公开(公告)号：CA2966943A1

公开(公告)日：2016-05-12

申请号：CA2966943

申请日：2015-11-05

Applicant: BASF SE

Inventor： TITLBACH SVEN ,  SCHUNK STEPHAN A ,  MULLER ROBERT ,  SUNDERMANN ANDREAS ,  GOEBEL MICHAEL ,  KARPOV ANDREY ,  DEEBA MICHEL ,  ZHENG XIAOLAI ,  GLAUM ROBERT ,  SCHMITZ ANDREAS

IPC: B01J23/63 ,  B01D53/94 ,  C01F17/00

Abstract: The present invention relates to a composite oxide comprising ceria, praseodymia and alumina, wherein the cerium : praseodymium molar ratio of the composite oxide is 84:16 or less, as well as to a method of preparing the composite oxide and to its use, in particular in a method of treating an exhaust gas stream.