公开(公告)号：US20210269591A1

公开(公告)日：2021-09-02

申请号：US17322288

申请日：2021-05-17

Applicant: AGC Inc.

Inventor： Keigo MATSUURA ,  Eiichiro ANRAKU ,  Ryuta TAKASHITA ,  Koki WATANABE ,  Makoto UNO ,  Koichi MURATA ,  Takafumi KAWAKAMI

IPC: C08G65/00 ,  C09D171/02 ,  C08L71/00 ,  C07F7/18 ,  C09K3/18

Abstract: A fluorinated ether compound and a composition capable of forming a light resistant surface layer and an article are provided. The fluorinated ether compound of the present invention has a poly(oxyfluoroalkylene) chain, a reactive silyl group and a group (A) represented by —NR—C(O)— (wherein R is a hydrogen atom or an alkyl group), wherein the carbonyl carbon in the group (A) is bonded to a carbon atom, and the poly(oxyfluoroalkylene) chain is located at the nitrogen end of the group (A).

公开(公告)号：US20220204444A1

公开(公告)日：2022-06-30

申请号：US17698102

申请日：2022-03-18

Applicant: AGC Inc.

Inventor： Ryuta TAKASHITA

IPC: C07C309/04 ,  C07C17/263

Abstract: The present invention is directed to providing a method of manufacturing a fluorine-containing compound according to which a fluorine-containing compound is manufactured under a relatively moderate reaction condition by use of a readily available compound. A method of manufacturing a fluorine-containing compound includes reacting a compound having a partial structure expressed by a formula (a) below with a Grignard reagent in the presence of a transition metal compound, —CF2—CH2—L  (a) wherein L is a sulfonate group.

公开(公告)号：US20230256469A1

公开(公告)日：2023-08-17

申请号：US18104853

申请日：2023-02-02

Applicant: AGC INC.

Inventor： Ryuta TAKASHITA ,  Toyokazu ENTA

IPC: B05D5/08 ,  B05D1/00 ,  B05D7/00

CPC classification number: B05D5/086 ,  B05D1/60 ,  B05D7/5483 ,  B05D2203/35 ,  B05D2506/10 ,  B05D2350/60 ,  B05D2401/33

Abstract: A substrate with a water and oil repellent layer having excellent abrasion resistance and a method for producing the substrate are provided. The substrate with a water and oil repellent layer contains a substrate, an undercoat layer formed on the surface of the substrate, and a water and oil repellent layer formed on the surface of the undercoat layer. The undercoat layer contains an oxide containing silicon and a specific element. The water and oil repellent layer is made of a hydrolytic condensation compound of a fluorinated ether compound, which is a compound represented by the formula (A1) or a compound represented by the formula (A2):


Rf—O—(Rf1O)m—Rf2[—R1—C(—R2-T)a(—R3)3-a]b  (A1)



[(T-R2—)a(R3—)3-aC—R1—]bRf2—O—(Rf1O)m—Rf2[—R1—C(—R2-T)a(—R3)3-a]b  (A2).

公开(公告)号：US20230024292A1

公开(公告)日：2023-01-26

申请号：US17929769

申请日：2022-09-06

Applicant: AGC Inc.

Inventor： Ryuta TAKASHITA ,  Koki WATANABE

IPC: C08G65/336 ,  C09D7/63 ,  C09D171/00 ,  C09D5/00

Abstract: Provided are: a fluorine-containing ether compound, a fluorine-containing ether composition, and a coating liquid that are capable of forming a surface layer having excellent durability; and an article that has a surface layer having excellent durability. The present invention provides a fluorine-containing ether compound represented by formula (A1) or formula (A2) below. RfO—(Rf1O)m—R1-L1-R2-Q1(-T)n  formula (A1) (T-)nQ1-R2-L1-R1—O—(Rf1O)m—R1-L1-R2-Q1(-T)n  formula (A2) In the formulae, symbols are as defined in the description.

公开(公告)号：US20220298180A1

公开(公告)日：2022-09-22

申请号：US17805554

申请日：2022-06-06

Applicant: AGC Inc.

Inventor： Hikaru ONO ,  Koki WATANABE ,  Motoshi AOYAMA ,  Ryuta TAKASHITA

IPC: C07F7/08 ,  C09D7/63

Abstract: Provided are a fluorine-containing ether compound, a fluorine-containing ether composition, and a coating liquid, which can form a surface layer having excellent durability, and an article and production method thereof having a surface layer that has excellent durability and that can maintain water and oil repellency, lubricity, and fingerprint stain removability for a long time. The fluorine-containing ether compound includes a polyfluoropolyether chain, a reactive silyl group, and a linking group that includes a group represented by *—O—C(═O)—**, in which the linking group links the polyfluoropolyether chain arranged on the * side and the reactive silyl group arranged on the ** side.

公开(公告)号：US20230220236A1

公开(公告)日：2023-07-13

申请号：US18118845

申请日：2023-03-08

Applicant: AGC INC.

Inventor： Ryuta TAKASHITA

IPC: C09D171/00 ,  C08L71/00 ,  C09D5/00 ,  C07F7/18 ,  C08G65/48

CPC classification number: C09D171/00 ,  C08L71/00 ,  C09D5/00 ,  C07F7/1804 ,  C07F7/1872 ,  C08G65/48

Abstract: The object is to provide a composition capable of forming a surface layer with excellent abrasion resistance, a substrate with a surface layer, and a method for producing a substrate with a surface layer. It is also an object to provide new compounds and their production methods.
The composition of the invention comprises a first component made of a fluorinated ether compound having a poly(oxyfluoroalkylene) chain and a reactive silyl group, and at least one type of second component selected from compound (A) (Rfa—(OXa)m1-La-CZa1═CH2) and compound (B) (CH2═CZb2-Lb2-(OXb)m2-Lb1-CZb1═CH2), where Rfa is a fluoroalkyl group, Xa and Xb are fluoroalkylene groups, La is a single bond or a divalent linking group (but excluding (OXa)na), Lb1 and Lb2 are single bonds or divalent linking groups (but excluding (OXb)nb), Za1, Zb1 and Zb2 are fluorine atoms or trifluoromethyl groups, and m1 and m2 are integers of 2 or more.

公开(公告)号：US20220213345A1

公开(公告)日：2022-07-07

申请号：US17655224

申请日：2022-03-17

Applicant: AGC Inc.

Inventor： Ryuta TAKASHITA

IPC: C09D171/02 ,  C08G65/336 ,  C09D5/00 ,  C07C21/215 ,  C07F3/02 ,  C07C69/587 ,  C07C33/02 ,  C03C17/30

Abstract: Provided are a fluorine-containing ether compound, fluorine-containing ether composition and coating liquid that can form a surface layer having excellent durability, an article having a surface layer that has excellent durability, and a compound that is useful as a raw material of a fluorine-containing ether compound. The fluorine-containing ether compound is represented by the following formula (A1) or formula (A2): Rf—O—(Rf1O)m—Rf2[—R1—C(—R2-T)a(—R3)3-a]b  Formula (A1) [(T-R2—)a(R3—)3-aC—R1—]bRf2—O—(Rf1O)m—Rf2[—R1—C(—R2-T)a(-R3)3-a]b   Formula (A2) wherein each of the reference signs in the formulas are as described in the specification.