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:
May. 16, 2023
Filed:
Jan. 09, 2020
Applicant:
Moresco Corporation, Kobe, JP;
Inventors:
Akinori Kimura, Kobe, JP;
Tsuyoshi Shimizu, Kobe, JP;
Assignee:
MORESCO CORPORATION, Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/725 (2006.01); C08G 65/00 (2006.01); C10M 107/38 (2006.01); G11B 5/667 (2006.01); C10N 40/00 (2006.01);
U.S. Cl.
CPC ...
G11B 5/7257 (2020.08); C08G 65/007 (2013.01); C10M 107/38 (2013.01); G11B 5/667 (2013.01); C10M 2213/04 (2013.01); C10M 2213/06 (2013.01); C10N 2040/00 (2013.01);
Abstract
An object of an aspect of the present invention is to provide: a lubricant excellent in adsorbability on the surface of a magnetic disk and in contamination resistance; and a magnetic disk which uses the lubricant and which is excellent in durability. The lubricant in accordance with an aspect of the present invention contains a fluoropolyether compound having, at a terminal thereof, a hydroxyalkenyl group or a hydroxyalkynyl group.