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:
Mar. 17, 2015
Filed:
Jan. 30, 2014
Applicant:
Moresco Corporation, Hyogo, JP;
Inventor:
Nagayoshi Kobayashi, Hyogo, JP;
Assignee:
MORESCO Corporation, Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/66 (2006.01); G11B 5/725 (2006.01); C08G 65/00 (2006.01); C08L 71/02 (2006.01); C10M 105/54 (2006.01); C10M 107/38 (2006.01);
U.S. Cl.
CPC ...
G11B 5/725 (2013.01); C08G 65/007 (2013.01); C08G 2650/48 (2013.01); C08L 71/02 (2013.01); C10M 105/54 (2013.01); C10M 107/38 (2013.01); C10M 2211/0425 (2013.01); C10M 2213/043 (2013.01); C10M 2213/0606 (2013.01); C10N 2220/021 (2013.01); C10N 2230/06 (2013.01); C10N 2230/10 (2013.01); C10N 2240/204 (2013.01); C10N 2250/121 (2013.01);
Abstract
A lubricant containing a compound (A) comprising a perfluoropolyether having a main-chain structure of the formula (1) and having a polar group at each of opposite terminals thereof, and a compound (B) comprising a perfluoropolyether having a main-chain structure of the formula (1) and having a nonpolar group at at least one terminal thereof—(CFCFCFO)-  (1)wherein a is a real number of 5 to 30.