JPWO2023112685A1 - - Google Patents

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Publication number
JPWO2023112685A1
JPWO2023112685A1 JP2023515661A JP2023515661A JPWO2023112685A1 JP WO2023112685 A1 JPWO2023112685 A1 JP WO2023112685A1 JP 2023515661 A JP2023515661 A JP 2023515661A JP 2023515661 A JP2023515661 A JP 2023515661A JP WO2023112685 A1 JPWO2023112685 A1 JP WO2023112685A1
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JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
JP2023515661A
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Japanese (ja)
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JPWO2023112685A5 (https=
JP7470863B2 (ja
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Publication of JPWO2023112685A1 publication Critical patent/JPWO2023112685A1/ja
Publication of JPWO2023112685A5 publication Critical patent/JPWO2023112685A5/ja
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/29—Laminated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J201/00—Adhesives based on unspecified macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J201/00—Adhesives based on unspecified macromolecular compounds
    • C09J201/02—Adhesives based on unspecified macromolecular compounds characterised by the presence of specified groups, e.g. terminal or pendant functional groups
    • C09J201/06—Adhesives based on unspecified macromolecular compounds characterised by the presence of specified groups, e.g. terminal or pendant functional groups containing oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/22—Plastics; Metallised plastics
    • C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • C09J7/35—Heat-activated
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • C09J7/38—Pressure-sensitive adhesives [PSA]
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • C09J7/38—Pressure-sensitive adhesives [PSA]
    • C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C09J7/385—Acrylic polymers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
    • C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2463/00—Presence of epoxy resin

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Adhesive Tapes (AREA)
  • Laminated Bodies (AREA)
JP2023515661A 2021-12-16 2022-11-30 フレキシブルデバイス用基材・接着剤層一体型シート、及びフレキシブルデバイスの製造方法 Active JP7470863B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021204360 2021-12-16
JP2021204360 2021-12-16
PCT/JP2022/044271 WO2023112685A1 (ja) 2021-12-16 2022-11-30 フレキシブルデバイス用基材・接着剤層一体型シート、及びフレキキシブルデバイスの製造方法

Publications (3)

Publication Number Publication Date
JPWO2023112685A1 true JPWO2023112685A1 (https=) 2023-06-22
JPWO2023112685A5 JPWO2023112685A5 (https=) 2023-11-15
JP7470863B2 JP7470863B2 (ja) 2024-04-18

Family

ID=86774219

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023515661A Active JP7470863B2 (ja) 2021-12-16 2022-11-30 フレキシブルデバイス用基材・接着剤層一体型シート、及びフレキシブルデバイスの製造方法

Country Status (7)

Country Link
US (1) US20230295470A1 (https=)
EP (1) EP4450579A4 (https=)
JP (1) JP7470863B2 (https=)
KR (1) KR102943975B1 (https=)
CN (1) CN116829668A (https=)
TW (1) TWI867381B (https=)
WO (1) WO2023112685A1 (https=)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003216060A (ja) * 2002-01-28 2003-07-30 Sumitomo Bakelite Co Ltd 表示素子用プラスチック基板
JP2004281085A (ja) * 2003-03-12 2004-10-07 Nippon Hoso Kyokai <Nhk> フレキシブル有機ｅｌデバイスおよびフレキシブル有機ｅｌディスプレイ
WO2011125099A1 (ja) * 2010-04-02 2011-10-13 株式会社 東芝 スタンパ製造用原盤
JP2014097595A (ja) * 2012-11-14 2014-05-29 Toray Ind Inc 積層フィルムおよびこれを用いた遮熱部材
JP2016126130A (ja) * 2014-12-26 2016-07-11 日東電工株式会社 有機ｅｌ表示装置用積層体及び有機ｅｌ表示装置
JP2018028974A (ja) * 2016-08-15 2018-02-22 日東電工株式会社 有機ｅｌ表示装置用粘着剤組成物、有機ｅｌ表示装置用粘着剤層、有機ｅｌ表示装置用粘着剤層付偏光フィルム、及び有機ｅｌ表示装置
CN110799590A (zh) * 2017-06-30 2020-02-14 富士胶片株式会社 组合物、光学薄膜、偏振片、显示装置及组合物的制造方法
JP2020105061A (ja) * 2018-05-07 2020-07-09 日本電気硝子株式会社 多孔質ガラス部材の製造方法
WO2020153259A1 (ja) * 2019-01-25 2020-07-30 株式会社ダイセル カバー部材
JP2020125463A (ja) * 2019-01-31 2020-08-20 住友化学株式会社 光学フィルム、フレキシブル表示装置、及び樹脂組成物
CN112625623A (zh) * 2020-09-27 2021-04-09 新纶科技（常州）有限公司 一种柔性显示用粘合剂及柔性显示组件层

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WO2011027815A1 (ja) * 2009-09-04 2011-03-10 株式会社スリーボンド 有機ｅｌ素子封止部材
JP2012097195A (ja) * 2010-11-02 2012-05-24 Shin-Etsu Chemical Co Ltd 難燃性接着剤組成物、並びにそれを用いた接着シート及びカバーレイフィルム
CN102208541B (zh) * 2011-04-18 2013-07-10 电子科技大学 一种柔性光电子器件用基板及其制备方法
JP2012241147A (ja) * 2011-05-23 2012-12-10 Shin-Etsu Chemical Co Ltd 難燃性接着剤組成物、それを用いた接着シート及びカバーレイフィルム
JP4865926B1 (ja) * 2011-06-24 2012-02-01 古河電気工業株式会社 ウェハ加工用テープ
US9403947B2 (en) * 2012-06-19 2016-08-02 Nippon Steel & Sumikin Chemical Co., Ltd. Display device, method for manufacturing same, polyimide film for display device supporting bases, and method for producing polyimide film for display device supporting bases
KR102394517B1 (ko) * 2014-03-03 2022-05-06 린텍 가부시키가이샤 반도체 관련 부재 가공용 시트 및 당해 시트를 사용하는 칩의 제조 방법
WO2017150430A1 (ja) * 2016-03-03 2017-09-08 東レフィルム加工株式会社 積層フィルム
WO2017158994A1 (ja) 2016-03-15 2017-09-21 古河電気工業株式会社 フィルム状接着剤用組成物、フィルム状接着剤、フィルム状接着剤の製造方法、フィルム状接着剤を用いた半導体パッケージおよびその製造方法
KR102313074B1 (ko) * 2016-03-24 2021-10-14 린텍 가부시키가이샤 지지 시트 및 보호막 형성용 복합 시트
JP6615150B2 (ja) * 2017-05-01 2019-12-04 古河電気工業株式会社 接着フィルム、半導体ウェハ加工用テープ、半導体パッケージおよびその製造方法
CN109628026B (zh) * 2017-10-06 2022-09-23 日东电工株式会社 丙烯酸类粘合剂组合物及粘合片
WO2020071328A1 (ja) * 2018-10-04 2020-04-09 Ａｇｃ株式会社 粘着剤組成物、粘着剤層、積層体及び画像表示装置
CN109637368B (zh) * 2019-01-07 2023-12-26 京东方科技集团股份有限公司 显示面板及其制备方法、显示装置
TWI859255B (zh) 2019-06-14 2024-10-21 日商琳得科股份有限公司 裝置密封用黏著片
KR102349088B1 (ko) * 2020-01-29 2022-01-12 주식회사 오플렉스 백플레이트 필름 및 이를 이용한 플렉서블 표시장치
JP7709956B2 (ja) * 2020-03-30 2025-07-17 リンテック株式会社 光硬化性シート状接着剤

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003216060A (ja) * 2002-01-28 2003-07-30 Sumitomo Bakelite Co Ltd 表示素子用プラスチック基板
JP2004281085A (ja) * 2003-03-12 2004-10-07 Nippon Hoso Kyokai <Nhk> フレキシブル有機ｅｌデバイスおよびフレキシブル有機ｅｌディスプレイ
WO2011125099A1 (ja) * 2010-04-02 2011-10-13 株式会社 東芝 スタンパ製造用原盤
JP2014097595A (ja) * 2012-11-14 2014-05-29 Toray Ind Inc 積層フィルムおよびこれを用いた遮熱部材
JP2016126130A (ja) * 2014-12-26 2016-07-11 日東電工株式会社 有機ｅｌ表示装置用積層体及び有機ｅｌ表示装置
JP2018028974A (ja) * 2016-08-15 2018-02-22 日東電工株式会社 有機ｅｌ表示装置用粘着剤組成物、有機ｅｌ表示装置用粘着剤層、有機ｅｌ表示装置用粘着剤層付偏光フィルム、及び有機ｅｌ表示装置
CN110799590A (zh) * 2017-06-30 2020-02-14 富士胶片株式会社 组合物、光学薄膜、偏振片、显示装置及组合物的制造方法
JP2020105061A (ja) * 2018-05-07 2020-07-09 日本電気硝子株式会社 多孔質ガラス部材の製造方法
WO2020153259A1 (ja) * 2019-01-25 2020-07-30 株式会社ダイセル カバー部材
JP2020125463A (ja) * 2019-01-31 2020-08-20 住友化学株式会社 光学フィルム、フレキシブル表示装置、及び樹脂組成物
CN112625623A (zh) * 2020-09-27 2021-04-09 新纶科技（常州）有限公司 一种柔性显示用粘合剂及柔性显示组件层

Also Published As

Publication number Publication date
KR102943975B1 (ko) 2026-03-26
WO2023112685A1 (ja) 2023-06-22
CN116829668A (zh) 2023-09-29
TW202330695A (zh) 2023-08-01
US20230295470A1 (en) 2023-09-21
EP4450579A1 (en) 2024-10-23
JP7470863B2 (ja) 2024-04-18
TWI867381B (zh) 2024-12-21
KR20230098567A (ko) 2023-07-04
EP4450579A4 (en) 2025-10-01

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