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US 11,078,576 B2Granted
Corrosion inhibitor, well, pipeline, and method for forming anticorrosion film
AssigneesInpex Corporation, Japan Oil, Gas and Metals National Corporation
InventorYasuyoshi Tomoe
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Abstract
This corrosion inhibitor can satisfactorily prevent corrosion of the inner surface of a well or pipeline, and contains an inhibitor (A) having a hydrophobic group and a polar group capable of donating an electron pair to a metal surface, an aromatic solvent (B), and hydrophobic nanoparticles (C).
Claims10
A corrosion inhibitor comprising:
- an inhibitor (A) which is N-dodecanoylsarcosinate, oleic imidazoline, or a combination thereof;
- an aromatic solvent (B);
- and
- hydrophobic nanoparticles (C).
1 more element
Dependencies are inferred from the claim text.