0706980-A1 is referenced by 2 patents and cites 7 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
EP19950307050 19951004
Publication Number
0706980 (A1)
Application Date
October 4, 1995
Publication Date
April 17, 1996
Inventor
Yokoi Hideo
JP
Yao Shinya
JP
Assignee
Santoku Metal
JP
IPC
C04B 35/50
B01J 23/10
C04B 35/486
C04B 35/50
C04B 35/486
C04B 35/48
C01G 53/00
C01G 41/00
C01G 27/00
C01G 25/00
B01J 23/10
B01J 20/02
C01G 49/00
C04B 35/50
C04B 35/486
C04B 35/48
C01G 53/00
C01G 41/00
C01G 27/00
C01G 25/00
B01J 23/10
B01J 20/02
C01G 49/00
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