- 专利标题： Core-shell oxide material, method for producing the same, and catalyst and method for purification of exhaust gas using the core-shell oxide material
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申请号： US15468956申请日： 2017-03-24
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公开(公告)号： US09868087B2公开(公告)日： 2018-01-16
- 发明人: Naoki Kumatani , Toshitaka Tanabe , Akira Morikawa , Masahide Miura , Hiromasa Suzuki
- 申请人： TOYOTA JIDOSHA KABUSHIKI KAISHA
- 申请人地址： JP Aichi-ken
- 专利权人： TOYOTA JIDOSHA KABUSHIKI KAISHA
- 当前专利权人： TOYOTA JIDOSHA KABUSHIKI KAISHA
- 当前专利权人地址： JP Aichi-ken
- 代理机构： Sughrue Mion, PLLC
- 优先权： JP2016-071347 20160331; JP2017-016582 20170201
- 主分类号： B01D53/94
- IPC分类号： B01D53/94 ; B01J21/04 ; B01J21/06 ; B01J23/10 ; B01J23/63 ; B01J35/00 ; B01J37/00 ; B01J37/02 ; B01J37/08 ; B01J21/12
摘要：
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.
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