JP2018048342A5 - - Google Patents
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- JP2018048342A5 JP2018048342A5 JP2017216227A JP2017216227A JP2018048342A5 JP 2018048342 A5 JP2018048342 A5 JP 2018048342A5 JP 2017216227 A JP2017216227 A JP 2017216227A JP 2017216227 A JP2017216227 A JP 2017216227A JP 2018048342 A5 JP2018048342 A5 JP 2018048342A5
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- JP
- Japan
- Prior art keywords
- transparent conductive
- adhesive layer
- conductive film
- pressure
- sensitive adhesive
- Prior art date
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- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive Effects 0.000 claims description 10
- 239000010408 film Substances 0.000 claims 14
- 239000010410 layer Substances 0.000 claims 13
- RRHGJUQNOFWUDK-UHFFFAOYSA-N isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims 6
- 229920000642 polymer Polymers 0.000 claims 3
- 239000002346 layers by function Substances 0.000 claims 2
- 239000010409 thin film Substances 0.000 claims 2
- 229920005601 base polymer Polymers 0.000 claims 1
- 229920001577 copolymer Polymers 0.000 claims 1
- 229920003049 isoprene rubber Polymers 0.000 claims 1
- 229910044991 metal oxide Inorganic materials 0.000 claims 1
- 150000004706 metal oxides Chemical class 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 239000002985 plastic film Substances 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Description
本発明は、耐加湿白濁性が高く、かつ加湿条件下における誘電率変化が小さい透明導電性フィルム用粘着剤層に関する。
The present invention, resistance to humidification cloudiness resistance is high and dielectric constant change regarding small transparent conductive film pressure-sensitive adhesive layer in humidified conditions.
そこで、本発明は、耐加湿白濁性が高く、かつ加湿条件下における誘電率変化を抑制することができる、透明導電性フィルム用粘着剤層を提供することを目的とする。
Accordingly, the present invention provides resistance to humidification cloudiness resistance is high and the dielectric constant changes in humidified conditions can be suppressed, and an object thereof is to provide a transparent conductive film pressure-sensitive adhesive layer.
上記静電容量方式タッチパネル６は、本発明の透明導電性フィルム用粘着剤層１が用いられているので、耐加湿白濁性が高く、厚さを薄くすることができ、動作の安定性に優れる。また、外観や視認性が良好である。
The capacitive touch panel 6, since the transparent conductive film pressure-sensitive adhesive layer 1 of the present invention is used, resistance to humidification cloudiness resistance is high, it is possible to reduce the thickness, excellent in stability of operation . Also, the appearance and visibility are good.
＜誘電率＞
粘着剤層（粘着シートからシリコーン処理を施したＰＥＴフィルムを剥離したもの）を、銅箔と電極の間に挟み以下の装置により周波数１００ｋＨｚにおける比誘電率を測定した。測定は３サンプルを作製し、それらの３サンプルの測定値の平均を誘電率とした。なお、粘着剤層の周波数１００ｋＨｚでの比誘電率は、ＪＩＳ Ｋ ６９１１に準じて、下記条件で測定した。
測定方法：容量法（装置：Ａｇｉｌｅｎｔ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｅ４９８０Ａ Ｐｒｅｃｉｓｉｏｎ ＬＣＲ Ｍｅｔｅｒ使用）
電極構成：１２．１ｍｍΦ、０．５ｍｍ厚みのアルミ板
対向電極：３ｏｚ 銅板
測定環境：２３℃、５５％Ｒ．Ｈ．
測定環境（加湿条件）：６０℃、９５％Ｒ．Ｈ．に、測定治具に粘着剤を固定した状態で３０分放置し、３０分後の誘電率を測定
<Dielectric constant>
A pressure-sensitive adhesive layer (a film obtained by peeling a silicone-treated PET film from a pressure-sensitive adhesive sheet) was sandwiched between a copper foil and an electrode, and a relative dielectric constant at a frequency of 100 kHz was measured by the following apparatus. Three samples were prepared for measurement, and the average of the measured values of these three samples was taken as the dielectric constant. The relative dielectric constant of the pressure-sensitive adhesive layer at a frequency of 100 kHz was measured according to JIS K 6911 under the following conditions.
Measuring method: Capacity method (apparatus: using Agilent Technologies E4980A Precision LCR Meter)
Electrode configuration: 12.1 mmφ, 0.5 mm thick aluminum plate Counter electrode: 3 oz copper plate Measurement environment: 23 ° C., 55% R.D. H.
Measurement environment (humidification conditions): 60 ° C., 95% R.D. H. Next, leave the adhesive on the measuring jig for 30 minutes and measure the dielectric constant after 30 minutes.
Claims (7)
前記透明導電性フィルム用粘着剤層は、
ベースポリマーとしてイソプレン系ポリマーを含むイソプレンゴム系粘着剤から形成さ れた粘着剤層であって、
２３℃、５５％Ｒ．Ｈ．環境下の周波数１００ｋＨｚの比誘電率が３．４以下であり、６０℃、９５％Ｒ．Ｈ．の環境下に１２０時間保存した後の水分率が１重量％以下であり 、かつ、６０℃、９５％Ｒ．Ｈ．の環境下における周波数１００ｋＨｚの比誘電率が、２ ３℃、５５％Ｒ．Ｈ．環境下の周波数１００ｋＨｚの比誘電率の１．２倍以下であることを特徴とする、粘着剤層付き透明導電性フィルム。 On one surface of the transparent plastic film substrate, a transparent conductive thin film formed of a metal oxide on one surface of the transparent conductive film having a functional layer on the other surface, transparent conductive off Irumu A transparent conductive film with an adhesive layer having an adhesive layer,
The pressure-sensitive adhesive layer for transparent conductive film is:
An adhesive layer formed from an isoprene rubber-based adhesive containing an isoprene-based polymer as a base polymer ,
23 ° C., 55% R.D. H. The dielectric constant of the frequency 100kHz under environment Ri der 3.4 or less, 60 ℃, 95% R. H. Moisture content after storage for 120 hours under environment Ri der than 1 wt%, and, 60 ° C., 95% R. H. The relative dielectric constant at a frequency of 100 kHz in an environment of 23 ° C. and 55% R.D. H. Characterized in der Rukoto 1.2 times or less of the dielectric constant of the frequency 100kHz of environment, transparent conductive film with an adhesive layer.
It has at least 1 the transparent conductive film with an adhesive layer in any one of Claims 1-6 , The touchscreen characterized by the above-mentioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017216227A JP6431968B2 (en) | 2017-11-09 | 2017-11-09 | Adhesive layer for transparent conductive film, transparent conductive film with adhesive layer, and touch panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017216227A JP6431968B2 (en) | 2017-11-09 | 2017-11-09 | Adhesive layer for transparent conductive film, transparent conductive film with adhesive layer, and touch panel |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013246501A Division JP2015105286A (en) | 2013-11-28 | 2013-11-28 | Adhesive layer for transparent conductive film, transparent conductive film with adhesive layer, and touch panel |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018207958A Division JP6592579B2 (en) | 2018-11-05 | 2018-11-05 | Adhesive layer for transparent conductive film, transparent conductive film with adhesive layer, and touch panel |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018048342A JP2018048342A (en) | 2018-03-29 |
| JP2018048342A5 true JP2018048342A5 (en) | 2018-06-07 |
| JP6431968B2 JP6431968B2 (en) | 2018-11-28 |
Family
ID=61767250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017216227A Active JP6431968B2 (en) | 2017-11-09 | 2017-11-09 | Adhesive layer for transparent conductive film, transparent conductive film with adhesive layer, and touch panel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6431968B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7339782B2 (en) * | 2018-06-15 | 2023-09-06 | 積水化学工業株式会社 | Optical adhesive sheet |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5518436B2 (en) * | 2009-11-09 | 2014-06-11 | 日東電工株式会社 | Optical adhesive sheet |
| JP5758647B2 (en) * | 2011-02-17 | 2015-08-05 | 日東電工株式会社 | Optical adhesive sheet |
| JP5469194B2 (en) * | 2011-05-02 | 2014-04-09 | 日東電工株式会社 | Adhesive, adhesive layer, and adhesive sheet |
| JP2013129704A (en) * | 2011-12-20 | 2013-07-04 | Nitto Denko Corp | Optical adhesive sheet |
| CN104114359B (en) * | 2012-01-13 | 2018-01-09 | 日本化药株式会社 | Optical component and the ultraviolet curing adhesive for manufacturing the optical component |
| CN104093800B (en) * | 2012-02-03 | 2016-01-20 | 昭和电工株式会社 | Photocurable composition for transparent adhesive sheet, optical-use pressure-sensitive adhesive sheet |
| WO2013146015A1 (en) * | 2012-03-28 | 2013-10-03 | 昭和電工株式会社 | Polymerizable composition, polymer, adhesive sheet, method for producing image display device, and image display device |
| CN105051141B (en) * | 2013-02-28 | 2018-01-30 | 综研化学株式会社 | Optics adhesive composite, optics adhesive sheet, image display device and input/output unit |
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2017
- 2017-11-09 JP JP2017216227A patent/JP6431968B2/en active Active
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