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:
Jun. 24, 2014
Filed:
Jun. 23, 2010
Applicants:
Hari Babu Sunkara, Hockessin, DE (US);
Raja Hari Poladi, Bear, DE (US);
Gyorgyi Fenyvesi, Wilmington, DE (US);
Inventors:
Hari Babu Sunkara, Hockessin, DE (US);
Raja Hari Poladi, Bear, DE (US);
Gyorgyi Fenyvesi, Wilmington, DE (US);
Assignee:
E I du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 67/08 (2006.01); C08G 65/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are processes to prepare monocarboxylic acid esters (mono- and/or diesters) of polytrimethylene ether glycol that are substantially free of residues from the catalyst used to produce the polytrimethylene ether glycol esters, as well as methods for their preparation and end uses thereof. The esters, such as the bis-2-ethylhexanoate esters, have uses as functional fluids.