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:
Feb. 07, 2012
Filed:
Aug. 02, 2007
Zhongneng Liu, Shanghai, CN;
Zaiku Xie, Shanghai, CN;
Xinghua Jiang, Shanghai, CN;
Xiaoling Wu, Shanghai, CN;
Minbo Hou, Shanghai, CN;
Hongyuan Zong, Shanghai, CN;
Zhongneng Liu, Shanghai, CN;
Zaiku Xie, Shanghai, CN;
Xinghua Jiang, Shanghai, CN;
Xiaoling Wu, Shanghai, CN;
Minbo Hou, Shanghai, CN;
Hongyuan Zong, Shanghai, CN;
China Petroleum & Chemical Corporation, Beijing, CN;
Shanghai Research Institute of Petrochemical Technology Sinopec, Shanghai, CN;
Abstract
The present invention discloses an alumina support having multiple pore structure, wherein the alumina support has a specific surface area of from 40 to 160 m/g and a total pore volume of from 0.3 to 1.2 cm/g; a pore volume of pores having a pore diameter of less than 30 nm comprises 5 to 60% of the total pore volume; a pore volume of pores having a pore diameter of from 30 to 60 nm comprises 20 to 75% of the total pore volume; and a pore volume of pores having a pore diameter of larger than 60 nm comprises 20 to 60% of the total pore volume. The present invention further discloses a catalyst used for selective hydrogenation of a pyrolysis gasoline, comprising: (a) the alumina support according to the invention; and (b) 0.01 to 1.2 wt. % of metal palladium or palladium oxides, based on the weight of the alumina support.