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 8609597 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 17, 2013

Filed:

Sep. 13, 2010
Applicants:

Martin R. Greaves, Hirzel, CH;

Nadjet Khelidj, Thalwil, CH;

Inventors:

Martin R. Greaves, Hirzel, CH;

Nadjet Khelidj, Thalwil, CH;

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 145/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A lubricant or process fluid composition having excellent low temperature properties comprises a capped estolide ester, a polyalphaolefin, a synthetic ester and/or polyalkylene glycol, and a pour point depressant. The combination of the three base oils plus the pour point depressant produces a synergistic composition that may have a pour point less than −15° C., preferably less than −35° C., while also having more than 50 percent by weight renewable carbons and being economical and effective in a wide variety of applications.


Find Patent Forward Citations

Greaves, Martin. (2013). Estolide compositions having excellent low temperature properties (U.S. Patent No. 8609597). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8609597

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