公开(公告)号：US20150197465A1

公开(公告)日：2015-07-16

申请号：US14669179

申请日：2015-03-26

Applicant: ExxonMobil Chemical Patents Inc.

Inventor： April D. Ross ,  Jane C. Cheng

IPC: C07C5/27 ,  B01J29/44 ,  B01J37/08 ,  C07C7/148

CPC classification number: C07C5/2708 ,  B01J16/005 ,  B01J23/42 ,  B01J23/50 ,  B01J23/60 ,  B01J23/62 ,  B01J23/626 ,  B01J23/628 ,  B01J23/8926 ,  B01J29/405 ,  B01J29/44 ,  B01J29/46 ,  B01J37/0018 ,  B01J2229/186 ,  B01J2229/36 ,  B01J2229/42 ,  C07C5/222 ,  C07C5/2556 ,  C07C5/2737 ,  C07C5/2754 ,  C07C15/08 ,  C07C2529/44 ,  Y02P20/52

Abstract: The invention is directed to a bimetallic catalyst system adapted for the manufacture of xylenes, a process for making said catalyst system, and to the process of manufacture of xylenes using said catalyst system, providing, in embodiments, improved selectivity by at least one of higher ethylene saturation and low xylene loss, decreased susceptibility to poisoning from feedstream impurities, and ability to operate at less severe conditions.

Abstract translation: 本发明涉及适用于制造二甲苯的双金属催化剂体系，制备所述催化剂体系的方法，以及使用所述催化剂体系制备二甲苯的方法，在实施方案中，提供了至少一种较高的选择性 乙烯饱和度低，二甲苯损失低，对原料杂质中毒的易感性降低，在恶劣条件下操作能力差。