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:
Dec. 12, 2017
Filed:
Mar. 05, 2014
Applicant:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Inventors:
Fumihiro Ito, Kanagawa, JP;
Satoshi Okada, Kanagawa, JP;
Shinpei Iwamoto, Kanagawa, JP;
Shinichi Ikeda, Tokyo, JP;
Assignee:
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 20/26 (2006.01); B65D 81/26 (2006.01); C08G 63/181 (2006.01); B01D 53/02 (2006.01); B01J 20/02 (2006.01); B01J 20/28 (2006.01); C08G 63/187 (2006.01);
U.S. Cl.
CPC ...
B65D 81/266 (2013.01); B01D 53/02 (2013.01); B01J 20/0203 (2013.01); B01J 20/0225 (2013.01); B01J 20/262 (2013.01); B01J 20/2805 (2013.01); C08G 63/181 (2013.01); B01D 2253/1122 (2013.01); B01D 2253/202 (2013.01); B01D 2253/25 (2013.01); B01D 2257/104 (2013.01);
Abstract
An oxygen absorbent composition which comprises a polyester oligomer containing a constitutional unit derived from a tetralin ring-containing carboxylic acid and a diol, wherein the polyester oligomer has a number average molecular weight of 500 to 10000, and a transition metal catalyst comprising at least one transition metal selected from the group consisting of manganese, iron, cobalt, nickel and copper.