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:
Jan. 17, 2017
Filed:
Sep. 04, 2013
Changxi Miao, Shanghai, CN;
Wenhai Wu, Shanghai, CN;
Zhigui Fan, Shanghai, CN;
Tieqiang Zeng, Shanghai, CN;
Chunjing MA, Shanghai, CN;
Sheng Wu, Shanghai, CN;
Changxi Miao, Shanghai, CN;
Wenhai Wu, Shanghai, CN;
Zhigui Fan, Shanghai, CN;
Tieqiang Zeng, Shanghai, CN;
Chunjing Ma, Shanghai, CN;
Sheng Wu, Shanghai, CN;
China Petroleum & Chemical Corporation, Beijing, CN;
Shanghai Research Institute of Petrochemical Technology Sinopec, Shanghai, CN;
Abstract
The present disclosure provides a catalyst for oxidative dehydrogenation of butene to butadiene, comprising at least one compound of formula ZnAlMFeO.Z(α-FeO), wherein M is at least one element chosen from Be, Mg, Ca, Sr, Mn, Ba, Cu, Co, and Ni, Z represents the percentage by weight of α-Fe2O3 in the catalyst and ranges from 10% to 70%. Also provided herein is a process of preparing said catalyst and the use of said catalyst in an oxidative dehydrogenation of butene to butadiene processes.