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. 21, 2023

Filed:

Apr. 07, 2021
Applicants:

SK Innovation Co., Ltd., Seoul, KR;

SK Geo Centric Co., Ltd., Seoul, KR;

Inventors:

Ju Hwan Im, Daejeon, KR;

Hee Soo Kim, Daejeon, KR;

Ho Won Lee, Daejeon, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/42 (2006.01); B01J 21/04 (2006.01); B01J 23/10 (2006.01); B01J 37/08 (2006.01); C07C 5/32 (2006.01); B01J 23/00 (2006.01); B01J 23/38 (2006.01); B01J 23/70 (2006.01); B01J 35/00 (2006.01); B01J 37/04 (2006.01); B01J 37/16 (2006.01);
U.S. Cl.
CPC ...
B01J 23/42 (2013.01); B01J 21/04 (2013.01); B01J 23/002 (2013.01); B01J 23/10 (2013.01); B01J 23/38 (2013.01); B01J 23/70 (2013.01); B01J 35/0046 (2013.01); B01J 35/0086 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01); B01J 37/16 (2013.01); C07C 5/325 (2013.01);
Abstract

In the present disclosure, a composite oxide catalyst capable of effectively suppressing side reactions at the time of dehydrogenation of C4 hydrocarbons having single bonds or one double bond and a process for preparing butadiene, in particular 1,3-butadiene, with a high selectivity and a high yield using the same are described.


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