JP2022047539A5 - - Google Patents

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Publication number
JP2022047539A5
JP2022047539A5 JP2021189544A JP2021189544A JP2022047539A5 JP 2022047539 A5 JP2022047539 A5 JP 2022047539A5 JP 2021189544 A JP2021189544 A JP 2021189544A JP 2021189544 A JP2021189544 A JP 2021189544A JP 2022047539 A5 JP2022047539 A5 JP 2022047539A5
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JP
Japan
Prior art keywords
adhesive layer
laminate according
optical members
laminated
formula
Prior art date
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.)
Pending
Application number
JP2021189544A
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Japanese (ja)
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JP2022047539A (en
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Publication date
Priority claimed from JP2020019692A external-priority patent/JP7183207B2/en
Application filed filed Critical
Publication of JP2022047539A publication Critical patent/JP2022047539A/en
Publication of JP2022047539A5 publication Critical patent/JP2022047539A5/ja
Pending legal-status Critical Current

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Claims (6)

光学部材同士が粘着剤層を介して積層された構造を少なくとも１つ含み、前記構造のうち少なくとも１つは粘着剤層が下記式（ｉ）を満たし、且つ、温度２５℃、相対湿度５５％におけるリカバリー［％］が２５％以上である、積層体。
単位屈曲回数当たりの厚みの変化率［％／万回］＜１０ （ｉ） At least one structure in which optical members are laminated with an adhesive layer interposed therebetween, wherein at least one of the structures has an adhesive layer that satisfies the following formula (i), and has a temperature of 25° C. and a relative humidity of 55. A laminate whose recovery [%] in % is 25% or more .
Rate of change in thickness per unit number of bends [%/10,000 times] <10 (i) 前記式（ｉ）を満たす粘着剤層の厚みは５μｍ以上である、請求項１に記載の積層体。 The laminate according to claim 1, wherein the pressure-sensitive adhesive layer satisfying the formula (i) has a thickness of 5 µm or more. 前記構造は粘着剤層がいずれも前記式（ｉ）を満たす、請求項１又は２に記載の積層体。 3. The laminate according to claim 1, wherein each pressure-sensitive adhesive layer of the structure satisfies the formula (i). 前記光学部材同士が粘着剤層を介して積層された構造は、前面板、偏光板、タッチセンサパネル、有機ＥＬ表示素子、及び位相差フィルムからなる群から選択される２つの光学部材が前記粘着剤層を介して積層された構造である、請求項１～３のいずれか一項に記載の積層体。 In the structure in which the optical members are laminated via an adhesive layer, two optical members selected from the group consisting of a front plate, a polarizing plate, a touch sensor panel, an organic EL display element, and a retardation film are attached to the adhesive layer. 4. The laminate according to any one of claims 1 to 3, which has a laminated structure with an agent layer interposed therebetween. 請求項１～４のいずれか一項に記載の積層体を含む、画像表示装置。 An image display device comprising the laminate according to any one of claims 1 to 4. フレキシブル性を有する、請求項５に記載の画像表示装置。 6. The image display device according to claim 5, which has flexibility.
JP2021189544A 2019-02-12 2021-11-22 Laminate and image display device Pending JP2022047539A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019022514 2019-02-12
JP2019022514 2019-02-12
JP2020019692A JP7183207B2 (en) 2019-02-12 2020-02-07 Laminate and image display device

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2020019692A Division JP7183207B2 (en) 2019-02-12 2020-02-07 Laminate and image display device

Publications (2)

Publication Number Publication Date
JP2022047539A JP2022047539A (en) 2022-03-24
JP2022047539A5 true JP2022047539A5 (en) 2023-02-03

Family

ID=72004086

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2020019692A Active JP7183207B2 (en) 2019-02-12 2020-02-07 Laminate and image display device
JP2021189544A Pending JP2022047539A (en) 2019-02-12 2021-11-22 Laminate and image display device

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2020019692A Active JP7183207B2 (en) 2019-02-12 2020-02-07 Laminate and image display device

Country Status (4)

Country Link
JP (2) JP7183207B2 (en)
KR (1) KR20200098418A (en)
CN (1) CN111554184A (en)
TW (1) TW202030084A (en)

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104837945B (en) * 2012-12-14 2017-08-25 综研化学株式会社 Pressure-sensitive adhesive for optical films composition, adhesive optical film and laminated body
WO2015047013A1 (en) * 2013-09-30 2015-04-02 주식회사 엘지화학 Optical device
WO2015105163A1 (en) * 2014-01-10 2015-07-16 三菱化学株式会社 Thermosetting resin composition, cured member and overcoat layer formed using same, polarizing element provided with said overcoat layer, and image display device
KR101822700B1 (en) * 2014-12-23 2018-01-30 삼성에스디아이 주식회사 Adhesive composition, adhesive film prepared by the same and display member comprising the same
WO2016163554A1 (en) * 2015-04-10 2016-10-13 富士フイルム株式会社 Transparent film, polarizing plate, and image display device
TWI746465B (en) * 2015-10-13 2021-11-21 美商康寧公司 Bendable electronic device modules, articles and methods of making the same
KR102494986B1 (en) * 2016-01-11 2023-02-03 삼성디스플레이 주식회사 Foldable display device
JP6932420B2 (en) * 2016-08-15 2021-09-08 日東電工株式会社 Adhesive composition for flexible image display device, adhesive layer for flexible image display device, laminate for flexible image display device, and flexible image display device
JP2018028974A (en) * 2016-08-15 2018-02-22 日東電工株式会社 Adhesive composition for organic el display device, adhesive layer for organic el display device, polarizing film with adhesive layer for organic el display device, and organic el display device
JP6932421B2 (en) * 2016-08-15 2021-09-08 日東電工株式会社 Adhesive layer for flexible image display device, laminate for flexible image display device, and flexible image display device
JP7042020B2 (en) * 2016-08-15 2022-03-25 日東電工株式会社 Laminated body for flexible image display device and flexible image display device
KR20180045108A (en) * 2016-10-24 2018-05-04 삼성디스플레이 주식회사 Display apparatus
JP6807234B2 (en) * 2017-01-10 2021-01-06 日東電工株式会社 Adhesive sheet
CN107357459B (en) * 2017-07-12 2021-01-29 业成科技（成都）有限公司 Flexible structure
KR20220134788A (en) * 2017-07-31 2022-10-05 닛토덴코 가부시키가이샤 Layered body for flexible image display device, and flexible image display device
WO2019026760A1 (en) * 2017-07-31 2019-02-07 日東電工株式会社 Layered body for flexible image display device, and flexible image display device

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