MD4493C1 - Применение хлорида трис(тиосемикарбазид)кобальта(III) в качестве ингибитора коррозии стали в воде - Google Patents
Применение хлорида трис(тиосемикарбазид)кобальта(III) в качестве ингибитора коррозии стали в воде Download PDFInfo
- Publication number
- MD4493C1 MD4493C1 MDA20160114A MD20160114A MD4493C1 MD 4493 C1 MD4493 C1 MD 4493C1 MD A20160114 A MDA20160114 A MD A20160114A MD 20160114 A MD20160114 A MD 20160114A MD 4493 C1 MD4493 C1 MD 4493C1
- Authority
- MD
- Moldova
- Prior art keywords
- corrosion
- thiosemicarbazide
- inhibitor
- water
- cobalt
- Prior art date
Links
- 238000005260 corrosion Methods 0.000 title claims abstract description 34
- 230000007797 corrosion Effects 0.000 title claims abstract description 34
- 239000003112 inhibitor Substances 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 19
- 239000010959 steel Substances 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 14
- BRWIZMBXBAOCCF-UHFFFAOYSA-N hydrazinecarbothioamide Chemical compound NNC(N)=S BRWIZMBXBAOCCF-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 239000007983 Tris buffer Substances 0.000 title claims abstract 3
- 229910021581 Cobalt(III) chloride Inorganic materials 0.000 title claims 2
- 125000000446 sulfanediyl group Chemical group *S* 0.000 claims abstract description 4
- CUGZEDSDRBMZMY-UHFFFAOYSA-N trihydrate;hydrochloride Chemical compound O.O.O.Cl CUGZEDSDRBMZMY-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 150000002429 hydrazines Chemical class 0.000 abstract description 2
- 239000000243 solution Substances 0.000 abstract description 2
- 229910017052 cobalt Inorganic materials 0.000 abstract 2
- 239000010941 cobalt Substances 0.000 abstract 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 11
- 230000007423 decrease Effects 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 2
- 150000001868 cobalt Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001869 cobalt compounds Chemical class 0.000 description 1
- 229910001429 cobalt ion Inorganic materials 0.000 description 1
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- -1 derivative of hydrazine (thiosemicarbazide) - tris(thiosemicarbazide)-cobalt(III) chloride trihydrate Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
Изобретение относится к области защиты металлов от коррозии в воде и может быть использовано для ингибирования коррозии в замкнутых системах стальных трубопроводов.Предлагается использование в качестве ингибитора коррозии сталей в воде координационного соединения кобальта с производным гидразина: трис(тиосемикарбазид)кобальт(III) хлорид тригидрат с формулой [Co(thios)3]Cl3·3H2O, где thios обозначает тиосемикарбазид (H2N-C(=S)-NH-NH2), при концентрации 0,05…0,75 г/л.Техническим результатом предложенного решения является существенное снижение, по сравнению с использованием тиосемикарбазида, коррозионных потерь и увеличение срока службы стальных трубопроводов.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20160114A MD4493C1 (ru) | 2016-10-19 | 2016-10-19 | Применение хлорида трис(тиосемикарбазид)кобальта(III) в качестве ингибитора коррозии стали в воде |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20160114A MD4493C1 (ru) | 2016-10-19 | 2016-10-19 | Применение хлорида трис(тиосемикарбазид)кобальта(III) в качестве ингибитора коррозии стали в воде |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD4493B1 MD4493B1 (ru) | 2017-06-30 |
| MD4493C1 true MD4493C1 (ru) | 2018-01-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20160114A MD4493C1 (ru) | 2016-10-19 | 2016-10-19 | Применение хлорида трис(тиосемикарбазид)кобальта(III) в качестве ингибитора коррозии стали в воде |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD4493C1 (ru) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5258125A (en) * | 1992-04-22 | 1993-11-02 | Nalco Chemical Company | Carbohydrazones as boiler water oxygen scavengers |
| JPH11269674A (ja) * | 1998-03-19 | 1999-10-05 | China Petro Chem Corp | カーボンスチールのチオアミド及びアミド誘導体腐食抑制剤 |
| MD3258F1 (en) * | 2006-07-19 | 2007-02-28 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Inhibitor of steel corrosion in the water |
| MD243Y (en) * | 2009-12-17 | 2010-07-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Inhibitor of steel corrosion in water |
| MD307Y (en) * | 2010-04-27 | 2010-12-31 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Inhibitor of steel corrosion in the water |
-
2016
- 2016-10-19 MD MDA20160114A patent/MD4493C1/ru not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5258125A (en) * | 1992-04-22 | 1993-11-02 | Nalco Chemical Company | Carbohydrazones as boiler water oxygen scavengers |
| JPH11269674A (ja) * | 1998-03-19 | 1999-10-05 | China Petro Chem Corp | カーボンスチールのチオアミド及びアミド誘導体腐食抑制剤 |
| MD3258F1 (en) * | 2006-07-19 | 2007-02-28 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Inhibitor of steel corrosion in the water |
| MD243Y (en) * | 2009-12-17 | 2010-07-30 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Inhibitor of steel corrosion in water |
| MD307Y (en) * | 2010-04-27 | 2010-12-31 | Institutul De Fizica Aplicata Al Academiei De Stiinte A Moldovei | Inhibitor of steel corrosion in the water |
Non-Patent Citations (3)
| Title |
|---|
| Паршутин В.В., Шолтоян Н.С., Сидельникова С.П. и Володина Г.В. Ингибирование бороглюконатом кальция коррозии углеродистой стали Ст.3 в воде. I. Коррозия в условиях естественной аэрации и принудительной конвекции. Электронная обработка материалов, 1999, №5, с. 42-56 * |
| Робинсон Дж. С. Ингибиторы коррозии. Москва, 1983, с. 43-46 * |
| Розенфельд И. Л. Ингибиторы коррозии. Москва, 1977, с. 249-252 * |
Also Published As
| Publication number | Publication date |
|---|---|
| MD4493B1 (ru) | 2017-06-30 |
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|---|---|---|---|
| FG4A | Patent for invention issued | ||
| KA4A | Patent for invention lapsed due to non-payment of fees (with right of restoration) | ||
| MM4A | Patent for invention definitely lapsed due to non-payment of fees |