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US 2017/0282123 A1Published application
Core-shell oxide material, method for producing the same, and catalyst and method for purification of exhaust gas using the core-shell oxide material
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsNaoki KUMATANI, Toshitaka TANABE, Akira MORIKAWA, Masahide MIURA, Hiromasa SUZUKI
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Abstract
A core-shell oxide material comprises: a core which comprises a ceria-zirconia based solid solution powder having at least one ordered phase of a pyrochlore phase and a κ phase; and a shell which comprises an alumina based oxide disposed on at least a portion of a surface of the core.
Claims8
A core-shell oxide material, comprising:
- a core which comprises a ceria-zirconia based solid solution powder having at least one ordered phase of a pyrochlore phase and a κ phase;
- and
- a shell which comprises an alumina based oxide disposed on at least a portion of a surface of the core.
Dependencies are inferred from the claim text.