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.
Patent No.:
Date of Patent:
Aug. 08, 2017
Filed:
May. 02, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Dae Heung Choi, Daejeon, KR;
Dong Hyun Ko, Daejeon, KR;
Jun Han Kang, Daejeon, KR;
Kyong Yong Cha, Daejeon, KR;
Dae Chul Kim, Daejeon, KR;
Hyun Seok Nam, Daejeon, KR;
Myung Ji Suh, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/887 (2006.01); C07C 5/48 (2006.01); B01J 37/03 (2006.01); B01J 23/00 (2006.01); B01J 23/31 (2006.01); B01J 23/34 (2006.01);
U.S. Cl.
CPC ...
B01J 23/8876 (2013.01); B01J 23/002 (2013.01); B01J 23/31 (2013.01); B01J 23/34 (2013.01); B01J 37/031 (2013.01); C07C 5/48 (2013.01); B01J 2523/00 (2013.01); C07C 2523/04 (2013.01); C07C 2523/31 (2013.01); C07C 2523/887 (2013.01);
Abstract
Disclosed is a multi-component bismuth molybdate catalyst for production of butadiene which comprises bismuth, molybdenum and at least one metal having a monovalent, divalent or trivalent cation, and further comprises cesium and potassium and thus has advantages of improving conversion ratio, yield and selectivity of butadiene and of providing stability of process operation.