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:
Feb. 22, 2022
Filed:
Aug. 17, 2018
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Flaiyh Al-Anazi, Riyadh, SA;
Mohammed Bakalla, Riyadh, SA;
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Abstract
A method of preparing a mono(Chydrocarbyl) ester of a mono(Calkyl)polyoxyalkylene glycol by contacting a Calcohol and an alkylene oxide comprising ethylene oxide, propylene oxide, or a combination comprising at least one of the foregoing under conditions effective to provide a first mono(Calkyl)polyoxyalkylene glycol having a first average degree of polymerization; contacting the first mono(Calkyl)polyoxyalkylene glycol and the alkylene oxide under conditions effective to provide a second mono(Calkyl)polyoxyalkylene glycol having a second average degree of polymerization that is higher than the first average degree of polymerization; and contacting the second (Calkyl)polyoxyalkylene glycol and a Ccarboxylic acid to provide the mono(CChydrocarbyl) ester of a mono(Calkyl)polyoxyalkylene glycol.