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:
Nov. 28, 2023

Filed:

Apr. 21, 2021
Applicant:

Exxonmobil Technology and Engineering Company, Annandale, NJ (US);

Inventors:

Partha Nandi, Annandale, NJ (US);

Steven L. Suib, Storrs, CT (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/50 (2006.01); B01J 27/24 (2006.01); B01J 3/00 (2006.01);
U.S. Cl.
CPC ...
C07C 29/50 (2013.01); B01J 3/008 (2013.01); B01J 27/24 (2013.01); B01J 2219/00051 (2013.01); B01J 2219/00166 (2013.01); C07C 2527/24 (2013.01);
Abstract

Systems and methods are provided for direct conversion of methane and/or ethane to methanol. The methods can include exposing methane to an oxidant, such as O, in a solvent at conditions that are supercritical for the solvent while having a temperature of 310° C. or less, or about 300° C. or less, or about 290° C. or less. The solvent can correspond to an electron donor solvent that, when in a supercritical state, can complex with O. By forming a complex with the O, the supercritical electron donor solvent can facilitate conversion of alkane to methanol at short residence times while reducing or minimizing further oxidation of the methanol to other products.


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