TWI422943B - Colored fluid display - Google Patents

Colored fluid display Download PDF

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TWI422943B
TWI422943B TW99144699A TW99144699A TWI422943B TW I422943 B TWI422943 B TW I422943B TW 99144699 A TW99144699 A TW 99144699A TW 99144699 A TW99144699 A TW 99144699A TW I422943 B TWI422943 B TW I422943B
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fluid
color
flow passages
internal flow
substrate
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TW99144699A
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TW201227126A (en
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Yi Shou Tsai
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Ind Tech Res Inst
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Description

彩色流體顯示器Color fluid display

本發明有關於流體顯示器,且特別是有關於彩色流體顯示器。This invention relates to fluid displays, and more particularly to color fluid displays.

液晶顯示器(LCD)具有許多的優點,例如體積小、重量輕、低電力消耗等等。因此,LCD已經廣泛地被應用於手提式電腦、行動電話等電子產品。亦即,液晶顯示器技術正持續朝向輕、薄且易於攜帶的領域發展。傳統反射式具記憶效應的彩色液晶顯示器已廣泛應用在電子書、電子紙或其他顯示領域。傳統彩色膽固醇液晶顯示器的結構與製作方法,使用紅(R)、綠(G)、藍(B)三層液晶堆疊結構,搭配多種不同的驅動方式。然而,採用紅、綠、藍液晶堆疊結構會產生視差現象,且於製造時易有面板結構對位不易的問題,以致於電極設計難度增加且無法彎曲而不便於攜帶,進而使製程複雜度及製造成本偏高。若是採用單層彩色膽固醇型液晶顯示器則可有效避免視差、減少製程複雜度及降低製作成本。Liquid crystal displays (LCDs) have many advantages, such as small size, light weight, low power consumption, and the like. Therefore, LCDs have been widely used in electronic products such as portable computers and mobile phones. That is, liquid crystal display technology is continuing to develop in a field that is light, thin, and easy to carry. Conventional reflective color liquid crystal displays with memory effects have been widely used in electronic books, electronic paper or other display fields. The structure and manufacturing method of the traditional color cholesteric liquid crystal display uses a three-layer liquid crystal stack structure of red (R), green (G), and blue (B), and is matched with various driving methods. However, the use of red, green, and blue liquid crystal stack structures can cause parallax phenomenon, and it is easy to have the problem of alignment of the panel structure during manufacturing, so that the electrode design is difficult to be bent and cannot be bent, which makes the process complexity and Manufacturing costs are high. If a single-layer color cholesteric liquid crystal display is used, the parallax can be avoided, the process complexity can be reduced, and the manufacturing cost can be reduced.

第1A圖繪示美國專利第US 2010097547號揭露的單層彩色膽固醇液晶顯示面板的上視圖,第1B圖繪示沿第1A圖的線段A-A’的剖面圖。如第1A圖與第1B圖所示,傳統的單層彩色膽固醇液晶顯示面板100是以分道注入的方式將藍色、紅色與綠色的液晶B、R、G分別注入基板(未繪示)上的不同的流道112、114、116中,不同的流道112、114、116係以擋牆120分隔。由於一種顏色的液晶只會注入一個流道中,因此,若是需要彩色膽固醇液晶顯示面板100的中間橫向上(例如線段B-B的位置)出現例如七個紅色區域,則流道114需具有足夠的長度並彎折多達十二次才能達成,然而,當液晶的流動路徑愈長、彎折次數愈多,將液晶填入流道所需耗費的時間愈長且成功填滿流道的困難度愈高。1A is a top view of a single-layer color cholesteric liquid crystal display panel disclosed in US Pat. No. 2010097547, and FIG. 1B is a cross-sectional view taken along line A-A' of FIG. 1A. As shown in FIG. 1A and FIG. 1B, the conventional single-layer color cholesteric liquid crystal display panel 100 injects blue, red, and green liquid crystals B, R, and G into the substrate (not shown) by way of lane injection. Of the different flow passages 112, 114, 116 above, the different flow passages 112, 114, 116 are separated by a retaining wall 120. Since liquid crystal of one color is only injected into one flow path, if, for example, seven red areas appear in the middle lateral direction (for example, the position of the line segment BB) of the color cholesteric liquid crystal display panel 100, the flow path 114 needs to have a sufficient length and It can be achieved by bending up to twelve times. However, as the flow path of the liquid crystal is longer and the number of bending times is increased, the longer it takes to fill the liquid crystal into the flow path and the higher the difficulty of successfully filling the flow path. .

本發明一實施例提供一種彩色流體顯示器,包括一第一基板;一第二基板;一擋牆結構,配置於第一基板與第二基板之間,擋牆結構具有至少七個流道,至少七個流道包括一中央流道、二外圍流道、二第一內部流道與二第二內部流道,二外圍流道各具有至少一朝向另一外圍流道延伸的一分支,且二外圍流道的分支彼此交錯,中央流道位於二第一內部流道之間,二第一內部流道位於二第二內部流道之間,二第二內部流道位於二外圍流道之間;一彩色流體層,包括一第一流體,填充於中央流道與二外圍流道中,第一流體呈一第一顏色;一第二流體,填充於二第一內部流道中;以及一第三流體,填充於二第二內部流道中。An embodiment of the present invention provides a color fluid display including a first substrate, a second substrate, and a retaining wall structure disposed between the first substrate and the second substrate, the retaining wall structure having at least seven flow paths, at least The seven flow passages include a central flow passage, two peripheral flow passages, two first internal flow passages and two second internal flow passages, each of the two peripheral flow passages having at least one branch extending toward the other peripheral flow passage, and two The branches of the peripheral flow passage are staggered with each other, the central flow passage is located between the two first internal flow passages, the two first internal flow passages are located between the two second internal flow passages, and the second internal flow passages are located between the two peripheral flow passages. a color fluid layer comprising a first fluid filled in the central flow channel and the two peripheral flow channels, the first fluid being in a first color; a second fluid being filled in the two first internal flow channels; and a third The fluid is filled in the second internal flow passages.

以下以實施例並配合圖式詳細說明本發明,應了解的是以下之敘述提供許多不同的實施例或例子,用以實施本發明之不同樣態。以下所述特定的元件及排列方式僅用以舉例說明,而非用以限定本發明。在圖式中,實施例之形狀或是厚度僅用以說明,而非用以限定本發明。再者,圖中未繪示或描述之元件,可為所屬技術領域中具有通常知識者所知的形式。The invention will be described in detail below with reference to the accompanying drawings, in which FIG. The specific elements and arrangements described below are for illustrative purposes only and are not intended to limit the invention. The shapes and thicknesses of the embodiments are for illustrative purposes only and are not intended to limit the invention. Furthermore, elements not shown or described in the figures may be in a form known to those of ordinary skill in the art.

本發明之實施例係將同一種顏色的流體填充入二個以上的流道中,因此,在填充同一種顏色的流體時,可同時對二個以上的流道進行填充,以縮短填充流體的時間,且由於填充有同一種顏色的流體的流道有二個以上,因此,各流道的長度與彎折數可少於習知技術中的流道的長度與彎折數。Embodiments of the present invention fill fluids of the same color into two or more flow channels. Therefore, when filling a fluid of the same color, more than two flow channels can be simultaneously filled to shorten the time of filling the fluid. Since there are two or more flow paths filled with the fluid of the same color, the length and the number of bends of each flow channel can be less than the length and the number of bends of the flow path in the prior art.

第2A圖繪示本發明一實施例之彩色流體顯示器的上視圖,第2B圖繪示沿第2A圖的C-C’線段的剖面圖。第3圖繪示本發明另一實施例之彩色流體顯示器的上視圖。值得注意的是,為清楚起見,第2A圖省略繪示第二基板與第二電極。2A is a top view of a color fluid display according to an embodiment of the present invention, and FIG. 2B is a cross-sectional view taken along line C-C' of FIG. 2A. 3 is a top view of a color fluid display according to another embodiment of the present invention. It should be noted that, for the sake of clarity, FIG. 2A omits the second substrate and the second electrode.

請參照第2A圖與第2B圖,本實施例之彩色流體顯示器200包括一第一基板210、一第二基板220、一擋牆結構230、一彩色流體層240、一第一電極250與一第二電極260。第二基板220配置於第一基板210上,且第一基板210與第二基板220可為硬質基板(其材質例如為玻璃)或是可撓性基板(其材質例如為高分子)。擋牆結構230配置於第一基板210與第二基板220之間。Referring to FIGS. 2A and 2B , the color fluid display 200 of the present embodiment includes a first substrate 210 , a second substrate 220 , a retaining wall structure 230 , a color fluid layer 240 , a first electrode 250 and a The second electrode 260. The second substrate 220 is disposed on the first substrate 210, and the first substrate 210 and the second substrate 220 may be a rigid substrate (the material thereof is, for example, glass) or a flexible substrate (the material thereof is, for example, a polymer). The retaining wall structure 230 is disposed between the first substrate 210 and the second substrate 220.

詳細而言,擋牆結構230具有至少七個流道。在本實施例中,擋牆結構230具有七個流道,其分別為一中央流道232、二第一內部流道234a、234b、二第二內部流道236a、236b與二外圍流道238a、238b。In detail, the retaining wall structure 230 has at least seven flow paths. In this embodiment, the retaining wall structure 230 has seven flow passages, which are respectively a central flow passage 232, two first internal flow passages 234a, 234b, two second internal flow passages 236a, 236b, and two peripheral flow passages 238a. 238b.

外圍流道238a具有多個朝向外圍流道238b延伸的分支F1,外圍流道238b具有多個朝向外圍流道238a延伸的分支F2,且分支F1、F2彼此交錯排列。在本實施例中,外圍流道238a、238b為梳狀結構,且在以二分支F2之間夾有一分支F1,二分支F1之間夾有一分支F2的方式交錯排列。當然,在其他實施例中,分支F1、F2亦可以其他適合的方式交錯排列。The peripheral flow path 238a has a plurality of branches F1 extending toward the peripheral flow path 238b, and the peripheral flow path 238b has a plurality of branches F2 extending toward the peripheral flow path 238a, and the branches F1, F2 are staggered with each other. In the present embodiment, the peripheral flow passages 238a, 238b are comb-like structures, and are staggered in such a manner that a branch F1 is sandwiched between the two branches F2 and a branch F2 is sandwiched between the two branches F1. Of course, in other embodiments, branches F1, F2 may also be staggered in other suitable manners.

中央流道232位於第一內部流道234a、234b之間,第一內部流道234a、234b位於第二內部流道236a、236b之間,第二內部流道236a、236b位於外圍流道238a、238b之間。簡而言之,流道的排列是以中央流道232為中心在其相對兩側分別依序排列第一內部流道234a、234b、第二內部流道236a、236b以及外圍流道238a、238b。The central flow passage 232 is located between the first internal flow passages 234a, 234b, the first internal flow passages 234a, 234b are located between the second internal flow passages 236a, 236b, and the second internal flow passages 236a, 236b are located at the peripheral flow passage 238a, Between 238b. In short, the arrangement of the flow channels is sequentially arranged on the opposite sides of the central flow path 232 with the first internal flow paths 234a, 234b, the second internal flow paths 236a, 236b, and the peripheral flow paths 238a, 238b. .

各流道的流體注入口例如皆位於擋牆結構230的同一側,以利於同時對各流道注入流體。詳細而言,中央流道232、第一內部流道234a、234b、第二內部流道236a、236b以及外圍流道238a、238b的注入口A1、A2、A3、A4、A5、A6、A7皆位於擋牆結構230的一側S。在本實施例中,中央流道232、第一內部流道234a、第二內部流道236a以及外圍流道238a的注入口A1、A2、A4、A6可集中於該側S的上方,第一內部流道234b、第二內部流道236b以及外圍流道238b的注入口A3、A5、A7可集中於該側S的下方。The fluid injection ports of each flow channel are, for example, located on the same side of the retaining wall structure 230 to facilitate simultaneous injection of fluid into each flow channel. In detail, the central flow channel 232, the first inner flow channel 234a, 234b, the second inner flow channel 236a, 236b, and the injection ports A1, A2, A3, A4, A5, A6, A7 of the peripheral flow channels 238a, 238b are all Located on one side S of the retaining wall structure 230. In this embodiment, the injection ports A1, A2, A4, and A6 of the central flow channel 232, the first inner flow channel 234a, the second inner flow channel 236a, and the peripheral flow channel 238a may be concentrated above the side S, first The injection ports A3, A5, A7 of the inner flow path 234b, the second inner flow path 236b, and the peripheral flow path 238b may be concentrated below the side S.

在本實施例中,流道可為二端皆為開口的雙開口流道,如此一來,可藉由對流道之一端抽氣的方式使流道之另一端吸入流體,以使流體填充於流道中。在其他實施例中,流道可為一端封閉的單開口流道,此時,可藉由將流道內部抽真空的方式將流體吸入流道中。擋牆結構230的材質例如為光阻材料或是其他適於阻擋流體的材料。In this embodiment, the flow passage may be a double-opening flow passage whose both ends are open, so that the other end of the flow passage can be sucked into the fluid by sucking one end of the flow passage to fill the fluid. In the flow path. In other embodiments, the flow passage may be a single-open flow passage closed at one end, and at this time, the fluid may be drawn into the flow passage by evacuating the inside of the flow passage. The material of the retaining wall structure 230 is, for example, a photoresist material or other material suitable for blocking fluid.

彩色流體層240包括一第一流體242R、一第二流體244G以及一第三流體246B。第一流體242R填充於中央流道232與外圍流道238a、238b中,第二流體244G填充於第一內部流道234a、234b中,第三流體246B填充於第二內部流道236a、236b中。The color fluid layer 240 includes a first fluid 242R, a second fluid 244G, and a third fluid 246B. The first fluid 242R is filled in the central flow passage 232 and the peripheral flow passages 238a, 238b, the second fluid 244G is filled in the first internal flow passages 234a, 234b, and the third fluid 246B is filled in the second internal flow passages 236a, 236b. .

第一流體242R例如呈一第一顏色,第二流體244G例如呈一第二顏色,第三流體246B例如呈一第三顏色,且第一顏色、第二顏色與第三顏色可彼此不同。第一顏色、第二顏色與第三顏色可選自於由紅色、綠色與藍色所構成的群組,或者可為其他的顏色。在本實施例中,第一顏色、第二顏色與第三顏色可分別為紅色、綠色與藍色。The first fluid 242R is, for example, in a first color, the second fluid 244G is, for example, in a second color, and the third fluid 246B is, for example, in a third color, and the first color, the second color, and the third color may be different from each other. The first color, the second color, and the third color may be selected from the group consisting of red, green, and blue, or may be other colors. In this embodiment, the first color, the second color, and the third color may be red, green, and blue, respectively.

在本實施例中,中央流道232與外圍流道238a、238b中填充的流體的顏色相同,且流道中填充的流體的顏色會以中央流道232為對稱中心。舉例來說,在中央流道232兩側的第一內部流道234a、234b填充有綠色的第二流體244G,第二內部流道236a、236b填充有藍色的第三流體246B為藍色,外圍流道238a、238b填充有紅色的第一流體242R,其亦填充於中央流道232中。在本實施例中,可在彩色流體顯示器200的中間橫向上(例如線段D-D的位置)週期性地出現各種顏色(例如綠-藍-紅-藍-綠-紅)。In the present embodiment, the central flow passage 232 is the same color as the fluid filled in the peripheral flow passages 238a, 238b, and the color of the fluid filled in the flow passage is centered on the central flow passage 232. For example, the first inner flow passages 234a, 234b on both sides of the central flow passage 232 are filled with the green second fluid 244G, and the second inner flow passages 236a, 236b are filled with the blue third fluid 246B in blue. The peripheral flow channels 238a, 238b are filled with a red first fluid 242R that is also filled in the central flow channel 232. In the present embodiment, various colors (e.g., green-blue-red-blue-green-red) may periodically appear in the middle lateral direction of the color fluid display 200 (e.g., the position of the line segment D-D).

在本實施例中,由於同一種顏色的流體可填充入二個以上的流道中,因此,在填充同一種顏色的流體時,可同時對二個以上的流道進行填充,並可減少各流道的長度與彎折數。In this embodiment, since the fluid of the same color can be filled into two or more flow channels, when filling the fluid of the same color, more than two flow channels can be filled at the same time, and the flow can be reduced. The length of the track and the number of bends.

舉例來說,在習知技術中,若是需要彩色膽固醇液晶顯示面板100(如第1A圖所示)的中間橫向上(例如線段B-B的位置)出現例如七個紅色區域,則流道114需具有足夠的長度並彎折多達十二次才能達成。For example, in the prior art, if, for example, seven red regions appear in the middle lateral direction (for example, the position of the line segment BB) of the color cholesteric liquid crystal display panel 100 (as shown in FIG. 1A), the flow path 114 needs to have Sufficient length and bend up to twelve times to reach.

相對地,在本實施例中,共有三個流道(外圍流道238a、238b與中央流道232)用以填充紅色的第一流體242R(例如在線段D-D的位置可切過七個紅色區域),在外圍流道238a、238b中的第一流體242R皆僅需彎折二次,在中央流道232中的第一流體242R僅需彎折五次。由於可將第一流體242R同時注入外圍流道238a、238b與中央流道232中,因此,注入第一流體242R所需耗費的總時間可相當於將第一流體242R注入中央流道232(流道長度最長且彎折數最多)所需耗費的時間。此外,相較於習知技術,在各流道中的第一流體242R的流動路徑較短(第一流體242R的流動方向與路徑如第2A圖之外圍流道238a、238b與中央流道232中的箭頭符號所示)。因此,本實施例之流道設計以及流體與流道的搭配方式可有效縮短流體的流動路徑長度並減少流體於各流道中的彎折次數(至多五次),進而縮短製程時間以及提昇製程良率。In contrast, in the present embodiment, there are three flow channels (peripheral flow channels 238a, 238b and central flow channel 232) for filling the red first fluid 242R (for example, the position of the line segment DD can be cut through seven red regions) The first fluid 242R in the peripheral flow channels 238a, 238b need only be bent twice, and the first fluid 242R in the central flow channel 232 only needs to be bent five times. Since the first fluid 242R can be simultaneously injected into the peripheral flow channels 238a, 238b and the central flow channel 232, the total time required to inject the first fluid 242R can be equivalent to injecting the first fluid 242R into the central flow channel 232 (flow) The time required for the longest track length and the maximum number of bends. Further, the flow path of the first fluid 242R in each flow path is shorter than the conventional technique (the flow direction and path of the first fluid 242R are as in the peripheral flow paths 238a, 238b and the central flow path 232 of FIG. 2A). The arrow symbol is shown). Therefore, the design of the flow channel and the combination of the fluid and the flow channel of the embodiment can effectively shorten the flow path length of the fluid and reduce the number of bending of the fluid in each flow channel (up to five times), thereby shortening the process time and improving the process. rate.

在本實施例中,第一流體242R、第二流體244G與第三流體246B的材質為膽固醇液晶,換言之,彩色流體顯示器200可為膽固醇液晶顯示器。在其他實施例中,第一流體242R、第二流體244G與第三流體246B的材質可為非極性溶液,此時,彩色流體顯示器例如為電泳顯示器。In this embodiment, the materials of the first fluid 242R, the second fluid 244G, and the third fluid 246B are cholesteric liquid crystals. In other words, the color fluid display 200 may be a cholesteric liquid crystal display. In other embodiments, the materials of the first fluid 242R, the second fluid 244G, and the third fluid 246B may be non-polar solutions. In this case, the color fluid display is, for example, an electrophoretic display.

請參照第2B圖,在本實施例中,第一電極250配置於第一基板210上,並位於第一基板210與彩色流體層240之間,第二電極260配置於第二基板220上,並位於第二基板220與彩色流體層240之間。第一電極250與第二電極260的材質例如為氧化銦錫(ITO)、氧化銦鋅(IZO)、或是其他適合的透明導電材料。此外,在本實施例中,可在第二基板220與擋牆結構230之間配置一黏結層270,以使擋牆結構230緊密接著第二基板220,進而提昇擋牆結構230阻隔不同流道中的流體的能力。黏結層270的材質例如為膠狀或固狀材料。或者是,擋牆結構230可為具有黏性之光阻材料,其具有替代黏著層之功用。Referring to FIG. 2B , in the embodiment, the first electrode 250 is disposed on the first substrate 210 and disposed between the first substrate 210 and the color fluid layer 240 , and the second electrode 260 is disposed on the second substrate 220 . And located between the second substrate 220 and the color fluid layer 240. The material of the first electrode 250 and the second electrode 260 is, for example, indium tin oxide (ITO), indium zinc oxide (IZO), or other suitable transparent conductive material. In addition, in the embodiment, a bonding layer 270 may be disposed between the second substrate 220 and the retaining wall structure 230, so that the retaining wall structure 230 closely follows the second substrate 220, thereby lifting the retaining wall structure 230 to block different flow paths. The ability of the fluid. The material of the adhesive layer 270 is, for example, a gel or a solid material. Alternatively, the retaining wall structure 230 can be a viscous photoresist material that has the function of replacing the adhesive layer.

在本實施例中,擋牆結構230可具有多於七個的流道,且流道的總數為7+6N個,其中N為正整數,增加的流道會以中央流道232為中心在其相對兩側分別增加相同數量的流道,例如在中央流道232的相對兩側各增加3個、6個、或9個流道。In this embodiment, the retaining wall structure 230 can have more than seven flow passages, and the total number of flow passages is 7+6N, wherein N is a positive integer, and the added flow passage is centered on the central flow passage 232. The same number of flow paths are respectively added to opposite sides, for example, three, six, or nine flow paths are added on opposite sides of the central flow path 232.

舉例來說,請參照第3圖,擋牆結構230可增加二第三內部流道312a、312b、二第四內部流道314a、314b與二第五內部流道316a、316b。中央流道232位於第三內部流道312a、312b之間,第三內部流道312a、312b位於第四內部流道314a、314b之間,第四內部流道314a、314b位於第五內部流道316a、316b之間,第五內部流道316a、316b位於第一內部流道234a、234b之間。For example, referring to FIG. 3, the retaining wall structure 230 can add two third inner flow passages 312a, 312b, two fourth inner flow passages 314a, 314b and two fifth inner flow passages 316a, 316b. The central flow passage 232 is located between the third internal flow passages 312a, 312b, the third internal flow passages 312a, 312b are located between the fourth internal flow passages 314a, 314b, and the fourth internal flow passages 314a, 314b are located between the fifth internal flow passages Between 316a, 316b, fifth internal flow passages 316a, 316b are located between first internal flow passages 234a, 234b.

簡而言之,增加的流道的排列是以中央流道232為中心在其相對兩側分別依序排列第三內部流道312a、312b、第四內部流道314a、314b以及第五內部流道316a、316b。第二流體244G更填充於第三內部流道312a、312b中,第三流體246B更填充於第四內部流道314a、314b中,第一流體242R更填充於第五內部流道316a、316b中。In short, the arrangement of the added flow passages is sequentially arranged on the opposite sides of the central flow passage 232 with the third internal flow passages 312a, 312b, the fourth internal flow passages 314a, 314b, and the fifth internal flow. Lanes 316a, 316b. The second fluid 244G is further filled in the third internal flow passages 312a, 312b, and the third fluid 246B is further filled in the fourth internal flow passages 314a, 314b, and the first fluid 242R is further filled in the fifth internal flow passages 316a, 316b. .

由前述可知,本發明的流道設計係使二個以上的流道適於填入同一種顏色的流體,且可同時對二個以上的流道進行填充,故可有效減少流體於各流道中的流動路徑長度以及彎折次數,進而縮短製程時間以及提昇製程良率。It can be seen from the foregoing that the flow channel design of the present invention enables two or more flow channels to be filled with fluid of the same color, and can simultaneously fill more than two flow channels, thereby effectively reducing fluid in each flow channel. The length of the flow path and the number of bends, which in turn shortens the process time and improves the process yield.

本發明雖以較佳實施例揭露如上,然其並非用以限定本發明的範圍,任何所屬技術領域中具有通常知識者,在不脫離本發明之精神和範圍內,當可做些許的更動與潤飾,因此本發明之保護範圍當視後附之申請專利範圍所界定者為準。The present invention has been disclosed in the above preferred embodiments, and is not intended to limit the scope of the present invention. Any one of ordinary skill in the art can make a few changes without departing from the spirit and scope of the invention. The scope of protection of the present invention is therefore defined by the scope of the appended claims.

100...單層彩色膽固醇液晶顯示面板100. . . Single layer color cholesteric liquid crystal display panel

112、114、116...流道112, 114, 116. . . Runner

120...擋牆120. . . Retaining wall

200...彩色流體顯示器200. . . Color fluid display

210...第一基板210. . . First substrate

220...第二基板220. . . Second substrate

230...擋牆結構230. . . Retaining wall structure

232...中央流道232. . . Central runner

234a、234b...第一內部流道234a, 234b. . . First internal flow path

236a、236b...第二內部流道236a, 236b. . . Second internal flow channel

238a、238b...外圍流道238a, 238b. . . Peripheral flow channel

240...彩色流體層240. . . Color fluid layer

242R...第一流體242R. . . First fluid

244G...第二流體244G. . . Second fluid

246B‧‧‧第三流體246B‧‧‧ Third fluid

250‧‧‧第一電極250‧‧‧first electrode

260‧‧‧第二電極260‧‧‧second electrode

270‧‧‧黏結層270‧‧‧bonded layer

312a、312b‧‧‧第三內部流道312a, 312b‧‧‧ third internal flow channel

314a、314b‧‧‧第四內部流道314a, 314b‧‧‧ fourth internal flow channel

316a、316b‧‧‧第五內部流道316a, 316b‧‧‧ fifth internal flow channel

A1、A2、A3、A4、A5、A6、A7‧‧‧注入口A1, A2, A3, A4, A5, A6, A7‧‧ ‧ injection port

B‧‧‧藍色液晶B‧‧‧Blue LCD

F1、F2‧‧‧分支F1, F2‧‧‧ branch

G‧‧‧綠色液晶G‧‧‧Green LCD

R‧‧‧紅色液晶R‧‧‧Red LCD

S‧‧‧擋牆結構的一側One side of the S‧‧‧ retaining wall structure

第1A圖繪示美國專利第US 2010097547號揭露的單層彩色膽固醇液晶顯示面板的上視圖。FIG. 1A is a top view of a single-layer color cholesteric liquid crystal display panel disclosed in US Pat. No. 2010097547.

第1B圖繪示沿第1A圖的線段A-A’的剖面圖。Fig. 1B is a cross-sectional view taken along line A-A' of Fig. 1A.

第2A圖繪示本發明一實施例之彩色流體顯示器的上視圖。2A is a top view of a color fluid display in accordance with an embodiment of the present invention.

第2B圖繪示沿第2A圖的C-C’線段的剖面圖。Fig. 2B is a cross-sectional view taken along line C-C' of Fig. 2A.

第3圖繪示本發明另一實施例之彩色流體顯示器的上視圖。3 is a top view of a color fluid display according to another embodiment of the present invention.

200...彩色流體顯示器200. . . Color fluid display

210...第一基板210. . . First substrate

230...擋牆結構230. . . Retaining wall structure

232...中央流道232. . . Central runner

234a、234b...第一內部流道234a, 234b. . . First internal flow channel

236a、236b...第二內部流道236a, 236b. . . Second internal flow channel

238a、238b...外圍流道238a, 238b. . . Peripheral flow channel

240...彩色流體層240. . . Color fluid layer

242R...第一流體242R. . . First fluid

244G...第二流體244G. . . Second fluid

246B...第三流體246B. . . Third fluid

250...第一電極250. . . First electrode

A1、A2、A3、A4、A5、A6、A7...注入口A1, A2, A3, A4, A5, A6, A7. . . Note entry

F1、F2...分支F1, F2. . . Branch

S...擋牆結構的一側S. . . One side of the retaining wall structure

Claims (15)

一種彩色流體顯示器,包括:一第一基板;一第二基板;一擋牆結構,配置於該第一基板與該第二基板之間,該擋牆結構具有至少七個流道,該至少七個流道包括一中央流道、二外圍流道、二第一內部流道與二第二內部流道,該二外圍流道各具有至少一朝向另一外圍流道延伸的一分支,且該二外圍流道的該些分支彼此交錯,該中央流道位於該二第一內部流道之間,該二第一內部流道位於該中央流道與該二第二內部流道之間,該二第二內部流道位於該二第一內部流道與該二外圍流道之間,該二第二內部流道位於該二外圍流道之間;一彩色流體層,包括:一第一流體,填充於該中央流道與該二外圍流道中,該第一流體呈一第一顏色;一第二流體,填充於該二第一內部流道中;以及一第三流體,填充於該二第二內部流道中。 A color fluid display, comprising: a first substrate; a second substrate; a retaining wall structure disposed between the first substrate and the second substrate, the retaining wall structure having at least seven flow channels, the at least seven The flow passage includes a central flow passage, two peripheral flow passages, two first internal flow passages and two second internal flow passages, each of the two peripheral flow passages having at least one branch extending toward the other peripheral flow passage, and the branch The branches of the two peripheral flow passages are interlaced with each other, the central flow passage is located between the two first internal flow passages, and the two first internal flow passages are located between the central flow passage and the second internal flow passages. The second internal flow channel is located between the two first internal flow channels and the two peripheral flow channels, the two second internal flow channels are located between the two peripheral flow channels; a color fluid layer comprising: a first fluid Filled in the central flow channel and the two peripheral flow channels, the first fluid is in a first color; a second fluid is filled in the two first internal flow channels; and a third fluid is filled in the second In the internal flow channel. 如申請專利範圍第1項所述之彩色流體顯示器,其中該第二流體呈一第二顏色,該第三流體呈一第三顏色,且該第一顏色、該第二顏色與該第三顏色彼此不同。 The color fluid display of claim 1, wherein the second fluid is in a second color, the third fluid is in a third color, and the first color, the second color, and the third color Different from each other. 如申請專利範圍第2項所述之彩色流體顯示器,其中該第一顏色、該第二顏色與該第三顏色係選自於由紅色、綠色與藍色所構成的群組。 The color fluid display of claim 2, wherein the first color, the second color, and the third color are selected from the group consisting of red, green, and blue. 如申請專利範圍第1項所述之彩色流體顯示器,其中該至少七個流道更包括二第三內部流道、二第四內部流道與二第五內部流道,該中央流道位於該二第三內部流道之間,該二第三內部流道位於該中央流道與該二第四內部流道之間,該二第四內部流道位於該二第三內部流道與該二第五內部流道之間,該二第五內部流道位於該二第四內部流道與該二第一內部流道之間,且該第二流體更填充於該二第三內部流道中,該第三流體更填充於該二第四內部流道中,該第一流體更填充於該二第五內部流道中。 The color fluid display of claim 1, wherein the at least seven flow paths further comprise two third inner flow channels, two fourth inner flow channels and two fifth inner flow channels, wherein the central flow channel is located Between the third internal flow passages, the second internal flow passages are located between the central flow passages and the second internal flow passages, and the second and fourth internal flow passages are located between the second and third internal flow passages Between the fifth internal flow passages, the two fifth internal flow passages are located between the two fourth internal flow passages and the two first internal flow passages, and the second fluid is further filled in the second and third internal flow passages. The third fluid is further filled in the second and fourth internal flow passages, and the first fluid is further filled in the second and fifth internal flow passages. 如申請專利範圍第1項所述之彩色流體顯示器,其中該第一流體、該第二流體與該第三流體的材質為膽固醇液晶。 The color fluid display of claim 1, wherein the first fluid, the second fluid, and the third fluid are made of cholesteric liquid crystal. 如申請專利範圍第1項所述之彩色流體顯示器,其中該第一流體、該第二流體與該第三流體的材質為非極性溶液。 The color fluid display of claim 1, wherein the first fluid, the second fluid, and the third fluid are made of a non-polar solution. 如申請專利範圍第1項所述之彩色流體顯示器,為膽固醇液晶顯示器或電泳顯示器。 The color fluid display according to claim 1, which is a cholesteric liquid crystal display or an electrophoretic display. 如申請專利範圍第1項所述之彩色流體顯示器,更包括:一第一電極,配置於該第一基板上,並位於該第一基板與該彩色流體層之間;以及一第二電極,配置於該第二基板上,並位於該第二基板與該彩色流體層之間。 The color fluid display of claim 1, further comprising: a first electrode disposed on the first substrate and located between the first substrate and the color fluid layer; and a second electrode The second substrate is disposed between the second substrate and the color fluid layer. 如申請專利範圍第1項所述之彩色流體顯示器,其中該至少七個流道的流體注入口皆位於該擋牆結構的同 一側。 The color fluid display of claim 1, wherein the fluid injection ports of the at least seven flow channels are located in the same structure of the retaining wall One side. 如申請專利範圍第1項所述之彩色流體顯示器,其中各該流道為二端皆為開口的雙開口流道。 The color fluid display of claim 1, wherein each of the flow channels is a double-open flow channel having an opening at both ends. 如申請專利範圍第1項所述之彩色流體顯示器,其中各該流道為一端封閉的單開口流道。 The color fluid display of claim 1, wherein each of the flow channels is a single-open flow channel closed at one end. 如申請專利範圍第1項所述之彩色流體顯示器,更包括:一黏結層,位於該第二基板與該擋牆結構之間,其中該黏結層的材質為膠狀或固狀材料。 The color fluid display of claim 1, further comprising: a bonding layer between the second substrate and the retaining wall structure, wherein the bonding layer is made of a gel or a solid material. 如申請專利範圍第1項所述之彩色流體顯示器,其中該擋牆結構的材質包括光阻材料。 The color fluid display of claim 1, wherein the material of the retaining wall structure comprises a photoresist material. 如申請專利範圍第13項所述之彩色流體顯示器,其中該擋牆結構的材質為具黏性之光阻材料。 The color fluid display of claim 13, wherein the retaining wall structure is made of a viscous photoresist material. 如申請專利範圍第1項所述之彩色流體顯示器,其中該第一基板與該第二基板為硬質基板或是可撓性基板。The color fluid display of claim 1, wherein the first substrate and the second substrate are a rigid substrate or a flexible substrate.
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000267120A (en) * 1999-03-15 2000-09-29 Seiko Epson Corp Liquid crystal device, its manufacture and electronic instrument
JP2005148480A (en) * 2003-11-17 2005-06-09 Sharp Corp Liquid crystal cell and method for manufacturing liquid crystal display device having liquid crystal cell
TW200535527A (en) * 2004-01-13 2005-11-01 Koninkl Philips Electronics Nv Display device and method for manufacturing a display device
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