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:
Sep. 23, 2014
Filed:
Aug. 24, 2011
Atanu Biswas, Peoria, IL (US);
Kenneth M. Doll, Peoria, IL (US);
Huai Nan Cheng, Metairie, LA (US);
Brajendra K. Sharma, Savoy, IL (US);
Atanu Biswas, Peoria, IL (US);
Kenneth M. Doll, Peoria, IL (US);
Huai Nan Cheng, Metairie, LA (US);
Brajendra K. Sharma, Savoy, IL (US);
The United States of America, as represented by the Secretary of Agriculture, Washington, DC (US);
The Penn State Research Foundation, University Park, PA (US);
Abstract
Chemically-modified fatty acids are prepared by reacting epoxidized fatty acids, their esters or triglyceride oils with amines of cyclic or aromatic hydrocarbons. The fatty acid derivatives produced are of the formula: wherein R is an H, branched or straight chain alkyl or alkenyl group, aromatic-containing group, glycerol, or glyceride, R″ is a C3 to C29 aliphatic chain comprising one or more of the derivatized methylene groups of the formula: wherein Rand Rare independently selected from the group consisting of H, cyclic hydrocarbons, substituted cyclic hydrocarbons, and aryl groups, with the proviso that only one of said Rand Rmay be H. These fatty acid derivatives have utility as antiwear/antifriction additives for industrial oils and automotive applications.