JP2013092766A5 - - Google Patents

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Publication number
JP2013092766A5
JP2013092766A5 JP2012220418A JP2012220418A JP2013092766A5 JP 2013092766 A5 JP2013092766 A5 JP 2013092766A5 JP 2012220418 A JP2012220418 A JP 2012220418A JP 2012220418 A JP2012220418 A JP 2012220418A JP 2013092766 A5 JP2013092766 A5 JP 2013092766A5
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JP
Japan
Prior art keywords
active energy
energy ray
adhesive
film
polarizing plate
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Pending
Application number
JP2012220418A
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Japanese (ja)
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JP2013092766A (en
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Priority to JP2012220418A priority Critical patent/JP2013092766A/en
Priority claimed from JP2012220418A external-priority patent/JP2013092766A/en
Publication of JP2013092766A publication Critical patent/JP2013092766A/en
Publication of JP2013092766A5 publication Critical patent/JP2013092766A5/ja
Pending legal-status Critical Current

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Claims (4)

偏光フィルムの両面に酢酸セルロース系樹脂フィルムからなる透明フィルムが貼合されてなる偏光板の製造方法であって、
前記透明フィルムの片面または前記偏光フィルムの片面もしくは両面に、活性エネルギー線硬化型の接着剤を塗布する接着剤塗布工程と、
前記透明フィルムが前記偏光フィルムの両面に前記接着剤を介して積層されてなる積層体に圧力を加えることで、前記透明フィルムと前記偏光フィルムとを貼合する貼合工程と、
前記積層体を搬送方向に回転するロールに密着させた状態で搬送する間に、前記積層体に活性エネルギー線を照射して前記接着剤を硬化させる第１の活性エネルギー線照射工程とをこの順で備え、
前記第１の活性エネルギー線照射工程において、紫外線（ＵＶＢ）の積算光量が１０ｍＪ／ｃｍ２以上かつ１８５ｍＪ／ｃｍ２以下である、偏光板の製造方法。 A method of manufacturing a polarizing plate having a transparent film made of a cellulose acetate-based resin film on both surfaces comprising stuck polarizing film,
An adhesive application step of applying an active energy ray-curable adhesive to one side or both sides of the transparent film or the polarizing film;
By the transparent film applies pressure to the laminate obtained by laminating via the adhesive on both surfaces of the polarizing film, and a bonding step of bonding and said polarizing film and said transparent film,
The first active energy ray irradiating step of irradiating the laminate with active energy rays and curing the adhesive while transporting the laminate in close contact with a roll rotating in the transport direction. In preparation,
Wherein the first active energy ray irradiation process, the accumulated light quantity of ultraviolet (UVB) is 10 mJ / cm 2 or more and 185mJ / cm 2 or less, the production method of the polarizing plate. 前記ロールは冷却ロールである、請求項１に記載の偏光板の製造方法。   The method for producing a polarizing plate according to claim 1, wherein the roll is a cooling roll. 前記第１の活性エネルギー線照射工程の後に、さらに前記積層体に活性エネルギー線を照射して前記接着剤を硬化させる第２の活性エネルギー線照射工程を備える、請求項１または２に記載の偏光板の製造方法。 3. The polarized light according to claim 1, further comprising a second active energy ray irradiating step of irradiating the laminated body with an active energy ray and curing the adhesive after the first active energy ray irradiating step. A manufacturing method of a board. 前記第１の活性エネルギー線照射工程において、前記活性エネルギー線の照射が複数の光源で行なわれる、請求項１〜３のいずれかに記載の偏光板の製造方法。 The manufacturing method of the polarizing plate in any one of Claims 1-3 in which irradiation of the said active energy ray is performed with a several light source in a said 1st active energy ray irradiation process.
JP2012220418A 2011-10-07 2012-10-02 Method for manufacturing polarizing plate Pending JP2013092766A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2012220418A JP2013092766A (en) 2011-10-07 2012-10-02 Method for manufacturing polarizing plate

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011223036 2011-10-07
JP2011223036 2011-10-07
JP2012220418A JP2013092766A (en) 2011-10-07 2012-10-02 Method for manufacturing polarizing plate

Publications (2)

Publication Number Publication Date
JP2013092766A JP2013092766A (en) 2013-05-16
JP2013092766A5 true JP2013092766A5 (en) 2014-03-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012220418A Pending JP2013092766A (en) 2011-10-07 2012-10-02 Method for manufacturing polarizing plate

Country Status (5)

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JP (1) JP2013092766A (en)
KR (1) KR20140088540A (en)
CN (1) CN103874943B (en)
TW (1) TWI545356B (en)
WO (1) WO2013051554A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI693998B (en) * 2014-02-13 2020-05-21 日商富士軟片股份有限公司 Manufacturing method of laminated film
JP6243872B2 (en) * 2014-05-19 2017-12-06 富士フイルム株式会社 Method for producing quantum dot-containing laminate, quantum dot-containing laminate, backlight unit, liquid crystal display device, and quantum dot-containing composition
JP2017058664A (en) * 2015-09-14 2017-03-23 住友化学株式会社 Method for manufacturing laminate optical film and an apparatus for manufacturing laminate optical film
JP6741440B2 (en) * 2016-02-29 2020-08-19 住友化学株式会社 Laminated optical film manufacturing method and laminated optical film manufacturing apparatus
JP6612294B2 (en) * 2017-07-20 2019-11-27 住友化学株式会社 Cutting device and method of manufacturing polarizing plate
TWI708675B (en) * 2017-08-16 2020-11-01 住華科技股份有限公司 Manufacturing method of optical film
TWI708676B (en) * 2017-08-16 2020-11-01 住華科技股份有限公司 Lamination system
JP7096677B2 (en) * 2018-03-07 2022-07-06 日東電工株式会社 Manufacturing method of dimming film
JP2020204700A (en) * 2019-06-17 2020-12-24 日東電工株式会社 Method for manufacturing laminated polarization film and device for manufacturing laminated polarization film
TWI785994B (en) * 2022-02-24 2022-12-01 住華科技股份有限公司 Ultraviolet light irradiation device, polarizing plate laminating apparatus using the same, and polarizing plate laminating method
KR102514364B1 (en) * 2022-04-27 2023-03-27 (주)지우텍 UV curing device for polarizing plate manufacturing consisting of three steps

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004077768A (en) * 2002-08-16 2004-03-11 Fuji Photo Film Co Ltd Polarizing plate and manufacturing method therefor
JP4243952B2 (en) * 2002-12-26 2009-03-25 新日本石油株式会社 Optical element manufacturing method
JP4306270B2 (en) * 2003-02-12 2009-07-29 住友化学株式会社 Polarizing plate, manufacturing method thereof, optical member, and liquid crystal display device
JP4861968B2 (en) * 2007-11-30 2012-01-25 住友化学株式会社 Manufacturing method of polarizing plate
JP5098060B2 (en) * 2008-10-27 2012-12-12 フジコピアン株式会社 Photocurable adhesive composition and polarizing plate using the same
JP5407527B2 (en) * 2009-04-28 2014-02-05 住友化学株式会社 Manufacturing method of optical display panel
JP2011022202A (en) * 2009-07-13 2011-02-03 Sumitomo Chemical Co Ltd Polarizing plate and image display device using the same
JP2011128654A (en) * 2011-03-17 2011-06-30 Nitto Denko Corp Method of manufacturing polarizing plate, polarizing plate, and image display device

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