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. 17, 2012
Filed:
Apr. 26, 2006
Applicants:
Akiko Yuasa, Kyoto, JP;
Yasushige Kuroda, Okayama, JP;
Mahiko Nagao, Okayama, JP;
Atsushi Itadani, Okayama, JP;
Inventors:
Akiko Yuasa, Kyoto, JP;
Yasushige Kuroda, Okayama, JP;
Mahiko Nagao, Okayama, JP;
Atsushi Itadani, Okayama, JP;
Assignee:
Panasonic Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 29/06 (2006.01); B01J 20/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An absorbent of ZSM-5 zeolite ion-exchanged with copper ion, characterized in that at least 60% or more of the copper sites in the copper ion-exchanged ZSM-5 zeolite are copper (I) sites and preferably at least 70% or more of the copper (I) sites are three-oxygen-coordinated copper (I) sites.