Showa Denko K.k.

Ryuta Miyasaka

Hiroyuki Tomita

Katsumi Murofushi

Naoya Fukumoto

Daisuke Yagyu

Yuta Yamaguchi

Shoko Uetake

Tsuyoshi Kato

Naoko Ito

This fluorine-containing ether compound is represented by Formula (1).R&#x2014;R&#x2014;CH&#x2014;R&#x2014;CH&#x2014;R&#x2014;R&#x2003;&#x2003;(1)

Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium

A fluorine-containing ether compound of the present invention is represented by Formula (1).R&#x2014;CH&#x2014;R&#x2014;CH&#x2014;R&#x2003;&#x2003;(1) (In Formula (1), Ris an organic end group having 3 or more carbon atoms which includes two or more polar groups with each polar group being bonded to different carbon atoms and the carbon atoms to which the polar groups are bonded being bonded to each other via a linking group including the carbon atoms which are not bonded to the polar groups, Rincludes a perfluoropolyether chain represented by Formula (3), and Ris a hydroxyl group or R)&#x2014;(CF)&#x2014;O&#x2014;((CF)O)&#x2014;(CF)&#x2014;&#x2003;&#x2003;(3) (In Formula (3), y represents an integer of 2 to 4, and z represents an integer of 1 to 30).

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Tokyo, Japan

Ryuta Miyasaka