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:
Oct. 16, 2012
Filed:
Nov. 04, 2009
Sung Yeup Chung, Seoul, KR;
Ki Chun Lee, Seongnam, KR;
Seok Jin Choi, Yongin, KR;
Hoon Sik Kim, Seoul, KR;
Jelliarko Palgunadi, Seoul, KR;
Je Eun Kang, Seoul, KR;
Sung Yeup Chung, Seoul, KR;
Ki Chun Lee, Seongnam, KR;
Seok Jin Choi, Yongin, KR;
Hoon Sik Kim, Seoul, KR;
Jelliarko Palgunadi, Seoul, KR;
Je Eun Kang, Seoul, KR;
Hyundai Motor Company, Seoul, KR;
Abstract
The present invention provides a novel piperazinium trifluoroacetate compound prepared by reacting piperazine with trifluoroacetic acid and a carbon dioxide absorbent prepared by dissolving the compound in an ionic liquid or organic solvent. According to the present invention, the carbon dioxide absorbent has excellent carbon dioxide absorption capacity and low solvent loss, and the energy consumption required for the carbon dioxide absorption and desorption is significantly reduced.