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:
Oct. 11, 2016
Filed:
Feb. 20, 2014
Hgst Netherlands B.v., Amsterdam, NL;
Hong Deng, San Jose, CA (US);
Xing-Cai Guo, Tracy, CA (US);
Bruno Marchon, Palo Alto, CA (US);
Bala K. Pathem, Fremont, CA (US);
Robert Waltman, Gilroy, CA (US);
HGST Netherlands B.V., Amsterdam, NL;
Abstract
According to one embodiment, a lubricant includes a multidentate perfluoropolyether having a chemical structure of: R—R—R—R—R—R—R, where Rincludes at least one perfluoroethyl ether unit, and where Rand Reach include at least one functional group configured to attach to a surface. According to another embodiment, the aforementioned lubricant may be suitable for use in a sub-nanometer thick lubricant layer for various applications, and particularly useful for magnetic recording media.