RU2011151252A - METAL CORROSION INHIBITOR IN SULFURIC AND HALIC ACID - Google Patents
METAL CORROSION INHIBITOR IN SULFURIC AND HALIC ACID Download PDFInfo
- Publication number
- RU2011151252A RU2011151252A RU2011151252/02A RU2011151252A RU2011151252A RU 2011151252 A RU2011151252 A RU 2011151252A RU 2011151252/02 A RU2011151252/02 A RU 2011151252/02A RU 2011151252 A RU2011151252 A RU 2011151252A RU 2011151252 A RU2011151252 A RU 2011151252A
- Authority
- RU
- Russia
- Prior art keywords
- sulfuric
- corrosion inhibitor
- metal corrosion
- aldehyde
- condensation
- Prior art date
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- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Pyridine Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Ингибитор коррозии металлов в серной и соляной кислотах, содержащий продукт конденсации амина с альдегидом, отличающийся тем, что он дополнительно содержит производное дипиридилия (1,1'-диметил-4,4'-дипиридилийдихлорид), производное пиримидина (2-этиламино-4-окси-5-бутил-6-метилпиридин) и уротропин, а в качестве продукта конденсации амина с альдегидом n-нитробензаль-о-аминофенол, при следующем соотношении компонентов, мас.%:Corrosion inhibitor of metals in sulfuric and hydrochloric acids, containing the product of the condensation of an amine with an aldehyde, characterized in that it further comprises a dipyridylium derivative (1,1'-dimethyl-4,4'-dipyridylidichloride), a pyrimidine derivative (2-ethylamino-4- oxy-5-butyl-6-methylpyridine) and urotropine, and as a product of the condensation of the amine with the aldehyde n-nitrobenzal-o-aminophenol, in the following ratio, wt.%:
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011151252/02A RU2487193C1 (en) | 2011-12-14 | 2011-12-14 | Inhibitor of metal corrosion in sulphuric and hydrochloric acids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2011151252/02A RU2487193C1 (en) | 2011-12-14 | 2011-12-14 | Inhibitor of metal corrosion in sulphuric and hydrochloric acids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2011151252A true RU2011151252A (en) | 2013-06-20 |
| RU2487193C1 RU2487193C1 (en) | 2013-07-10 |
Family
ID=48785210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2011151252/02A RU2487193C1 (en) | 2011-12-14 | 2011-12-14 | Inhibitor of metal corrosion in sulphuric and hydrochloric acids |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2487193C1 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2210627C1 (en) * | 2002-01-31 | 2003-08-20 | Астраханский государственный технический университет | Inhibitor of metal corrosion in hydrochloric and sulfuric acids |
| RU2296816C1 (en) * | 2006-01-10 | 2007-04-10 | Федеральное государственное образовательное учреждение высшего профессионального образования "Астраханский государственный технический университет" | Corrosion inhibitor for protection of metals in sulfuric, hydrochloric and orthophosphoric acids |
-
2011
- 2011-12-14 RU RU2011151252/02A patent/RU2487193C1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2487193C1 (en) | 2013-07-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20131215 |