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:
May. 31, 2016
Filed:
Nov. 21, 2011
Applicants:
Wei-yang Su, Spring, TX (US);
Robert A. Grigsby, Jr., Spring, TX (US);
Jingjun Zhou, The Woodlands, TX (US);
Inventors:
Wei-Yang Su, Spring, TX (US);
Robert A. Grigsby, Jr., Spring, TX (US);
Jingjun Zhou, The Woodlands, TX (US);
Assignee:
HUNTSMAN PETROCHEMICAL LLC, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/48 (2006.01); B01D 53/14 (2006.01); C07C 217/50 (2006.01); C09K 3/00 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1468 (2013.01); B01D 53/1493 (2013.01); C07C 217/50 (2013.01); C09K 3/00 (2013.01); B01D 2252/2041 (2013.01); B01D 2252/20405 (2013.01); B01D 2252/20426 (2013.01); B01D 2252/20484 (2013.01); B01D 2252/504 (2013.01); B01D 2256/16 (2013.01); B01D 2256/20 (2013.01); B01D 2256/24 (2013.01); B01D 2257/304 (2013.01); B01D 2257/504 (2013.01); B01D 2258/0283 (2013.01); Y02P 20/152 (2015.11);
Abstract
Amine compositions comprising sterically hindered amines and associated methods are provided. In some embodiments, amine compositions of the present disclosure may be useful for selective removal of HS from an acidic gas stream.