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. 07, 2015
Filed:
Mar. 03, 2011
Applicants:
Yoichi Sakata, Nagoya, JP;
Haruto Wakabayashi, Tsukuba, JP;
Kazutaka Yanagita, Tsukuba, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 3/00 (2006.01); C07F 3/06 (2006.01); C07F 5/00 (2006.01); C07F 5/06 (2006.01);
U.S. Cl.
CPC ...
C07F 3/06 (2013.01); C07F 5/00 (2013.01); C07F 5/062 (2013.01);
Abstract
Disclosed are effective and simple adsorbents and methods of using the adsorbents for removing metal impurities generated during storage, transportation and supply of organometallic compounds. The disclosed adsorbents and methods provide for the easy and effective removal of the metallic impurities or compounds generated from decomposition of the organometallic compound during its transportation, storage, and supply. Namely, the disclosed adsorbents and methods permit the stable supply of a high purity organometallic compound desired in the semiconductor and photovoltaic cell.