CN101419304A - Light deflection panel - Google Patents

Light deflection panel Download PDF

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Publication number
CN101419304A
CN101419304A CN 200710165427 CN200710165427A CN101419304A CN 101419304 A CN101419304 A CN 101419304A CN 200710165427 CN200710165427 CN 200710165427 CN 200710165427 A CN200710165427 A CN 200710165427A CN 101419304 A CN101419304 A CN 101419304A
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China
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adhesive layer
polarizer
polarizing plate
layer
ion
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CN 200710165427
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Chinese (zh)
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易俊杰
杨昆炫
赖柏东
陈裕泓
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达信科技股份有限公司
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Priority to CN 200710165427 priority Critical patent/CN101419304A/en
Publication of CN101419304A publication Critical patent/CN101419304A/en

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Abstract

The invention discloses a polarizing plate. The polarizing plate comprises a polarizer, a first protecting layer arranged on one side of the polarizer, a first adhesive layer arranged between the polarizer and a first protective layer, a second protective layer arranged on the other side of the polarizer and a second adhesive layer arranged between the polarizer and the second protective layer, wherein the first adhesive layer and the second adhesive layer all comprise antistatic substances.

Description

偏光板 Polarizer

技术领域 FIELD

本发明涉及一种偏光板,特别是一种具有抗静电功能的偏光板。 The present invention relates to a polarizing plate, in particular a polarizing plate having an antistatic function.

背景技术 Background technique

在液晶显示器中,偏光板是不可缺少的构成组件之一,其用途是将原本不具偏极性的光线产生偏极化,转变成偏极光,因此,液晶显示器就能利用该偏极光,加上液晶分子本身的扭转特性,来达到控制是否通过光线以及呈现灰阶信号。 In the liquid crystal display, the polarizing plate is one of the essential constituent components, which is to use the original non-polar light generated partial polarization, it is converted into polarized light, therefore, able to use the liquid crystal display of the polarized light, with torsional characteristics of liquid crystal molecules themselves, to control whether or not to light, and by presenting the gradation signal. 而近年来,随着液晶显示组件被广泛地应用于诸如计算机屏幕、手机或液晶电视等各种电子设备中,甚至大型户外显示广告牌,因此,偏光板的需求量也越来越大。 In recent years, as the liquid crystal display unit is widely used as a computer screen, mobile phone or LCD TV and other electronic devices, even large outdoor billboards show, therefore, demand is also growing polarizer.

请参考图1。 Please refer to FIG 1. 图1为现有偏光板的结构剖面示意图。 FIG 1 is a schematic cross-sectional structure of a conventional polarizing plate. 如图1所示,现有的偏光板10包含有聚乙烯醇(polyvinyl alcohol,以下简称为PVA)膜12、两个保护层14、16分别设置于PVA膜12的两侧以及两个粘胶层18、20分别设置于PVA膜12与保护层14、16之间,用于粘贴PVA膜12与保护层14、16。 1, the conventional polarizing plates containing 10 polyvinyl alcohol (polyvinyl alcohol, hereinafter referred to as PVA) film 12, two protective layers 14, 16 are disposed on both sides of the PVA film 12 and the two adhesive layers 18, 20 are disposed between the PVA film 12 and the protective layers 14, 16, 12 for pasting the PVA film and the protective layers 14, 16. 另外,偏光板10还包含有感压胶层22贴附于保护层14相对PVA膜12的另一侧、离型膜24贴附于感压胶层22相对保护层14的另一侧,以及保护膜26贴附于保护层16相对PVA膜12的另一侧。 Further, the polarizing plate 10 is attached to the other side further comprises a PVA film 14 relative to the protective layer 12 Caulking felt layer 22, the release film 24 is attached to the other side 14 of the pressure sensitive adhesive layer 22 opposite the protective layer, and the protective film 26 is attached to the other side of the PVA film 16 opposite the protective layer 12.

然而,在液晶面板制造过程中,贴附偏光板于液晶面板上与撕除偏光板的保护膜的操作,都会产生静电,并且随着液晶面板尺寸越大静电残留量也越大,容易造成液晶显示装置的微矩阵电极受到静电损伤。 However, the manufacturing process of the liquid crystal panel, a polarizing plate is attached to the tearing operation of the liquid crystal panel and polarizing plate protective film, static electricity is generated, and as the residual amount of the liquid crystal panel size is larger the larger the electrostatic easily cause the liquid crystal microarray electrodes in a display device from electrostatic damage. 静电残留的问题也会造成偏光板与背光模块的光学膜彼此吸附,因而容易产生颜色不均(Mura)现象。 Problems also cause residual electrostatic optical film polarizing plate and the backlight module are mutually attracted, and therefore prone to color unevenness (Mura) phenomenon. 因此,改善静电残留问题已成为业界极力改善的重要课题。 Therefore, to improve the residual static electricity has become the industry tried to improve an important issue.

发明内容 SUMMARY

本发明的主要目的在于提供一种抗静电偏光板,以避免在贴附或撕除过程中造成静电残留。 The main object of the present invention is to provide an antistatic polarizing plate is attached in order to avoid tearing or other residue causing electrostatic process.

为达到上述的目的,本发明提供一种偏光板,其包含有偏光子、设置在该偏光子一侧的第一保护层、设置在该偏光子与该第一保护层间的第一粘胶层、设置在该偏光子的另一侧的第二保护层以及设置在该偏光子与该第二保护层间的第二粘胶层,其中该第一粘胶层与该第二粘胶层都包含有抗静电物质。 To achieve the above object, the present invention provides a polarizing plate that comprises a polarizer, a first protective layer disposed on the side of a polarizer, a first adhesive disposed between the polarizer and the first sub-protecting layer layer, a polarizer disposed on the other side of the second protective layer and a second adhesive layer disposed between the polarizer and the second protective sub-layer, wherein the first adhesive layer and the second adhesive layer all contain anti-static material.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层还包含有聚乙烯醇高分子、聚氨基甲酸树脂或紫外线固化型树脂。 The polarizing plate of the present invention, wherein the first adhesive layer and the second adhesive layer further comprises a polyvinyl alcohol polymer, a polyurethane resin or an ultraviolet curable resin.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层还包含有机溶剂,且抗静电物质溶解于有机溶剂内。 The polarizing plate of the present invention, wherein the first adhesive layer and the second adhesive layer further comprises an organic solvent, and an antistatic material is dissolved in an organic solvent.

根据本发明的偏光板,其中有机溶剂为醇类。 The polarizing plate of the present invention, wherein the organic solvent is an alcohol.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层的表面阻抗值都介于10 6欧姆/单位面积至10 12欧姆/单位面积之间。 The polarizing plate of the present invention, wherein the first adhesive layer and the surface resistance value of the second adhesive layer are between 10 6 ohms / square to 1012 ohms / unit area between.

根据本发明的偏光板,其中抗静电物质包含有金属盐。 The polarizing plate of the present invention, wherein the antistatic material comprises a metal salt.

根据本发明的偏光板,其中金属盐包含有锂离子、钠离子、钾离子、铷离子,或上述离子的组合。 The polarizing plate of the present invention, wherein the metal salt contains lithium ions, sodium ions, potassium ions, rubidium ions, ions or a combination thereof.

根据本发明的偏光板,其中金属盐包含有过氯酸根离子、六氟砷酸根离子、六氟磷酸根离子、四氟硼酸根离子或上述离子的组合。 The polarizing plate of the present invention, wherein the metal salt contains a perchlorate ion, hexafluoroarsenate ion, a hexafluorophosphate ion, a tetrafluoroborate ion or a combination of the aforementioned ions.

根据本发明的偏光板,其中抗静电物质包含导电高分子聚合物。 The polarizing plate of the present invention, wherein the antistatic material comprises a conductive polymer.

根据本发明的偏光板,其中导电高分子聚合物包含化学式为-[C n H 2n -XC m H 2m -Y]-的聚合物,其中n=2~5,m=2~5,X=氧、氮、硫的其中之一,Y=氧、氮、硫的其中之一。 The polarizing plate of the present invention, wherein the conductive polymer comprising the formula - [C n H 2n -XC m H 2m -Y] - a polymer, where n = 2 ~ 5, m = 2 ~ 5, X = wherein one of oxygen, nitrogen, one sulfur, Y = oxygen, nitrogen, sulfur.

根据本发明的偏光板,其中第一保护层与第二保护层包含有三醋酸纤维素、二醋酸纤维素、聚对苯二甲酸乙二醇酯、环烯烃聚合物、环烯烃共聚合物或聚碳酸酯。 The polarizing plate of the present invention, wherein the first protective layer and the second protective layer comprises cellulose triacetate, cellulose diacetate, polyethylene terephthalate, cyclic olefin polymers, cyclic olefin copolymer or a poly Carbonate.

根据本发明的偏光板,其中偏光子为聚乙烯醇膜。 The polarizing plate of the present invention, wherein a polarizer is a polyvinyl alcohol film.

根据本发明的偏光板,还包含有表面保护膜,设置在第二保护层与偏光子相对的另一侧。 The polarizing plate of the present invention further comprises a surface protective film, a polarizer disposed on the second protective layer opposite to the other side.

根据本发明的偏光板,还包含有感压胶层,设置在第一保护层与偏光子相对的另一侧。 The polarizing plate of the present invention, further comprising a layer of felt caulking, and a polarizer provided on another side opposite to the first protective layer.

根据本发明的偏光板,还包含有离型膜,设置感压胶层与第一保护层相对的另一侧。 The polarizing plate of the present invention, further comprising a release film, disposed opposite the other side caulking sense layer and the first protective layer.

一种偏光板,包含有:偏光子;第一保护层,设置在偏光子的一侧;第一粘胶层,设置在偏光子与第一保护层之间;第二保护层,设置在偏光子的另一侧;第二粘胶层,设置在偏光子与第二保护层之间;其中第一粘胶层与第二粘胶层都包含有抗静电物质,抗静电物质包含有金属盐,金属盐的阳离子包含有锂离子、钠离子、钾离子、铷离子,或上述离子的组合,且金属盐的阴离子包含有过氯酸根离子、六氟砷酸根离子、六氟磷酸根离子、四氟硼酸根离子或上述离子的组合。 A polarizing plate comprising: a polarizer; a first protective layer disposed on one side of a polarizer; a first adhesive layer, disposed between a polarizer and a first protection layer; a second protective layer provided on the polarization another sub-side; a second adhesive layer disposed between a polarizer and a second protective layer; wherein the first adhesive layer and second adhesive layers contain an antistatic material, an antistatic material comprises a metal salt , the metal salt comprises a cation of lithium ions, sodium ions, potassium ions, rubidium ions, ions or a combination thereof, and metal salts with anions perchlorate ion, hexafluoroarsenate ion, a hexafluorophosphate ion, tetrakis fluoroborate ion or a combination of the aforementioned ions.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层还包含有聚乙烯醇高分子、聚氨基甲酸树脂或紫外线固化型树脂。 The polarizing plate of the present invention, wherein the first adhesive layer and the second adhesive layer further comprises a polyvinyl alcohol polymer, a polyurethane resin or an ultraviolet curable resin.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层还包含有机溶剂,且抗静电物质溶解在有机溶剂中。 The polarizing plate of the present invention, wherein the first adhesive layer and the second adhesive layer further comprises an organic solvent, and an antistatic material is dissolved in an organic solvent.

根据本发明的偏光板,其中有机溶剂为醇类。 The polarizing plate of the present invention, wherein the organic solvent is an alcohol.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层的表面阻抗值都介于10 6欧姆/单位面积至10 12欧姆/单位面积之间。 The polarizing plate of the present invention, wherein the first adhesive layer and the surface resistance value of the second adhesive layer are between 10 6 ohms / square to 1012 ohms / unit area between.

根据本发明的偏光板,其中抗静电物质还包含导电高分子聚合物。 The polarizing plate of the present invention, wherein the antistatic material further comprises a conductive polymer.

根据本发明的偏光板,其中导电高分子聚合物包含化学式为-[C n H 2n -XC m H 2m -Y]-的聚合物,其中n=2~5,m=2~5,X=氧、氮、硫的其中之一,Y=氧、氮、硫的其中之一。 The polarizing plate of the present invention, wherein the conductive polymer comprising the formula - [C n H 2n -XC m H 2m -Y] - a polymer, where n = 2 ~ 5, m = 2 ~ 5, X = wherein one of oxygen, nitrogen, one sulfur, Y = oxygen, nitrogen, sulfur.

根据本发明的偏光板,其中第一保护层与第二保护层包含有三醋酸纤维素、二醋酸纤维素、聚对苯二甲酸乙二醇酯、环烯烃聚合物、环烯烃共聚合物或聚碳酸酯。 The polarizing plate of the present invention, wherein the first protective layer and the second protective layer comprises cellulose triacetate, cellulose diacetate, polyethylene terephthalate, cyclic olefin polymers, cyclic olefin copolymer or a poly Carbonate.

根据本发明的偏光板,其中偏光子为聚乙烯醇膜。 The polarizing plate of the present invention, wherein a polarizer is a polyvinyl alcohol film.

根据本发明的偏光板,还包含有表面保护膜,设置在第二保护层与偏光子相对的另一侧。 The polarizing plate of the present invention further comprises a surface protective film, a polarizer disposed on the second protective layer opposite to the other side.

根据本发明的偏光板,还包含有感压胶层,设置在第一保护层与偏光子相对的另一侧。 The polarizing plate of the present invention, further comprising a layer of felt caulking, and a polarizer provided on another side opposite to the first protective layer.

根据本发明的偏光板,还包含有离型膜,设置在感压胶层与第一保护层相对的另一侧。 The polarizing plate of the present invention, further comprising a release film, is provided on the other side of the pressure sensitive adhesive layer and the protective layer opposite the first.

一种偏光板,包含有:偏光子;第一保护层,设置在偏光子的一侧;第一粘胶层,设置在偏光子与第一保护层之间;第二保护层,设置在偏光子的另一侧;第二粘胶层,设置在偏光子与第二保护层之间;其中第一粘胶层与第二粘胶层都包含有抗静电物质,抗静电物质包含导电高分子聚合物,且导电高分子聚合物包含化学式为-[C n H 2n -XC m H 2m -Y]-的聚合物,其中n=2~5,m=2~5,X=氧、氮、硫的其中之一,Y=氧、氮、硫的其中之一。 A polarizing plate comprising: a polarizer; a first protective layer disposed on one side of a polarizer; a first adhesive layer, disposed between a polarizer and a first protection layer; a second protective layer provided on the polarization another sub-side; a second adhesive layer disposed between a polarizer and a second protective layer; wherein the first adhesive layer and second adhesive layers contain an antistatic material, an antistatic material comprises a conductive polymer polymer, and the conductive polymer comprising the formula - [C n H 2n -XC m H 2m -Y] - polymer, wherein n = 2 ~ 5, m = 2 ~ 5, X = oxygen, nitrogen, one sulfur, Y = one of oxygen, nitrogen, sulfur.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层还包含有聚乙烯醇高分子、聚氨基甲酸树脂或紫外线固化型树脂。 The polarizing plate of the present invention, wherein the first adhesive layer and the second adhesive layer further comprises a polyvinyl alcohol polymer, a polyurethane resin or an ultraviolet curable resin.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层还包含有机溶剂,且抗静电物质溶解在有机溶剂中。 The polarizing plate of the present invention, wherein the first adhesive layer and the second adhesive layer further comprises an organic solvent, and an antistatic material is dissolved in an organic solvent.

根据本发明的偏光板,其中有机溶剂为醇类。 The polarizing plate of the present invention, wherein the organic solvent is an alcohol.

根据本发明的偏光板,其中第一粘胶层与第二粘胶层的表面阻抗值都介于10 6欧姆/单位面积至10 12欧姆/单位面积之间。 The polarizing plate of the present invention, wherein the first adhesive layer and the surface resistance value of the second adhesive layer are between 10 6 ohms / square to 1012 ohms / unit area between.

根据本发明的偏光板,其中抗静电物质还包含有金属盐。 The polarizing plate of the present invention, wherein the antistatic material further comprises a metal salt.

根据本发明的偏光板,其中金属盐包含有锂离子、钠离子、钾离子、铷离子,或上述离子的组合。 The polarizing plate of the present invention, wherein the metal salt contains lithium ions, sodium ions, potassium ions, rubidium ions, ions or a combination thereof.

根据本发明的偏光板,其中金属盐包含有过氯酸根离子、六氟砷酸根离子、六氟磷酸根离子、四氟硼酸根离子或上述离子的组合。 The polarizing plate of the present invention, wherein the metal salt contains a perchlorate ion, hexafluoroarsenate ion, a hexafluorophosphate ion, a tetrafluoroborate ion or a combination of the aforementioned ions.

根据本发明的偏光板,其中第一保护层与第二保护层包含有三醋酸纤维素、二醋酸纤维素、聚对苯二甲酸乙二醇酯、环烯烃聚合物、环烯烃共聚合物或聚碳酸酯。 The polarizing plate of the present invention, wherein the first protective layer and the second protective layer comprises cellulose triacetate, cellulose diacetate, polyethylene terephthalate, cyclic olefin polymers, cyclic olefin copolymer or a poly Carbonate.

根据本发明的偏光板,其中偏光子为聚乙烯醇膜。 The polarizing plate of the present invention, wherein a polarizer is a polyvinyl alcohol film.

根据本发明的偏光板,还包含有表面保护膜,设置在第二保护层与偏光子相对的另一侧。 The polarizing plate of the present invention further comprises a surface protective film, a polarizer disposed on the second protective layer opposite to the other side.

根据本发明的偏光板,还包含有感压胶层,设置在第一保护层与偏光子相对的另一侧。 The polarizing plate of the present invention, further comprising a layer of felt caulking, and a polarizer provided on another side opposite to the first protective layer.

根据本发明的偏光板,还包含有离型膜,设置在感压胶层与第一保护层相对的另一侧。 The polarizing plate of the present invention, further comprising a release film, is provided on the other side of the pressure sensitive adhesive layer and the protective layer opposite the first.

由上述可知,本发明提供的偏光板包含有具有抗静电物质的粘胶层,该抗静电物质可降低粘胶层的表面阻抗值,再通过将粘胶层设置在偏光子的两侧,因而不仅可以在面板上贴附偏光板的过程中降低所产生的静电残留量,也可以在撕除偏光板上的保护膜的过程中降低静电残留量。 From the foregoing, the present invention provides a polarizing plate comprising an adhesive layer having an antistatic material, an antistatic material can reduce the surface resistance value of the adhesive layer, and then both sides of a polarizer is provided by the adhesive layer, thus the residual amount of static electricity produced during only a polarizing plate may be attached on the panel is reduced, the process may be in addition to tearing the polarizing plate protective film on reducing the amount of residual static electricity.

附图说明 BRIEF DESCRIPTION

图1为现有偏光板的结构剖面示意图。 FIG 1 is a schematic cross-sectional structure of a conventional polarizing plate.

图2为本发明一实施例的偏光板的剖面结构示意图。 FIG 2 is a schematic cross-sectional structure of the polarizing plate according to an embodiment of the present invention.

图3为本发明粘胶层表面阻抗值的测试结果。 Figure 3 is a test result of the adhesive layer surface of the resistance value of the invention.

图4至图9为本发明的偏光板的其它实施方式的剖面结构示意图。 A schematic cross-sectional structure of another embodiment of the polarizing plate 4 to 9 of the present invention.

具体实施方式 Detailed ways

请参考图2,图2为本发明一实施例的偏光板的剖面结构示意图。 Please refer to FIG. 2, FIG. 2 is a schematic cross-sectional structure of the polarizing plate according to an embodiment of the present invention. 如图2所示,偏光板100包含有偏光子(polarizer)102、两个保护层104、106以及两个粘胶层108、110。 2, the polarizer 100 comprises a polarizer (polarizer) 102, two protective layers 104, 106 and 108, two adhesive layers. 其中偏光子102具有偏光特性,其可为聚乙烯醇(PVA)膜,但不限于此,而以偏光子102包含有具有偏光特性的成分为主,在本实施例中,偏光子102以聚乙烯醇膜为例,但不限于此。 Wherein a polarizer 102 having a polarization characteristic, which may be polyvinyl alcohol (PVA) film, but is not limited thereto, and to a polarizer 102 having a polarization characteristic comprises a main component, in the present embodiment, a polarizer 102 poly vinyl alcohol membrane as an example, but is not limited thereto. 保护层104、106分别设置于偏光子102的两侧,粘胶层108、110则分别设置在偏光子102与两个保护层104、106之间,且用于将保护层104、106粘贴在偏光子102的两侧。 Protective layers 104, 106 are provided on both sides of a polarizer, an adhesive layer 102, 108, 110 are respectively disposed between two polarizers 102 and protective layers 104, 106, 104, 106 and a protective layer adhered to 102 on both sides of a polarizer. 保护层104、106包含有例如三醋酸纤维素(triacetylcellulose,简称TAC)、二醋酸纤维素(diacetyl cellulose,简称DAC)、聚对苯二甲酸乙二醇酯(polyethylene terephthalate,简称PET)、环烯烃聚合物(cycloolefin polymer,简称COP)、环烯烃共聚合物(cycloolefin copolymer,简称COC)、聚碳酸酯(polycarbonate,简称PC)薄膜或其它类似的材料,其主要用于支撑偏光子102以防止偏光子102回缩,并且可保护偏光子102。 The protective layer 104 comprises, for example, cellulose triacetate (triacetylcellulose, referred to as TAC), cellulose diacetate (diacetyl cellulose, referred to as DAC), polyethylene terephthalate (polyethylene terephthalate, referred to as PET), cycloolefin polymer (cycloolefin polymer, referred to as COP), cyclic olefin copolymer (cycloolefin copolymer, referred to as COC), polycarbonate (polycarbonate, referred to as PC) films, or other similar materials, mainly for supporting a polarizer 102 to prevent polarization sub 102 is retracted, and a polarizer 102 can be protected. 另外,值得注意的是,本实施例的粘胶层108、110不同于现有的粘胶层,主要是在本实施例的粘胶层108、110中包含有抗静电物质,可在撕除离型膜与撕除保护膜的过程中或其它过程中中和所产生的静电,以降低静电残留量,因而可避免静电残留于液晶面板上,而造成在显示状态时产生颜色不均(Mura)现象。 Further, it is noted that the adhesive layer 108 of the present embodiment differs from the embodiment of a conventional adhesive layer, the adhesive layer mainly contains an example of embodiment 108 of the present antistatic substances, may tear the release film and tearing of the protective film electrostatic process or other processes and the generated, to reduce the amount of residual static electricity, thus avoiding static electricity remaining on the liquid crystal panel, causing a display state is generated when the color unevenness (Mura )phenomenon.

本实施例的抗静电物质包含有金属盐、导电高分子聚合物或其组合。 The antistatic material of the present embodiment comprises a metal, a conductive polymer, or a combination thereof. 其中,金属盐中具有离子键,且优选的金属盐具有较低晶格能与较高溶解度,例如:过氯酸锂(LiClO 4 )。 Wherein the metal salt having an ionic bond and preferably having low lattice energy of salts with high solubility, for example: lithium perchlorate (LiClO 4). 金属盐包含有阳离子与阴离子,其中阳离子可包含有例如锂离子(Li + )、钠离子(Na + )、钾离子(K + )、铷离子(Rb + ),或上述离子的组合等,而阴离子优选为离子半径较大的阴离子,例如可包含有过氯酸根离子(ClO 4 - )、六氟砷酸根离子(AsF 6 - )、六氟磷酸根离子(PF 6 - )或四氟硼酸根离子(BF 4 - )等,但不限于此,金属盐也可为其它类似的离子性导电添加物。 Salts comprising cations and anions, wherein the cations can include, for example, lithium ions (Li +), sodium ions (Na +), potassium ion (K +), rubidium ions (Rb +), or a combination thereof, and the like ions, and preferably the anion of the ionic radius larger anions, such as can include perchlorate ion (ClO 4 -), hexafluoroarsenate ion (AsF 6 -), hexafluorophosphate ion (PF 6 -) or a tetrafluoroborate ion (BF 4 -) and the like, but not limited to, metal salts may be similar to other ionic conductive additive. 另外,导电高分子聚合物包含有化学式为-[C n H 2n -XC m H 2m -Y]-的聚合物,其中n=2~5,m=2~5,X=氧、氮、硫的其中之一,Y=氧、氮、硫的其中之一,其中X、Y可提供孤对电子(lone pair electron)。 Further, the conductive polymer comprising the formula - [C n H 2n -XC m H 2m -Y] - a polymer, where n = 2 ~ 5, m = 2 ~ 5, X = oxygen, nitrogen, sulfur, wherein one, one where Y = oxygen, nitrogen, sulfur, wherein X, Y available lone pair of electrons (lone pair electron). 导电高分子聚合物优选为聚氧化丙烯(polypropylene oxide,PPO)以及聚氧化乙烯(polyethylene oxide,PEO)两种高分子聚合物所共同聚合而成的具有交链块状的共聚合高分子,但不限于此,导电高分子聚合物也可为由相同单体组成的高分子聚合物,例如聚氧化丙烯或聚氧化乙烯。 The conductive polymer is preferably a polyoxypropylene (polypropylene oxide, PPO) and polyethylene oxide (polyethylene oxide, PEO) common to two kinds of polymers having a cross-linked polymer obtained by block-copolymerizing the polymer, but not limited thereto, the conductive polymer may also be a polymer of the same monomer composition, for example, polypropylene oxide or polyethylene oxide.

另外,值得注意的是,本实施例的粘胶层108、110设置于偏光子102的两侧,不仅可以有效的解决在撕除保护膜时所产生的静电问题,还可解决撕除离型膜时所产生的静电问题。 Further, it is noted that the adhesive layer 108 according to the present embodiment is provided on both sides of a polarizer 102, not only can effectively solve the problem of static electricity in addition to tear the protective film is produced, also address the tear-off when the film is static problems arising. 另外,粘胶层108、110不仅具有抗静电的功能,也具有粘贴保护层104、106与偏光子102的功效,其包含有PVA高分子、聚氨基甲酸树脂(polyurethane,PU)或紫外线固化型树脂,其中紫外线固化型树脂可通过照射紫外线而固化。 Further, not only the adhesive layer 108 having an antistatic function, but also has the effect of protective layer paste and a polarizer 102, 104, 106, which comprises a PVA polymer, polyurethane resins (polyurethane, PU) or ultraviolet curable resin, wherein an ultraviolet curable resin may be cured by irradiation with ultraviolet rays. 除此之外,粘胶层108、110还包含有交联剂、盐酸、有机溶剂以及水,其中有机溶剂因与阴阳离子有较好的溶合效应,而可用于溶解抗静电物质,其成分包含醇类,水可用于溶解PVA粉末,而交联剂包含有乙二醛。 In addition, the adhesive layer 108 further comprises a crosslinking agent, hydrochloric acid, water and organic solvent, wherein the organic solvent varies with the anion and cation have better effect fusion, the antistatic material may be used to dissolve, its composition comprising alcohol, water can be used for dissolution of the PVA powder, the crosslinking agent comprises glyoxal. 由于本实施例的偏光板不需在其中额外设置抗静电层,所以本发明也具有节省成本的优点。 Since the polarizing plate according to the present embodiment and need not be additionally provided wherein the antistatic layer, the present invention also has the advantage of cost savings. 值得注意的是,包含有抗静电物质的粘胶层108、110的表面阻抗值需介于10 6欧姆/单位面积至10 12欧姆/单位面积的范围内才具有抗静电的效果,因此抗静电物质的含量可依照所需的表面阻抗值来作调整。 Notably, the surface resistance value of the antistatic layer comprises the adhesive material 108, 110 must be between 106 ohms / square to 1012 ohms / having an antistatic effect was in the range of per unit area, and therefore the antistatic substance content in accordance with a desired surface resistance value to be adjusted.

此外,为了更明确地说明粘胶层的抗静电能力,通过一实例来说明本发明粘胶层抗静电能力的测试结果。 Further, in order to more clearly illustrate the antistatic capability of the adhesive layer, the adhesive layer of the test results will be described the present invention by an example antistatic ability. 请参考图3,图3为本发明粘胶层表面阻抗值的测试结果。 Please refer to FIG. 3, the test results of the adhesive layer surface of the resistance value of the present invention FIG. 在本实施例的测试中,各组的粘胶层中的PVA、交联剂、盐酸、有机溶剂以及水具有固定比例且各组的比例都相同,另外,固定比例的PVA、交联剂、盐酸、有机溶剂以及水的重量(即为PVA粘胶的重量)都为155.8克。 In the test embodiment of the present embodiment, the adhesive layer of each group in the PVA, a crosslinking agent, hydrochloric acid, water and an organic solvent having a fixed ratio and the ratio of each group were the same, additional, fixed proportion of the PVA, a crosslinking agent, hydrochloric acid, and the organic solvent by weight of water (i.e. the weight of PVA glue) are 155.8 g. 在此测试结果中,A-0为未添加抗静电物质的粘胶层,其表面阻抗值为1.36×10 13欧姆/单位面积;B-3为添加3克抗静电物质的粘胶层,其抗静电物质采用过氯酸锂,且其表面阻抗值为1.45×10 10欧姆/单位面积;B-5为添加5克抗静电物质的粘胶层,其抗静电物质也采用过氯酸锂,且其表面阻抗值为1.28×10 9欧姆/单位面积;B-7为添加7克抗静电物质的粘胶层,其抗静电物质也采用过氯酸锂,且其表面阻抗值为1.57×10 8欧姆/单位面积;C-3为添加3克抗静电物质的粘胶层,其抗静电物质采用过氯酸锂与PPO以及PEO两种高分子聚合物所共同聚合而成的共聚合高分子,且其表面阻抗值为3.66×10 10欧姆/单位面积;C-6为添加6克抗静电物质的粘胶层,其抗静电物质采用过氯酸锂与PPO以及PEO两种高分子聚合物所共同聚合而成的共聚合高分子,且其表面阻抗值为1.73×10 10欧姆/单位面积;C In the test results, A-0 No adhesive layer is added an antistatic material, the surface resistance thereof is 1.36 × 10 13 ohms / square; B-3 was added 3 g of an antistatic layer of adhesive substance, antistatic material using lithium perchlorate, and the surface resistance value of 1.45 × 10 10 ohms / square; B-5 was added 5 g of the adhesive layer is an antistatic material, an antistatic material which is also used lithium perchlorate, and the surface resistance thereof is 1.28 × 10 9 ohms / square; B-7 as an adhesive layer was added 7 g of an antistatic material, an antistatic material which is also used lithium perchlorate, and the surface resistance value of 1.57 × 10 8 ohms / square; C-3 of the adhesive layer was added 3 g of an antistatic material, an antistatic material which uses lithium perchlorate and two kinds of PPO and PEO polymers are obtained by copolymerizing polymerizable co-polymer , and the surface resistance value of 3.66 × 10 10 ohms / square; C-6 of the adhesive layer 6 g of an antistatic material, an antistatic material which uses lithium perchlorate and two kinds of PPO and PEO polymers the co-polymerization co-polymer, and the surface resistance value of 1.73 × 10 10 ohms / square; C -8为添加8克抗静电物质的粘胶层,其抗静电物质采用过氯酸锂与PPO以及PEO两种高分子聚合物所共同聚合而成的共聚合高分子,且其表面阻抗值为8.33×10 9欧姆/单位面积。 -8 adhesive layer is added 8 g of an antistatic material, an antistatic material which uses lithium perchlorate and two kinds of PPO and PEO polymers are obtained by copolymerizing polymerizable co-polymer, and the surface resistance value 8.33 × 10 9 ohms / square. 因此,通过此测试结果可知,具有添加抗静电物质的粘胶层介于10 6欧姆/单位面积至10 12欧姆/单位面积的范围内,而未添加抗静电物质的粘胶层则超出10 6欧姆/单位面积至10 12欧姆/单位面积的范围,即表示具有抗静电物质的粘胶层具有抗静电能力,明显改善未添加抗静电物质的抗静电能力。 Thus, it was found by this test, the adhesive material having antistatic layer is between 10 6 ohms / square to 1012 ohms / unit area within the range, without adding the antistatic layer of the excess adhesive substance 106 range ohms / square to 1012 ohms / square, an antistatic layer means that the adhesive substance having antistatic ability, antistatic ability is not significantly improved antistatic substance.

本实施例的偏光板可依照用途的不同,可具有不同的实施方式,使偏光板能够符合各种不同的使用需求。 The polarizing plate of the present embodiment may be according to different uses, different embodiments may have the polarizing plate can meet a variety of needs. 请参考图4至图9,图4至图9为本发明的偏光板的其它实施方式的剖面结构示意图,其中为了比较各实施例的区别,图4至图9中部分重复的组件使用与图2的实施例相同的标号。 Please refer to FIG. 4 to FIG. 9, a cross-sectional schematic view of another embodiment of the polarizing plate 4 to 9 of the present invention, wherein in order to distinguish each of Comparative Example Embodiment, FIGS. 4 to 9 partially repeated using the components in FIG. Example 2 the same reference numerals embodiment. 如图4所示,偏光板150为穿透型偏光板,其还包含有贴附在保护层104与偏光子102相对的另一侧的感压胶(pressure sensitive adhesives,PSA)层152、贴附在感压胶层152相对保护层104另一侧的离型膜(release film,RF)154以及贴附于保护层106与偏光子102相对的另一侧的保护膜(protective film,PF)156。 4, the polarizing plate 150 is a transmission type polarizing plate, further comprising attaching at the opposite side of the protective layer 104 and a polarizer 102 of pressure sensitive adhesive (pressure sensitive adhesives, PSA) layer 152, paste Caulking attached to the other side of the sense layer 152 opposite the protective layer 104 is a release film (release film, RF) 154 and attached to the protective layer 106 and the polarizer protective film (protective film, PF) opposite side 102 of the 156. 如图5所示,偏光板200为反射型偏光板,其还包含有两个设置于保护层104、106相对于粘胶层108、110另一侧的感压胶层202、204、设置在其中的感压胶层204相对保护层106另一侧的离型膜206以及设置在另一感压胶层202相对保护层104另一侧的反射板208。 5, the polarizing plate 200 is a reflection type polarizing plate, further comprising two protective layers 104, 106 disposed on the pressure sensitive adhesive layer with respect to the other side of the adhesive layer 108, 202, 204, disposed wherein the release film 206 of the pressure sensitive adhesive layer 204 opposite the other side of the protective layer 106 and a reflecting plate 104 disposed on the other side of the pressure sensitive adhesive layer 202 opposite a further protective layer 208. 如图6所示,偏光板250为半穿透型偏光板,其还包含有设置在其中的保护层106相对粘胶层110另一侧的感压胶层252、设置在感压胶层252相对保护层106另一侧的离型膜254、设置在另一保护层104相对粘胶层108另一侧的半穿透层256以及设置在半穿透层256相对保护层104另一侧的聚对苯二甲酸乙二醇酯无光板258。 Shown in Figure 6, the polarizing plate 250 is a semi-transmission type polarizing plate, further comprising pressure sensitive adhesive layer 110 provided on the other side where the protective layer 106 opposite the adhesive layer 252, disposed in the pressure sensitive adhesive layer 252 the release film on the other side 106 opposite the protective layer 254, protective layer 104 is provided at the other opposite side of the adhesive layer 108 and a transflective layer 256 disposed on opposite side of the protective layer 104 is a semi-transmission layer 256 matte polyethylene terephthalate plate 258. 如图7所示,偏光板300为非粘着的穿透型偏光板,其还包含有两个设置在保护层104、106相对于粘胶层108、110另一侧的保护膜302、304。 As shown in FIG 7, the polarizing plate 300 is non-adhesive type polarizing plate penetration, further comprising two protective layers 104, 106 is provided with respect to the other side of the protective film 108, the adhesive layer 302. 如图8所示,偏光板350为非粘着的反射型偏光板,其还包含有设置在其中的保护层106相对于粘胶层110另一侧的保护膜352、设置在另一保护层104相对于粘胶层108另一侧的感压胶层354以及设置在感压胶层354相对于保护层104另一侧的反射板356。 8, the polarizing plate 350 is non-adhesive type polarizing plate, further comprising a protective layer disposed therein with respect to the protective film 106 352 110 on the other side of the adhesive layer, the protective layer 104 is provided at the other with respect to the pressure sensitive adhesive layers 354 and 108 disposed on the other side of the adhesive layer in the pressure sensitive adhesive layer 354 with respect to the reflecting plate 356 on the other side of the protective layer 104. 如图9所示,偏光板400为非粘着的半穿透型偏光板,其还包含有设置在其中的保护层106相对于粘胶层110另一侧的保护膜402、设置在另一保护层104相对于粘胶层108另一侧的半穿透层404以及设置在半穿透层404相对于保护层104另一侧的聚对苯二甲酸乙二醇酯无光板406。 9, a transflective type polarizing plate 400 is non-adhered polarizing plate, further comprising a protective layer disposed therein 106 with respect to the protective film 110 on the other side of the adhesive layer 402, the protection provided on the other a transflective layer 104 with respect to the other layer 108 side of the adhesive layer 404 and a transflective layer 404 disposed on the other side with respect to the protective layer 104 of polyethylene terephthalate matte plate 406.

综上所述,本发明提供的偏光板包含具有抗静电物质的粘胶层,该抗静电物质可降低粘胶层的表面阻抗值,再通过将粘胶层设置于偏光子的两侧,因而不仅可以在面板上贴附偏光板的过程中降低所产生的静电残留量,也可以在撕除偏光板上的保护膜的过程中降低静电残留量。 In summary, the present invention provides a polarizing plate comprising the adhesive layer having an antistatic material, an antistatic material can reduce the surface resistance value of the adhesive layer, and through the adhesive layer is provided on both sides of a polarizer, thus the residual amount of static electricity produced during only a polarizing plate may be attached on the panel is reduced, the process may be in addition to tearing the polarizing plate protective film on reducing the amount of residual static electricity. 另外,该粘胶层还具有粘胶特性,可将偏光子与保护层贴合在一起,而不需外加抗静电层,因此,本发明也可节省制造成本。 Further, the adhesive layer also has adhesive properties, a polarizer and the protective layer can be bonded together without the need for additional antistatic layer, therefore, the present invention also can save the manufacturing cost.

以上所述仅为本发明的优选实施例,凡根据本发明权利要求书所做的等同变化与修饰,都应属于本发明的涵盖范围。 The above are only preferred embodiments of the present invention, where the present invention according to the claims made by the claims modifications and equivalents, should belong to the scope of the present invention.

主要组件符号说明 The main component symbol Description

10 偏光板 12 聚乙烯醇膜 10 polyvinyl alcohol film polarizers 12

14 保护层 16 保护层 The protective layer 16 protects layer 14

18 粘胶层 20 粘胶层 18 adhesive layer 20 adhesive layer

22 感压胶层 24 离型膜 Pressure sensitive adhesive layer 22 release film 24

26 保护膜 100 偏光板 26 polarizing plate protective film 100

102 偏光子 104 保护层 The protective layer 102 a polarizer 104

106 保护层 108 粘胶层 The protective layer 108 adhesive layer 106

110 粘胶层 150 偏光板 Adhesive layer 150 polarizing plate 110

152 感压胶层 154 离型膜 152 pressure sensitive adhesive layer 154 release film

156 保护膜 200 偏光板 A polarizing plate protective film 200 156

202 感压胶层 204 感压胶层 202 pressure sensitive adhesive layer of pressure sensitive adhesive 204

206 离型膜 208 反射板 206 from the film 208 reflective plate

250 偏光板 252 感压胶层 250 pressure sensitive adhesive polarizer 252

254 离型膜 256 半穿透层 254 from the semi-transmission film layer 256

258 聚对苯二甲酸乙二醇酯无光板 258 matte polyethylene terephthalate plate

300 偏光板 302 保护膜 A polarizing plate protective film 300 302

304 保护膜 350 偏光板 A polarizing plate protective film 350 304

352 保护膜 354 感压胶层 352 protective film 354 sensitive adhesive layer

356 反射板 400 偏光板 Polarizing reflection plate 400 356

402 保护膜 404 半穿透层 402 protective film 404 a transflective layer

406 聚对苯二甲酸乙二醇酯无光板 406 matte polyethylene terephthalate plate

Claims (10)

1.一种偏光板,其包含有: 1. A polarizing plate, which comprises:
偏光子; A polarizer;
第一保护层,设置在所述偏光子的一侧; A first protective layer disposed on the side of a polarizer;
第一粘胶层,设置在所述偏光子与所述第一保护层之间; A first adhesive layer disposed between the polarizer and the first protective sub-layer;
第二保护层,设置在所述偏光子的另一侧;以及 A second protective layer provided on the other side of the polarizers; and
第二粘胶层,设置在所述偏光子与所述第二保护层之间,其中所述第一粘胶层与所述第二粘胶层都包含有抗静电物质。 A second adhesive layer disposed between the polarizer and the second sub-protecting layer, wherein said first adhesive layer and the second adhesive layers contain an antistatic material.
2.根据权利要求1所述的偏光板,其中所述第一粘胶层与所述第二粘胶层还包含有聚乙烯醇高分子、聚氨基甲酸树脂或紫外线固化型树脂。 2. The polarizing plate according to claim 1, wherein said first adhesive layer and the second adhesive layer further comprises a polyvinyl alcohol polymer, a polyurethane resin or an ultraviolet curable resin.
3.根据权利要求1所述的偏光板,其中所述第一粘胶层与所述第二粘胶层还包含有机溶剂,并且所述抗静电物质溶解在所述有机溶剂中。 3. The polarizing plate according to claim 1, wherein said first adhesive layer and the second adhesive layer further comprises an organic solvent, and the antistatic material was dissolved in the organic solvent.
4.根据权利要求3所述的偏光板,其中所述有机溶剂为醇类。 4. The polarizing plate according to claim 3, wherein said organic solvent is an alcohol.
5.根据权利要求1所述的偏光板,其中所述第一粘胶层与所述第二粘胶层的表面阻抗值都介于10 6欧姆/单位面积至10 12欧姆/单位面积之间。 5. Between the polarizing plate according to claim 1, wherein said first adhesive layer and the surface resistance value of the second adhesive layer are between 10 6 ohms / square to 10 12 ohms / square .
6.根据权利要求1所述的偏光板,其中所述抗静电物质包含有金属盐。 6. The polarizing plate according to claim 1, wherein the antistatic material comprises a metal salt.
7.根据权利要求6所述的偏光板,其中所述金属盐包含有锂离子、钠离子、钾离子、铷离子,或上述离子的组合。 7. The polarizing plate according to claim 6, wherein the metal salt comprises a lithium ion, sodium ion, potassium ion, rubidium ion, or a combination of ions.
8.根据权利要求6所述的偏光板,其中所述金属盐包含有过氯酸根离子、六氟砷酸根离子、六氟磷酸根离子、四氟硼酸根离子或上述离子的组合。 8. The polarizing plate according to claim 6, wherein the metal salt comprises a perchlorate ion, hexafluoroarsenate ion, a hexafluorophosphate ion, a tetrafluoroborate ion or a combination of the aforementioned ions.
9.一种偏光板,包括: A polarizing plate, comprising:
偏光子; A polarizer;
第一保护层,设置在所述偏光子的一侧; A first protective layer disposed on the side of a polarizer;
第一粘胶层,设置在所述偏光子与所述第一保护层之间; A first adhesive layer disposed between the polarizer and the first protective sub-layer;
第二保护层,设置在所述偏光子的另一侧; A second protective layer provided on the other side of a polarizer;
第二粘胶层,设置在所述偏光子与所述第二保护层之间; A second adhesive layer disposed between the polarizer and the second sub-protecting layer;
其中所述第一粘胶层与所述第二粘胶层都包含有抗静电物质,所述抗静电物质包括金属盐,所述金属盐的阳离子包含有锂离子、钠离子、钾离子、铷离子,或上述离子的组合,并且所述金属盐的阴离子包含有过氯酸根离子、六氟砷酸根离子、六氟磷酸根离子、四氟硼酸根离子或上述离子的组合。 Wherein said first adhesive layer and the second adhesive layers contain an antistatic material, said antistatic material comprises a metal salt comprising a cation of lithium ions, sodium ions, potassium ions, rubidium ions, ions or a combination thereof, and the metal salt of the anion with perchlorate ion, hexafluoroarsenate ion, a hexafluorophosphate ion, a tetrafluoroborate ion or a combination of the aforementioned ions.
10.一种偏光板,包含有: 10. A polarizing plate, comprising:
偏光子; A polarizer;
第一保护层,设置在所述偏光子的一侧; A first protective layer disposed on the side of a polarizer;
第一粘胶层,设置在所述偏光子与所述第一保护层之间; A first adhesive layer disposed between the polarizer and the first protective sub-layer;
第二保护层,设置在所述偏光子的另一侧; A second protective layer provided on the other side of a polarizer;
第二粘胶层,设置在所述偏光子与所述第二保护层之间; A second adhesive layer disposed between the polarizer and the second sub-protecting layer;
其中所述第一粘胶层与所述第二粘胶层都包含有抗静电物质,所述抗静电物质包含导电高分子聚合物,并且所述导电高分子聚合物包含化学式为-[ C nH 2n -XC m H 2m -Y]-的聚合物,其中n=2~5,m=2~5,X=氧、氮、硫的其中之一,Y=氧、氮、硫的其中之一。 Wherein said first adhesive layer and the second adhesive layers contain an antistatic material, said antistatic material comprises a conductive polymer, and the conductive polymer comprising the formula - [C nH 2n -XC m H 2m -Y] - a polymer, where n = 2 ~ 5, one of which m = 2 ~ 5, X = oxygen, nitrogen, sulfur, Y = oxygen, nitrogen, sulfur, wherein one of .
CN 200710165427 2007-10-25 2007-10-25 Light deflection panel CN101419304A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102226846A (en) * 2011-06-01 2011-10-26 明基材料有限公司 Manufacturing method for optical plate
CN102887114A (en) * 2011-07-18 2013-01-23 宏腾光电股份有限公司 Vehicle display mirror and manufacturing method of vehicle display mirror
CN104898196A (en) * 2015-05-14 2015-09-09 深圳市华星光电技术有限公司 Polarizing plate and liquid crystal display panel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102226846A (en) * 2011-06-01 2011-10-26 明基材料有限公司 Manufacturing method for optical plate
CN102226846B (en) 2011-06-01 2013-03-13 明基材料有限公司 Manufacturing method for optical plate
CN102887114A (en) * 2011-07-18 2013-01-23 宏腾光电股份有限公司 Vehicle display mirror and manufacturing method of vehicle display mirror
CN104898196A (en) * 2015-05-14 2015-09-09 深圳市华星光电技术有限公司 Polarizing plate and liquid crystal display panel

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