TW201035592A - Tunable wettability film and display apparatus - Google Patents

Tunable wettability film and display apparatus Download PDF

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Publication number
TW201035592A
TW201035592A TW98108621A TW98108621A TW201035592A TW 201035592 A TW201035592 A TW 201035592A TW 98108621 A TW98108621 A TW 98108621A TW 98108621 A TW98108621 A TW 98108621A TW 201035592 A TW201035592 A TW 201035592A
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Taiwan
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substrate
liquid crystal
electrode pattern
layer
water
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TW98108621A
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Chinese (zh)
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TWI427320B (en
Inventor
Yi-Hsin Lin
Hsu-Kuan Hsu
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Chi Mei Optoelectronics Corp
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Priority to TW98108621A priority Critical patent/TWI427320B/en
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Publication of TWI427320B publication Critical patent/TWI427320B/en

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Abstract

A tunable wettability film including a substrate, a polymer layer and a liquid crystal layer is provided. The substrate has a first electrode pattern and a second electrode pattern alternately arranged. The polymer layer is disposed on the substrate and covering the first electrode pattern and the second electrode pattern. The liquid crystal layer is disposed on a surface of the polymer layer. A liquid droplet is disposed on the surface of the polymer layer and covering the liquid crystal layer. A contact angle between the liquid droplet and the polymer layer is varing with voltages applied on the first electrode pattern and the second electrode pattern. Furthermore, a display apparatus having said tunable wettability film is also provided.

Description

201035592 χνο^,,νΧΧΚΤΨ 3023 ltwf.doc/n 六、發明說明: 【發明所屬之技術領域】 本發明是有關於一種薄膜以及顯示裝置,且特別是有 關於一種水濕性可調的薄膜以及具有上述薄膜的顯示裝 置。 ’ 【先前技術】 〇 由於技術不斷的進步,液晶顯示裝置已經大幅取代傳 統的陰極射線管顯示裝置。液晶顯示裝置主要是由液晶面 板(Liquid Crystal Display panel, LCD panel)及背光模組 (Backlight module)所構成,其中液晶面板是由兩片透明 基板及配置於此二透明基板間的液晶層所構成,背光模組 則是用以提供液晶面板所需之光源,使液晶顯示裝置達到 顯不的效果。然而,液晶面板通常還使用到偏光片,因而 造成光利用率低、對比低及成本高的缺點。所以,如何製 作出不需使用偏光片的顯示裝置,以提升光利用率與對比 並降低成本已成為亟待解決的課題。 【發明内容】 本發明提供一種水濕性可調薄膜,利用控制施加電壓 的大小而改變液晶分子排列方式,進而改變聚合物層表面 的水濕性。 本發明提供一種顯示裝置,其不需偏光片。 本發明提出一種水濕性可調薄膜,包括基板、聚合物201035592 χνο^,, νΧΧΚΤΨ 3023 ltwf.doc/n VI. Description of the Invention: [Technical Field] The present invention relates to a film and a display device, and more particularly to a film having adjustable water wettability and having A display device for the above film. [Prior Art] 液晶 Due to advances in technology, liquid crystal display devices have largely replaced conventional cathode ray tube display devices. The liquid crystal display device is mainly composed of a liquid crystal panel (LCD panel) and a backlight module. The liquid crystal panel is composed of two transparent substrates and a liquid crystal layer disposed between the two transparent substrates. The backlight module is used to provide a light source required for the liquid crystal panel, so that the liquid crystal display device achieves a remarkable effect. However, liquid crystal panels usually use polarizers, which results in low light utilization, low contrast, and high cost. Therefore, how to make a display device that does not need to use a polarizer to improve light utilization and comparison and reduce cost has become an urgent problem to be solved. SUMMARY OF THE INVENTION The present invention provides a water-wettable tunable film which changes the arrangement of liquid crystal molecules by controlling the magnitude of an applied voltage, thereby changing the water wettability of the surface of the polymer layer. The present invention provides a display device that does not require a polarizer. The invention provides a water-wettable adjustable film, comprising a substrate and a polymer

之一實施例中,聚合物層 〇 之一實施例中,液晶層的 201035592 ……uuCXKTW 3023ltwf.doc/n 層以及液晶層。其中,基板具有交錯排列的第一電極圖奂 以及第二電極圖案。聚合物層配置於基板上且覆蓋第〜^ 極圖案以及第二電極圖案。另外,液晶層配置於聚合物爲 的表面上。配置於聚合物層的表面上I覆蓋液晶層的峡ς 與聚合物層之間的接觸角隨施加於第一電極圖案以及〜 電極圖案間的電壓差改變而改變。 〜 在本發明的水濕性可調薄膜之一實施例中,第— f案與第二電極圖案都包括多個直條部或是多個ζ字^ 在本翻的水雖可_叙—實施财,聚合 的表面具有多個溝槽。 曰 在本發明的水濕性可調薄膜之—實施例中,聚合物居 的表面具有乡佩洞,且液晶層填人孔洞#巾。 曰 滴或ίί:明的水濕性可調薄膜之-實施例中,液滴為油 舰發㈣水雖可_叙—實施财,基板為― 玻璃=、-塑縣m概聚合物基板。 圖牵ίΓ㈣的水祕可_膜之—實施财,第一電極 料。 物、銦鋅氧化物或是高分子導電材 在本發明的水濕性可調薄膜 的材料為-料朗化聚合材料 在本發明的水濕性可調薄膜 5 ❹ ❹ 201035592 /aXXKTW 30231 iwf.doc/n 材料包括-正型液晶或是—負型液晶。 本發明提出-種顯示震置包括第一基板、聚合物居、 隔離壁結構、液晶層、液滴以及第二基板。其中,第_:其 板具有交錯制的第1極®案以及第二電極圖案。聚f 物^置於第-基板上並覆蓋第—電_案以及第二 3辛Γ夜=結構配置於第-基板上,以形成多: -人旦素£。液晶層廳置於聚合物層的表面上。液滴 j於次晝素_,位於聚合物層上並覆蓋液晶層。液滴 水a物層之間的接觸角隨施加於第一電極圖案以及 電極圖案間的電壓差改變而改變。此外,聚合物層、_ 土、口構液日日層與液滴位於第一基板與第二基板之間。 在本發明的顯示裝置之一實施例中,更包括一填充 液,填充於次畫素區内,並且填充液與液滴不互溶。 ,本發明的顯示裝置之一實施例中,更包括一背光模 組,第一基板及第二基板配置於背光模組上。 在本發明的顯示裝置之一實施例中,第一電極圖案及 第二電極圖案都包括多個直條部或是多個Z字形部。 在本發明的顯示裝置之一實施例中,聚合物層的表面 具有多個溝槽。 在本發明的顯示裝置之一實施例中,聚合物層的表面 具有多個孔洞,且液晶層填入孔洞當中。 在本發明的顯示裝置之一實施例中,液滴為油滴或是 水滴。 在本發明的顯示裝置之一實施例中,液滴内摻有染 6 201035592 剛 W4/AXXKTW 30231twf.d〇c/n :色;::染料例如是黑色染料、藍色染料、紅色染料或 躲ΐ本發置之—實施例中,第-基板為—破 璃基板-塑絲板或是〜軟性聚合物基板。 现 在本發明的顯示裝置之—眚施例中, 及該第二電極圖案為透明電極圖案。其中透 Ο ο 的材,魏化物、轉氧化物錢高分子導電材圖^ 為-紫外=::冗?-實施例中’聚合物層的材科 括實施例中’液晶⑽^ 基於上述,在本發明的水濕性可調薄膜 加電壓的大小改變液晶層的液晶分子的排列方式,】 =聚合物層表面的水濕性。另外,採用上述的水』 w調溥膜的顯示裝置不需要使用偏光片。 … 舉實3本發^上料徵和伽能更_雜,下文特 牛貫轭例,亚配合所附圖式作詳細說明如下。 【實施方式】 圖^為本發明之一實施例一種水濕性可調薄膜的示意 圖。請參照®卜本實施例之水濕性可調薄膜10 = 板110、聚合物層12G以及液晶層13G。其中,基板^ ^有交錯排列的第一電極圖t 112以及第二電土極圖案 14。基板110例如是玻璃基板、塑膠基板、軟性聚合物基 7 201035592 ru6uj^//J(XKTW 30231twf.doc/n 板或其他材質的基板。 電極圖案m與第二電極賴114分別包括多個 第一電極112a以及第二電極U4a,並且各 是彼此連接的,各第二電極114a亦相同。第— 及第二電極114a的排列例如是圖2A所示的直條 如圖2B所示的Z字形狀。圖卜圖2A及圖2B中均= o 〇 個㈣極n4a所分別喊的 第屯極圖案112及弟二電極圖案114。然而,本發 =限疋於此’第-電極U2a及第二電極U4a的數量可依 =力::。另外,水濕性可調薄膜1〇〇中的第一電極 圖案2及第—電極圖案114的數量也並不限定於一個, 可依需要加以調整。第一電極圖案112及第二電極圖案…In one embodiment, in one embodiment of the polymer layer 2010, the 201035592 ...uuCXKTW 3023ltwf.doc/n layer of the liquid crystal layer and the liquid crystal layer. Wherein, the substrate has a first electrode pattern and a second electrode pattern which are staggered. The polymer layer is disposed on the substrate and covers the first electrode pattern and the second electrode pattern. Further, the liquid crystal layer is disposed on the surface of the polymer. The contact angle between the glac of the I covering liquid crystal layer and the polymer layer disposed on the surface of the polymer layer changes as the voltage difference applied between the first electrode pattern and the ~ electrode pattern changes. ~ In one embodiment of the water-wettable tunable film of the present invention, the first-f case and the second electrode pattern both include a plurality of straight strips or a plurality of ζ-words. In practice, the surface of the polymerization has a plurality of grooves.曰 In the embodiment of the water-wettable tunable film of the present invention, the surface of the polymer has a surface, and the liquid crystal layer is filled with a hole.曰 Drop or ίί: Bright water-wettable adjustable film - In the embodiment, the droplet is oily. (4) Water can be _ _ - implementation of the financial, the substrate is - glass =, - plastic county m polymer substrate. Figure 牵 (4) The water secret _ membrane - the implementation of the first electrode. Material, indium zinc oxide or polymer conductive material The material of the water-wettable tunable film of the present invention is a materialized polymeric material in the water-wettable tunable film of the present invention 5 ❹ ❹ 201035592 /aXXKTW 30231 iwf. Doc/n materials include - positive liquid crystal or - negative liquid crystal. The present invention provides a display substrate comprising a first substrate, a polymer spacer, a spacer wall structure, a liquid crystal layer, a droplet, and a second substrate. Among them, the _: the plate has a staggered first pole® case and a second electrode pattern. The poly-m material is placed on the first substrate and covers the first-electrode and the second three-in-night = structure is disposed on the first substrate to form a plurality of: - human. The liquid crystal layer chamber is placed on the surface of the polymer layer. The droplet j is on the ruthenium _, located on the polymer layer and covering the liquid crystal layer. The contact angle between the droplets of the water layer changes as the voltage difference applied between the first electrode pattern and the electrode pattern changes. In addition, the polymer layer, the soil layer, the mouth layer liquid day layer and the droplets are located between the first substrate and the second substrate. In an embodiment of the display device of the present invention, a filling liquid is further included, filled in the sub-pixel region, and the filling liquid is immiscible with the liquid droplets. In one embodiment of the display device of the present invention, the method further includes a backlight module, and the first substrate and the second substrate are disposed on the backlight module. In an embodiment of the display device of the present invention, the first electrode pattern and the second electrode pattern each include a plurality of straight portions or a plurality of zigzag portions. In an embodiment of the display device of the present invention, the surface of the polymer layer has a plurality of grooves. In an embodiment of the display device of the present invention, the surface of the polymer layer has a plurality of holes, and the liquid crystal layer is filled in the holes. In an embodiment of the display device of the present invention, the droplets are oil droplets or water droplets. In an embodiment of the display device of the present invention, the droplets are doped with dye 6 201035592 just W4/AXXKTW 30231twf.d〇c/n: color;:: the dye is, for example, a black dye, a blue dye, a red dye or a hiding In the embodiment, the first substrate is a glass substrate-plastic plate or a soft polymer substrate. In the present embodiment of the display device of the present invention, the second electrode pattern is a transparent electrode pattern. In the case of the material of the ο ο , , , , , , , , , , , , , , , , , , , , , , , , , 魏 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外 紫外The magnitude of the voltage applied to the water-wettable tunable film of the present invention changes the arrangement of the liquid crystal molecules of the liquid crystal layer,] = the water wettability of the surface of the polymer layer. Further, the display device using the water w w 溥 film described above does not require the use of a polarizer. ... The actual 3 hairs and the gamma energy are more complicated. The following is a detailed description of the yoke case. [Embodiment] Fig. 2 is a schematic view showing a water-wettable tunable film according to an embodiment of the present invention. Please refer to the water-wettable tunable film 10 of the present embodiment 10 = the plate 110, the polymer layer 12G, and the liquid crystal layer 13G. The substrate has a first electrode pattern t 112 and a second electric earth pattern 14 which are staggered. The substrate 110 is, for example, a glass substrate, a plastic substrate, a soft polymer substrate 7 201035592 ru6uj^//J (XKTW 30231 twf. doc/n plate or a substrate of other materials. The electrode pattern m and the second electrode layer 114 respectively include a plurality of first The electrode 112a and the second electrode U4a are connected to each other, and the second electrodes 114a are also the same. The arrangement of the first and second electrodes 114a is, for example, a straight strip as shown in FIG. 2A and a zigzag shape as shown in FIG. 2B. In Fig. 2A and Fig. 2B, the second pole pattern 112 and the second electrode pattern 114 respectively called by the (four) poles n4a are respectively called. However, the present invention is limited to the 'first electrode U2a and the second'. The number of the electrodes U4a may be in accordance with the force:: In addition, the number of the first electrode patterns 2 and the first electrode patterns 114 in the water-wettable tunable film 1 is not limited to one, and may be adjusted as needed. The first electrode pattern 112 and the second electrode pattern...

Zi^o o l ^ Th 〇Xide,IT〇) ' (Indium 〇xlde,IZ〇)或是高分子導電材料。 ,繼續參照圖! ’聚合物層120配置於基板ιι〇上且 ;2二的姑:極圖案112以及第二_圖案114。聚合物層 =料可卿紫外光祕聚合材料或其他材料。所謂 门'卜光HHb聚合材料是減_料光賴射之後會產 且二匕材料。在本實施例中’聚合物層120的表面 具有夕個溝槽122。 液日日層13〇配置於聚合物層12〇表面上。舉例而古, 2:!過程中’可將聚合物層120的材料與液晶層;3〇 、;,ϊ混合。接著,予以照射一紫外光。由於聚合物層 8 201035592 ruo^jH/^XXKTW 30231twf.doc/n 120的材料為紫外光固化材料,因此聚合物層12〇的材料 在固化的過程中會聚集在一起,因而讓液晶層130與聚合 物層120分離而形成於聚合物層12()上。其中,液晶層13〇 的材料包括正型液晶或是負型液晶。在本實施例中,聚合 物層120的表面還具有多個孔洞124,且部分的液晶層13〇 填入孔洞124當中。 另外’為了在聚合物層120的表面形成溝槽122,在 〇 前述製程中,可將聚合物層120的材料與液晶層130的材 料混合後注入兩片基板之間。兩片基板可以是圖丨的基板 110與另一配向基板(未繪示)。配向基板上可事先形成 與溝槽122對應的結構。因此,在聚合物層12〇固化完成 並移除配向基板後’即可藉由配向基板而在聚合物層120 的表面形成溝槽122。 承上述’液滴140配置於聚合物層12〇的表面上並且 覆盍液晶層130。液滴140可以為油滴、水滴或其他液滴。 值得注意的是,液滴140與聚合物層120之間有一接觸角 ❹ 0,圖1中為清楚表達接觸角0,因此繪示兩虛線之夾角 標不為接觸角0 ’此二虛線實際上不存在。接觸角0會隨 著施加於第一電極圖案112以及第二電極圖案114間的電 壓差改變而改變。詳言之’在低外加電場的情況下,液晶 層130中的液晶分子大致上沿著圖1中的第二方向〇2排 列。在向外加電場的情況下,第一電極圖案112與第二電 極圖案114之間有沿著第一方向延伸的電力線,而液晶 層130中的液晶受到電場的驅動,在第一方向a及第三方 201035592 rusw^/AXXKTW 30231twf.doc/n 向D3所形成的平面上,沿著電力線呈現不同的傾角。此 時,覆蓋在液晶層130上的液滴140受到液晶層130中液 晶分子的牽引而改變其内聚力。也就是說,液滴14〇在聚 合物層120上所覆蓋的面積也隨之改變。換言之,液滴14〇 覆蓋面積會因為聚合物層120的水濕性的改變而變化。 在上述的實施例當中,舉例說明本發明之水濕性可調 薄膜的實施方法,利用控制施加電壓的大小的方式改變液 ❹ 晶層中液晶分子的排列方向,進而使聚合物層的水濕性改 變,也就是說,液滴在聚合物層上的覆蓋面積會因此而改 變。在接下來的實施例中,將利用圖示詳細說明上述水濕 性可調薄膜應用在顯示裝置中的實施方式。然而,本發明 之水濕性可調薄膜並不限定應用在顯示裝置中。 圖3A為本發明另一實施例的顯示裝置之示意圖。請 參照圖3A,本實施例之顯示裝置2〇〇a包括第一基板21〇、 聚合物層220a、隔離壁結構23〇a、液晶層24〇、液滴25〇 以及第二基板260。其中,聚合物層220a、隔離壁結構 230a、液晶層240與液滴250位於第一基板21〇與第二基 板260之間。 卜第一基板210具有交錯排列的第一電極圖案212以及 第-私極圖案214。第-電極圖案212與第二電極圖案214 分別包括多個第一電極212a以及第二電極214,並且各第 一電極212a彼此連接(未繪示),各第二電極214&亦相 同。關於第一基板210、第一電極圖案212、第二電極圖案 214可供選用的材料以及第一電極圖案212、第二電極圖案 10 201035592 / yvXXKTW 3023 ltwf.doc/n 214的排列方式,可參考上一實施例中相似元件的說明, 在此不再重複贅述。第一電極212a、第二電極214a、第一 電極圖案212以及第二電極圖案214的數量均可依需要而 加以調整。 聚合物層220a配置於第一基板21〇上並覆蓋第一電 極圖案212以及第二電極圖案214。隔離壁結構230a配置 於第一基板210上,以形成多個次晝素區224。更詳細的 0 來說’如圖3A所示’在第一基板210上形成聚合物層220a 之後,接著於聚合物層220a上形成隔離壁結構230a,以 使聚合物層220a上可以被隔離壁結構23〇a區分出多個次 晝素區224。 液晶層240配置於聚合物層220a的表面上。本實施 例之聚合物層220a的表面可具有多個溝槽222。在本發明 的其他實施例中,聚合物層220a的表面還可具有如圖i 之孔洞124,且部分液晶層240填入孔洞124當中。關於 聚合物層220a以及液晶層240可供選擇的材料,詳細之說 €> 明可參考上一實施例,在此不再重複贅述。 請繼續參照圖3A,各液滴250分別配置於次晝素區 224内,位於聚合物層220a上並覆蓋液晶層240。液滴250 可以是油滴、水滴或其他液滴。此外,液滴250内可摻有 染料。其中,染料可以是黑色染料、藍色染料、紅色染料、 綠色染料或其他顏色的染料。除此之外,顯示裝置2〇〇a 更包括填充液270 ’填充於次晝素區224内,並且填充液 270與液滴250不互溶。亦即是,填充液27〇、液晶層24〇 11 201035592 F08034/AXXKTW 30231twf.doc/n 與液滴250填滿聚合物層220a、隔離壁結構230a以及第 二基板260所圍成的空間。 液滴250與聚合物層220a之間有一接觸角(未標 示),接觸角的角度會隨施加於第一電極圖案212以及第 -一電極圖案214間的電壓差改變而改變。具體而言,在不 同強度的外加電場之下,液晶層240中的液晶分子的排列 方向會因電場的驅動而不同,使液滴250受到液晶分子的 牽引而改變其覆蓋在聚合物層220a上的面積。 圖3B為圖3A之上視圖。為了方便說明,圖3B中僅 繪示圖3A中的部份元件,省略圖3A中的第二基板260 及其他元件,且圖3A、圖3B中的元件個數並無相對應之 關係。請同時參照圖3A及圖3B,本實施例中的液滴250 可依需要摻入染料,摻入染料的液滴250可顯示不同程度 的灰階或是彩度。舉例而言,摻入液滴250中的是黑色染 料,當液滴250覆蓋聚合物層220a的面積較大時,顯示出 來的顏色越接近液滴250中所掺入之染料的顏色。也就是 説’如圖3A中最左邊的次晝素區224所示,顯示的顏色 越黑。反之,當液滴250覆蓋聚合物層220a的面積較小時, 顯示出來的顏色則越接近背光模組280所發出的光源顏 色’如圖3A中最右邊的次晝素區224所示。如此一來, 控制各次晝素區224中液滴250所覆蓋的面積,就可以作 為調控灰階的手段。除此之外,當摻入的染料為其他顏色 的染料日^· ’也可以形成不同彩度的顯示。更進一步來說, 如果同時使用多種顏色的染料,則可以達到彩色顯示的目 12 201035592 ^vuv^-r^JCXKTW 3023ltwf.doc/n 的。 另外,顯示裝置200a可更包括一背光模組280,第一 基板210及第二基板260配置於背光模組280上。背光模 組280例如是直下式背光模組或是側邊入光式背光模組。 圖4為本發明又一實施例的顯示裝置之示意圖。請參 照圖4 ’本實施例之顯示裝置2〇〇b與上述實施例之顯示裝 置20〇a在結構上相類似’因此相同的元件標以相同之標 ❹Zi^o o l ^ Th 〇Xide,IT〇) ' (Indium 〇xlde, IZ〇) or polymer conductive material. , continue to refer to the map! The polymer layer 120 is disposed on the substrate ιι; and the second: the pattern 112 and the second pattern 114. Polymer layer = material clear polymer or other materials. The so-called 'Huangb HHb polymer material is a material that is produced after the reduction of the light. In the present embodiment, the surface of the polymer layer 120 has a groove 122. The liquid day layer 13 is disposed on the surface of the polymer layer 12. For example, the material of the polymer layer 120 may be mixed with the liquid crystal layer; 3〇,; Next, an ultraviolet light is irradiated. Since the material of the polymer layer 8 201035592 ruo^jH/^XXKTW 30231twf.doc/n 120 is an ultraviolet curing material, the material of the polymer layer 12〇 will gather together during the curing process, thereby allowing the liquid crystal layer 130 and The polymer layer 120 is separated and formed on the polymer layer 12(). The material of the liquid crystal layer 13A includes a positive liquid crystal or a negative liquid crystal. In the present embodiment, the surface of the polymer layer 120 also has a plurality of holes 124, and a portion of the liquid crystal layer 13 is filled into the holes 124. Further, in order to form the trench 122 on the surface of the polymer layer 120, in the foregoing process, the material of the polymer layer 120 may be mixed with the material of the liquid crystal layer 130 and then injected between the two substrates. The two substrates may be the substrate 110 of the figure and another alignment substrate (not shown). A structure corresponding to the trench 122 may be formed in advance on the alignment substrate. Therefore, after the polymer layer 12 is cured and the alignment substrate is removed, the trench 122 can be formed on the surface of the polymer layer 120 by the alignment substrate. The liquid droplet 140 is disposed on the surface of the polymer layer 12A and covers the liquid crystal layer 130. The droplets 140 can be oil droplets, water droplets or other droplets. It should be noted that there is a contact angle ❹ 0 between the droplet 140 and the polymer layer 120. In FIG. 1, the contact angle 0 is clearly expressed, so that the angle between the two dashed lines is not the contact angle 0'. does not exist. The contact angle 0 changes as the voltage difference applied between the first electrode pattern 112 and the second electrode pattern 114 changes. DETAILED DESCRIPTION In the case of a low applied electric field, the liquid crystal molecules in the liquid crystal layer 130 are arranged substantially along the second direction 〇2 in Fig. 1. In the case where an electric field is applied, the first electrode pattern 112 and the second electrode pattern 114 have a power line extending along the first direction, and the liquid crystal in the liquid crystal layer 130 is driven by the electric field, in the first direction a and the Three parties 201035592 rusw^/AXXKTW 30231twf.doc/n A different inclination angle along the power line on the plane formed by D3. At this time, the droplets 140 covering the liquid crystal layer 130 are pulled by the liquid crystal molecules in the liquid crystal layer 130 to change their cohesive force. That is, the area covered by the droplets 14 on the polymer layer 120 also changes. In other words, the coverage area of the droplets 14 会 will vary due to changes in the wettability of the polymer layer 120. In the above embodiments, the method for carrying out the water-wettable tunable film of the present invention is exemplified, and the arrangement direction of the liquid crystal molecules in the liquid crystal layer is changed by controlling the magnitude of the applied voltage, thereby making the water of the polymer layer wet. The change in properties, that is to say, the area of coverage of the droplets on the polymer layer will therefore change. In the following embodiments, an embodiment in which the above-described water-wettable tunable film is applied to a display device will be described in detail using the drawings. However, the water-wettable tunable film of the present invention is not limited to use in a display device. FIG. 3A is a schematic diagram of a display device according to another embodiment of the present invention. Referring to FIG. 3A, the display device 2A of the present embodiment includes a first substrate 21A, a polymer layer 220a, a partition wall structure 23a, a liquid crystal layer 24A, a droplet 25A, and a second substrate 260. The polymer layer 220a, the partition wall structure 230a, the liquid crystal layer 240, and the droplets 250 are located between the first substrate 21A and the second substrate 260. The first substrate 210 has a first electrode pattern 212 and a first-prival pattern 214 which are alternately arranged. The first electrode pattern 212 and the second electrode pattern 214 respectively include a plurality of first electrodes 212a and second electrodes 214, and each of the first electrodes 212a is connected to each other (not shown), and the second electrodes 214 & For the arrangement of the first substrate 210, the first electrode pattern 212, the second electrode pattern 214, and the arrangement of the first electrode pattern 212 and the second electrode pattern 10 201035592 / yvXXKTW 3023 ltwf.doc/n 214, refer to The description of similar components in the previous embodiment will not be repeated here. The number of the first electrode 212a, the second electrode 214a, the first electrode pattern 212, and the second electrode pattern 214 can be adjusted as needed. The polymer layer 220a is disposed on the first substrate 21A and covers the first electrode pattern 212 and the second electrode pattern 214. The partition wall structure 230a is disposed on the first substrate 210 to form a plurality of sub-tenoxine regions 224. In more detail, 0, after forming the polymer layer 220a on the first substrate 210 as shown in FIG. 3A, a partition wall structure 230a is formed on the polymer layer 220a so that the polymer layer 220a can be partitioned. Structure 23〇a distinguishes a plurality of secondary halogen regions 224. The liquid crystal layer 240 is disposed on the surface of the polymer layer 220a. The surface of the polymer layer 220a of the present embodiment may have a plurality of grooves 222. In other embodiments of the invention, the surface of the polymer layer 220a may also have holes 124 as shown in FIG. i, and a portion of the liquid crystal layer 240 is filled into the holes 124. Regarding the material of the polymer layer 220a and the liquid crystal layer 240, the details are described in the above-mentioned embodiment, and the details are not repeated here. Referring to FIG. 3A, each of the droplets 250 is disposed in the secondary halogen region 224, and is disposed on the polymer layer 220a and covers the liquid crystal layer 240. The droplets 250 can be oil droplets, water droplets or other droplets. Additionally, the droplets 250 may be doped with a dye. Among them, the dye may be a black dye, a blue dye, a red dye, a green dye or a dye of other colors. In addition to this, the display device 2A further includes a filling liquid 270' filled in the secondary halogen region 224, and the filling liquid 270 is not miscible with the liquid droplet 250. That is, the filling liquid 27, the liquid crystal layer 24 2010 11 201035592 F08034 / AXXKTW 30231 twf. doc / n and the liquid droplet 250 fill the space surrounded by the polymer layer 220a, the partition wall structure 230a, and the second substrate 260. There is a contact angle (not shown) between the droplet 250 and the polymer layer 220a, and the angle of the contact angle changes as the voltage difference applied between the first electrode pattern 212 and the first electrode pattern 214 changes. Specifically, under the applied electric field of different intensities, the alignment direction of the liquid crystal molecules in the liquid crystal layer 240 is different due to the driving of the electric field, so that the liquid droplets 250 are changed by the liquid crystal molecules to change over the polymer layer 220a. Area. Figure 3B is a top view of Figure 3A. For convenience of description, only some of the components in FIG. 3A are illustrated in FIG. 3B, and the second substrate 260 and other components in FIG. 3A are omitted, and the number of components in FIGS. 3A and 3B has no corresponding relationship. Referring to FIG. 3A and FIG. 3B simultaneously, the droplets 250 in this embodiment may incorporate a dye as needed, and the droplets 250 doped with the dye may exhibit different degrees of gray scale or chroma. For example, incorporated into the droplets 250 is a black dye which, when the area of the droplets 250 covering the polymer layer 220a is large, is shown to be closer to the color of the dye incorporated in the droplets 250. That is to say, as shown in the leftmost sub-prime region 224 in Fig. 3A, the color of the display is darker. Conversely, when the area of the droplet 250 covering the polymer layer 220a is small, the color displayed is closer to the color of the light source emitted by the backlight module 280' as shown by the rightmost sub-tenk region 224 in FIG. 3A. In this way, by controlling the area covered by the droplets 250 in each of the halogen regions 224, it can be used as a means for regulating the gray scale. In addition to this, when the dyes incorporated are dyes of other colors, it is possible to form a display of different chroma. Furthermore, if multiple colors of dyes are used at the same time, it can be achieved by color display 12 201035592 ^vuv^-r^JCXKTW 3023ltwf.doc/n. In addition, the display device 200a may further include a backlight module 280. The first substrate 210 and the second substrate 260 are disposed on the backlight module 280. The backlight module 280 is, for example, a direct-lit backlight module or a side-lit backlight module. 4 is a schematic diagram of a display device according to still another embodiment of the present invention. Referring to Fig. 4, the display device 2b of the present embodiment is similar in structure to the display device 20A of the above embodiment, and thus the same components are labeled with the same standard.

號。然而’兩者最大的不同在於’本實施例之顯示裝置2〇〇b 先於第一基板210上形成隔離壁結構23〇b,接著再於第一 一基板上形成聚合物層22〇b,因此聚合物層22〇b配置在 各次晝素區内224。 u隹上述的圖3A、圖3B及圖4的實施例中’所繪示έ :土晝素區、第一電極圖案、第二電極圖案、第一電極以』 電極的個數料糊制,本發賴祕定於此,^ 疋可以根據實施當時的情況加以改變。 上所述,在本發明的水濕性可調薄膜中,是藉由ί 變液晶分子的排列方向,= 面的=’液滴在聚合物層上的覆】 部分實施例中,改變而改變。此外,在本發明白 不需要配置偏34水祕可調賴的顯示裝置可i ^片甚至不需要配置彩色濾光膜。 本發明:任二:實施例揭露如上,然其並非用以限; 本發明之精神和範::領,具有通常知識者,在不腦 圍内,§可作些許之更動與潤飾,故) 13 201035592 r^o^^/^vXXKTW 30231twf.doc/n 發明之保護範圍當視後附之申請專利範圍所界定者為準。 【圖式簡單說明】 圖1為本發明之一實施例一種水濕性可調薄膜的示意 圖。 圖2A及圖2B為本發明之實施例中兩種第一電極圖案 與第二電極圖案排列形狀的示意圖。 圖3A為本發明另一實施例的顯示裝置之示意圖。 〇 圖3B為圖3A之上視圖。 圖4為本發明又一實施例的顯示裝置之示意圖。 【主要元件符號說明】 100 :水濕性可調薄膜 110 :基板 112、212 :第一電極圖案 112a、212a :第一電極 © 114、214 :第二電極圖案 114a、214a :第二電極 120、220a、220b :聚合物層 122、222 :溝槽 124 :孔洞 130、240 :液晶層 140、250 :液滴 200a、200b :顯示裝置 14 JOCKTW 30231twf.doc/n 201035592 210 :第一基板 224 :次晝素區 230a、230b :隔離壁結構 260 :第二基板 270 :填充液 280:背光模組number. However, the biggest difference between the two is that the display device 2〇〇b of the present embodiment forms the isolation wall structure 23〇b on the first substrate 210, and then forms the polymer layer 22〇b on the first substrate. Therefore, the polymer layer 22〇b is disposed in each of the halogen regions 224. u 隹 隹 隹 隹 实施 实施 έ έ έ έ , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , This issue is fixed here, ^ 疋 can be changed according to the situation at the time of implementation. As described above, in the water-wettable tunable film of the present invention, the alignment direction of the liquid crystal molecules is changed, and the surface of the liquid crystal molecules is changed. . In addition, in the present invention, it is not necessary to provide a display device which can be adjusted to be slidable, and it is not necessary to configure a color filter film. The present invention: any two: the embodiment disclosed above, but it is not intended to limit; the spirit and scope of the present invention:: collar, with the general knowledge, in the brain, § can make some changes and retouch, so) 13 201035592 r^o^^/^vXXKTW 30231twf.doc/n The scope of protection of the invention is subject to the definition of the scope of the patent application. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic view of a water-wettable tunable film according to an embodiment of the present invention. 2A and 2B are schematic views showing the arrangement of two types of first electrode patterns and second electrode patterns in an embodiment of the present invention. FIG. 3A is a schematic diagram of a display device according to another embodiment of the present invention. 〇 Figure 3B is a top view of Figure 3A. 4 is a schematic diagram of a display device according to still another embodiment of the present invention. [Description of main component symbols] 100: Water-wettable adjustable film 110: Substrate 112, 212: First electrode patterns 112a, 212a: First electrode © 114, 214: Second electrode patterns 114a, 214a: Second electrode 120, 220a, 220b: polymer layer 122, 222: trench 124: hole 130, 240: liquid crystal layer 140, 250: droplet 200a, 200b: display device 14 JOCKTW 30231twf.doc / n 201035592 210: first substrate 224: times Alizarin area 230a, 230b: partition wall structure 260: second substrate 270: filling liquid 280: backlight module

Di :第一方向 D2 :第二方向 D3 ··第三方向 0 :接觸角 〇 15Di : first direction D2 : second direction D3 · · third direction 0 : contact angle 〇 15

Claims (1)

^KTW 30231twf.doc/n 201035592 七 、申請專利範圍: 1. 一種水濕性可調薄膜,包括: 第二 電極圖Ϊ板,具有_咖—第—綱案以及— 電極圖案 以及;層’配置於該基板上並覆蓋該第- 以及該第二電極圖案; © 曰曰 =液晶層’配置於該聚合物層的-表面上;以及 層;液滴,配置於該聚合物層的該表面上並覆蓋該液 接觸二遺:聚合物層之間具有一接觸角’且該 電極圖案與該第二電極圖案間的電壓差 如申請專利範圍第1項所述之水濕性可調薄膜,其 :=2_案與該第二電極圖案都包括多個直條或 疋多個ζ字形部。 〜 3. 如申請專利範圍第1項所述之水濕性可調薄膜,其 中該聚合物層的該表面具有多個溝槽。 4. 如申晴專利範圍第1項所述之水濕性可調薄膜,其 中該聚合物層的該表面具有多個孔洞,且該液晶層填入該 些孔洞中。 5. 如申請專利範圍第1項所述之水濕性可調薄膜,其 中該液滴為油滴或是水滴。 6. 如申請專利範圍第1項所述之水濕性可調薄膜,其 中該基板為一玻璃基板、一塑膠基板或是一軟性聚合物基 16 201035592 XXKTW 30231twf.doc/n 板0 7. 如申請專利範圍第1項所述之水濕性 、 J δ周薄腺,甘 中該第一電極圖案及該第二電極圖案為透明電極圖案、異 8. 如申請專利範圍第7項所述之水濕性^調^薄1°,其 中該第-電極圖案及該第二電極圖案之材料包括鋼锡氧;匕 物、銦鋅氧化物或是高分子導電材料。 9·如申請專利範圍第1項所述之水濕性可調薄膜,其 0 帽聚合物層的材料為-料光UMb聚合材料。 10. 如申請專利範圍第1項所述之水濕性可調薄膜, 其中該液晶層的材料包括一正型液晶或是一負型液晶。 11. 一種顯示叢置,包括: 一第一基板’具有交錯排列的一第一電極圖案以及— 第二電極圖案; 一第二基板,與該第一基板相對設置; 一聚合物層,配置於該第一基板上並覆蓋該第—電極 圖案以及該第二電極圖案; ❹—隔離壁結構’配置於該第-基板上,以形成多個次 晝素區; 一液晶層,配置於該聚合物層的一表面上;以及 夕個液滴,分別配置於該些次晝素區内,位於該聚合 物層上並覆蓋該液晶層,該液滴與該聚合物層之間具有二 接觸角,且該接㈣會隨施力哄該第-雜圖案與該第二 電極圖案間的電壓差改變; 其中,該聚合物層、該隔離壁結構、該液晶層與該些 17 .XXKTW 30231twf.doc/n 201035592 液滴位於该弟一基板與該第二基板之間。 12·如申料魏㈣η項所述 =液,填充於該些次晝素區内’該填充液二;= 13.如申請專利範圍第u項 ,組’該第-基板及該第二基板配=模包: ❹ 第-範圍第11項所述之顯示裝置,其中該 二;=該一圖案都包括多個直條部或是多 15. 如申請專利範圍帛心所述之 物層的該表面具有多個溝槽。 /、中該聚口 16. 如申請專利範圍帛u項所述之顯示 =物層的該表面具有多個孔洞,且該液晶層填入該= 為二:;:專利範圍第11項所述之薄膜’其中該液滴 些液申有=利範圍第11項所述之顯示装置,其中該 伙如申請專利範圍帛18項所述之顯示裝置, 些液色染料、藍色染料、紅色染料或綠色染‘ 第-利範㈣U項所述之顯示裝置,其中該 ^基板為-玻璃基板、一塑膠基板或是—軟性聚合物基 18 201035592 Αi^^XXKTW 3023Itwf.doc/n A 21·如申請專利範_ 11項所述之龜一肚 弟一電極圖案及該第二電極_為透_= 裝置,其中該 2.如申請專利範園第21項所述 y詈 銦辞氧化物;材料包括銦錫氧化物、 ❹ 聚人物声專利範圍第11項所述之顯示裝置,盆中亨 來口^層的材料為-紫外光固化聚合材料。”中。亥 液晶層的利範圍第11項所述之顯示裝置,其中該 竹料包括一正型液晶或是一負型液晶。 〇 19^KTW 30231twf.doc/n 201035592 VII. Patent application scope: 1. A water-wettable adjustable film, comprising: a second electrode drawing plate, having a _cafe-first-class and - electrode pattern and a layer' configuration On the substrate and covering the first and second electrode patterns; © 曰曰 = liquid crystal layer 'disposed on the surface of the polymer layer; and a layer; droplets disposed on the surface of the polymer layer And covering the liquid contact: a contact angle between the polymer layers and a voltage difference between the electrode pattern and the second electrode pattern, as described in claim 1, wherein the water-wettable adjustable film Both the ==2_ case and the second electrode pattern comprise a plurality of straight strips or a plurality of U-shaped portions. The water-wettable tunable film of claim 1, wherein the surface of the polymer layer has a plurality of grooves. 4. The water-wettable tunable film according to claim 1, wherein the surface of the polymer layer has a plurality of holes, and the liquid crystal layer is filled in the holes. 5. The water-wettable tunable film according to claim 1, wherein the droplet is an oil droplet or a water droplet. 6. The water-wettable tunable film according to claim 1, wherein the substrate is a glass substrate, a plastic substrate or a soft polymer base 16 201035592 XXKTW 30231twf.doc/n board 0 7. The water-wetness and J δ week thin gland according to the first aspect of the patent application, wherein the first electrode pattern and the second electrode pattern are transparent electrode patterns, and the same is as described in claim 7 The water-wetting property is thinner by 1°, wherein the material of the first electrode pattern and the second electrode pattern comprises tin-iron oxide; germanium, indium zinc oxide or polymer conductive material. 9. The water-wettable tunable film according to claim 1, wherein the material of the 0-cap polymer layer is a material-light UMb polymer material. 10. The water-wettable tunable film according to claim 1, wherein the material of the liquid crystal layer comprises a positive liquid crystal or a negative liquid crystal. 11. A display cluster comprising: a first substrate 'having a first electrode pattern staggered and a second electrode pattern; a second substrate disposed opposite the first substrate; a polymer layer disposed on The first substrate is covered on the first electrode pattern and the second electrode pattern; a ❹-isolation wall structure ′ is disposed on the first substrate to form a plurality of secondary halogen regions; and a liquid crystal layer is disposed on the polymerization And a liquid droplet disposed on the polymer layer and covering the liquid crystal layer, the droplet having a contact angle with the polymer layer And the connection (four) changes with the voltage difference between the first impurity pattern and the second electrode pattern; wherein, the polymer layer, the isolation wall structure, the liquid crystal layer and the 17 XXKTW 30231 twf. Doc/n 201035592 The droplet is located between the substrate of the brother and the second substrate. 12. If the liquid is filled in the sub-dioxide region, the fill liquid is filled in the sub-salt region; = 13. As in the scope of the patent application, the group 'the first substrate and the second substrate The display device of the above-mentioned item, wherein the two patterns include: a plurality of straight strips or more than 15. The patent layer is as described in the patent application. The surface has a plurality of grooves. /, the concentrating port 16. The surface of the display layer as described in the patent application 帛u item has a plurality of holes, and the liquid crystal layer is filled with the = 2:; The liquid film of the liquid crystal dye, the blue dye, the red dye, wherein the liquid droplets are used in the display device described in claim 11 Or a green display device according to the invention of the present invention, wherein the substrate is a glass substrate, a plastic substrate or a soft polymer substrate 18 201035592 Αi^^XXKTW 3023Itwf.doc/n A 21 The electrode pattern of the turtle and the second electrode of the patent model _11 is a _= device, wherein the material is included in the y詈 indium oxide as described in claim 21; Indium tin oxide, 显示 人物 人物 声 专利 专利 专利 专利 专利 专利 专利 专利 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示 显示The display device according to item 11, wherein the bamboo material comprises a positive liquid crystal or a negative liquid crystal. 〇 19
TW98108621A 2009-03-17 2009-03-17 Tunable wettability film and display apparatus TWI427320B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108008862A (en) * 2017-12-19 2018-05-08 上海天马微电子有限公司 touch film layer, touch panel and touch display device thereof

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DE69841944D1 (en) * 1997-08-08 2010-11-25 Dainippon Printing Co Ltd Structure for patterning, patterning and their application
US7245417B2 (en) * 2002-10-21 2007-07-17 Canon Kabushiki Kaisha Process for producing display device
JP2008158344A (en) * 2006-12-25 2008-07-10 Lg Display Co Ltd Manufacturing method of liquid crystal display panel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108008862A (en) * 2017-12-19 2018-05-08 上海天马微电子有限公司 touch film layer, touch panel and touch display device thereof

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