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:
Jun. 16, 2015
Filed:
Sep. 24, 2009
Applicants:
Asato Kondo, Yokohama, JP;
Satoshi Saito, Yamato, JP;
Shinji Murai, Sagamihara, JP;
Hiroko Watando, Tokyo, JP;
Inventors:
Asato Kondo, Yokohama, JP;
Satoshi Saito, Yamato, JP;
Shinji Murai, Sagamihara, JP;
Hiroko Watando, Tokyo, JP;
Assignee:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 3/00 (2006.01); B01D 53/14 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1493 (2013.01); B01D 53/1475 (2013.01); B01D 2252/20484 (2013.01); B01D 2252/20489 (2013.01); B01D 2252/20494 (2013.01); B01D 2252/504 (2013.01); Y02C 10/06 (2013.01); B01D 2252/604 (2013.01); B01D 2252/606 (2013.01); B01D 2258/0283 (2013.01);
Abstract
The present invention provides a carbon dioxide absorbing solution capable of preventing production of an oxidization degradation product of alkanolamine, that is, BICINE. The carbon dioxide absorbing solution contains an alkanolamine and a sulfur amino acid represented by the formula (1) or (2).