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.

Date of Patent:
Dec. 20, 2016

Filed:

Apr. 15, 2014
Applicants:

Cataler Corporation, Kakegawa-shi, Shizuoka, JP;

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;

Inventors:

Yasuyoshi Sasaki, Shizuoka, JP;

Makoto Tsuji, Shizuoka, JP;

Hiroto Imai, Shizuoka, JP;

Keisuke Kishita, Aichi, JP;

Daisuke Ochiai, Shizuoka, JP;

Assignees:

Cataler Corporation, Kakegawa-shi, Shizuoka, JP;

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 23/42 (2006.01); B01J 23/44 (2006.01); B01J 23/58 (2006.01); B01D 53/94 (2006.01); B01J 37/02 (2006.01); B01J 35/04 (2006.01); F01N 3/28 (2006.01);
U.S. Cl.
CPC ...
B01J 23/58 (2013.01); B01D 53/945 (2013.01); B01J 35/04 (2013.01); B01J 37/0244 (2013.01); B01J 37/0248 (2013.01); B01D 2255/1021 (2013.01); B01D 2255/1023 (2013.01); B01D 2255/1025 (2013.01); B01D 2255/91 (2013.01); B01D 2258/014 (2013.01); F01N 3/2803 (2013.01); Y02T 10/22 (2013.01);
Abstract

The object of the present invention is to provide a novel exhaust gas purifying catalyst having excellent NOx purification performance. The object can be achieved by an exhaust gas purifying catalyst comprising: a substrate; and a catalyst layer disposed on the substrate which comprises a first carrier, and platinum and a first palladium supported on the first carrier; in which the weight ratio of the platinum to the first palladium is 3:1 to 8:1.


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