Amidodiamine corrosion inhibitors
US11542426B2 · kind B2 · utility
0Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2017 |
| Grant date | Jan 3, 2023 |
| Priority date | — |
| Expiry date | Oct 29, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/32
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Methods for providing corrosion inhibition in conduits, containers, and wellbores penetrating subterranean formations are provided. In some embodiments, the methods comprise contacting a metal surface with a fluid comprising a corrosion inhibitor additive. In certain embodiments, the corrosion inhibitor additive comprises a compound comprising a hydrophobic cation moiety, one or more lipophilic tails, and a linking moiety.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.