公开(公告)号：US20240002743A1

公开(公告)日：2024-01-04

申请号：US18009371

申请日：2021-06-07

Applicant: SHOWA DENKO K.K.

Inventor： Tsuyoshi KATO ,  Ayano ASANO ,  Natsumi SHIBATA ,  Daisuke YAGYU ,  Takuma KURODA ,  Naoya FUKUMOTO

IPC: C10M131/10 ,  C07C43/12 ,  G11B5/725

CPC classification number: C10M131/10 ,  C07C43/126 ,  C10N2040/18 ,  C10M2211/0425 ,  G11B5/7257

Abstract: What is provided is a fluorine-containing ether compound represented by the following formula. R1—R2—O—CH2—R3—CH2—O—R4—R5
(R3 is a perfluoropolyether chain; R2 is represented by Formula (2), R4 is represented by Formula (3), R1 and R5 are hydrogen atoms or Formula (4); a and b in Formula (2) are an integer of 0 to 2, c in Formula (2) is an integer of 2 to 5, d and e in Formula (3) are an integer of 0 to 2, f in Formula (3) is an integer of 2 to 5; at least one of b in Formula (2) and e in Formula (3) is 1 or more; and k in Formula (4) is an integer of 3 to 6.)

公开(公告)号：US20230120626A1

公开(公告)日：2023-04-20

申请号：US17788125

申请日：2020-12-16

Applicant: SHOWA DENKO K.K.

Inventor： Naoya FUKUMOTO ,  Tsuyoshi KATO ,  Katsumi MUROFUSHI ,  Daisuke YAGYU ,  Masaki NANKO ,  Natsumi SHIBATA

IPC: C10M105/72 ,  C10M105/56 ,  C07C43/13 ,  G11B5/725

Abstract: There is provided a fluorine-containing ether compound represented by the following formula. R1—R2—CH2—R3—CH2—OCH2CH(OH)CH2O—CH2—R3—CH2—R4—R5 (in the formula, R3 represents a perfluoropolyether chain; R2 and R4 represent a divalent linking group having a polar group and may be the same or different from each other; R1 and R5 represent a terminal group bonded to an oxygen atom of R2 or R4 and may be the same or different from each other; and at least one of R1 and R5 is an organic group having 1 to 8 carbon atoms and at least one of hydrogens included in the organic group is substituted by a cyano group).

公开(公告)号：US20230242829A1

公开(公告)日：2023-08-03

申请号：US18009221

申请日：2021-06-07

Applicant: SHOWA DENKO K.K.

Inventor： Natsumi SHIBATA ,  Naoya FUKUMOTO ,  Tsuyoshi KATO

IPC: C10M107/38 ,  C08G65/331 ,  C08G65/22 ,  C07C43/13 ,  G11B5/725

CPC classification number: C10M107/38 ,  C07C43/137 ,  C08G65/226 ,  C08G65/3318 ,  G11B5/7257 ,  C10M2213/043 ,  C10N2040/18

Abstract: What is provided is a fluorine-containing ether compound represented by the following formula. R1—CH2—R2—CH2—OCH2CH(OH)CH2O—CH2—R3—CH2—R4 (In the formula, R2 and R3 are perfluoropolyether chains, and R1 and R4 are terminal groups having two or three polar groups, in which individual polar groups are bound to different carbon atoms and the carbon atoms to which the polar groups are bound are bound to each other via a linking group having a carbon atom to which the polar groups are not bound).

公开(公告)号：US20220356159A1

公开(公告)日：2022-11-10

申请号：US17764386

申请日：2020-09-08

Applicant: SHOWA DENKO K.K.

Inventor： Natsumi SHIBATA

IPC: C07D295/088 ,  C10M105/70 ,  C10M105/62 ,  C07C217/08 ,  G11B5/725

Abstract: A fluorine-containing ether compound represented by the formula (1) is provided. The fluorine-containing ether compound is represented by the following formula (1). R1—R2—CH2—R3—CH2—R4 (1) (R3 is a perfluoropolyether chain; R1 is the formula (2), a in the formula (2) is an integer of 2 or 3, R5 and R6 are the same or different substituents. R5 and R6 may form a ring structure together with a nitrogen atom; R2 is the formula (3), b in the formula (3) is an integer of 1 to 3; R4 is a terminal group having two or three polar groups, in which individual polar groups bond to different carbon atoms and the carbon atoms to which the polar groups bond are bonded to each other through a linking group having a carbon atom to which the polar groups do not bond.)

公开(公告)号：US20230115042A1

公开(公告)日：2023-04-13

申请号：US17797177

申请日：2021-02-02

Applicant: SHOWA DENKO K.K.

Inventor： Daisuke YAGYU ,  Tsuyoshi KATO ,  Ayano ASANO ,  Natsumi SHIBATA ,  Naoya FUKUMOTO

IPC: G11B5/725 ,  C10M105/54 ,  C10M105/72 ,  C10M105/70 ,  C07D407/12 ,  C07D309/12 ,  C07D303/28 ,  C07D409/12 ,  C07D405/12

Abstract: A fluorine-containing ether compound represented by a formula (1) shown below. R1—(O(CH2)a)b-[A]-[B]—O—CH2—R2—CH2—R3  (1) (In the formula (1), R1 is an alkyl group which may have a substituent, or an organic group having at least one double bond or triple bond. Further, a represents an integer of 2 to 4, and b is 0 or 1. [A] is represented by a formula (2): —(OCH2CH(OH)CH2)c— (wherein c is 1 or 2). [B] is represented by a formula (3): —(O(CH2)eCH(OH)CH2)d— (wherein d is 0 or 1, and e represents an integer of 2 to 4). However, the sum of c in the formula (2) and d in the formula (3) is 2. R2 is a perfluoropolyether chain. R3 is represented by a formula (4): —(OCH2CH(OH)CH2)2—O—CH2(CH2)fOH (wherein f represents an integer of 2 to 5).

公开(公告)号：US20230002696A1

公开(公告)日：2023-01-05

申请号：US17772043

申请日：2020-11-06

Applicant: SHOWA DENKO K.K.

Inventor： Tsuyoshi KATO ,  Ayano ASANO ,  Natsumi SHIBATA ,  Daisuke YAGYU

IPC: C10M105/54 ,  C07C43/13 ,  C07D309/12 ,  G11B5/725

Abstract: This fluorine-containing ether compound is represented by formula (1) shown below. R1—CH2—R2—CH2—R3  (1) In formula (1), R2 is a perfluoropolyether chain represented by a formula (2) shown below. R1 is a terminal group that is bonded to R2 via a CH2 group, and is represented by a formula (3) shown below. R3 is bonded to R2 via a CH2 group, is a terminal group having at least one hydroxyl group, and may be the same as, or different from, R1. —(CF2)p-1—O—((CF2)pO)q—(CF2)p-1—  (2) In formula (2), p represents an integer of 2 to 3, and q indicates the average polymerization degree and is a number within a range from 1 to 20. —O(CH2—CH(OH)—CH2—O)2—CH2—(CH2)n,—OH  (3) In formula (3), n represents an integer of 1 to 8.

公开(公告)号：US20220169941A1

公开(公告)日：2022-06-02

申请号：US17437251

申请日：2020-03-12

Applicant: SHOWA DENKO K.K.

Inventor： Natsumi SHIBATA ,  Tsuyoshi KATO ,  Daisuke YAGYU ,  Shunya SUZUKI ,  Masaki NANKO ,  Naoya FUKUMOTO

IPC: C10M107/38 ,  C08G65/22 ,  G11B5/725

Abstract: This fluorine-containing ether compound is a fluorine-containing ether compound represented by formula (1). R1—X—R2—CH2—R3—CH2—R4  (1) (In formula (1), R1 is an alkenyloxy group of 2 to 8 carbon atoms or an alkynyloxy group of 3 to 8 carbon atoms. R2 is represented by formula (2) shown below. In formula (2), a represents an integer of 1 to 3. X is represented by formula (3) shown below. In formula (3), b represents an integer of 1 to 5, Y is a divalent linking group that is bonded to a carbon atom in formula (2), and R represents an alkyl group of 1 to 6 carbon atoms or H. R3 represents a perfluoropolyether chain. R4 represents a terminal group containing two or three polar groups, wherein each polar group is bonded to a different carbon atom, and the carbon atoms to which the polar groups are bonded are bonded to each other via a linking group containing a carbon atom to which a polar group is not bonded.)