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:
Apr. 01, 2014
Filed:
Nov. 15, 2010
Takamasa Nakagawa, Yokohama, JP;
Masanori Nakamura, Yokosuka, JP;
Misaki Fujimoto, Yokosuka, JP;
Naoki Kachi, Kawasaki, JP;
Takamasa Nakagawa, Yokohama, JP;
Masanori Nakamura, Yokosuka, JP;
Misaki Fujimoto, Yokosuka, JP;
Naoki Kachi, Kawasaki, JP;
Nissan Motor Co., Ltd., Yokohama-shi, JP;
Abstract
An exhaust gas purifying catalyst () of the present invention includes anchor/promoter simultaneous enclosure particles () including catalyst units () which contain: noble metal particles (); and anchor particles () as an anchor material of the noble metal particles () supporting the noble metal particles (); promoter units () which are provided not in contact with the noble metal particles () and contain first promoter particles () having an oxygen storage and release capacity; and an enclosure material () which encloses both the catalyst units () and the promoter units (), and separates the noble metal particles () and the anchor particles () in the catalyst units () from the first promoter particles () in the promoter units (). The exhaust gas purifying catalyst () further includes second promoter particles () which have the oxygen storage and release capacity, and are not enclosed in the anchor/promoter simultaneous enclosure particles () by the enclosure material ().