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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.:

US 9101914 B1

PDFFull Text
Date of Patent:
Aug. 11, 2015

Filed:

Mar. 28, 2012

Exhaust gas purifying catalyst, exhaust gas purifying monolith catalyst, and method for manufacturing exhaust gas purifying catalyst

Applicants:

Junji Ito, Yokohama, JP;

Yasunari Hanaki, Yokohama, JP;

Tetsuro Naito, Yokohama, JP;

Misaki Akaishi, Yokohama, JP;

Hironori Wakamatsu, Yokohama, JP;

Inventors:

Junji Ito, Yokohama, JP;

Yasunari Hanaki, Yokohama, JP;

Tetsuro Naito, Yokohama, JP;

Misaki Akaishi, Yokohama, JP;

Hironori Wakamatsu, Yokohama, JP;

Assignee:

NISSAN MOTOR CO., LTD., Yokohama-shi, JP;

Attorney:

Foley & Lardner LLP

Primary Examiner:

James McDonough

Int. Cl.
CPC ...
B01J 21/00 (2006.01); B01J 23/00 (2006.01); B01J 25/00 (2006.01); B01J 29/00 (2006.01); B01J 23/10 (2006.01); B01J 23/889 (2006.01); B01D 53/94 (2006.01); F01N 3/28 (2006.01); B01J 23/34 (2006.01); B01J 23/83 (2006.01); B01J 21/06 (2006.01); B01J 37/02 (2006.01); B01J 35/00 (2006.01);
U.S. Cl.
CPC ...
B01J 23/8892 (2013.01); B01D 53/945 (2013.01); B01J 21/066 (2013.01); B01J 23/002 (2013.01); B01J 23/10 (2013.01); B01J 23/34 (2013.01); B01J 23/83 (2013.01); B01J 35/006 (2013.01); B01J 37/0201 (2013.01); F01N 3/2828 (2013.01); B01D 2255/204 (2013.01); B01D 2255/2042 (2013.01); B01D 2255/2045 (2013.01); B01D 2255/2063 (2013.01); B01D 2255/2065 (2013.01); B01D 2255/2073 (2013.01); B01D 2255/20715 (2013.01); B01D 2255/20738 (2013.01); B01D 2255/20746 (2013.01); B01D 2255/20753 (2013.01); B01D 2255/908 (2013.01); B01D 2255/9202 (2013.01); B01J 35/002 (2013.01); B01J 2523/00 (2013.01); Y02T 10/22 (2013.01);
Abstract

An exhaust gas purifying catalyst having a high purifying ability even if noble metal is not used as an essential component, an exhaust gas purifying monolith catalyst, and a method for manufacturing an exhaust gas purifying catalyst, are provided. The exhaust gas purifying catalyst includes an oxide having an oxygen storage and release capacity, and an oxide represented by the following formula (1) supported on the oxide having the oxygen storage and release capacity,LaMM'O  (1)(wherein La represents lanthanum, M represents at least one element selected from the group consisting of barium (Ba), strontium (Sr) and calcium (Ca), M′ represents at least one element selected from the group consisting of iron (Fe), cobalt (Co), nickel (Ni) and manganese (Mn), δ represents an oxygen deficient amount, and x and δ fulfill conditions represented by 0<x≦1 and 0≦δ≦1, respectively).

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