NITROGEN OXIDE OCCLUSION MATERIAL AND CATALYST FOR EXHAUST GAS PURIFICATION

Title:

NITROGEN OXIDE OCCLUSION MATERIAL AND CATALYST FOR EXHAUST GAS PURIFICATION

Document Type and Number:

Japanese Patent JP2016043310

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide an NOx occlusion material having sufficient NOx adsorption ability even in a low temperature area.SOLUTION: An NOx occlusion material comprises a complex oxide comprising titanium (Ti), cerium (Ce) and copper (Cu) as a solid solution, wherein, the content of Cu is 0.1 mol%-5 mol% relative to (Ti+Ce) 1 mole. A catalyst for exhaust gas purification comprises a carrier, a metal catalyst carried on the carrier, and the NOx occlusion material carried on the carrier.SELECTED DRAWING: Figure 1

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Inventors:

MINAMI KEIICHI

Application Number:

JP2014169341A

Publication Date:

April 04, 2016

Filing Date:

August 22, 2014

Export Citation:

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Assignee:

TOYOTA MOTOR CORP

International Classes:

B01J20/06; B01D53/94; B01J23/83; F01N3/08; F01N3/10; F01N3/28

Attorney, Agent or Firm:

Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Nobuo Sekine
Yasuo Dogaki

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