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:
Jan. 16, 2024
Filed:
May. 18, 2020
Applicant:
Moresco Corporation, Kobe, JP;
Inventors:
Tsuyoshi Shimizu, Hyogo, JP;
Akinori Kimura, Hyogo, JP;
Assignee:
Moresco Corporation, Kobe, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 43/29 (2006.01); C10M 107/38 (2006.01); C07C 43/225 (2006.01); G11B 5/725 (2006.01);
U.S. Cl.
CPC ...
C07C 43/29 (2013.01); C07C 43/225 (2013.01); C10M 107/38 (2013.01); G11B 5/725 (2013.01);
Abstract
Provided is a compound which allows realization of a lubricant having high adsorbability and a high covering property with respect to a magnetic disk, particularly a carbon protective film. A perfluoropolyether compound in accordance with an aspect of the present invention has a naphthyl group or a phenoxyphenyl group at any one of terminals thereof.