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:
Jul. 03, 2012
Filed:
Apr. 01, 2009
Edward Micinski, Martinez, GA (US);
James Edwin Wiley, Jr., Daphne, AL (US);
Edward Micinski, Martinez, GA (US);
James Edwin Wiley, Jr., Daphne, AL (US);
Tate & Lyle Technology Limited, London, GB;
Abstract
A process for the purification of aqueous feed streams containing sucralose and/or sucralose 6-esters includes, providing an aqueous feed stream including the sucralose and/or sucralose 6-esters, concentrating the aqueous feed stream to form a concentrated aqueous feed stream containing at least 10 wt % total carbohydrates and extracting the concentrated aqueous feed stream with an organic solvent and producing an organic extract and an aqueous extract, in which the organic solvent is immiscible with water, and in which the carbohydrate preferentially passes into the organic extract.