Patents by Inventor Motoshi Aoyama
Motoshi Aoyama has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250236554Abstract: To provide a surface treatment agent from which a surface layer excellent in abrasion resistance can be formed, an article having a surface layer excellent in abrasion resistance, and a method for producing an article. The surface treatment agent of the present invention is a surface treatment agent containing at least one fluorinated ether compound selected from the group consisting of a compound represented by the formula (A1), a compound represented by the formula (A2) and a compound represented by the formula (A3), and an organic solvent containing no fluorine atom.Type: ApplicationFiled: April 8, 2025Publication date: July 24, 2025Applicant: AGC INC.Inventors: Koki WATANABE, Motoshi AOYAMA
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Patent number: 12264257Abstract: The composition containing a compound represented by the formula (1) and a compound represented by the formula (2), Rf1—(OX1)m1—O—Rf2—Y1—[Si(R1)n1L13-n1]g1??(1) [L23-n2(R2)n2Si]g2—Y2—Rf3—(OX2)m2—O—Rf4—Y3—[Si(R3)n3L33-n3]g3??(2), where Rf1 to Rf4, X1 to X2, Y1 to Y3, R1 to R3, L1 to L3, m1 to m2, n1 to n3, and g1 to g3 are as defined in the disclosure. An article, containing a substrate and a surface layer formed of the composition on the substrate.Type: GrantFiled: July 20, 2021Date of Patent: April 1, 2025Assignee: AGC Inc.Inventors: Keigo Matsuura, Taiki Hoshino, Kiyotaka Takao, Makoto Uno, Eiichiro Anraku, Motoshi Aoyama, Naoki Katsuki, Yusuke Tomiyori, Toyokazu Enta, Hiromasa Yamamoto
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Patent number: 12240993Abstract: To provide an article with a water and oil repellent layer, which is excellent in friction resistance. The article with a water and oil repellent layer of the present invention comprises a substrate, a water and oil repellent layer consisting of a hydrolyzed condensation product of a compound represented by the formula [A-(OX)m-]jY1[—Si(R)nL3-n]g, and a silicon oxide layer containing alkali metal atoms that exists between the substrate and the water and oil repellent layer, wherein the average value of the concentration of alkali metal atoms in a predetermined area in the silicon oxide layer is at least a predetermined value. In the formula, X is a fluoroalkylene group, m is at least 2, j, g, and k are at least 1, and Y1 and Y2 are linking groups, R is a monovalent hydrocarbon group, L is a hydrolyzable group or hydroxy group, n is 0 to 2, A is a perfluoroalkyl group or —Y2[—Si(R)nL3-n]n. When A is —Y2[—Si(R)nL3-n]k, j is 1, and when A is a perfluoroalkyl group and j is 1, g is at least 2.Type: GrantFiled: March 21, 2022Date of Patent: March 4, 2025Assignee: AGC Inc.Inventors: Yusuke Tomiyori, Motoshi Aoyama, Kenji Ishizeki
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Publication number: 20250034428Abstract: A compound containing a linear alkyl group having 19 or more carbon atoms or a linear alkylene group having 19 or more carbon atoms, and a reactive silyl group linked to the linear alkyl group having 19 or more carbon atoms or the linear alkylene group having 19 or more carbon atoms, directly or via a polyvalent linking group, a composition and a surface treatment agent including the compound, and an article and a method of producing an article using the surface treatment agent.Type: ApplicationFiled: September 23, 2024Publication date: January 30, 2025Applicant: AGC Inc.Inventors: Hiroyuki HARA, Koki WATANABE, Motoshi AOYAMA
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Publication number: 20250034180Abstract: A compound including the following Group 1, a partial structure that is an alkylene chain or a polyalkylene oxide chain, and the following Group 2: Group 1: —SiR13 Group 2: —Si(R2)nL3-n where each of pieces of R1 independently represents a hydrocarbon group or a trialkylsilyloxy group, each of pieces of R2 independently represents a hydrocarbon group, each of pieces of L independently represents a hydrolyzable group or a hydroxyl group, and n is an integer from 0 to 2.Type: ApplicationFiled: September 24, 2024Publication date: January 30, 2025Applicant: AGC Inc.Inventors: Koki WATANABE, Motoshi AOYAMA, Yasuhiro HIRATA, Hironobu SAKAGUCHI, Eiichiro ANRAKU, Shiori KAWAKAMI
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Publication number: 20250026959Abstract: A compound including an alkyl group having two or more carbon atoms, an organopolysiloxane residue, and a reactive silyl group, and an application thereof.Type: ApplicationFiled: September 24, 2024Publication date: January 23, 2025Applicant: AGC Inc.Inventors: Motoshi AOYAMA, Koki WATANABE, Yasuhiro HIRATA, Hironobu SAKAGUCHI, Eiichiro ANRAKU, Shiori KAWAKAMI
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Publication number: 20250026958Abstract: A compound that contains at least two linear alkylene groups, a trivalent or higher valent linking group to which the at least two linear alkylene groups are bonded, and a reactive silyl group that is bonded to the trivalent or higher valent linking group; a composition and a surface treatment agent that contain the compound; and an article and a method of producing an article that use the surface treatment agent.Type: ApplicationFiled: September 23, 2024Publication date: January 23, 2025Applicant: AGC Inc.Inventors: Hiroyuki HARA, Motoshi AOYAMA, Koki WATANABE
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Publication number: 20250026936Abstract: A compound including the following Group 1, a partial structure that is an alkylene chain, a polyalkylene oxide chain, a divalent organopolysiloxane residue, or a combination thereof, and the following Group 2. Group 1: monovalent cyclic polysiloxane residue or monovalent cage-like polysiloxane residue Group 2: —Si(R2)nL3-n R2 is a monovalent hydrocarbon group, each of pieces of L is independently a hydrolyzable group or a hydroxyl group, and n is an integer from 0 to 2.Type: ApplicationFiled: September 24, 2024Publication date: January 23, 2025Applicant: AGC Inc.Inventors: Koki WATANABE, Motoshi AOYAMA
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Publication number: 20240392159Abstract: 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.Type: ApplicationFiled: August 2, 2024Publication date: November 28, 2024Applicant: AGC Inc.Inventors: Hikaru ONO, Motoshi AOYAMA, Takuya IWASE
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Publication number: 20240392069Abstract: 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.Type: ApplicationFiled: August 2, 2024Publication date: November 28, 2024Applicant: AGC Inc.Inventors: Hikaru ONO, Motoshi AOYAMA, Takuya IWASE
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Publication number: 20240368494Abstract: 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; a first metallic compound containing a first metallic element; and a second metallic compound containing a second metallic element different from the first metallic element.Type: ApplicationFiled: June 28, 2024Publication date: November 7, 2024Applicant: AGC Inc.Inventor: Motoshi AOYAMA
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Publication number: 20240360324Abstract: 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.Type: ApplicationFiled: July 8, 2024Publication date: October 31, 2024Applicant: AGC Inc.Inventors: Takuya IWASE, Motoshi AOYAMA, Hikaru ONO
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Publication number: 20240327653Abstract: An object of the present disclosure is to provide a composition, a surface treatment agent, and a coating liquid with excellent abrasion resistance, an article including a surface layer with excellent abrasion resistance, and a method for producing the article. A composition which contains two or more compounds selected from the compound represented by the formula (A1), the compound represented by the formula (A2), the compound represented by the formula (B1), and the compound represented by the formula (B2) and meets the following (I) to (III) is provided. Rf1—(ORf11)y1—O—R1-L1-(R11-T1)x1??(A1) Rf2—(ORf12)y2—O—R2-L2-(R12-T2)x2??(A2) (T3-R13)x3-L3-R3—(ORf13)y3—O—R23-L13-(R33-T13)x13 ??(B1) (T4-R14)x4-L4-R4—(ORf14)y4—O—R24-L14-(R34-T14)x14 ??(B2) Other symbols in the formulae are as described in the specification.Type: ApplicationFiled: May 9, 2024Publication date: October 3, 2024Applicant: AGC Inc.Inventors: Eisuke MUROTANI, Keigo MATSUURA, Motoshi AOYAMA, Hikaru ONO, Makoto UNO, Takafumi KAWAKAMI
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Publication number: 20240317936Abstract: 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.Type: ApplicationFiled: May 23, 2024Publication date: September 26, 2024Applicant: AGC Inc.Inventors: Takuya IWASE, Motoshi AOYAMA
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Patent number: 11926756Abstract: To provide a fluorinated ether compound, a fluorinated ether composition and a coating liquid excellent in chemical resistance, an article having a surface layer excellent in chemical resistance and a method for producing it, and a method for producing a fluorinated ether compound excellent in chemical resistance. A fluorinated ether compound which has a first partial structure represented by the following formula (1) and a second partial structure represented by the following formula (2), and which has at least five first partial structures, or has at least two second partial structures: —ORf12—??(1) —ORf13—??(2) wherein Rf12 is a C1-6 fluoroalkylene group, and Rf13 is a group having a fluorinated cyclic structure which may have a hetero atom.Type: GrantFiled: July 12, 2021Date of Patent: March 12, 2024Assignee: AGC Inc.Inventor: Motoshi Aoyama
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Publication number: 20240002678Abstract: A surface treatment agent includes: a fluorine-containing compound (A) having a reactive silyl group; a compound (B); and a compound (C) selected from a compound (C1): R7COR8, a compound (C2), a compound (C3): R10—[OR11]q—R12, a hydrofluoroolefin (C4) having from 3 to 8 carbon atoms, and a hydrochlorofluoroolefin (C5) having from 3 to 8 carbon atoms. 0 to 3 members of R1 to R6 are fluorine-containing alkyl groups having from 1 to 3 carbon atoms, and the remaining members among R1 to R6 represent hydrogen or fluorine atoms. R7 and R8 represent a fluorine-containing alkyl group having from 1 to 5 carbon atoms. R9 represents a residue that forms a 3- to 5-membered ring structure with the carbon atom of a carbonyl group and that has a fluorine atom. R10 and R12 represent a fluorine-containing alkyl group having from 1 to 3 carbon atoms, q represents an integer of 1 or more, R11 represents a perfluoroalkylene group having from 1 to 6 carbon atoms.Type: ApplicationFiled: September 13, 2023Publication date: January 4, 2024Applicant: AGC Inc.Inventors: Motoshi AOYAMA, Masayuki HARAGUCHI
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Publication number: 20230416560Abstract: A surface treatment agent includes: a fluorine-containing compound (A) having a reactive silyl group; and at least one compound (B) selected from the group consisting of a fluorine-containing ketone compound (B1): R1COR2, a fluorine-containing cyclic ketone compound (the following B2), and a fluorine-containing polyether compound (B3): R4—[OR5]q—R6. In Formula (B1), R1 and R2 represent a fluorine-containing alkyl group having from 1 to 5 carbon atoms. In Formula (B2), R3 represents a residue that forms a 3- to 5-membered ring structure with a carbon atom of a carbonyl group and that has a fluorine atom. In Formula (B3), R4 and R6 represent a fluorine-containing alkyl group having from 1 to 3 carbon atoms, q represents an integer of 1 or more, R5 represents a perfluoroalkylene group having from 1 to 6 carbon atoms, and in a case in which q is an integer of 2 or more, plural R5s may be the same or different.Type: ApplicationFiled: September 13, 2023Publication date: December 28, 2023Applicant: AGC Inc.Inventors: Motoshi AOYAMA, Masayuki Haraguchi
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Publication number: 20230407003Abstract: There is provided a fluorine-containing ether compound excellent in light fastness, a surface treatment agent, a fluorine-containing ether composition, a coating liquid, an article having a surface layer excellent in light fastness, a method for producing the same, and a compound useful as a raw material of the fluorine-containing ether compound excellent in light fastness. A fluorine-containing ether compound represented by the following general formula (A). (R1R2C?CR3-L1-)n1Q1-Rf-Q2(-T)n2??Formula (A) where, each reference sign in the formula (A) is as described in the specification.Type: ApplicationFiled: August 28, 2023Publication date: December 21, 2023Applicant: AGC Inc.Inventors: Motoshi AOYAMA, Makoto UNO
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Publication number: 20230250052Abstract: To provide a method capable of separating a monofunctional species, bifunctional species, etc. of a fluorinated ether compound having a polyfluoropolyether chain and a predetermined functional group in good yield and with high separation performance.Type: ApplicationFiled: March 8, 2023Publication date: August 10, 2023Applicant: AGC INC.Inventors: Hikaru ONO, Motoshi AOYAMA
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Publication number: 20230174446Abstract: 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.Type: ApplicationFiled: January 27, 2023Publication date: June 8, 2023Applicant: AGC INC.Inventors: Takuya IWASE, Motoshi AOYAMA