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:
Aug. 05, 2025
Filed:
Oct. 18, 2022
Applicant:
Exxonmobil Technology and Engineering Company, Baytown, TX (US);
Inventors:
Jingwen Zhang, Houston, TX (US);
John R. Hagadorn, Houston, TX (US);
Jo Ann M Canich, Houston, TX (US);
Peijun Jiang, Katy, TX (US);
Assignee:
ExxonMobil Chemicals Patents Inc., Baytown, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
C10M 143/04 (2006.01); C10M 145/14 (2006.01); C10M 157/00 (2006.01); C10M 169/04 (2006.01); C10M 171/02 (2006.01); C10N 20/02 (2006.01); C10N 20/04 (2006.01); C10N 30/00 (2006.01); C10N 30/02 (2006.01);
U.S. Cl.
CPC ...
C10M 143/04 (2013.01); C10M 145/14 (2013.01); C10M 157/00 (2013.01); C10M 169/041 (2013.01); C10M 171/02 (2013.01); C10M 2205/024 (2013.01); C10N 2020/02 (2013.01); C10N 2020/04 (2013.01); C10N 2030/02 (2013.01); C10N 2030/68 (2020.05);
Abstract
In some embodiments, a lubricating oil includes at least 50 wt % of a base oil, based on total weight of the lubricating oil. The lubricating oil includes at least 0.1 wt % of a polypropylene homopolymer having a racemic dyad content of about 60% to about 99% and a number average molecular weight (by GPC DRI) of about 10,000 g/mol to about 250,000 g/mol, wherein a total amount of the base oil and the polypropylene homopolymer does not exceed 100 wt %.