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:
Dec. 07, 2021
Filed:
Jan. 08, 2018
Applicant:
Croda, Inc., Edison, NJ (US);
Inventors:
Xin Chen, Hockessin, DE (US);
Min Ma Wang, Cypress, TX (US);
Kevin Wade Penfield, Wilmington, DE (US);
Assignee:
Croda, Inc., Plainsboro, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C11D 1/825 (2006.01); B01D 17/04 (2006.01); C11B 13/00 (2006.01);
U.S. Cl.
CPC ...
C11D 1/825 (2013.01); B01D 17/04 (2013.01); C11B 13/00 (2013.01);
Abstract
A process for making a surfactant composition is disclosed. In the process, a mixture comprising a sugar alcohol and fatty is formed. The mixture contains less than 5% by weight of water based on the total weight of the mixture. The mixture is reacted with an alkylene oxide to make a surfactant composition containing an alkoxylated sugar alcohol fatty acid ester and a polyalkylene glycol fatty acid ester. A surfactant composition and use of the surfactant composition to separate an oil phase and/or an aqueous phase from an emulsion is also disclosed.