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. 26, 2020
Filed:
Dec. 06, 2016
Applicant:
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Inventors:
Feng Xu, Riyadh, SA;
Flaiyh Al-Anazi, Riyadh, SA;
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 213/10 (2006.01); C07F 5/02 (2006.01); C07D 215/08 (2006.01); C07D 215/10 (2006.01); C07D 215/12 (2006.01);
U.S. Cl.
CPC ...
C07C 213/10 (2013.01); C07F 5/022 (2013.01); C07F 5/027 (2013.01); C07D 215/08 (2013.01); C07D 215/10 (2013.01); C07D 215/12 (2013.01);
Abstract
A method of reducing color in an alkanolamine is described. The method includes contacting the alkanolamine with a color-reducing amount of a borane complex effective to provide a color-reduced alkanolamine composition having a Platinum-Cobalt Color Value, according to Test Method ASTM D1209, of less than 50.