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:
Jun. 30, 2026

Filed:

Jul. 13, 2023
Applicant:

Chevron U.s.a. Inc., San Ramon, CA (US);

Inventors:

Xiaoying Ouyang, San Ramon, CA (US);

Alexander E. Kuperman, San Ramon, CA (US);

Huping Luo, San Ramon, CA (US);

Assignee:

CHEVRON U.S.A. INC., San Ramon, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/76 (2006.01); B01J 21/08 (2006.01); B01J 35/23 (2024.01); B01J 35/40 (2024.01); C01B 3/26 (2006.01); C07C 2/84 (2006.01);
U.S. Cl.
CPC ...
C07C 2/76 (2013.01); B01J 21/08 (2013.01); B01J 35/23 (2024.01); B01J 35/40 (2024.01); C01B 3/26 (2013.01); C07C 2/84 (2013.01); C01B 2203/1241 (2013.01); C07C 2521/08 (2013.01);
Abstract

The present application pertains to a methane dehydrogenation process subjecting a methane feed to a novel SiOcatalyst under dehydrogenation conditions and producing hydrogen, ethylene, an aromatic, or any mixture thereof. In another embodiment, the present application pertains to a novel catalyst for methane dehydrogenation. The catalyst comprises amorphous particles of SiO. The amorphous particles have a particle size with a nominal diameter of from about 5 nm to 1 cm. The amorphous particles of SiOcomprise a Lewis acidity sufficient to activate one or more C—H bonds in methane and generate one or more methyl radicals when the catalyst is subjected to methane dehydrogenation conditions. In another embodiment, the present application pertains to method of making the novel catalyst for methane dehydrogenation.


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