚类缓蚀剂及其制备方法 |
CN110016671A (zh) * | 2019-05-14 | 2019-07-16 | 上海贵通新材料科技有限公司 | 一种乙烯化工用缓蚀剂 |
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CN112391633A (zh) | 2021-02-23 |
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Application publication date: 20210223 Assignee: WEIHAI XIANGYU TECHNOLOGY CO.,LTD. Assignor: WEIHAI XIANGZE NEW MATERIAL TECHNOLOGY CO.,LTD. Contract record no.: X2022980014710 Denomination of invention: Corrosion inhibitor for cooling water of marine diesel engine and preparation method thereof Granted publication date: 20220729 License type: Exclusive License Record date: 20220909 |
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EE01 | Entry into force of recordation of patent licensing contract | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231106 Address after: No. 1 Hangzhou Road, Economic Development Zone, Wendeng District, Weihai City, Shandong Province, 264400 Patentee after: WEIHAI XIANGYU TECHNOLOGY CO.,LTD. Address before: 264200 rooms 212 and 213, block B, 205 Zhuhai Road, Wendeng Economic Development Zone, Weihai City, Shandong Province Patentee before: WEIHAI XIANGZE NEW MATERIAL TECHNOLOGY CO.,LTD. |
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