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:
Mar. 08, 2022
Filed:
Mar. 25, 2019
Battelle Memorial Institute, Richland, WA (US);
Deepika Malhotra, Richland, WA (US);
Phillip K. Koech, Richland, WA (US);
David J. Heldebrant, Richland, WA (US);
Vassiliki-Alexandra Glezakou, Richland, WA (US);
Roger J. Rousseau, Richland, WA (US);
Manh Thuong Nguyen, Richland, WA (US);
Robert Perry, Richland, WA (US);
Jordan P. Page, Richland, WA (US);
David C. Cantu, Richland, WA (US);
Battelle Memorial Institute, Richland, WA (US);
Abstract
Disclosed herein is a method and system for COremoval from a gas stream using a diamine solvent having a Formula IR(R)N-L-NH-R  (I)With respect to Formula I, each of Rand Rindependently is aliphatic, cycloaliphatic, or Rand Rtogether with the nitrogen to which they are attached, form a heterocyclyl ring; Lis aliphatic, cycloaliphatic, or Land Rtogether with the nitrogen to which they are attached form a heterocyclyl ring; and Ris aliphatic, cycloaliphatic, cycloalkylalkyl, or alkoxyalkyl. And/or the compound may have a viscosity of less than 75 cP at a CO-loading of 40 mol % and at a temperature of 40° C.