95119163 is referenced by 1 patents.

A composite oxide having oxygen absorbing and desorbing capability contains 4.99-98.89% by weight of cerium oxide, 1-95% by weight of zirconium oxide, 0.01-20% by weight of hafnium oxide, and 0.1-10% by weight of an additional metal oxide selected from titanium oxide, tungsten oxide, nickel oxide, copper oxide, iron oxide, aluminum oxide, silicon oxide, beryllium oxide, magnesium oxide, calcium oxide, strontium oxide, barium oxide, oxides of rare earth metals other than cerium, and mixtures thereof. The composite oxide includes PHI phase as a crystal phase, and has oxygen absorbing and desorbing capability of at least 100 mu mol/g at 400-700 DEG C. The composite oxide is prepared by the wet method or by the dry method.

Title
Composite oxide having oxygen absorbing and desorbing capability and method for preparing same
Application Number
95119163
Publication Number
1133820
Application Date
October 5, 1995
Publication Date
October 22, 1996
Inventor
Yokoi Hideo
Yao Shinya
Agent
LUO CAIXI
Assignee
Santoku Metal
IPC
C01G 27/02
C01G 25/02
C01F 17/00