公开(公告)号：US20240392159A1

公开(公告)日：2024-11-28

申请号：US18792622

申请日：2024-08-02

Applicant: AGC Inc.

Inventor： Hikaru ONO ,  Motoshi AOYAMA ,  Takuya IWASE

IPC: C09D171/08 ,  C09D7/20

Abstract: Provided are a surface treating agent which is capable of forming a surface layer excellent in acid resistance and has excellent long-term storage stability, an article having the surface layer, and a method for producing the article. The surface treating agent of the present invention is a surface treating agent containing a fluorine-containing ether compound having a fluoropolyether chain and a reactive silyl group, and one or more ions selected from the group consisting of an iodide ion and a bromide ion, in which the content of the ions is 0.05 to 2.00 ppm by mass with respect to the total mass of the surface treating agent.

公开(公告)号：US20240392069A1

公开(公告)日：2024-11-28

申请号：US18793221

申请日：2024-08-02

Applicant: AGC Inc.

Inventor： Hikaru ONO ,  Motoshi AOYAMA ,  Takuya IWASE

IPC: C08G65/336 ,  C08G65/22 ,  C09D7/20 ,  C09D171/02

Abstract: Provided are a surface treating agent which is capable of forming a surface layer excellent in light resistance and has excellent long-term storage stability, an article having the surface layer, and a method for producing the article. The surface treating agent of the present invention is a surface treating agent containing a fluorine-containing ether compound having a fluoropolyether chain and a reactive silyl group, and a fluoride ion, in which the content of the fluoride ion is 0.1 to 3.0 ppm by mass with respect to the total mass of the surface treating agent.

公开(公告)号：US20240317936A1

公开(公告)日：2024-09-26

申请号：US18672363

申请日：2024-05-23

Applicant: AGC Inc.

Inventor： Takuya IWASE ,  Motoshi AOYAMA

IPC: C08G65/336 ,  C09D7/65

CPC classification number: C08G65/336 ,  C09D7/65 ,  C08G2150/00

Abstract: A fluorine-containing ether compound represented by formula (1) or (2):


A1-(ORf1)y1—R1-Q1-R2-L1-(R3-T1)x1  Formula (1)



(T3-R9)x3-L3-R8-Q3-R7—Rf—(ORf2)y2—R4-Q2-R5-L2-(R6-T2)x2   Formula (2)

where each symbol in the formula is as described in the description.

公开(公告)号：US20240360324A1

公开(公告)日：2024-10-31

申请号：US18766013

申请日：2024-07-08

Applicant: AGC Inc.

Inventor： Takuya IWASE ,  Motoshi AOYAMA ,  Hikaru ONO

IPC: C09D5/16

CPC classification number: C09D5/1675 ,  C09D5/1618

Abstract: A surface treatment agent from which a surface layer having an excellent friction resistance can be formed, an article including such a surface layer, and a method for manufacturing such an article are provided. A surface treatment agent according to the present invention contains a fluorine-containing ether compound including a fluoro-polyether chain and a reactive silyl group, and a metallic compound containing at least one metal element selected from the group consisting of elements in Groups 1 excluding a hydrogen element and Group 2 in a periodic table.

公开(公告)号：US20230399471A1

公开(公告)日：2023-12-14

申请号：US18455768

申请日：2023-08-25

Applicant: AGC Inc.

Inventor： Yoshitaka NOMURA ,  Makoto UNO ,  Hikaru ONO ,  Takuya IWASE

IPC: C08G77/24 ,  B01J23/72

CPC classification number: C08G77/24 ,  B01J23/72

Abstract: An object is to provide a method for producing a fluorine-containing compound by using an easily available compound under relatively mild reaction conditions to produce a fluorine-containing compound, and a method for producing a surface treatment agent using the fluorine-containing compound obtained by the production method.
A method for producing a fluorine-containing compound represented by the following formula (C1) or (C2), the method including: reacting a compound represented by the following formula (A1) or (A2) with a compound represented by the following formula (B1).


G1-L1-CR1R2—X1  Formula (A1)



X2—CR3R4-L2-G2-L3-CR5R6—X3  Formula (A2)



R11—MgR12  Formula (B1)



G1-L1-CR1R2—R11  Formula (C1)



R11—CR3R4-L2-G2-L3-CR5R6—R11  Formula (C2)



where, each reference sign in the formula is as described in the specification.

公开(公告)号：US20240294707A1

公开(公告)日：2024-09-05

申请号：US18647709

申请日：2024-04-26

Applicant: AGC INC.

Inventor： Yusuke TOMIYORI ,  Yusuke NAGAI ,  Takuya IWASE ,  Koki WATANABE ,  Hikaru ONO

IPC: C08G65/336 ,  C09D183/08 ,  C09K3/18

CPC classification number: C08G65/336 ,  C09D183/08 ,  C09K3/18

Abstract: A compound, a composition, a surface treatment agent, and a coating liquid capable of forming a surface layer excellent in wear resistance, an article having a surface layer excellent in wear resistance, and a method for producing the article are provided. The compound has a fluoropolyether chain and a group represented by the following formula (g1).






where Rg1 is an alkylene group in which an atom having a connecting bond * may be an etheric oxygen atom and that may contain an etheric oxygen atom between carbon-carbon atoms, Rg1 containing a carbon chain with at least 9 carbon atoms linked together, Tg1 is —SiRa1z1Ra23-z1, and other symbols are as described in the specification.

公开(公告)号：US20230174446A1

公开(公告)日：2023-06-08

申请号：US18102141

申请日：2023-01-27

Applicant: AGC INC.

Inventor： Takuya IWASE ,  Motoshi AOYAMA

IPC: C07C43/12 ,  C07C309/80 ,  C07C41/34 ,  C07C303/44

CPC classification number: C07C43/126 ,  C07C309/80 ,  C07C41/34 ,  C07C303/44

Abstract: To provide a method for producing a fluorinated ether compound having a poly(oxyfluoroalkylene) chain and a sulfonate group with low impurity content and in high yield.
A method for producing a fluorinated ether compound, comprising



step 1 of sulfonylating a fluorinated ether compound having a poly(oxyfluoroalkylene) chain and a hydroxy group in the presence of a fluorinated solvent, a base and a sulfonylating agent to obtain a product containing a fluorinated ether compound having a poly(oxyfluoroalkylene) chain and a sulfonate group, and
step 2 of contacting the product obtained in step 1 with an adsorbent having a pH of at most 8.0.

公开(公告)号：US20210053896A1

公开(公告)日：2021-02-25

申请号：US17092385

申请日：2020-11-09

Applicant: AGC Inc.

Inventor： Takuya IWASE ,  Satoshi KAWAGUCHI ,  Hirokazu TAKAGI

IPC: C07C21/18 ,  C07C17/389

Abstract: To produce, from a composition containing 1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene and a substance that may cause problems in reliability and performance, 1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene in which the content of the substance has been reduced. This method for producing 1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene comprises bringing a composition containing 1-chloro-2,3,3,4,4,5,5-heptafluoro-1-pentene and at least one substance selected from the group consisting of water, 3,3,4,4,5,5-hexafluoro-1-pentyne, 1-chloro-3,3,4,4,5,5-hexafluoro-1-pentyne and an oxide, into contact with a solid adsorbent, to remove the substance from the composition.