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.:

US RE46989 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 13, 2018

Filed:

Feb. 25, 2015
Applicant:

Caravan Ingredients Inc., Lenexa, KS (US);

Inventors:

Jeff B. Botts, Overland Park, KS (US);

Margaret Walsh, Lenexa, KS (US);

Assignee:

Caravan Ingredients Inc., Lenexa, KS (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/66 (2005.12); C07D 319/12 (2005.12); C07C 67/10 (2005.12);
U.S. Cl.
CPC ...
C07C 67/10 (2012.12); C07C 67/10 (2012.12); C07C 69/67 (2012.12);
Abstract

The present invention involves a new synthesis route for the formation of lactylates. The method comprises reacting a dilactide with a compound comprising a hydroxy group. This reaction is preferably carried out in the presence of a cation or other source of alkalinity. Preferred compounds comprising a hydroxy group include any fatty acid and fatty acid alcohol (particularly C-Cfatty acid chains). Preferred cations include cations of Group I and II metals, with sodium, calcium, and potassium cations being particularly preferred. The inventive reactions proceed much more rapidly than prior art lactylate synthesis reactions, and can be used to form 1-, 2-, 3-, 4-, and 5-lactylates.


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