The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 05, 2017
Filed:
Jun. 12, 2015
Applicants:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
National University Corporation Nagoya University, Nagoya-shi, Aichi-ken, JP;
Inventors:
Satoshi Nagao, Gotenba, JP;
Takashi Minami, Toyota, JP;
Shinichi Matsumoto, Tougou-cho, JP;
Hirohito Hirata, Nagaizumi-cho, JP;
Masakuni Ozawa, Nagoya, JP;
Assignees:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITY, Nagoya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 23/10 (2006.01); B01D 53/94 (2006.01); B01J 21/06 (2006.01); B01J 37/03 (2006.01); B01J 37/16 (2006.01); B01J 35/00 (2006.01); C01G 25/02 (2006.01); B01J 23/63 (2006.01); B01J 23/00 (2006.01); B01J 37/18 (2006.01); B01J 37/12 (2006.01); B01J 37/04 (2006.01); B01J 37/08 (2006.01);
U.S. Cl.
CPC ...
B01J 23/10 (2013.01); B01D 53/9413 (2013.01); B01J 21/066 (2013.01); B01J 23/002 (2013.01); B01J 23/63 (2013.01); B01J 35/00 (2013.01); B01J 35/0006 (2013.01); B01J 37/031 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01); B01J 37/12 (2013.01); B01J 37/16 (2013.01); B01J 37/18 (2013.01); C01G 25/02 (2013.01); B01D 2255/102 (2013.01); B01D 2255/106 (2013.01); B01D 2255/20715 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/20753 (2013.01); B01D 2255/20761 (2013.01); B01D 2255/407 (2013.01); B01D 2255/908 (2013.01); B01D 2255/92 (2013.01); B01D 2255/9202 (2013.01); C01P 2002/36 (2013.01); C01P 2002/60 (2013.01); C01P 2002/76 (2013.01); C01P 2002/82 (2013.01); C01P 2004/03 (2013.01); C01P 2004/04 (2013.01); C01P 2004/82 (2013.01);
Abstract
A satisfactory oxygen storage material and a method for producing it are provided. The oxygen storage material comprises zirconia particles with a ceria-zirconia complex oxide supported on the zirconia particles. The ceria-zirconia complex oxide includes a pyrochlore phase and has a mean crystallite diameter of 10 nm to 22.9 nm.