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:
Nov. 14, 2017
Filed:
Jun. 18, 2014
China Petroleum & Chemical Corporation, Beijing, CN;
Research Institute of Nanjing Chemical Industrial Group, Nanjing, CN;
Songbai Mao, Nanjing, CN;
Zhongbin Huang, Nanjing, CN;
CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing, CN;
RESEARCH INSTITUTE OF NANJING CHEMICAL INDUSTRIAL GROUP, Nanjing, CN;
Abstract
An organic amine decarbonization solution includes: i) one or more organic amines serving as a carbon dioxide absorbent; and ii) an antioxidant. The antioxidant includes: a) one or more organometallic complexes of Formula [M(L)]A, wherein each M independently represents a central atom selected from the group consisting of transition metals, Group IVA metals and Group VA metals at a lower valence state; each L independently represents a bidentate or multidentate organic ligand with each ligating atom thereof being independently one of O, S, N and P; each A independently represents an uncoordinated counter-ion suitable for forming an outer sphere of a complex; x is 1, 2 or 3; y is 1, 2, 3, 4, 5, 6, 7 or 8; and n is 0, 1, 2, 3 or 4; and b) optionally one or more metal chelating agents.