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. 09, 2024
Filed:
Jun. 29, 2020
Applicant:
Moresco Corporation, Kobe, JP;
Inventors:
Ryosuke Sagata, Kobe, JP;
Tsuyoshi Shimizu, Kobe, JP;
Assignee:
Moresco Corporation, Kobe, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 65/00 (2006.01); G11B 5/725 (2006.01); C10M 105/54 (2006.01); C10M 107/34 (2006.01); C10M 107/38 (2006.01); G11B 5/82 (2006.01); C10N 40/18 (2006.01);
U.S. Cl.
CPC ...
C08G 65/007 (2013.01); C10M 105/54 (2013.01); C10M 107/34 (2013.01); C10M 107/38 (2013.01); G11B 5/7257 (2020.08); G11B 5/82 (2013.01); C08G 2650/38 (2013.01); C08G 2650/48 (2013.01); C10M 2211/0425 (2013.01); C10M 2213/043 (2013.01); C10M 2213/0606 (2013.01); C10N 2040/18 (2013.01);
Abstract
Provided is a compound with which a lubricant having excellent adhesion to a magnetic disk, particularly to a protective layer can be provided. A perfluoropolyether compound in accordance with one aspect of this invention has a structure in which two perfluoropolyethers are bonded to each other through an aliphatic ether, the aliphatic ether including a carbon atom to which a primary alcohol is bonded.