JP2017219800A5 - - Google Patents
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- Publication number
- JP2017219800A5 JP2017219800A5 JP2016116147A JP2016116147A JP2017219800A5 JP 2017219800 A5 JP2017219800 A5 JP 2017219800A5 JP 2016116147 A JP2016116147 A JP 2016116147A JP 2016116147 A JP2016116147 A JP 2016116147A JP 2017219800 A5 JP2017219800 A5 JP 2017219800A5
- Authority
- JP
- Japan
- Prior art keywords
- cutout
- laser light
- start point
- film
- 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.)
- Granted
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Claims (3)
該レーザー光照射において、切り抜き開始点にレーザー光を照射し、次いで、該レーザー光を切り抜こうとする部分の外郭に連続的に照射し、
レーザー光照射による切り抜き開始点における切り抜き部の接線Ａ、または該開始点を含む切り抜き部の辺Ｂと、偏光子の吸収軸とのなす角が、０°〜８５°または９５°〜１８０°であり、
該切り抜き部を形成する際、該レーザー光による切り抜き開始点と終点とが同じ箇所となり、
該切り抜き部の外郭が頂点および／または直線と曲線の連結点を有する場合、該頂点および該連結点を、切り抜き開始点としない、
フィルムの切り抜き方法。 Including cutting out a film containing a polarizer by laser light irradiation and forming a cutout of a predetermined shape in the film,
In the laser light irradiation, the cutout start point is irradiated with the laser light, and then the outer shell of the portion to be cut out of the laser light is continuously irradiated;
The angle between the tangent A of the cutout at the start point of laser light irradiation or the side B of the cutout including the start point and the absorption axis of the polarizer is 0 ° to 85 ° or 95 ° to 180 ° Oh it is,
When forming the cut-out portion, the start point and the end point of the cut-out by the laser beam are the same,
When the outline of the cutout has an apex and / or a connection point of a straight line and a curve, the apex and the connection point are not taken as the cutout start point,
How to cut out the film.
The film cutting method according to claim 1, wherein the tangent line A or the side B and the absorption axis of the polarizer are parallel.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016116147A JP6754621B2 (en) | 2016-06-10 | 2016-06-10 | How to cut out the film |
| CN201780035504.9A CN109313303B (en) | 2016-06-10 | 2017-06-01 | Film cutting method |
| KR1020187035530A KR102328501B1 (en) | 2016-06-10 | 2017-06-01 | How to cut a film |
| PCT/JP2017/020377 WO2017213009A1 (en) | 2016-06-10 | 2017-06-01 | Film cutout method |
| TW106119003A TWI757301B (en) | 2016-06-10 | 2017-06-08 | Film cutting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016116147A JP6754621B2 (en) | 2016-06-10 | 2016-06-10 | How to cut out the film |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2017219800A JP2017219800A (en) | 2017-12-14 |
| JP2017219800A5 true JP2017219800A5 (en) | 2019-05-23 |
| JP6754621B2 JP6754621B2 (en) | 2020-09-16 |
Family
ID=60578611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016116147A Active JP6754621B2 (en) | 2016-06-10 | 2016-06-10 | How to cut out the film |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP6754621B2 (en) |
| KR (1) | KR102328501B1 (en) |
| CN (1) | CN109313303B (en) |
| TW (1) | TWI757301B (en) |
| WO (1) | WO2017213009A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113454500A (en) * | 2019-02-08 | 2021-09-28 | 日东电工株式会社 | Method for producing optical film |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06269967A (en) * | 1993-03-25 | 1994-09-27 | Fanuc Ltd | Method and device for laser beam machining |
| JP4233999B2 (en) * | 2003-12-25 | 2009-03-04 | 日東電工株式会社 | Laminated polarizing plate and manufacturing method thereof |
| JP2005326831A (en) | 2004-04-13 | 2005-11-24 | Nitto Denko Corp | Optical member, method of manufacturing the same, and image display device applying the same |
| JP4732790B2 (en) * | 2005-04-28 | 2011-07-27 | 日本合成化学工業株式会社 | Production method of polyvinyl alcohol film, polyvinyl alcohol film and polarizing film, polarizing plate |
| JP2007319888A (en) * | 2006-05-31 | 2007-12-13 | Sharp Corp | Laser beam fusion-cutting method of brittle member to be worked |
| JP4808106B2 (en) * | 2006-08-23 | 2011-11-02 | 日東電工株式会社 | Cutting method of optical film |
| WO2009008329A1 (en) * | 2007-07-06 | 2009-01-15 | Nitto Denko Corporation | Polarization plate |
| JP5558026B2 (en) * | 2008-05-07 | 2014-07-23 | 日東電工株式会社 | Polarizing plate and manufacturing method thereof |
| JP2010017990A (en) | 2008-07-14 | 2010-01-28 | Seiko Epson Corp | Substrate dividing method |
| US8584490B2 (en) * | 2011-02-18 | 2013-11-19 | Corning Incorporated | Laser cutting method |
| JP5824218B2 (en) * | 2011-02-24 | 2015-11-25 | 伊藤光学工業株式会社 | Anti-glare optical element |
| KR102041658B1 (en) * | 2012-12-18 | 2019-11-08 | 스미또모 가가꾸 가부시키가이샤 | Manufacturing method for optical display device and manufacturing system for optical display device |
| JP2014182274A (en) * | 2013-03-19 | 2014-09-29 | Fujifilm Corp | Polarizing plate, liquid crystal display device, and method for manufacturing liquid crystal display device |
| JP2014191051A (en) | 2013-03-26 | 2014-10-06 | Nitto Denko Corp | Laser processing method of polarizer |
| JP6127707B2 (en) * | 2013-05-16 | 2017-05-17 | 住友化学株式会社 | Optical display device production system and production method |
| JP6227279B2 (en) * | 2013-05-17 | 2017-11-08 | 住友化学株式会社 | Manufacturing apparatus and manufacturing method of optical member bonded body |
| JP2015108663A (en) * | 2013-12-03 | 2015-06-11 | 住友化学株式会社 | Apparatus for manufacturing optical member laminate |
| KR20160015160A (en) * | 2014-07-30 | 2016-02-12 | 스미또모 가가꾸 가부시키가이샤 | Anti-glare film |
| US20160033699A1 (en) * | 2014-08-04 | 2016-02-04 | Nitto Denko Corporation | Polarizing plate |
| KR101817388B1 (en) * | 2014-09-30 | 2018-01-10 | 주식회사 엘지화학 | Cutting method for the polarizing plate, polarizing plate cut usuing the same |
-
2016
- 2016-06-10 JP JP2016116147A patent/JP6754621B2/en active Active
-
2017
- 2017-06-01 WO PCT/JP2017/020377 patent/WO2017213009A1/en active Application Filing
- 2017-06-01 CN CN201780035504.9A patent/CN109313303B/en active Active
- 2017-06-01 KR KR1020187035530A patent/KR102328501B1/en active Active
- 2017-06-08 TW TW106119003A patent/TWI757301B/en active
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