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:
Apr. 16, 2019
Filed:
Feb. 25, 2016
Applicant:
Conopco, Inc., Englewood Cliffs, NJ (US);
Inventors:
Raymond John Marriott, Kettering, GB;
Paul Simon Stevenson, Liverpool, GB;
Assignee:
Conopco, Inc., Englewood Cliffs, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 1/08 (2006.01); B01D 11/04 (2006.01); B01D 15/00 (2006.01); B01J 20/14 (2006.01); C07H 15/04 (2006.01); C07H 15/06 (2006.01);
U.S. Cl.
CPC ...
C07H 1/08 (2013.01); B01D 11/0403 (2013.01); B01D 15/00 (2013.01); B01J 20/14 (2013.01); C07H 15/04 (2013.01); C07H 15/06 (2013.01);
Abstract
A method of extracting at least one rhamnolipid compound from a rhamnolipid fermentation mixture, the method comprising the steps of: (a) admixing an inert adsorbing support with a rhamnolipid fermentation mixture; (b) dissolving the mixture in an organic solvent at a temperature higher than 31° C. and at a pressure higher than 73 bars; (c) separating at least one fatty compound; (d) adding a co-solvent to said organic solvent; (e) modifying temperature and/or pressure; (f) separating a first rhamnolipid compound; and (g) separating a second rhamnolipid compound.