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:
Oct. 16, 2012
Filed:
Jan. 20, 2010
GE Luo, Shanghai, CN;
Xin Wen, Shanghai, CN;
Xiaoqi Zhao, Shanghai, CN;
Xuemei LI, Shanghai, CN;
Yan Zhuang, Shanghai, CN;
Jianxue MA, Shanghai, CN;
Jingming Shao, Shanghai, CN;
Ge Luo, Shanghai, CN;
Xin Wen, Shanghai, CN;
Xiaoqi Zhao, Shanghai, CN;
Xuemei Li, Shanghai, CN;
Yan Zhuang, Shanghai, CN;
Jianxue Ma, Shanghai, CN;
Jingming Shao, Shanghai, CN;
Shanghai Huayi Acrylic Acid Co., Ltd., Pudong District, Shanghai, CN;
Abstract
The present invention provides a preparation process of complex oxides catalyst containing Mo, Bi, Fe and Co, which comprising steps as following: dissolving precursor compounds of the components for catalyst and complexing agent in water to obtain a solution, and then drying, molding and calcining the solution to obtain catalyst. The catalyst is used for gas phase oxidation of light alkenes to unsaturated aldehydes. The catalyst has high activity, selectivity and stability. The reaction condition is mild. The preparation process of the catalyst is easy to operate and can be used for mass production.