JP2018205770A5 - - Google Patents
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- JP2018205770A5 JP2018205770A5 JP2018165933A JP2018165933A JP2018205770A5 JP 2018205770 A5 JP2018205770 A5 JP 2018205770A5 JP 2018165933 A JP2018165933 A JP 2018165933A JP 2018165933 A JP2018165933 A JP 2018165933A JP 2018205770 A5 JP2018205770 A5 JP 2018205770A5
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- JP
- Japan
- Prior art keywords
- adhesive layer
- pressure
- sensitive adhesive
- optical laminate
- thickness
- 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.)
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- 230000003287 optical Effects 0.000 claims 8
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims 6
- 230000001681 protective Effects 0.000 claims 4
- 239000000853 adhesive Substances 0.000 claims 3
- 230000001070 adhesive Effects 0.000 claims 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims 1
- 238000002835 absorbance Methods 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 229920002451 polyvinyl alcohol Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
Claims (6)
前記偏光板は、偏光子、および前記偏光子の少なくとも一方の面に活性エネルギー線硬化型接着剤層を介して積層された保護フィルムを含んでなり、前記偏光子は二色性色素を含有するポリビニルアルコール系樹脂フィルムであり、
前記光学積層体中に含まれる全ての粘着剤層の総厚みをT1とし、前記偏光子の厚みをT2としたとき、T2/T1が0.6以下であり、
前記第1粘着剤層の厚みは10μm以上であり、前記第2粘着剤層の厚みは20μm以上であり、
前記第一粘着剤層を介して画像表示セルに貼合され、前記第に粘着剤層を介して透明板に貼合されて用いられる、光学積層体。 An optical laminate having a first pressure-sensitive adhesive layer, a polarizing plate, and a second pressure-sensitive adhesive layer in this order.
The polarizing plate comprises a polarizing element and a protective film laminated on at least one surface of the polarizing element via an active energy ray-curable adhesive layer, and the polarizing element contains a dichroic dye. It is a polyvinyl alcohol-based resin film.
Wherein the total thickness of all of the pressure-sensitive adhesive layer included in the optical stack in the T1, when the thickness of the polarizer was T2, Ri der T2 / T1 is 0.6 or less,
The thickness of the first pressure-sensitive adhesive layer is 10 μm or more, and the thickness of the second pressure-sensitive adhesive layer is 20 μm or more.
Wherein said through an adhesive layer stuck to the image display cell, Ru is used stuck to the transparent plate through the second pressure-sensitive adhesive layer, the optical stack.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016149837 | 2016-07-29 | ||
JP2016149837 | 2016-07-29 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017135358A Division JP2018025765A (en) | 2016-07-29 | 2017-07-11 | Optical laminate |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018205770A JP2018205770A (en) | 2018-12-27 |
JP2018205770A5 true JP2018205770A5 (en) | 2020-10-08 |
Family
ID=61122275
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017135358A Pending JP2018025765A (en) | 2016-07-29 | 2017-07-11 | Optical laminate |
JP2018165933A Pending JP2018205770A (en) | 2016-07-29 | 2018-09-05 | Optical laminate |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017135358A Pending JP2018025765A (en) | 2016-07-29 | 2017-07-11 | Optical laminate |
Country Status (4)
Country | Link |
---|---|
JP (2) | JP2018025765A (en) |
KR (1) | KR20180013769A (en) |
CN (1) | CN107664787A (en) |
TW (1) | TWI805553B (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020098317A (en) * | 2018-03-12 | 2020-06-25 | 住友化学株式会社 | Circular polarizing plate and image display device using the same |
GB2574793B (en) | 2018-05-01 | 2022-09-28 | Flexenable Ltd | Organic liquid crystal display device with one or more oxygen permeable films |
CN108776361A (en) * | 2018-05-02 | 2018-11-09 | 江苏帝摩斯光电科技有限公司 | A kind of integrated diffusion barrier of LCD backlight module |
CN110531456B (en) * | 2018-05-25 | 2023-08-15 | 住友化学株式会社 | Method for producing optical laminate |
JP2020046649A (en) * | 2018-09-12 | 2020-03-26 | 住友化学株式会社 | Polarizing plate with front plate |
JP2020064271A (en) * | 2018-10-16 | 2020-04-23 | 住友化学株式会社 | Optical laminate and display device |
JP2020138377A (en) * | 2019-02-27 | 2020-09-03 | 住友化学株式会社 | Flexible laminate |
CN113474700B (en) * | 2019-02-27 | 2023-06-20 | 住友化学株式会社 | Laminate body |
JP2020140010A (en) * | 2019-02-27 | 2020-09-03 | 住友化学株式会社 | Laminate and display device |
JP7039509B2 (en) * | 2019-02-27 | 2022-03-22 | 住友化学株式会社 | Laminate |
JP7039508B2 (en) * | 2019-02-27 | 2022-03-22 | 住友化学株式会社 | Flexible laminate |
KR20210141518A (en) * | 2019-03-18 | 2021-11-23 | 수미토모 케미칼 컴퍼니 리미티드 | A laminate and a display device including the same |
JP2021039274A (en) * | 2019-09-04 | 2021-03-11 | 日東電工株式会社 | Laminated optical film and image display device |
JP2021099479A (en) * | 2019-12-23 | 2021-07-01 | 住友化学株式会社 | Optical laminate and image display device |
JP2021099480A (en) * | 2019-12-23 | 2021-07-01 | 住友化学株式会社 | Optical laminate and image display device |
JP2021099478A (en) * | 2019-12-23 | 2021-07-01 | 住友化学株式会社 | Optical laminate and image display device |
JP2021157101A (en) * | 2020-03-27 | 2021-10-07 | 日東電工株式会社 | Optical film having double-sided adhesive and image display device |
JP7234309B2 (en) * | 2021-07-29 | 2023-03-07 | 日東電工株式会社 | optical laminate |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10111411A (en) * | 1996-10-04 | 1998-04-28 | Nippon Synthetic Chem Ind Co Ltd:The | Polarizing plate |
JP2010262155A (en) * | 2009-05-08 | 2010-11-18 | Sumitomo Chemical Co Ltd | Composite polarizing plate |
JP5707365B2 (en) * | 2012-06-08 | 2015-04-30 | 日東電工株式会社 | Method for producing optical film with adhesive layer |
JP6071459B2 (en) * | 2012-11-19 | 2017-02-01 | 日東電工株式会社 | Polarizing plate, image display device, and manufacturing method thereof |
JP6275945B2 (en) * | 2012-12-10 | 2018-02-07 | 日東電工株式会社 | Optical film with double-sided pressure-sensitive adhesive, and method for manufacturing an image display device using the same |
KR101955991B1 (en) * | 2012-12-26 | 2019-06-24 | 엘지디스플레이 주식회사 | Liquid crystal display device |
KR101584442B1 (en) * | 2013-06-12 | 2016-01-22 | 주식회사 엘지화학 | Method for polarizer comprising a step for adjusting color of polarizing element by uv irradiation |
TWI692518B (en) * | 2013-08-30 | 2020-05-01 | 日東電工股份有限公司 | Hardened adhesive for polarizing film, polarizing film, optical film and image display device |
JP5932749B2 (en) * | 2013-10-03 | 2016-06-08 | 住友化学株式会社 | Polarizer set and front panel integrated liquid crystal display panel |
KR101400132B1 (en) * | 2013-10-07 | 2014-05-30 | 동우 화인켐 주식회사 | Preparing method for polarizer |
JP2015200698A (en) * | 2014-04-04 | 2015-11-12 | 日東電工株式会社 | Transparent resin layer, polarizing film with adhesive layer, and image display device |
KR20160023429A (en) * | 2014-08-22 | 2016-03-03 | 스미또모 가가꾸 가부시키가이샤 | Preparing method for polarizer |
KR20160035516A (en) * | 2014-09-23 | 2016-03-31 | 스미또모 가가꾸 가부시키가이샤 | Preparing method for polarizer |
JP5945037B2 (en) * | 2014-09-29 | 2016-07-05 | 住友化学株式会社 | Polarizer |
JP2016071349A (en) * | 2014-09-30 | 2016-05-09 | 住友化学株式会社 | Production method of polarizing laminate film and polarizing plate |
JP6077619B2 (en) * | 2014-09-30 | 2017-02-08 | 日東電工株式会社 | Single protective polarizing film, polarizing film with pressure-sensitive adhesive layer, image display device, and continuous production method thereof |
JP2016085444A (en) * | 2014-10-27 | 2016-05-19 | 住友化学株式会社 | Polarizing plate and liquid crystal display device |
CN105717569A (en) * | 2014-12-18 | 2016-06-29 | 住友化学株式会社 | Polarizing plate with protection film and laminated body comprising same |
JP6782071B2 (en) * | 2015-01-20 | 2020-11-11 | 日東電工株式会社 | Polarizing film with double-sided adhesive layer, its manufacturing method and image display device |
KR20160091014A (en) * | 2015-01-23 | 2016-08-02 | 스미또모 가가꾸 가부시키가이샤 | Polarizer and preparing method for the same |
JP6180451B2 (en) * | 2015-02-06 | 2017-08-16 | 日東電工株式会社 | Polarizing plate, method for producing the polarizing plate, optical film, and image display device |
-
2017
- 2017-07-11 JP JP2017135358A patent/JP2018025765A/en active Pending
- 2017-07-21 TW TW106124528A patent/TWI805553B/en active
- 2017-07-27 CN CN201710624615.5A patent/CN107664787A/en active Pending
- 2017-07-27 KR KR1020170095509A patent/KR20180013769A/en not_active IP Right Cessation
-
2018
- 2018-09-05 JP JP2018165933A patent/JP2018205770A/en active Pending
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