TWI284749B - Polarizer structure, liquid crystal display module and protective film structure capable of preventing ESD from damaging ICs - Google Patents

Polarizer structure, liquid crystal display module and protective film structure capable of preventing ESD from damaging ICs Download PDF

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TWI284749B
TWI284749B TW95102697A TW95102697A TWI284749B TW I284749 B TWI284749 B TW I284749B TW 95102697 A TW95102697 A TW 95102697A TW 95102697 A TW95102697 A TW 95102697A TW I284749 B TWI284749 B TW I284749B
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Taiwan
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liquid crystal
crystal display
polarizing plate
layer
display module
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TW95102697A
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Chinese (zh)
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TW200728784A (en
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Wei-Chen Lin
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Chi Mei Optoelectronics Corp
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  • Polarising Elements (AREA)

Abstract

A polarizer structure includes a polarizer and a protective film. The protective film is attached to the polarizer. A conductive material is formed between the protective film and the polarizer. When combining the polarizer with a back light unit, the protective film needs to be torn off. When tearing off the protective film, an electrostatic clip is used to clip the conductive material for leading out electrostatic charges and preventing ESD from damaging the drive ICs and scan ICs.

Description

1284749 九、發明說明: 【發明所屬之技術領域】 本發明係提供一種可防止靜電擊傷積體電路之偏光板結構及 液晶顯示模組,尤指一種設有一導電材料的保護膜之偏光板結構 及液晶顯示模組。 【先前技術】 由於液晶顯示器具有輕薄、低耗電量、無輻射污染等特性,故 被廣泛地應用在筆記型電腦(Notebook)、個人數位助理(PDA)、 平面電視等資訊產品上。而且大尺寸平面顯示器甚至有逐漸取代 陰極射線管(Cathode Ray Tube,CRT)監視器與傳統電視的趨勢。 由於使用者對於大尺寸液晶顯示器的需求量與日俱增,生產業者 不斷朝大尺寸開發,在製造或是組裝大尺寸液晶顯示器時,像是 靜電擊傷晶片、生產良率、組裝工時等因素,不得不考慮進去。 請參考第1圖。第1圖為先前技術一液晶顯示裝置1〇之示意 圖。液晶顯示裝置ίο包含一液晶顯示模組12及一背光模組18。 液晶顯示模組12包含一液晶顯示面板15,用來顯示影像,液晶顯 示面板15包含一上基板152,一下基板156,設於上基板152之 下方,以及一液晶分子層154,填充於上基板152與下基板156 之間。液晶顯示模組12包含一上偏光板η,設於液晶顯示面板 15之上,一下偏光板16,設於液晶顯示面板15之下。背光模組 5 1284749 18係用來提供均勻之光源,經過下偏光板16,使一第一偏光方向 之光線通過,該第一偏光方向之光線經過液晶分子層154之液晶 刀子改憂0亥光線之偏振方向’再經由上偏光板14,使"^二偏光 方向之光線通過。液晶顯示模組12另包含一表面保護膜17,附著 於下偏光板16之外侧,用來保護下偏光板16免於刮傷,以及一 表面保護膜19附著於上偏光板14之外側,亦用來保護上偏光板 14免於刮傷。在液晶顯示裝置1〇組裝的製程中,前段廠先將上偏 0 光板14貼合在液晶顯示面板I5之上,將下偏光板I6貼合在液晶 顯示面板15之下,後段廠再將背光模組18與液晶顯示模組12貼 合,此時須先將下偏光板16外侧之表面保護膜17撕除。 請參考第2圖及第1圖。第2圖為第1圖之液晶顯示模組12 由下往上看之平面圖。可以看到液晶顯示模組12包含下偏光板Μ 及表面保屢膜17 ’液晶顯示模、组12另包含複數片電路板22,其 設於液晶顯示触12的四周,複數錄性板24是連接液晶 ❿顯:面板與電路板22之軟帶,上設有積體電路%,用來傳輸驅動 及掃描减备將下偏光板16外側之表面保護膜Η撕除時,由 於在撕除的過財會有靜電荷26随生,會擊傷龍電路25,通 常要使用—離子風扇28來中和靜電荷26。 、多考第圖第3圖為先前技術一偏光板30之示意圖。偏 光板30包s -偏光子層%,内含有複數個偏光離子^,一第一 保護層34,位於偏光子層%之上側,一第二保護層%,位於偏 6 1284749 光子層35之下側,皆是用來保護該等偏光離子37。一表面保護膜 32,附著於第一保護層34之外側,用來保護第一保護層34,一離 v 型膜38,附著於第二保護層36之外侧,離型膜38上有黏著劑39, -用來在撕除離型膜38後,讓第二保護層36與一液晶顯示面板貼 合。其中,偏光子層35係為聚乙稀醇(Poly VinylAleohol,PVA), 第一保護層34與第二保護層36係為三醋酸纖維素(Tri-acetate Cellulose,TAC )。 請參考第4圖。第4圖為先前技術一液晶顯示面板4〇之示意 圖。液晶顯示面板40包含一上基板42,一下基板46,設於上基 板42之下方,一液晶分子層44,填充於上基板42與下基板46 之間。其中,上基板42與下基板46係由透明之玻璃所構成,上 基板42係為一彩色濾光片(ColorFilter,CF)基板,下基板46 係為一薄膜電晶體(Thin Film Transistor,TFT)基板。液晶47係 以灌入的方式填充於液晶分子層44之間,液晶47是一種受到電 • 壓高低驅動會作不同角度旋轉的材料,進而控制光通過的光通 量,造成明暗的效果。 由於在液晶顯示裝置10組裝的製程中,前段廠先將上偏光板 14貼合在液晶顯示面板15之上,將下偏光板16貼合在液晶顯示 面板I5之下,後段廠再將背光模組18與液晶顯示模、组12貼合, - 此時須先將下偏光板16外側之表面保護膜17撕除,但在撕除表 . 面保護膜17的過程中,正負電荷會累積於液晶顯示面板的表 7 1284749 、面上造成靜電擊傷積體電路現象,進而導致晝面異常。先前技術 、中’生產業者通常會加裝離子風扇及靜電夾的使用,來防止靜電 擊傷現象發生,目前仍無妓全克服。另—解決方式,以提高積 -體電路㈣及元件的抗靜魏力著手,但會增加顏元件的 汉计成本及浪費:L廠崎之卫時。峨晶顯示面板不_大尺寸 發展,屆時電荷累積問題日趨嚴重。 【發明内容】 本發明係提供-種可防止靜電擊傷積體電路之偏光板結構及 保濩膜結構,該偏光板結構包含一偏光板以及一表面保護膜。該 表面保護膜附著於該偏光板之外侧,該表面保護膜接觸該偏光板 之接觸面上设有導電材料。該保護膜結構即由該表面保護膜及該 導電材料所構成。s亥保濩膜結構需配合一靜電夾使用,夾甜於該 導電材料,用來在撕除該表面保護膜的過程中導出靜電荷。 • 【實施方式】 请參考第5圖。第5圖為本發明較佳實施例一液晶顯示裝置% 之示意圖。液晶顯示裝置50包含一液晶顯示模組52及一背光模 組58。液晶顯示模組52包含一液晶顯示面板55,用來顯示影像, 液晶顯示面板55包含一上基板552,一下基板556,設於上基板 552之下方,以及一液晶分子層554,填充於上基板552與下基板 • 556之間。液晶顯示模組52包含一上偏光板54,設於液晶顯示面 • 板55之上,一下偏光板56,設於液晶顯示面板55之下。背光模 8 1284749 組58係用來提供均勻之光源,經過下偏光板56,使一第一偏光方 向之光線通過,該第一偏光方向之光線經過液晶分子層554之液 •晶分子改變該光線之偏振方向,再經由上偏光板54,使一第二偏 光方向之光線通過。液晶顯示模組52另包含一表面保護膜57,附 著於下偏光板56之外侧,用來保護下偏光板56免於刮傷,以及 一表面保護膜19附著於上偏光板54之外侧,亦用來保護上偏光 板54免於刮傷。表面保護膜57接觸下偏光板56之接觸面上設有 籲導電材料59,導電材料59包含金屬導電雙面膠,可包含網狀或其 他形狀金屬,或以塗佈金屬材質方式形成於表面保護膜57之上, 透過導電材料59導出靜電荷。表面保護膜57及導電材料59構成 -保護膜結構。在液晶顯示裝置5〇組裝的製程中,前段廠先將上 偏光板54貼合在液晶顯示面板55之上,將下偏光板%貼合在液 晶顯不面板55之下,後段廠再將背光模組%與液晶顯示模組% 貼合,此打須先將下偏光板56外侧之表面保護膜57撕除。 • 請參考第6圖及第5圖。第6圖為第5圖之液晶顯示模組52 由下往上看之平面圖。可以看到液晶顯示模組52包含下偏光板兄 及表面保《蔓膜57 ’液晶顯示模組52另包含複數片電路板62,其 «又於液曰曰顯不才吴組52的四周,複數片軟性電路板64是連接液晶 顯示面板與電路板62之軟帶,上設有雜電路%,峰傳輸驅動 及掃描訊號。表面保護膜57接觸下偏光板56之接觸面上設有導 電材料59 ’虽將下偏光板56外側之表面保護膜撕除時,由於 在撕除的過程中會有靜電荷66誠生,為了避免靜電荷66擊傷 1284749 積體電路25,液晶顯示模組52另需配合一靜電夾69使用,失鉗 … 於導電材料59,用來在撕除表面保護膜57的過程中導出靜電荷 • 66。其中,導電材料59包含金屬導電雙面膠,可包含網狀或其他 形狀金屬,或以塗佈金屬材質方式形成於表面保護膜57之上。 請參考第7圖。第7圖為本發明一偏光板結構7〇之示意圖。 偏光板結構70包含一偏光板71及一表面保護膜乃。偏光板71 包含一偏光子層75,内含有複數個偏光離子77,一第一保護層 74,位於偏光子層75之上侧,一第二保護層76,位於偏光子層 75之下侧,皆是用來保護該等偏光離子77 ; 一離型膜%,附著於 第二保護層76之外侧,離型膜78上有黏著劑71〇 ,用來在撕除離 型膜78後,讓第二保護層76與一液晶顯示面板貼合。其中,偏 光子層75係為聚乙烯醇(p〇iy vinyiAlcohol,PVA),第一保護声 74與第二保護層76係為三醋酸纖維素(Tri_acetatecellul〇se, TAC)。表面保護膜72,附著於第一保護層74之外側,用來保護 • 第一保護層74。表面保護膜72接觸第一保護層74之接觸面上設 有導電材料79,導電材料79包含金屬導電雙面膠。偏光板結構 70’需配合一靜電夾69使用,夾鉗於導電材料79,用來在撕除表 面保護膜72的過程中,透過導電材料79及靜電夾69導出靜電荷。 以上所述的實施例僅用來說明本發明,並不侷限本發明之範 ’ °文中所提到於下偏光板56與表面保護膜57内侧接觸面上, 加上的導電材料59可為網狀或其他任何形狀之金屬導電雙面膠, 1284749 氣 ' 也可以用塗覆的方式覆蓋上-層導電材料,主要的目的是以引導 、 的方式,將撕除表面保護膜57過程所累積之靜電荷66藉由靜電 夾69導出,避免靜電荷66累積造成靜電擊傷現象,進而防止晝 面異常。 由上可知,本發明提供一種具有防止靜電擊傷積體電路之偏光 板結構、液晶顯示模組及保護膜結構。在液晶顯示裝置5〇組裝的 % 製程中,刚段廠先將上偏光板54貼合在液晶顯示面板55之上, 將下偏光板56貼合在液晶顯示面板55之下,後段廠再將背光模 組58與液晶顯示模組52貼合,此時須先將下偏光板56外侧之表 面保濩膜57撕除,但在撕除表面保護膜57的過程中,正負電荷 會累積於下偏光板56及表面保護膜57介面上造成靜電擊傷積體 電路之現象,進而導致晝面異常。於是本發明於下偏光板56與表 面保護膜57内側接觸面上,加上的導電材料59,並配合使用一靜 電夾69,夾钳於導電材料59,用來在撕除表面保護膜57的過程 中導出靜電荷66。但本發明並不侷限於下偏光板,適用於任何類 似鏡面之保護裝置,利用引導的方式,將撕除表面保護膜57過程 所產生之靜電荷66藉由靜電夾69導出,避免靜電荷66累積造成 靜電擊傷積體電路現象,進而防止畫面異常。透過本發明也可減 少積體電路燒毁之重工成本、材料成本的浪費及靜電問題的改 善,更可應用於日後更大尺寸面板發展更可能面臨的靜電擊傷積 體電路之問題。 1284749 以上所述僅為本發明之較佳實施例,凡依本發明 圍所做之均等變鋪蘭,皆本發日狀喊朗。犯 【圖式簡單說明】 第1圖為先前技術一液晶顯示裝置之示意圖。 第2圖為第1圖之液晶顯示模組由下往上看之平面圖。 第3圖為先前技術一偏光板之示意圖。 苐4圖為先前技術一液晶顯示面板之示意圖。 第5圖為本發明較佳實施例一液晶顯示 、 仏i〈不思圖。 弟6圖為第5圖之液晶顯示模組由下往上看之平面” 弟7圖為本發明一偏光板結構之示意圖。 ° 【主要元件符號說明】 10、50 18、58 液晶顯示裝置 12 >52 液晶顯示模組 背光模組 14、54 15、55、 上偏光板 40液晶顯示面板 16、56 下偏光板 17、57、 32、72、19 表面保護膜 59、79 導電材料 22 > 62 25 電路板 24、64 軟性電路板 積體電路 26、66 69 靜電荷 28 離子風扇 靜電夾 30、71 偏光板 34、74 第一保護層 12 1284749 35、75 偏光子層 36、76 第二保護層 37、77 偏光離子 38、78 離型膜 39、710 黏著劑 42、152、552 上基板 46、156、556 下基板 44、154、554 液晶分子層 47 液晶 70 偏光板結構1284749 IX. Description of the Invention: [Technical Field] The present invention provides a polarizing plate structure and a liquid crystal display module capable of preventing electrostatic damage to an integrated circuit, and more particularly to a polarizing plate structure having a protective film of a conductive material. And liquid crystal display module. [Prior Art] Since the liquid crystal display has characteristics such as lightness, low power consumption, and no radiation pollution, it is widely used in information products such as notebooks, personal digital assistants (PDAs), and flat-panel televisions. And large-size flat-panel displays have even a tendency to gradually replace cathode ray tube (CRT) monitors with traditional TVs. Due to the increasing demand for large-size liquid crystal displays, manufacturers are constantly developing large-scale, and when manufacturing or assembling large-size liquid crystal displays, such as electrostatic damage to wafers, production yield, assembly man-hours, etc., Do not consider going in. Please refer to Figure 1. Fig. 1 is a schematic view showing a liquid crystal display device 1 of the prior art. The liquid crystal display device ίο includes a liquid crystal display module 12 and a backlight module 18. The liquid crystal display module 12 includes a liquid crystal display panel 15 for displaying an image. The liquid crystal display panel 15 includes an upper substrate 152, a lower substrate 156 disposed under the upper substrate 152, and a liquid crystal molecular layer 154 filled on the upper substrate. Between 152 and the lower substrate 156. The liquid crystal display module 12 includes an upper polarizing plate η disposed on the liquid crystal display panel 15 and a lower polarizing plate 16 disposed under the liquid crystal display panel 15. The backlight module 5 1284749 18 is used to provide a uniform light source, and the light passing through the lower polarizing plate 16 passes through a first polarizing direction, and the light in the first polarizing direction passes through the liquid crystal knife of the liquid crystal molecular layer 154 to change the light. The polarization direction ' passes through the upper polarizing plate 14 to pass the light in the direction of the two polarization directions. The liquid crystal display module 12 further includes a surface protection film 17 attached to the outer side of the lower polarizing plate 16 for protecting the lower polarizing plate 16 from scratching, and a surface protective film 19 attached to the outer side of the upper polarizing plate 14. It is used to protect the upper polarizing plate 14 from scratches. In the process of assembling the liquid crystal display device, the front stage factory first attaches the upper polarizing plate 14 to the liquid crystal display panel I5, and the lower polarizing plate I6 is attached to the liquid crystal display panel 15, and the rear stage factory will backlight again. The module 18 is attached to the liquid crystal display module 12, and the surface protection film 17 on the outer side of the lower polarizing plate 16 must be first removed. Please refer to Figure 2 and Figure 1. Fig. 2 is a plan view of the liquid crystal display module 12 of Fig. 1 as viewed from the bottom. It can be seen that the liquid crystal display module 12 includes a lower polarizing plate Μ and a surface protective film 17 'liquid crystal display mode, and the group 12 further includes a plurality of circuit boards 22 disposed around the liquid crystal display touch 12, and the plurality of recording plates 24 are Connecting the liquid crystal display: the flexible tape of the panel and the circuit board 22, and the integrated circuit % is provided thereon for transmitting and scanning and reducing the surface protective film 外侧 on the outer side of the lower polarizing plate 16 due to tearing off If there is a static charge 26, it will damage the dragon circuit 25. Usually, the ion fan 28 is used to neutralize the static charge 26. FIG. 3 is a schematic diagram of a prior art polarizing plate 30. The polarizing plate 30 includes s-polarized photo-layer %, which contains a plurality of polarizing ions, a first protective layer 34, located on the upper side of the polarizing layer, and a second protective layer, which is located under the photonic layer 35 of the 6 1284749. The sides are used to protect the polarized ions 37. A surface protective film 32 is attached to the outer side of the first protective layer 34 for protecting the first protective layer 34, and is attached to the outer side of the second protective layer 36, and has an adhesive on the release film 38. 39, - for bonding the second protective layer 36 to a liquid crystal display panel after the release film 38 is peeled off. The polarizing layer 35 is a Poly Vinyl Aleohol (PVA), and the first protective layer 34 and the second protective layer 36 are Tri-acetate Cellulose (TAC). Please refer to Figure 4. Fig. 4 is a schematic view of a liquid crystal display panel 4 of the prior art. The liquid crystal display panel 40 includes an upper substrate 42 disposed below the upper substrate 42 and a liquid crystal molecular layer 44 filled between the upper substrate 42 and the lower substrate 46. The upper substrate 42 and the lower substrate 46 are made of transparent glass, the upper substrate 42 is a color filter (CF) substrate, and the lower substrate 46 is a thin film transistor (TFT). Substrate. The liquid crystal 47 is filled between the liquid crystal molecular layers 44 by means of a filling method. The liquid crystal 47 is a material which is driven to rotate at different angles by driving with high voltage and low voltage, thereby controlling the light flux through which light passes, thereby causing a light and dark effect. In the process of assembling the liquid crystal display device 10, the front stage factory first attaches the upper polarizing plate 14 to the liquid crystal display panel 15, and the lower polarizing plate 16 is attached to the liquid crystal display panel I5. The group 18 is bonded to the liquid crystal display mold and the group 12, and the surface protective film 17 on the outer side of the lower polarizing plate 16 is first torn off, but in the process of peeling off the surface protective film 17, positive and negative charges are accumulated. On the liquid crystal display panel, Table 7 1284749, the surface causes electrostatic damage to the integrated circuit phenomenon, which in turn causes an abnormality in the kneading surface. In the prior art, the manufacturer often installed the use of an ion fan and an electrostatic clamp to prevent electrostatic damage, and it has not been overcome. Another way to solve the problem is to improve the anti-static force of the product-body circuit (4) and the components, but it will increase the cost and waste of the color components: L. The twin crystal display panel is not developed in size, and the problem of charge accumulation becomes more serious. SUMMARY OF THE INVENTION The present invention provides a polarizing plate structure and a protective film structure which can prevent an electrostatic damage integrated circuit, and the polarizing plate structure includes a polarizing plate and a surface protective film. The surface protection film is attached to the outer side of the polarizing plate, and the surface of the surface protective film contacting the polarizing plate is provided with a conductive material. The protective film structure is composed of the surface protective film and the conductive material. The sigma film structure needs to be used with an electrostatic chuck, which is sweetened to the conductive material and used to derive an electrostatic charge during the process of tearing off the surface protective film. • [Embodiment] Please refer to Figure 5. Figure 5 is a schematic view showing a % of a liquid crystal display device according to a preferred embodiment of the present invention. The liquid crystal display device 50 includes a liquid crystal display module 52 and a backlight module 58. The liquid crystal display module 52 includes a liquid crystal display panel 55 for displaying an image. The liquid crystal display panel 55 includes an upper substrate 552, a lower substrate 556 disposed under the upper substrate 552, and a liquid crystal molecular layer 554 filled on the upper substrate. Between 552 and the lower substrate • 556. The liquid crystal display module 52 includes an upper polarizing plate 54 disposed on the liquid crystal display surface 55 and a lower polarizing plate 56 disposed under the liquid crystal display panel 55. The backlight module 8 1284749 is used to provide a uniform light source. The lower polarizing plate 56 passes light passing through a first polarizing direction. The light in the first polarizing direction changes the light through the liquid crystal molecules of the liquid crystal molecular layer 554. The polarization direction passes through the upper polarizing plate 54 to pass a light in a second polarization direction. The liquid crystal display module 52 further includes a surface protection film 57 attached to the outer side of the lower polarizing plate 56 for protecting the lower polarizing plate 56 from scratching, and a surface protective film 19 attached to the outer side of the upper polarizing plate 54. It is used to protect the upper polarizing plate 54 from scratches. The contact surface of the surface protective film 57 contacting the lower polarizing plate 56 is provided with a conductive material 59. The conductive material 59 comprises a metal conductive double-sided tape, which may comprise a mesh or other shape metal, or may be formed by surface coating in a coated metal material. Above the film 57, an electrostatic charge is extracted through the conductive material 59. The surface protective film 57 and the conductive material 59 constitute a protective film structure. In the process of assembling the liquid crystal display device 5, the front stage factory first attaches the upper polarizing plate 54 to the liquid crystal display panel 55, and the lower polarizing plate % is attached to the liquid crystal display panel 55, and the rear stage factory will backlight again. The module % is attached to the liquid crystal display module %, and the surface protection film 57 outside the lower polarizing plate 56 is first torn off. • Please refer to Figures 6 and 5. Fig. 6 is a plan view of the liquid crystal display module 52 of Fig. 5 as viewed from the bottom. It can be seen that the liquid crystal display module 52 includes the lower polarizer and the surface protection. The vine film 57' liquid crystal display module 52 further includes a plurality of circuit boards 62, which are also surrounded by liquid sputum. The plurality of flexible circuit boards 64 are soft bands connecting the liquid crystal display panel and the circuit board 62, and are provided with a dummy circuit %, a peak transmission drive and a scan signal. The surface of the surface protective film 57 contacting the lower polarizing plate 56 is provided with a conductive material 59'. Although the surface protective film on the outer side of the lower polarizing plate 56 is torn off, since the static charge 66 is generated during the tearing process, The electrostatic charge 66 is prevented from injuring the 1284749 integrated circuit 25, and the liquid crystal display module 52 is additionally required to be used with an electrostatic chuck 69. The conductive material 59 is used to discharge the static charge during the process of tearing off the surface protective film 57. 66. The conductive material 59 comprises a metal conductive double-sided tape, may comprise a mesh or other shape metal, or may be formed on the surface protection film 57 by a coating metal material. Please refer to Figure 7. Figure 7 is a schematic view of a polarizing plate structure 7 of the present invention. The polarizing plate structure 70 includes a polarizing plate 71 and a surface protective film. The polarizing plate 71 includes a polarizing sub-layer 75 containing a plurality of polarizing ions 77, a first protective layer 74 on the upper side of the polarizing sub-layer 75, and a second protective layer 76 on the lower side of the polarizing sub-layer 75. Both are used to protect the polarizing ions 77; a release film is attached to the outer side of the second protective layer 76, and the release film 78 has an adhesive 71〇 for removing the release film 78. The second protective layer 76 is bonded to a liquid crystal display panel. The polarizer layer 75 is polyvinyl alcohol (PVA), and the first protective layer 74 and the second protective layer 76 are triacetate cellulose (TAC). The surface protective film 72 is attached to the outer side of the first protective layer 74 for protecting the first protective layer 74. The contact surface of the surface protective film 72 contacting the first protective layer 74 is provided with a conductive material 79, and the conductive material 79 comprises a metal conductive double-sided tape. The polarizing plate structure 70' is used in conjunction with an electrostatic chuck 69 that is clamped to the conductive material 79 for extracting static charge through the conductive material 79 and the electrostatic clip 69 during the removal of the surface protective film 72. The embodiment described above is only for explaining the present invention, and is not limited to the inner contact surface of the lower polarizing plate 56 and the surface protective film 57 mentioned in the present invention. The conductive material 59 may be a mesh. Metal or double-sided adhesive of any shape or shape, 1284749 gas' can also be coated with upper-layer conductive material. The main purpose is to guide and remove the surface protective film 57. The static charge 66 is led out by the electrostatic clip 69 to prevent the electrostatic charge 66 from accumulating and causing electrostatic damage, thereby preventing the surface abnormality. As apparent from the above, the present invention provides a polarizing plate structure, a liquid crystal display module and a protective film structure having an integrated circuit for preventing electrostatic damage. In the % process of assembling the liquid crystal display device 5, the rigid section first attaches the upper polarizing plate 54 to the liquid crystal display panel 55, and the lower polarizing plate 56 is attached to the lower surface of the liquid crystal display panel 55. The backlight module 58 is attached to the liquid crystal display module 52. At this time, the surface protective film 57 on the outer side of the lower polarizing plate 56 must be first torn off, but in the process of tearing off the surface protective film 57, positive and negative charges are accumulated under the surface. The interface between the polarizing plate 56 and the surface protective film 57 causes an electrostatic breakdown of the integrated circuit, which in turn causes an abnormality in the kneading surface. Therefore, the present invention is applied to the inner side of the lower polarizing plate 56 and the surface protective film 57, and the conductive material 59 is applied, and an electrostatic chuck 69 is used in combination with the conductive material 59 for tearing off the surface protective film 57. The electrostatic charge 66 is derived during the process. However, the present invention is not limited to the lower polarizing plate, and is applicable to any mirror-like protection device. The electrostatic charge 66 generated by the process of tearing off the surface protective film 57 is guided by the electrostatic clip 69 by means of guiding, thereby avoiding the electrostatic charge 66. Accumulation causes electrostatic damage to the integrated circuit, which prevents the screen from being abnormal. The invention can also reduce the heavy work cost of the integrated circuit burning, the waste of the material cost and the improvement of the static electricity problem, and can be applied to the problem of the electrostatic damage integrated circuit which is more likely to face the development of the larger-sized panel in the future. 1284749 The above description is only a preferred embodiment of the present invention, and all the equal-changing landscaping made according to the invention are all screaming. [Simplified description of the drawings] Fig. 1 is a schematic view of a liquid crystal display device of the prior art. Fig. 2 is a plan view of the liquid crystal display module of Fig. 1 as viewed from the bottom. Figure 3 is a schematic view of a prior art polarizer. Figure 4 is a schematic view of a liquid crystal display panel of the prior art. Fig. 5 is a view showing a liquid crystal display according to a preferred embodiment of the present invention. Figure 6 is a plan view of the liquid crystal display module of Fig. 5 from bottom to top. Figure 7 is a schematic view of a polarizing plate structure of the present invention. ° [Main component symbol description] 10, 50 18, 58 liquid crystal display device 12 >52 liquid crystal display module backlight module 14, 54 15, 55, upper polarizing plate 40 liquid crystal display panel 16, 56 lower polarizing plate 17, 57, 32, 72, 19 surface protective film 59, 79 conductive material 22 > 62 25 Circuit board 24, 64 Flexible circuit board integrated circuit 26, 66 69 Static charge 28 Ion fan electrostatic clamp 30, 71 Polarizer 34, 74 First protective layer 12 1284749 35, 75 Polarized sub-layer 36, 76 Second protection Layer 37, 77 polarized ions 38, 78 release film 39, 710 adhesive 42, 152, 552 upper substrate 46, 156, 556 lower substrate 44, 154, 554 liquid crystal molecular layer 47 liquid crystal 70 polarizing plate structure

1313

Claims (1)

1284749 十、申請專利範園: 1. -種可防止㈣擊傷顏電路之偏光板結構,包含有: 一偏光板;以及 -表面保護膜(Pn)teetiveFilm),_於該偏光板之外側該 表面保護麟繼絲板之鞠面上設有導電材料。 2.如明求項1所述之偏光板結構,在撕除該表面保護膜的過程 中’需配合使用-靜電夾,夾鉗於該導電材料,用來導出因 撕除保護膜所產生之靜電荷。 3.如請求項1所述之偏光板結構,其中該偏光板包含·· 一偏光子層,内含有複數個偏光離子; -第-保護層,位於該偏光子層之上側,絲保護該等偏光離 子; -第二保,位於該偏光子層之下側,用來保護該等偏光離 • 子;以及 -離型膜(ReleaseFilm),崎於該第二保護層之外側,該離 型膜上有黏著劑,用來在撕除該離型膜後,讓該第二保 護層與一液晶顯示面板貼合。 4·如請求項3所述之偏光板結構,其中該偏光子層係為聚乙婦醇 (Poly Vinyl Alcohol ^ PVA) 〇 14 6· 如請求項1所述之偏光板結構 電雙面膠。 其中該導電材料包含金屬導1284749 X. Patent application garden: 1. A polarizing plate structure capable of preventing (4) damage to the circuit, comprising: a polarizing plate; and - a surface protective film (Pn) teetiveFilm), _ on the outer side of the polarizing plate The surface protection is provided with a conductive material on the surface of the silk board. 2. The structure of the polarizing plate according to claim 1, wherein in the process of tearing off the surface protective film, it is required to use an electrostatic chuck, and the clamp is applied to the conductive material for deriving the protective film. Static charge. 3. The polarizing plate structure of claim 1, wherein the polarizing plate comprises a polarizing sub-layer containing a plurality of polarizing ions; a first protective layer located on an upper side of the polarizing sub-layer, the wire protecting the same a polarizing ion; a second protection layer on the lower side of the polarizing sub-layer for protecting the polarizing ions; and a release film (ReleaseFilm) on the outer side of the second protective layer, the release film There is an adhesive for bonding the second protective layer to a liquid crystal display panel after the release film is peeled off. 4. The polarizing plate structure according to claim 3, wherein the polarizing sub-layer is poly Vinyl Alcohol (PVA) 〇 14 6· The polarizing plate structure of the claim 1 is an electric double-sided tape. Where the conductive material comprises a metal guide 如請求項丨所述之偏光板結構,其中該 其他形狀金屬。 導電材料包含網狀或 厘2項1所述之偏光板結構,其中該導電材料係以塗佈金 屬材質方式形成於該表面保護膜之上。 9. 一種可防止靜電擊傷積體之液晶顯示池(Liquid Crystal Display Module,LCD Module ),包含有: 一液晶顯示面板(panel),用來顯示影像; 一下偏光板,設於該顯示面板之下,係用來使第—偏光方向之 光線通過該下偏光板; -上偏光板,設於該顯示面板之上,係用來使第二偏光方向之 光線通過該上偏光板;以及 一表面保護膜’附著於該下偏光板之外侧,該表面保護膜接觸 該下偏光板之接觸面上設有導電材料。 10·如請求項9所述之液晶顯示模組,在撕除該表面保護膜的過 1284749 m 程中’需配合一靜電夾,失钳於該導電材料,用來導出因撕 除保護膜所產生之靜電荷。 11·如請求項9所述之液晶顯示模組,其巾該上偏絲包含: 一偏光子層,内含有複數個偏光離子; -第-保護層’位於該偏光子層之上側,用來保護該等偏光離 子; 摹 一第二保護層,位於該偏光子層之下侧,用來保護該等偏光離 子;以及 一離型膜,附著於該第二保護層之外側,該離型膜上有黏著 劑,用來在撕除該離型膜後,讓該第二保護層與一液晶顯 示面板貼合。 12·如請求項11所述之液晶顯示模組,其中該上偏光板另包含一 保護膜,附著在該第一保護層之外侧,用來保護該第一^護 • 層免於刮傷。 … 13·如請求項11所述之液晶顯示模組,其中該偏光子層係為聚乙 稀醇。 14·如請求項11所述之液晶顯示模組,其中該第—保護層與該第 _ 二保護層係為三醋酸纖維素。 Λ 16 1284749 -15.如請求項9所述之液晶顯示模組,其中該下偏光板包含: 一偏光子層’内含有複數個偏光離子; 第保濩層,位於該偏光子層之上侧,用來保護該等偏光離 子; -第二保護層,位於該偏光子層之下侧,用來保護該等偏光離 子;以及 -離型膜,畴於該第二保制之賴,雜麵上有黏著 馨 齊]’用來在撕除該離型膜後,讓該第二保護層與一液晶顯 不面板貼合。 16.如請求項15所述之液晶顯示模組,其中該偏光子層係為聚乙 烯醇。 17·如明求項15所述之液晶顯示模組,其中該第一保護層與該第 一保濩層係為三醋酸纖維素。 18·如请求項9所述之液晶顯示模組,其巾該液晶顯示面板包含: 一上基板; 一下基板,設於該上基板之下方;以及 一液晶分子層,填充於該上基板與該下基板之間。 • I9·如請求項18所述之液晶顯示模組,其中該上基板與該下基板 ▲ 係由透明之玻璃所構成。 17 1284749 20·如請求項18所述之液晶顯示模組,其中該上基板係為一彩色 -· 濾光片基板(Color Filter,CF )。 21·如請求項18所述之液晶顯示模組,其中該下基板係為一薄膜 電晶體基板(Thin Him Transistor,TFT )。 22·如請求項9所述之液晶顯示模組,其中該導電材料包含金屬 ® 導電雙面膠。 23.如清求項9所述之液晶顯示模組,其中該導電材料包含網狀 或其他形狀金屬。 24·如叫求項9所述之液晶顯示模組,其中該導電材料係以塗佈 金屬材質方式形成於該表面保護膜之上。 25. —種可防止靜電擊傷之保護臈結構,包含有: 一表面保護膜;以及 一導電材料,設於該表面保護膜之上。 如-月求項25所述之保護膜結構,其中該導電材料包含金屬導 電雙面膠。 27.如请求項25所述之保護膜結構,其中該導電材料包含網狀或 18A polarizing plate structure as claimed in claim 3, wherein the other shape is metal. The conductive material comprises a mesh or a polarizing plate structure as described in item 2, wherein the conductive material is formed on the surface protective film in a coated metal material. A liquid crystal display module (LCD) for preventing electrostatic damage, comprising: a liquid crystal display panel for displaying an image; and a lower polarizing plate disposed on the display panel And the upper polarizing plate is disposed on the display panel to pass the light of the second polarizing direction through the upper polarizing plate; and a surface The protective film 'attaches to the outer side of the lower polarizing plate, and the surface of the surface protective film contacting the lower polarizing plate is provided with a conductive material. 10. The liquid crystal display module of claim 9, in the process of tearing off the surface protective film in a process of 1284749 m, an electrostatic chuck is required to be used, and the conductive material is removed from the conductive material for deriving the protective film. The static charge generated. The liquid crystal display module of claim 9, wherein the upper polarizing wire comprises: a polarizing sub-layer containing a plurality of polarizing ions; - a first protective layer 'on the upper side of the polarizing sub-layer, Protecting the polarized ions; a second protective layer on the lower side of the polarizer layer for protecting the polarized ions; and a release film attached to the outer side of the second protective layer, the release film There is an adhesive for bonding the second protective layer to a liquid crystal display panel after the release film is peeled off. The liquid crystal display module of claim 11, wherein the upper polarizing plate further comprises a protective film attached to the outer side of the first protective layer for protecting the first protective layer from scratches. The liquid crystal display module of claim 11, wherein the polarizing sub-layer is a polyethylene glycol. The liquid crystal display module of claim 11, wherein the first protective layer and the second protective layer are cellulose triacetate. The liquid crystal display module of claim 9, wherein the lower polarizing plate comprises: a polarizing sub-layer containing a plurality of polarizing ions; and a second protective layer located on the upper side of the polarizing sub-layer For protecting the polarized ions; a second protective layer on the underside of the polarizer layer for protecting the polarized ions; and a release film, the second protection layer, the noodles The adhesive layer is used to make the second protective layer adhere to a liquid crystal display panel after the release film is peeled off. 16. The liquid crystal display module of claim 15, wherein the polarizer layer is polyvinyl alcohol. The liquid crystal display module of claim 15, wherein the first protective layer and the first protective layer are cellulose triacetate. The liquid crystal display module of claim 9, wherein the liquid crystal display panel comprises: an upper substrate; a lower substrate disposed under the upper substrate; and a liquid crystal molecular layer filled on the upper substrate and the substrate Between the lower substrates. The liquid crystal display module of claim 18, wherein the upper substrate and the lower substrate ▲ are made of transparent glass. The liquid crystal display module of claim 18, wherein the upper substrate is a color filter substrate (Color Filter, CF). The liquid crystal display module of claim 18, wherein the lower substrate is a thin film transistor (TFT). The liquid crystal display module of claim 9, wherein the conductive material comprises a metal ® conductive double-sided tape. 23. The liquid crystal display module of claim 9, wherein the conductive material comprises a mesh or other shape metal. The liquid crystal display module of claim 9, wherein the conductive material is formed on the surface protective film by a coating metal material. 25. A protective structure for preventing electrostatic damage, comprising: a surface protective film; and a conductive material disposed on the surface protective film. The protective film structure of claim 25, wherein the conductive material comprises a metal conductive double-sided tape. 27. The protective film structure of claim 25, wherein the conductive material comprises a mesh or 18
TW95102697A 2006-01-24 2006-01-24 Polarizer structure, liquid crystal display module and protective film structure capable of preventing ESD from damaging ICs TWI284749B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
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WO2016145975A1 (en) * 2015-03-13 2016-09-22 京东方科技集团股份有限公司 Polarizer, preparation method therefor, display panel and display device
CN110955073A (en) * 2019-12-23 2020-04-03 苏州朗坤自动化设备股份有限公司 High-efficient antiseized polaroid tears equipment off

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TWI551444B (en) * 2013-02-22 2016-10-01 友達光電股份有限公司 Display module having design of static electricity protection and optical film set thereof

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Publication number Priority date Publication date Assignee Title
WO2016145975A1 (en) * 2015-03-13 2016-09-22 京东方科技集团股份有限公司 Polarizer, preparation method therefor, display panel and display device
US10459275B2 (en) 2015-03-13 2019-10-29 Boe Technology Group Co., Ltd. Polarizer, manufacturing method thereof, display panel and display device
CN110955073A (en) * 2019-12-23 2020-04-03 苏州朗坤自动化设备股份有限公司 High-efficient antiseized polaroid tears equipment off

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