New three-way catalysts for vehicles contain, as an oxygen storage component, mixed oxide MnZr. These components are less expensive than state-of-the-art ceria/zirconia, and generally offer improved capacity even after exposure to high temperatures.
申请公布号
WO9934904(A1)
申请公布日期
1999.07.15
申请号
WO1999GB00026
申请日期
1999.01.06
申请人
JOHNSON MATTHEY PUBLIC LIMITED COMPANY;FISHER, JANET, MARY;HYDE, TIMOTHY, IAN;LANDEN, TORQUIL, GEORGE, SPENCER;THOMPSETT, DAVID
发明人
FISHER, JANET, MARY;HYDE, TIMOTHY, IAN;LANDEN, TORQUIL, GEORGE, SPENCER;THOMPSETT, DAVID