Title:
PERFLUOROPOLYETHER COMPOUND, LUBRICANT, AND MAGNETIC DISC
Document Type and Number:
WIPO Patent Application WO/2021/019998
Kind Code:
A1
Abstract:
Provided is a compound capable of realizing a lubricant having excellent adhesion to a magnetic disc, especially to a protective layer. A perfluoropolyether compound according to an embodiment of the present invention has a structure in which two perfluoropolyethers are bonded to each other through an aliphatic ether, wherein a primary alcohol is bonded to a carbon atom constituting the aliphatic ether.
Inventors:
SAGATA RYOSUKE (JP)
SHIMIZU TSUYOSHI (JP)
SHIMIZU TSUYOSHI (JP)
Application Number:
PCT/JP2020/025430
Publication Date:
February 04, 2021
Filing Date:
June 29, 2020
Export Citation:
Assignee:
MORESCO CORP (JP)
International Classes:
C07C43/13; C07C43/178; C07C43/23; C07C43/295; C07C205/34; C07C217/76; C08G65/331; C08G65/333; C10M105/54; C10M105/56; C10M105/66; C10M107/38; C10M107/44; G11B5/725; G11B5/82; C10N30/00; C10N40/18
Domestic Patent References:
| WO2016084781A1 | 2016-06-02 |
Foreign References:
| JP2018503616A | 2018-02-08 |
Other References:
GORBUNOVA, BAZHIN, D. N.; ZAPEVALOV, A. YA.; KORSHUNOV, L. G.; BEKETOV, I. V.; SALOUTIN, V. I.: "Antifrictional properties of fluorine-containing polyol esters Fluorine Notes", FLUORINE NOTES, 1 January 2012 (2012-01-01), XP055350168, Retrieved from the Internet [retrieved on 20170228]
Attorney, Agent or Firm:
HARAKENZO WORLD PATENT & TRADEMARK (JP)
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