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. 06, 2017
Filed:
Sep. 22, 2011
Sheng Dai, Knoxville, TN (US);
Congmin Wang, Hangzhou, CN;
Huimin Luo, Knoxville, TN (US);
De-en Jiang, Knoxville, TN (US);
Sheng Dai, Knoxville, TN (US);
Congmin Wang, Hangzhou, CN;
Huimin Luo, Knoxville, TN (US);
De-en Jiang, Knoxville, TN (US);
UT-BATTELLE, LLC, Oak Ridge, TN (US);
Abstract
An ionic liquid composition having the following chemical structural formula: wherein R, R, R, and Rare independently selected from hydrocarbon groups containing at least 1 and up to 20 carbon atoms, and Xis a cyclic anion that possesses a negatively-charged group reactive with a gaseous electrophilic species, particularly carbon dioxide or sulfur dioxide. Methods for capturing a gaseous electrophilic species, such as COor SO, by contacting the gaseous electrophilic species with an ionic liquid according to Formula (1) are also described.