Patent ID: 9421535
Filing Date: 2016-08-23
CPC Classification: B01D,B01J,Y02T

Claim Text:
1. An exhaust gas purifying catalyst, comprising: a support that contains at least one element selected from the first group consisting of Al, Zr and Ce, at least one element selected from the second group consisting of Ag, Mn, Co, Cu and Fe, and Ti; and particles that are composed of a metal or oxide of at least one element selected from the third group consisting of Ag, Mn, Co, Cu and Fe and that are deposited on the support, wherein 70% or more of any plurality of measurement points with a diameter of 2 nm on a surface of the support are composed of a composite part that has a content of 0.5 to 10 mol % of the at least one element of the second group and has a content of 0.3 mol % or greater of Ti, and a size of the composite part is tens or ones of nanometers.