JP2018041113A5 - - Google Patents
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- Publication number
- JP2018041113A5 JP2018041113A5 JP2017239016A JP2017239016A JP2018041113A5 JP 2018041113 A5 JP2018041113 A5 JP 2018041113A5 JP 2017239016 A JP2017239016 A JP 2017239016A JP 2017239016 A JP2017239016 A JP 2017239016A JP 2018041113 A5 JP2018041113 A5 JP 2018041113A5
- Authority
- JP
- Japan
- Prior art keywords
- resin layer
- drying
- resin
- coating solution
- polarizer
- 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
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- 239000011347 resin Substances 0.000 claims 15
- 229920005989 resin Polymers 0.000 claims 15
- 239000011248 coating agent Substances 0.000 claims 8
- 238000000576 coating method Methods 0.000 claims 8
- 238000001035 drying Methods 0.000 claims 6
- 239000000758 substrate Substances 0.000 claims 5
- 238000004519 manufacturing process Methods 0.000 claims 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 238000004043 dyeing Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Claims (3)
前記偏光子の厚みは、１０μｍ以下であり、
基材上にポリビニルアルコール系樹脂を形成材料とする樹脂層を形成する樹脂層形成工程と、
前記基材と共に前記樹脂層を延伸する延伸工程と、
前記樹脂層に前記二色性色素を吸着させる染色工程と、
を含み、
前記樹脂層形成工程は、
前記基材上にポリビニルアルコール系樹脂を含む樹脂層用塗工液を塗布する工程と、
塗布された前記樹脂層用塗工液を乾燥させる工程と、
を含み、
前記樹脂層用塗工液はさらに水を含み、
前記樹脂層用塗工液を乾燥させる工程は８０℃以上で行われ、
前記樹脂層用塗工液を乾燥させる工程の長さは、１８０秒以下であることを特徴とする偏光子の製造方法。 A method for producing a polarizer in which a dichroic dye is oriented in a polyvinyl alcohol resin,
The polarizer has a thickness of 10 μm or less,
A resin layer forming step of forming a resin layer using a polyvinyl alcohol-based resin as a forming material on a substrate;
A stretching step of stretching the resin layer together with the substrate;
A dyeing step of adsorbing the dichroic dye on the resin layer;
Including
The resin layer forming step includes
Applying a resin layer coating solution containing a polyvinyl alcohol-based resin on the substrate;
Drying the applied resin layer coating solution;
Including
The resin layer coating solution further contains water,
The step of drying the resin layer coating solution is performed at 80 ° C. or higher,
The length of the process of drying the said resin layer coating liquid is 180 second or less, The manufacturing method of the polarizer characterized by the above-mentioned.
前記プライマー層形成工程は、
前記基材上にプライマー層用塗工液を塗布する工程と、
塗布された前記プライマー層用塗工液を乾燥させる工程と、
を含む、請求項１に記載の偏光子の製造方法。 Prior to the resin layer forming step, further comprising a primer layer forming step of forming a primer layer on the substrate,
The primer layer forming step includes
Applying a primer layer coating solution on the substrate;
Drying the applied primer layer coating solution; and
The manufacturing method of the polarizer of Claim 1 containing this.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016056782 | 2016-03-22 | ||
| JP2016056782 | 2016-03-22 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016236868A Division JP2017173793A (en) | 2016-03-22 | 2016-12-06 | Polarizer, polarization film, and method for producing polarizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2018041113A JP2018041113A (en) | 2018-03-15 |
| JP2018041113A5 true JP2018041113A5 (en) | 2019-11-14 |
Family
ID=59972996
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016236868A Pending JP2017173793A (en) | 2016-03-22 | 2016-12-06 | Polarizer, polarization film, and method for producing polarizer |
| JP2017239016A Pending JP2018041113A (en) | 2016-03-22 | 2017-12-13 | Polarizer, polarizing film and method for manufacturing polarizer |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016236868A Pending JP2017173793A (en) | 2016-03-22 | 2016-12-06 | Polarizer, polarization film, and method for producing polarizer |
Country Status (3)
| Country | Link |
|---|---|
| JP (2) | JP2017173793A (en) |
| KR (1) | KR102548664B1 (en) |
| TW (1) | TWI823832B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7358739B2 (en) * | 2018-03-02 | 2023-10-11 | 住友化学株式会社 | Polarizing plate and polarizing plate manufacturing method |
| JP7041017B2 (en) * | 2018-07-25 | 2022-03-23 | 日東電工株式会社 | Method for manufacturing a polarizing film and a polarizing film |
| US11351710B2 (en) * | 2018-11-05 | 2022-06-07 | Case Western Reserve University | Multilayered structures and uses thereof in security markings |
| JP6678274B1 (en) * | 2018-11-22 | 2020-04-08 | 住友化学株式会社 | Laminated film roll, laminated body with hard coat film, and polarizing plate |
| JP7469893B2 (en) | 2020-02-04 | 2024-04-17 | 住友化学株式会社 | Polarizing film manufacturing method and polarizing film manufacturing device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101792535B (en) * | 2004-11-02 | 2012-02-22 | 日本合成化学工业株式会社 | Polyvinyl alcohol film and method for producing the same |
| JP2009098653A (en) | 2007-09-27 | 2009-05-07 | Nitto Denko Corp | Polarizing plate, optical film and image display device |
| KR20120076888A (en) * | 2010-12-30 | 2012-07-10 | 제일모직주식회사 | Polarizing plate and method for manufacturing the same |
| CN103897208A (en) * | 2011-03-29 | 2014-07-02 | 可乐丽股份有限公司 | Polyvinyl alcohol polymer film and process for producing same |
| JP6076035B2 (en) * | 2012-10-26 | 2017-02-08 | 住友化学株式会社 | Method for producing polarizing laminated film and method for producing polarizing plate |
| JP6066707B2 (en) * | 2012-12-13 | 2017-01-25 | 日東電工株式会社 | Manufacturing method of polarizing film |
| JP5952505B2 (en) * | 2013-10-29 | 2016-07-13 | 住友化学株式会社 | Polarizer |
| JP5996516B2 (en) * | 2013-11-29 | 2016-09-21 | 住友化学株式会社 | Polarizer and polarizing plate including the same |
| JP6109862B2 (en) * | 2014-07-16 | 2017-04-05 | 日東電工株式会社 | Manufacturing method of laminate |
-
2016
- 2016-12-06 JP JP2016236868A patent/JP2017173793A/en active Pending
-
2017
- 2017-03-14 TW TW106108313A patent/TWI823832B/en active
- 2017-03-16 KR KR1020170033159A patent/KR102548664B1/en active IP Right Grant
- 2017-12-13 JP JP2017239016A patent/JP2018041113A/en active Pending
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