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Title:
FLUORINE-CONTAINING ETHER COMPOUND, LUBRICANT FOR MAGNETIC RECORDING MEDIUM, AND MAGNETIC RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2021/065382
Kind Code:
A1
Abstract:
Provided is a fluorine-containing ether compound represented by formula (1). The fluorine-containing ether compound is characteristically represented by formula (1) below. (1): R1-R2-CH2-R3-CH2-R4 (R3 is a perfluoropolyether chain; R1 is formula (2); the a in formula (2) is an integer of 2 or 3; and R5 and R6 are substituents that may be the same as or may differ from each other. R5 and R6 may form a cyclic structure together with a nitrogen atom; R2 is formula (3); the b in formula (3) is an integer of 1-3; and R4 is a terminal group that contains two or three polar groups wherein each polar group is bonded to a respectively-different carbon atom and the polar group-bearing carbon atoms are bonded to each other through a linking group that contains a carbon atom to which a polar group is not bonded.)

Inventors:
SHIBATA Natsumi (13-9 Shiba Daimon 1-chome, Minato-k, Tokyo 18, JP)
Application Number:
JP2020/033969
Publication Date:
April 08, 2021
Filing Date:
September 08, 2020
Export Citation:
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Assignee:
SHOWA DENKO K.K. (Shiba Daimon 1-chome Minato-k, Tokyo 18, JP)
International Classes:
C07C217/08; C07D295/088; C10M105/62; C10M105/70; G11B5/725; C10N20/04; C10N30/00; C10N30/06; C10N40/18
Attorney, Agent or Firm:
OIKAWA Shu et al. (Marunouchi Chiyoda-k, Tokyo 20, JP)
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