The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 07, 2017

Filed:

Dec. 08, 2014
Applicant:

Instituto Mexicano Del Petroleo, Mexico City, MX;

Inventors:

Raul Hernandez Altamirano, Mexico City, MX;

Violeta Yasmin Mena Cervantes, Mexico City, MX;

Luis Silvestre Zamudio Rivera, Mexico City, MX;

Hiram Isaac Beltran Conde, Mexico City, MX;

Eduardo Buenrostro Gonzalez, Mexico City, MX;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/54 (2006.01); C07D 265/10 (2006.01); C09K 8/524 (2006.01); C10L 1/14 (2006.01); C10L 1/233 (2006.01); C10L 10/00 (2006.01); C10L 10/04 (2006.01); C10G 75/02 (2006.01); C07C 227/10 (2006.01); C10L 1/16 (2006.01); C10L 1/182 (2006.01);
U.S. Cl.
CPC ...
C07D 265/10 (2013.01); C07C 227/10 (2013.01); C09K 8/524 (2013.01); C09K 8/54 (2013.01); C10G 75/02 (2013.01); C10L 1/14 (2013.01); C10L 1/233 (2013.01); C10L 10/00 (2013.01); C10L 10/04 (2013.01); C10G 2300/1033 (2013.01); C10G 2300/206 (2013.01); C10G 2300/4075 (2013.01); C10G 2300/44 (2013.01); C10G 2300/80 (2013.01); C10G 2400/02 (2013.01); C10G 2400/04 (2013.01); C10G 2400/08 (2013.01); C10L 1/1608 (2013.01); C10L 1/1616 (2013.01); C10L 1/1824 (2013.01); C10L 2200/0259 (2013.01); C10L 2200/043 (2013.01); C10L 2200/0423 (2013.01); C10L 2200/0446 (2013.01); C10L 2230/08 (2013.01); C10L 2230/14 (2013.01); C10L 2270/023 (2013.01); C10L 2270/04 (2013.01); C10L 2270/10 (2013.01);
Abstract

Base compounds including 1,3-oxazinan-6-one derivatives of N-alkyl or N-alkenyl or N-cycloalkyl or N-aryl propionic acids and paraformaldehyde, and their application as corrosion inhibitors with multifunctional properties serving as inhibitory/dispersant of asphaltene in production processes, transportation, refining and storage of crude oil and derivatives. The corrosion inhibitor with inhibitory/dispersant of asphaltenes properties comprises an active substance base of 1,3-oxaninan-6-ones and hydrocarbon solvents such as benzene, toluene, mixed xylenes, o-xylene, m-xylene and p-xylene, diesel, kerosene, jet fuel, alcohols, aliphatic branched and unbranched alcohols containing from 3 to 10 carbon atoms, such as isopropanol, butanol and pentanol, and mixtures of hydrocarbon solvents with aliphatic branched or unbranched liquid fuels. In addition, a process for obtaining 1,3-oxazinan-6-ones derivatives of N-alkyl or N-alkenyl or N-cycloalkyl or N-aryl propionic acids and paraformaldehyde is described.


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