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. 16, 2022
Filed:
Apr. 09, 2021
Applicant:
Western Digital Technologies, Inc., San Jose, CA (US);
Inventors:
Bala Krishna Pathem, Fremont, CA (US);
Nicholas Ryan Conley, Apex, NC (US);
Bruno Jean Marchon, Palo Alto, CA (US);
Assignee:
WESTERN DIGITAL TECHNOLOGIES, INC., San Jose, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M 107/38 (2006.01); C08G 65/00 (2006.01); G11B 5/725 (2006.01); G11B 5/48 (2006.01); C10N 20/04 (2006.01); C10N 50/08 (2006.01); C10N 40/18 (2006.01); G11B 5/00 (2006.01);
U.S. Cl.
CPC ...
C10M 107/38 (2013.01); C08G 65/007 (2013.01); G11B 5/4826 (2013.01); G11B 5/7257 (2020.08); C10M 2213/043 (2013.01); C10N 2020/04 (2013.01); C10N 2040/18 (2013.01); C10N 2050/08 (2013.01); G11B 5/4866 (2013.01); G11B 2005/0021 (2013.01);
Abstract
A lubricant including a plurality of segments including a divalent center segment and two sidechain segments, each including a perfluoroalkyl ether moieties is provided in which a dewetting thickness of the lubricant may be determined based in-part on a segment weight average molecular weight of the segments. A magnetic recording medium and a magnetic data storage system including the lubricant are also provided.