JP2014170130A5 - - Google Patents
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- JP2014170130A5 JP2014170130A5 JP2013042201A JP2013042201A JP2014170130A5 JP 2014170130 A5 JP2014170130 A5 JP 2014170130A5 JP 2013042201 A JP2013042201 A JP 2013042201A JP 2013042201 A JP2013042201 A JP 2013042201A JP 2014170130 A5 JP2014170130 A5 JP 2014170130A5
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- optical film
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- hard coat
- coat layer
- layer
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- 239000010410 layer Substances 0.000 description 18
- 230000003287 optical Effects 0.000 description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 11
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 8
- 239000007787 solid Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- 239000008119 colloidal silica Substances 0.000 description 5
- 230000035699 permeability Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 239000011254 layer-forming composition Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- YCPMSWJCWKUXRH-UHFFFAOYSA-N 2-[4-[9-[4-(2-prop-2-enoyloxyethoxy)phenyl]fluoren-9-yl]phenoxy]ethyl prop-2-enoate Chemical compound C1=CC(OCCOC(=O)C=C)=CC=C1C1(C=2C=CC(OCCOC(=O)C=C)=CC=2)C2=CC=CC=C2C2=CC=CC=C21 YCPMSWJCWKUXRH-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 Chemical class O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- OTRIMLCPYJAPPD-UHFFFAOYSA-N OC.OC.OC(=O)C=C.OC(=O)C=C Chemical compound OC.OC.OC(=O)C=C.OC(=O)C=C OTRIMLCPYJAPPD-UHFFFAOYSA-N 0.000 description 1
- GFDKERBBSMRSRR-UHFFFAOYSA-N [1-(hydroxymethyl)cyclodecyl]methanol;2-methylprop-2-enoic acid Chemical compound CC(=C)C(O)=O.CC(=C)C(O)=O.OCC1(CO)CCCCCCCCC1.OCC1(CO)CCCCCCCCC1.OCC1(CO)CCCCCCCCC1 GFDKERBBSMRSRR-UHFFFAOYSA-N 0.000 description 1
- HVVWZTWDBSEWIH-UHFFFAOYSA-N [2-(hydroxymethyl)-3-prop-2-enoyloxy-2-(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(CO)(COC(=O)C=C)COC(=O)C=C HVVWZTWDBSEWIH-UHFFFAOYSA-N 0.000 description 1
- KNSXNCFKSZZHEA-UHFFFAOYSA-N [3-prop-2-enoyloxy-2,2-bis(prop-2-enoyloxymethyl)propyl] prop-2-enoate Chemical compound C=CC(=O)OCC(COC(=O)C=C)(COC(=O)C=C)COC(=O)C=C KNSXNCFKSZZHEA-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- WOLHOYHSEKDWQH-UHFFFAOYSA-N amantadine hydrochloride Chemical compound [Cl-].C1C(C2)CC3CC2CC1([NH3+])C3 WOLHOYHSEKDWQH-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 210000002858 crystal cell Anatomy 0.000 description 1
- RLPZFUZZRUHPCF-UHFFFAOYSA-N cyclopentyl 2-cyclopentylprop-2-enoate Chemical compound C1CCCC1OC(=O)C(=C)C1CCCC1 RLPZFUZZRUHPCF-UHFFFAOYSA-N 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000002195 synergetic Effects 0.000 description 1
Description
（光学フィルムの透湿度）
本発明の光学フィルムは、前記（Ａ）と（Ｂ）とを含有する硬化性組成物を硬化して形成されることにより、前記（Ａ）と（Ｂ）の相乗効果により顕著に透湿度低減を達成することができる。
本発明の光学フィルムは、透湿度が５．０〜１００ｇ／ｍ２／ｄａｙであることが好ましい。ここで、透湿度は、ＪＩＳ Ｚ−０２０８の手法で、４０℃、相対湿度９０％で２４時間経過後の値である。
本発明の光学フィルムの透湿度は、ＪＩＳ Ｚ−０２０８をもとに、４０℃、相対湿度９０％の条件において測定される。
本発明の光学フィルムの透湿度は、９０ｇ／ｍ２／ｄａｙ以下であることが好ましく、８０ｇ／ｍ２／ｄａｙ以下であることがより好ましく、７０ｇ／ｍ２／ｄａｙ以下であることが更に好ましく、６０ｇ／ｍ２／ｄａｙ以下であることが特に好ましい。透湿度が１００ｇ／ｍ２／ｄａｙ以下であれば、液晶表示装置の常温、高湿及び高温高湿環境経時後の液晶セルの反りに伴う光漏れを抑制できる。
(Water vapor transmission rate of optical film)
The optical film of the present invention is formed by curing the curable composition containing (A) and (B), thereby significantly reducing moisture permeability due to the synergistic effect of (A) and (B). Can be achieved.
The optical film of the present invention preferably has a moisture permeability of 5.0 to 100 g / m 2 / day. Here, the moisture permeability is a value after 24 hours at 40 ° C. and a relative humidity of 90% by the method of JIS Z-0208.
The moisture permeability of the optical film of the present invention is measured under the conditions of 40 ° C. and 90% relative humidity based on JIS Z-0208.
The moisture permeability of the optical film of the present invention is preferably 90 g / m 2 / day or less, more preferably 80 g / m 2 / day or less, and even more preferably 70 g / m 2 / day or less. 60 g / m 2 / day or less is particularly preferable. If the water vapor transmission rate is 100 g / m 2 / day or less, light leakage due to warpage of the liquid crystal cell after aging of the liquid crystal display at normal temperature, high humidity, and high temperature and high humidity can be suppressed.
［ハードコート層］
本発明の光学フィルムには、機能層としてハードコート層を設けることも好ましい。
本発明において、ハードコート層とは、該層を形成することで透明支持体の鉛筆硬度が上昇する層をいう。実用的には、ハードコート層積層後の鉛筆硬度（ＪＩＳ Ｋ−５４００）はＨ以上が好ましく、更に好ましくは２Ｈ以上であり、最も好ましくは３Ｈ以上である。
ハードコート層の厚みは、０．４〜３５μｍが好ましく、更に好ましくは１〜３０μｍであり、最も好ましくは１．５〜２０μｍである。
本発明においてハードコート層は１層でも複数でもかまわない。ハードコート層が複数層の場合、全てのハードコート層の膜厚の合計が上記範囲であることが好ましい。
本発明の光学フィルムのハードコート層の表面は平坦であって凹凸があっても構わない。また、必要に応じて、表面凹凸や内部散乱付与のためにハードコート層に透光性粒子を含有させることもできる。
[Hard coat layer]
It is also preferable to provide a hard coat layer as a functional layer in the optical film of the present invention.
In the present invention, the hard coat layer refers to a layer in which the pencil hardness of the transparent support is increased by forming the layer. Practically, the pencil hardness (JIS K-5400) after laminating the hard coat layer is preferably H or higher, more preferably 2H or higher, and most preferably 3H or higher.
The thickness of the hard coat layer is preferably 0.4 to 35 μm, more preferably 1 to 30 μm, and most preferably 1.5 to 20 μm.
In the present invention, the hard coat layer may be a single layer or a plurality of layers. If the hard coat layer is a plurality of layers, it is preferred that the total thickness of all the hard coat layer is above above range.
The surface of the hard coat layer of the optical film of the present invention may be flat and uneven. Further, if necessary, the hard coat layer may contain translucent particles for imparting surface irregularities and internal scattering.
使用した材料を以下に示す。
・Ａ−ＤＣＰ：トリシクロデカンジメタノールジアクリレート［新中村化学工業（株）製］
・ＤＣＰ：トリシクロデカンジメタノールジメタクリレート［新中村化学工業（株）製］
・Ａ−ＢＰＥＦ：９，９−ビス［４−（２アクリロイルオキシエトキシ）フェニル］フルオレン［新中村化学工業（株）製］
・ＦＡ５１３−ＡＳ：ジシクロペンタニルアクリレート［日立化成工業（株）製］
・ＦＡ５１３−Ｍ：ジシクロペンタニルメタクリレート［日立化成工業（株）製］
・ＰＥＴ３０：ペンタエリスリトールテトラアクリレートとペンタエリスリトールトリアクリレートの混合物［日本化薬（株）製］
・ＩＰＡ−ＳＴ−ＺＬ：平均粒径８０ｎｍ、コロイダルシリカ、固形分３０質量％ＩＰＡ液［日産化学工業（株）製］
・ＭＥＫ−ＳＴ−ＺＬ：平均粒径８０ｎｍ、コロイダルシリカ、固形分３０質量％ＭＥＫ液［日産化学工業（株）製］
・ＭＥＫ−ＳＴ：平均粒径１２ｎｍ、コロイダルシリカ、固形分３０質量％ＭＥＫ液［日産化学工業（株）製］
・ＩＰＡ−ＳＴ−ＺＬ：平均粒径８０ｎｍ、コロイダルシリカ、固形分３０質量％ＩＰＡ液［日産化学工業（株）製］
・ＩＰＡ−ＳＴ：平均粒径１２ｎｍ、コロイダルシリカ、固形分３０質量％ＩＰＡ液［日産化学工業（株）製］
・イルガキュア９０７：重合開始剤［ＢＡＳＦ社製］
・ＳＰ−１３（レベリング剤）：
The materials used are shown below.
A-DCP: Tricyclodecane dimethanol diacrylate [manufactured by Shin-Nakamura Chemical Co., Ltd.]
DCP: tricyclodecane dimethanol dimethacrylate [manufactured by Shin-Nakamura Chemical Co., Ltd.]
A-BPEF: 9, 9 -bis [4- (2acryloyloxyethoxy) phenyl] fluorene [manufactured by Shin-Nakamura Chemical Co., Ltd.]
FA513-AS: dicyclopentanyl acrylate [manufactured by Hitachi Chemical Co., Ltd.]
FA513-M: dicyclopentanyl methacrylate [manufactured by Hitachi Chemical Co., Ltd.]
PET30: A mixture of pentaerythritol tetraacrylate and pentaerythritol triacrylate [manufactured by Nippon Kayaku Co., Ltd.]
IPA-ST-ZL: average particle size 80 nm, colloidal silica, solid content 30% by mass IPA solution [manufactured by Nissan Chemical Industries, Ltd.]
MEK-ST-ZL: average particle size 80 nm, colloidal silica, solid content 30% by mass MEK solution [manufactured by Nissan Chemical Industries, Ltd.]
MEK-ST: average particle size 12 nm, colloidal silica, solid content 30% by mass MEK solution [manufactured by Nissan Chemical Industries, Ltd.]
IPA-ST-ZL: average particle size 80 nm, colloidal silica, solid content 30% by mass IPA solution [manufactured by Nissan Chemical Industries, Ltd.]
IPA-ST: average particle size 12 nm, colloidal silica, solid content 30% by mass IPA solution [manufactured by Nissan Chemical Industries, Ltd.]
・ Irgacure 907: Polymerization initiator [manufactured by BASF]
SP-13 (leveling agent):
＜光学フィルムの作製＞
光学フィルム１０１Ａの作製において、低透湿層形成用組成物と低透湿層の膜厚を表２に記載のようにした以外は光学フィルム１０１Ａと同様にして、表２に示した光学フィルムを作成した。
<Production of optical film>
In the production of the optical film 101A, the optical film shown in Table 2 was prepared in the same manner as the optical film 101A except that the film thickness of the low moisture-permeable layer forming composition and the low moisture-permeable layer was as shown in Table 2. Created.
（低透湿層形成用組成物ＢＬ−２１の組成）
Ａ−ＤＣＰ ３７．９６ｇ
反応性シリカ微粒子Ａ（固形分４０質量％） １２０．００ｇ
不飽和酸変性ロジンＡ １０．００ｇ
イルガキュア９０７ ２．００ｇ
ＳＰ−１３ ０．０４ｇ
ＭＥＫ（メチルエチルケトン） ６．８２ｇ
−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−
合計 １８１．８２ｇ
低透湿層形成用組成物ＢＬ−２１の固形分濃度は５５質量％であった。
(Composition of composition BL-21 for forming a low moisture permeable layer)
A-DCP 37.96g
Reactive silica fine particles A (solid content 40% by mass) 120.00 g
Unsaturated acid-modified rosin A 10.00 g
Irgacure 907 2.00g
SP-13 0.04g
MEK (methyl ethyl ketone) 6.82 g
--------------------------------------
Total 181.82g
Low moisture-permeable layer-forming composition BL-2 1 of the solid content concentration was 55 wt%.
［光学フィルムの評価］
作製した光学フィルムについて膜厚を測定し、下記の物性測定と評価を行った。結果を前記の（Ｃ）成分を含まない光学フィルム１０１Ａと比較し、下記表６に示す。
なお低透湿層の膜厚は低透湿層の積層前後の膜厚を測定し、その差から求めた。
[Evaluation of optical film]
The film thickness was measured about the produced optical film, and the following physical property measurement and evaluation were performed. The results are compared with the optical film 101 A not containing the component (C), and are shown in Table 6 below.
In addition, the film thickness of the low moisture-permeable layer measured the film thickness before and behind lamination | stacking of a low moisture-permeable layer, and calculated | required from the difference.
＜光学フィルム５０２Ｃ〜５０６Ｃの作製＞
光学フィルム５０１Ｃの作製において、基材と低透湿層形成用組成物を下記表８に記載のようにした以外は光学フィルム５０１Ｃと同様にして、光学フィルム５０２Ｃ〜５０６Ｃを作製した。
<Production of optical films 502C to 506C>
In the preparation of the optical film 501 C, except that as described substrate and low moisture-permeable layer-forming composition in Table 8 in the same manner as the optical film 501C, to produce an optical film 502C～506C.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013042201A JP2014170130A (en) | 2013-03-04 | 2013-03-04 | Optical film and production method of the same, polarizing plate and liquid crystal display device |
| KR1020140025047A KR20140109315A (en) | 2013-03-04 | 2014-03-03 | Optical film and method of producing the same, polarizing plate, and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013042201A JP2014170130A (en) | 2013-03-04 | 2013-03-04 | Optical film and production method of the same, polarizing plate and liquid crystal display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2014170130A JP2014170130A (en) | 2014-09-18 |
| JP2014170130A5 true JP2014170130A5 (en) | 2015-07-23 |
Family
ID=51692558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013042201A Pending JP2014170130A (en) | 2013-03-04 | 2013-03-04 | Optical film and production method of the same, polarizing plate and liquid crystal display device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2014170130A (en) |
| KR (1) | KR20140109315A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016013261A1 (en) * | 2014-07-24 | 2016-01-28 | コニカミノルタ株式会社 | Optical film, polarizing plate and image display device |
| WO2016038922A1 (en) * | 2014-09-10 | 2016-03-17 | コニカミノルタ株式会社 | Optical film, polarizing plate, and image display device |
| JP2016071086A (en) * | 2014-09-29 | 2016-05-09 | 富士フイルム株式会社 | Manufacturing method for functional film, and functional film |
| JP6412807B2 (en) * | 2015-01-19 | 2018-10-24 | 富士フイルム株式会社 | Polarizing plate and liquid crystal display device |
| WO2017069252A1 (en) * | 2015-10-23 | 2017-04-27 | 富士フイルム株式会社 | Composition for photo-alignment films, photo-alignment film, optical laminate and image display device |
| JP6673363B2 (en) * | 2015-11-05 | 2020-03-25 | コニカミノルタ株式会社 | Optical film, polarizing plate and image display device |
| CN110494772A (en) * | 2017-04-10 | 2019-11-22 | 日东电工株式会社 | Optical film, polarizing film and image display device |
| JP2018205464A (en) * | 2017-06-01 | 2018-12-27 | 株式会社サンリッツ | Polarizing plate and image display device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4686846B2 (en) * | 2000-11-07 | 2011-05-25 | コニカミノルタホールディングス株式会社 | Protective film for polarizing plate, polarizing plate using the same, and display device |
| JP4254350B2 (en) * | 2002-12-16 | 2009-04-15 | 住友ベークライト株式会社 | Transparent barrier film |
| JP2006083225A (en) * | 2004-09-14 | 2006-03-30 | Fuji Photo Film Co Ltd | Functional film |
| JP2006292834A (en) * | 2005-04-06 | 2006-10-26 | Fuji Photo Film Co Ltd | Protection film for polarizing plate, polarizing plate, and liquid crystal display device |
| JP2009098653A (en) * | 2007-09-27 | 2009-05-07 | Nitto Denko Corp | Polarizing plate, optical film and image display device |
| JP5291919B2 (en) * | 2007-11-20 | 2013-09-18 | 富士フイルム株式会社 | Protective film for polarizing plate used for display surface or film for image display device front plate |
| JP5305764B2 (en) * | 2008-07-08 | 2013-10-02 | 三菱レイヨン株式会社 | Resin laminate and display device using the same |
| JP2012128086A (en) * | 2010-12-14 | 2012-07-05 | Konica Minolta Advanced Layers Inc | Hard coat film, and polarizer and liquid crystal display device using the same |
| EP2743078B1 (en) * | 2011-08-09 | 2018-12-26 | Mitsubishi Chemical Corporation | Transparent laminated film |
-
2013
- 2013-03-04 JP JP2013042201A patent/JP2014170130A/en active Pending
-
2014
- 2014-03-03 KR KR1020140025047A patent/KR20140109315A/en not_active Application Discontinuation
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