JP6925808B2 - 光学積層体の製造方法および画像表示装置の製造方法 - Google Patents

光学積層体の製造方法および画像表示装置の製造方法 Download PDF

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Publication number
JP6925808B2
JP6925808B2 JP2017012094A JP2017012094A JP6925808B2 JP 6925808 B2 JP6925808 B2 JP 6925808B2 JP 2017012094 A JP2017012094 A JP 2017012094A JP 2017012094 A JP2017012094 A JP 2017012094A JP 6925808 B2 JP6925808 B2 JP 6925808B2
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film
peeling
optical laminate
polarizing plate
release film
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Japanese (ja)
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JP2018120120A (ja
JP2018120120A5 (enExample
Inventor
有 森本
有 森本
雄祐 外山
雄祐 外山
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Nitto Denko Corp
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Nitto Denko Corp
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Priority to JP2017012094A priority Critical patent/JP6925808B2/ja
Priority to TW106144982A priority patent/TWI760404B/zh
Priority to CN201810014447.2A priority patent/CN108363134B/zh
Priority to KR1020180002279A priority patent/KR102371779B1/ko
Publication of JP2018120120A publication Critical patent/JP2018120120A/ja
Publication of JP2018120120A5 publication Critical patent/JP2018120120A5/ja
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    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • G02B5/305—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
    • 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
    • B32B43/00—Operations specially adapted for layered products and not otherwise provided for, e.g. repairing; Apparatus therefor
    • B32B43/006—Delaminating
    • 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
    • B32B7/06—Interconnection of layers permitting easy separation
    • 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
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
    • G02B5/3041—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid comprising multiple thin layers, e.g. multilayer stacks
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • 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
    • B32B2551/00—Optical elements
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
JP2017012094A 2017-01-26 2017-01-26 光学積層体の製造方法および画像表示装置の製造方法 Active JP6925808B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2017012094A JP6925808B2 (ja) 2017-01-26 2017-01-26 光学積層体の製造方法および画像表示装置の製造方法
TW106144982A TWI760404B (zh) 2017-01-26 2017-12-21 光學積層體之製造方法及圖像顯示裝置之製造方法
CN201810014447.2A CN108363134B (zh) 2017-01-26 2018-01-08 光学层叠体的制造方法及图像显示装置的制造方法
KR1020180002279A KR102371779B1 (ko) 2017-01-26 2018-01-08 광학 적층체의 제조 방법 및 화상 표시 장치의 제조 방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017012094A JP6925808B2 (ja) 2017-01-26 2017-01-26 光学積層体の製造方法および画像表示装置の製造方法

Publications (3)

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JP2018120120A JP2018120120A (ja) 2018-08-02
JP2018120120A5 JP2018120120A5 (enExample) 2019-10-10
JP6925808B2 true JP6925808B2 (ja) 2021-08-25

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JP (1) JP6925808B2 (enExample)
KR (1) KR102371779B1 (enExample)
CN (1) CN108363134B (enExample)
TW (1) TWI760404B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7273472B2 (ja) * 2018-08-27 2023-05-15 日東電工株式会社 積層体
JP7166353B2 (ja) * 2018-09-26 2022-11-07 富士フイルム株式会社 転写フィルム、偏光板、画像表示装置および偏光板の製造方法
WO2020175092A1 (ja) * 2019-02-27 2020-09-03 住友化学株式会社 積層体
JP7039509B2 (ja) 2019-02-27 2022-03-22 住友化学株式会社 積層体
JP7039508B2 (ja) 2019-02-27 2022-03-22 住友化学株式会社 フレキシブル積層体
JP2020140008A (ja) * 2019-02-27 2020-09-03 住友化学株式会社 フレキシブル積層体
JP7039507B2 (ja) * 2019-02-27 2022-03-22 住友化学株式会社 積層体
JP7257907B2 (ja) * 2019-07-22 2023-04-14 日東電工株式会社 薄型円偏光板の製造方法
CN112339378B (zh) * 2019-08-08 2024-08-23 住友化学株式会社 层叠体
WO2021033406A1 (ja) * 2019-08-21 2021-02-25 日東電工株式会社 光学積層体
JP7469889B2 (ja) * 2020-01-28 2024-04-17 住友化学株式会社 光学積層体、及び表示装置の製造方法
JP7128932B1 (ja) 2021-04-15 2022-08-31 住友化学株式会社 光学積層体
JP7672272B2 (ja) * 2021-04-16 2025-05-07 日東電工株式会社 光学積層体の製造方法
JP7706924B2 (ja) * 2021-04-16 2025-07-14 日東電工株式会社 光学積層体の製造方法
JP2023028930A (ja) * 2021-08-20 2023-03-03 日東電工株式会社 セパレータを有する粘着剤層付き偏光フィルム
JP2023028888A (ja) * 2021-08-20 2023-03-03 日東電工株式会社 セパレータを有する粘着剤層付き偏光フィルム
KR20240117047A (ko) 2023-01-24 2024-07-31 스미또모 가가꾸 가부시키가이샤 적층체
JP7737426B2 (ja) * 2023-06-23 2025-09-10 日東電工株式会社 光学積層体の製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004078171A (ja) * 2002-06-18 2004-03-11 Nitto Denko Corp 光学補償層付偏光板およびそれを用いた画像表示装置
JP2009157363A (ja) * 2007-12-03 2009-07-16 Nitto Denko Corp 積層光学製品、光学表示装置および光学表示装置の製造方法
JP5058953B2 (ja) * 2007-12-06 2012-10-24 日東電工株式会社 光学表示ユニットの製造方法およびそれに用いられるロール原反
KR20100117591A (ko) * 2008-01-08 2010-11-03 스미또모 가가꾸 가부시키가이샤 편광판
WO2009128115A1 (ja) * 2008-04-15 2009-10-22 日東電工株式会社 光学フィルム積層体ロールならびにその製造方法および装置
JP2010044304A (ja) * 2008-08-18 2010-02-25 Tokyo Cathode Laboratory Co Ltd 保護フィルムを有する基体の検査方法
JP5647593B2 (ja) * 2011-11-17 2015-01-07 株式会社有沢製作所 キャリアフィルム付き保護フィルム
KR101587222B1 (ko) * 2013-04-15 2016-01-20 주식회사 엘지화학 광학 필름의 이물 검출 장치
JP2015018202A (ja) * 2013-06-12 2015-01-29 住友化学株式会社 貼合光学部材及びその製造方法
KR102260530B1 (ko) * 2013-06-21 2021-06-03 닛토덴코 가부시키가이샤 세퍼레이터 부착 점착제층 및 그 제조 방법, 세퍼레이터 부착 점착제층 형성 편광 필름 및 그 제조 방법, 그리고 화상 표시 장치
KR101713880B1 (ko) * 2014-08-14 2017-03-22 주식회사 엘지화학 필름 텐션 조절 시스템 및 이를 포함하는 편광판 제조 시스템
JP2016118771A (ja) * 2014-12-18 2016-06-30 住友化学株式会社 プロテクトフィルム付偏光板及びそれを含む積層体
JP2016118761A (ja) * 2014-12-22 2016-06-30 住友化学株式会社 偏光板及びその製造方法、並びに偏光板のセット、液晶パネル、液晶表示装置
JP2017003906A (ja) * 2015-06-15 2017-01-05 日東電工株式会社 両面粘着剤層付偏光フィルムおよび画像表示装置
JP2017008173A (ja) * 2015-06-19 2017-01-12 日東電工株式会社 表面保護フィルム

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Publication number Publication date
KR102371779B1 (ko) 2022-03-07
CN108363134B (zh) 2021-11-09
JP2018120120A (ja) 2018-08-02
CN108363134A (zh) 2018-08-03
TW201840439A (zh) 2018-11-16
KR20180088276A (ko) 2018-08-03
TWI760404B (zh) 2022-04-11

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