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US 11,845,906 B2Granted
Fluorine-containing ether compound, lubricant for magnetic recording medium and magnetic recording medium
AssigneeResonac Corporation
InventorsNaoya Fukumoto, Daisuke Yagyu, Tsuyoshi Kato, Katsumi Murofushi
Life of this patent
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Abstract
A fluorine-containing ether compound represented by the following formula (1). C6H6-n—[O—R1—O—CH2—R2—CH2—R3]n (1) (in the formula (1), n is an integer of 2 or 3, R1 is any one of —CH2CH2—, —CH2CH2CH2— and —CH2CH(OH)CH2—, R2 is a perfluoropolyether chain, R3 is —OCH2CH(OH)CH2O(CH2)mOH (m in the formula is an integer of 2 to 4)).
Claims7
A fluorine-containing ether compound represented by the following formula (1),
- C6H6-n—[O—R1—O—CH2—R2—CH2—R3]n (1)
- (in the formula (1), n is an integer of 2 or 3, R1 is any one of —CH2CH2—, —CH2CH2CH2— and —CH2CH(OH)CH2—, R2 is a perfluoropolyether chain, R3 is —OCH2CH(OH)CH2O(CH2)mOH (m in the formula is an integer of 2 to 4)).
Dependencies are inferred from the claim text.