TWI302759B - Substrate of organic electroluminescent device - Google Patents

Substrate of organic electroluminescent device Download PDF

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TWI302759B
TWI302759B TW95108835A TW95108835A TWI302759B TW I302759 B TWI302759 B TW I302759B TW 95108835 A TW95108835 A TW 95108835A TW 95108835 A TW95108835 A TW 95108835A TW I302759 B TWI302759 B TW I302759B
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layer
substrate
electrode
substrate assembly
organic
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TW95108835A
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TW200735432A (en
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Chi Ming Chehg
Yu Chen Chang
Wei Wen Yang
Hui Chang Yu
Chih Hung Yeh
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Univision Technology Inc
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1302759 九、發明說明: 【發明所屬之技術領域】 本發明係有關於一種有機電激發光裝置,尤指一種有 機電激發光裝置之基板組件,藉由一絕緣層之設置可有效 防止不正常導通之情形發生。 【先前技術】The invention relates to an organic electroluminescent device, in particular to a substrate assembly of an organic electroluminescent device, which can effectively prevent abnormal conduction by an insulating layer. The situation happened. [Prior Art]

在眾多的顯示器中,如何達到具有全彩顯示效果的技 術往往是該顯示器發展成功與否的關鍵。而就有機電激發 光顯不裝置(OLED)來說,達到全彩顯示功能最常見的方法 不外乎以下幾種: 1·透過衫色濾光片(color filter)之設置,將有機電激發光元 =所^生之白色光源加以過濾,分別成為紅光、綠光及 監光藉此以達到全彩顯示之目的。 2·透過光色轉換裝置(CCM: CGlGrChangeMedia)之設置, 將有機電激發光元件所產生之藍色光源進行一光色轉 換步驟,分別成為紅光、、綠光及藍光藉此以達到全彩化 顯示之目的。 / 、綠色光源及藍色光源之有機電 並進行各色光之混合而達到全彩 3·分別將可產生紅色光源 激發光元件獨立設置, 之顯示效果。 以光色轉換裝置 2圖及第3圖所 一般以彩色濾光片進行光色過濾或 進行光色轉換之結構,係如第1圖、第 6 1302759 示。主要於一基板組件(10、100)(彩色濾光片或光色轉換 裝置)上設置有至少一有機電激發光元件20。其中,有機 電激發光元件20係包括有至少一第一電極21、至少一有 機發光層23及至少一第二電極25。有部分區域之第一電 極21與第二電極25係呈一交叉態樣,並於第一電極21 及第二電極25之交叉位置上形成一晝素(pixei)或一次晝 素(sub_pixel)。藉由複數個畫素或次晝素的設置將形成一 發光作用區(Active Area)241(如第1圖之虛線部分)。而發In many displays, how to achieve a full color display is often the key to the success of the display. In the case of electromechanical excitation light display devices (OLEDs), the most common methods for achieving full color display functions are as follows: 1. The organic light is excited by the setting of the color filter. The light source = the white light source produced by the filter, and is filtered into red light, green light and light to achieve full color display. 2. Through the setting of the light color conversion device (CCM: CGlGrChangeMedia), the blue light source generated by the organic electroluminescence element is subjected to a light color conversion step to become red light, green light and blue light respectively to achieve full color. The purpose of the display. / Organic light of green light source and blue light source and mixing of various colors to achieve full color 3. Each of the red light source excitation light elements can be independently set to display the effect. The light color conversion device 2 and FIG. 3 generally have a structure in which color filtering or color conversion is performed by a color filter, as shown in Fig. 1 and Fig. 61302759. At least one organic electroluminescent element 20 is disposed mainly on a substrate assembly (10, 100) (color filter or light color conversion device). The organic electroluminescent device 20 includes at least one first electrode 21, at least one organic light-emitting layer 23, and at least one second electrode 25. The first electrode 21 and the second electrode 25 in a partial region are in a crossed state, and a pixei or a sub_pixel is formed at the intersection of the first electrode 21 and the second electrode 25. An active area 241 (as indicated by the dashed line in Fig. 1) is formed by the arrangement of a plurality of pixels or subsequences. And hair

光作用區241以外的其他區域則可定義為一非發光作用 區(non-active area)243 〇 又’基板組件(10、100)係可依據其設置區域的差異 而有不同的構造’例如將設置於發光作用區241之其^板組 件係定義為第一基板組件100 ;非發光作用區之基板組件 則定義為第二基板組件10°其中’第〜基板組件1〇〇主 色矩陣(BlackOther regions other than the light-applying region 241 may be defined as a non-active area 243 and the 'substrate assembly (10, 100) may have a different configuration depending on the difference in its set region', for example The board assembly disposed in the light-emitting area 241 is defined as the first substrate assembly 100; the substrate assembly of the non-light-emitting area is defined as the second substrate assembly 10° wherein the 'to-substrate assembly 1' main color matrix (Black)

MatriX)130、彩色光阻層150、平坦化層(〇verc〇at)i7〇及 障蔽層(barrier layer) 190,致使以成為—彩色濟光片 ^ 第2圖所示。其中,該彩色光阻層15〇亦‘為二光1轉: 層,致使第一基板組件100成為一光色轉換裝置。又發 光作用區241内部之第一電極21及第一 + ’又 不〜電極25係可延伸 至非發光作用區243,以有利於對第〜带枚μ ^ 包極21及第二電 極25提供一電流訊號。 第二基板組件10主要係於一透明基板U上依 有一黑色矩陣13、平坦化層17及障蔽層19,如第3=所 1302759 示。其中’第一電極21或第二電極25皆設置於障蔽層 19不同的位置上。當第一電極21及/或第二電極25上存 在有一電流訊號時,該電流訊號將可能由第二基板組件 1〇結構較薄弱的部分,穿透障蔽層19及平坦化層17及/ 或彩色光阻層150(光色轉換層)至黑色矩陣13。當然於發 光作用區241之第一基板組件1〇〇亦可能產生相同的問 題。 一般黑色矩陣13係由金屬物質所製成,例如鉻cr。 因此電流訊號將會延著黑色矩陣13傳遞,並由第一基板 組件100或第二基板組件1〇上結構較薄弱的部分,穿透 平坦化層17、170及障蔽層19、19〇及/或彩色光阻層 150(光色轉換層)而至第—電極21或第二電極&藉此將 使得原本未供給有電流訊號之第一電極21或第二電極25 存在有電源訊號,進而使得有機電激發光裝置2〇〇 常發光之情形。 【發明内容】 為此,如何設計出一種有機電激發光裝置之基板組 1=有效提高基板組件之電阻抗,並達到防止各個電極 ,間有不正常導通的情形產生,而有利於產品 昇’此即為本發明之發明重點。 其如明之主要目的在於提供—種有機電激發光裝置之 二二,主要係於基板組件(彩色濾光片或光色轉換裝置 言没有-絕緣層,藉此以提高基板組件之電阻抗,、^防 1302759 止電流訊號穿透基板組件。 本發明之又一目的在於提供一種有機電激發光裝置之 基板組件,主要係增加基板組件(彩色濾光片或光色轉換裝 置)之平坦化層的電阻抗及厚度,以提高基板組件之電阻 抗。 本發明之又一目的在於提供一種有機電激發光裝置之 基板組件,主要係提高基板組件(彩色濾光片或光色轉換裝 置)之障蔽層的電阻抗,並致使障蔽層成為一絕緣層,以避 免有機電激發光裝置有不正常發光之情形產生。 本發明之又一目的在於提供一種有機電激發光裝置之 基板組件,其中於未設有第一電極或第二電極之障蔽層上 存在有一鏤空部,而有利於將基板組件(彩色濾、光片或光色 轉換裝置)内部之水氣加以排除者。 因此,為達成上述目的,本發明提供一種有機電激發 光裝置之基板組件’其主要構造係包括有:一透明基板, 一黑色矩陣,設置於透明基板上;一絕緣層,設置於黑色 矩陣上,其中絕緣層之電阻抗係大於100000歐姆_公分, 且其介電常數係小於11.9法拉/公尺;及一平坦化層,設置 於絕緣層上。 又,本發明尚提供另一種有機電激發光裝置之基板組 件,其主要構造係包括有:一透明基板;一黑色矩陣’設 置於透明基板上;及一平坦化層,設置於黑色矩陣上’其 中平坦化層之電阻抗係大於100000歐姆-公分,且其介電 常數係小於11.9法拉/公尺。 1302759 【實施方式】 茲為使貴審查委員對本發明之結構特徵及所達成之 功效有更進一步之暸解與認識,謹佐以較佳之實施例圖及 配合詳細之說明,說明如后: 首先,請參閱第4圖及第5圖所示,係分別為本發明 有機電激發光I置一較佳實施例之部分構造剖面圖。如圖 所示,本發明所述之有機電激發光裝置401,主要係於部 分之基板組件(第一基板組件300及第二基板組件30)上設 置有至少一有機電激發光元件(OLED)40。其中,有機電激 發光元件40係為第一電極41、有機發光層43及第二電極 45之層疊。 藉由有機電激發光元件40之設置,可將有機電激發光 裝置401區分為發光作用區(241,如第1圖所示)及非發光 作用區(243)。其中’係將發光作用區(241)之基板組件定義 為第一基板組件300其剖面構造係如第4圖所示,主要係 於一透明基板310上依序設置有一黑色矩陣(Black Matrix)330、絕緣層(Electric Insulator Layer)340、彩色光 阻層350及一平坦化層370,致使第一基板組件300成為 一彩色濾光片。而於本發明之另一實施例中,亦可將彩色 光阻層350及絕緣層340之設置次序加以交換,換言之, 係於透明基板310上依序設置有一黑色矩陣330、彩色光 阻層350、絕緣層340及平坦化層370。 而平坦化層370上亦可選擇是否增設有一障蔽層 (Barrier Layer)390,藉由障蔽層390之設置將有利於後續 1302759 有機電激發光元件40的設置,例如,於平坦化層370或障 敵層390上設有至少一第一電極41。又,於彩色光阻層350 之設置位置上,亦可更換為一光色轉換層致使基板組件成 為一光色轉換裝置。 非發光作用區(243)之基板組件係定義為第二基板組 件30 ’其剖面構造係如第5圖所示,主要係於一透明基板 31上依序設置有一黑色矩陣33、絕緣層34及平坦化層 37 °而平坦化層37上同樣可選擇是否設置障蔽層39,並 於平坦化層37或障蔽層39上設有至少一外部導線,例如 第一電極41及/或第二電極45。由於,非發光作用區(243) 之第一電極41及第二電極45,係作為有機電激發光元件 40之外部導線。因此,於非發光作用區(243)上所設置之第 一電極41及第二電極45僅需選擇為一具導電特性之材 質’而不一定要是與有機電激發光元件4〇上之第一電極 41及第二電極45相同之材質。 其中,第一基板組件300及第二基板組件3〇係為同一 基板組件的部分構造,且第一基板組件3〇〇及第二基板組 件30之部分構件係由相同之材質所製成者。例如,透明基 板(31及310)、黑色矩陣(33及330)、絕緣層(34及340)、 平坦化層(37及370)及障蔽層(39及39〇)係分別由相同之材 質並於同一步驟中完成各個構件之設置。 當第一電極41及第二電極45上存在有一電流訊號 時,忒電流訊號將有可能會穿透第一基板組件3〇〇及/或第 二基板組件30,例如,不論在第一基板組件3〇〇或第二基 1302759 板組上,都有可能發生電流訊 絕Μ之設置係可將電流訊號加以隔而猎由 竣/H3 4係選擇為-具有高電阻抗之材質,例如,絕 iL:i:且抗係大於_歐姆-公分(-)· 電於U.9法拉/公尺㈣,且其於_ 埃⑷。糟此便可有效提高第—基板組件〗⑽及第二基板組 件30整體之電阻抗’可避免電流訊號穿透第一基板組件MatriX) 130, a color photoresist layer 150, a planarization layer (i 〇 verc〇at) i7 〇, and a barrier layer 190 are caused to become a color calender sheet ^ shown in Fig. 2. The color photoresist layer 15 is also a layer of light, which causes the first substrate assembly 100 to become a light color conversion device. Further, the first electrode 21 and the first + 'and not the electrode 25 in the light-emitting region 241 may extend to the non-light-emitting region 243 to facilitate providing the first-band μ ^ cladding 21 and the second electrode 25 A current signal. The second substrate assembly 10 is mainly disposed on a transparent substrate U with a black matrix 13, a planarization layer 17, and a barrier layer 19, as shown in FIG. 3=1302759. Wherein the first electrode 21 or the second electrode 25 is disposed at different positions of the barrier layer 19. When a current signal is present on the first electrode 21 and/or the second electrode 25, the current signal may be penetrated by the weaker portion of the second substrate component 1 through the barrier layer 19 and the planarization layer 17 and/or The color photoresist layer 150 (light color conversion layer) to the black matrix 13. Of course, the first substrate assembly 1 of the light-emitting area 241 may also cause the same problem. The general black matrix 13 is made of a metallic substance such as chromium cr. Therefore, the current signal will be transmitted through the black matrix 13 and the weaker portion of the first substrate assembly 100 or the second substrate assembly 1 will penetrate the planarization layers 17, 170 and the barrier layers 19, 19 and/or Or the color photoresist layer 150 (light color conversion layer) to the first electrode 21 or the second electrode & the first electrode 21 or the second electrode 25 which is not originally supplied with the current signal may have a power signal, and further The situation in which the organic electroluminescent device 2 is constantly illuminated. SUMMARY OF THE INVENTION To this end, how to design a substrate set of an organic electroluminescent device 1 = effectively improve the electrical impedance of the substrate assembly, and to prevent the occurrence of abnormal conduction between the electrodes, which is beneficial to the product rise' This is the focus of the invention of the present invention. The main purpose of the invention is to provide a second type of organic electroluminescent device, mainly for the substrate component (the color filter or the color conversion device does not have an insulating layer, thereby increasing the electrical impedance of the substrate assembly, ^防1302759 The current-stopping signal penetrates the substrate assembly. A further object of the present invention is to provide a substrate assembly for an organic electroluminescent device, mainly for increasing the planarization layer of the substrate assembly (color filter or light color conversion device) Electrical impedance and thickness to improve the electrical resistance of the substrate assembly. A further object of the present invention is to provide a substrate assembly for an organic electroluminescent device, which mainly improves the barrier layer of the substrate assembly (color filter or light color conversion device) The electrical resistance of the barrier layer becomes an insulating layer to prevent the organic electroluminescent device from being abnormally illuminated. A further object of the present invention is to provide a substrate assembly for an organic electroluminescent device, wherein There is a hollow portion on the barrier layer having the first electrode or the second electrode, which is advantageous for the substrate assembly (color filter, light film) Or the water vapor inside the light color conversion device is excluded. Therefore, in order to achieve the above object, the present invention provides a substrate assembly of an organic electroluminescence device whose main structure includes: a transparent substrate, a black matrix, and a setting On the transparent substrate; an insulating layer disposed on the black matrix, wherein the insulating layer has an electrical impedance greater than 100,000 ohms-cm and a dielectric constant of less than 11.9 Farads/meter; and a planarization layer disposed on the insulating layer Further, the present invention provides a substrate assembly of another organic electroluminescent device, the main structure of which comprises: a transparent substrate; a black matrix ' disposed on the transparent substrate; and a planarization layer disposed on the black On the matrix, the electrical resistance of the planarization layer is greater than 100,000 ohm-cm and its dielectric constant is less than 11.9 Farads/meter. 1302759 [Embodiment] For the purpose of making the structural features and achievements of the present invention For further understanding and understanding of the efficacy, please refer to the better example diagram and the detailed description, as explained below: First, please refer to 4 and 5 are partial cross-sectional views showing a preferred embodiment of the organic electroluminescent light I of the present invention. As shown, the organic electroluminescent device 401 of the present invention, At least one organic electroluminescent device (OLED) 40 is disposed on a portion of the substrate assembly (the first substrate assembly 300 and the second substrate assembly 30). The organic electroluminescent device 40 is a first electrode 41. The organic light-emitting layer 43 and the second electrode 45 are stacked. By the arrangement of the organic electroluminescent device 40, the organic electroluminescent device 401 can be divided into a light-emitting region (241, as shown in FIG. 1) and a non-light-emitting effect. a region (243), wherein the substrate component of the light-emitting region (241) is defined as a first substrate component 300 having a cross-sectional structure as shown in FIG. 4, and a black matrix is sequentially disposed on a transparent substrate 310. (Black Matrix) 330, an insulating layer (Electric Insulator Layer) 340, a color photoresist layer 350, and a planarization layer 370, such that the first substrate assembly 300 becomes a color filter. In another embodiment of the present invention, the arrangement order of the color photoresist layer 350 and the insulating layer 340 may be exchanged. In other words, a black matrix 330 and a color photoresist layer 350 are sequentially disposed on the transparent substrate 310. The insulating layer 340 and the planarization layer 370. The planarization layer 370 may also select whether or not a barrier layer 390 is added. The arrangement of the barrier layer 390 will facilitate the subsequent setting of the 1302759 organic electroluminescent element 40, for example, in the planarization layer 370 or the barrier. At least one first electrode 41 is disposed on the enemy layer 390. Moreover, in the position where the color photoresist layer 350 is disposed, it may be replaced with a light color conversion layer to cause the substrate assembly to become a light color conversion device. The substrate component of the non-light-emitting region (243) is defined as a second substrate component 30'. The cross-sectional structure is as shown in FIG. 5, and a black matrix 33, an insulating layer 34, and a black matrix 33 are sequentially disposed on a transparent substrate 31. The planarization layer 37 ° and the planarization layer 37 can also be selected whether or not the barrier layer 39 is provided, and at least one external conductor, such as the first electrode 41 and/or the second electrode 45 , is disposed on the planarization layer 37 or the barrier layer 39 . . Since the first electrode 41 and the second electrode 45 of the non-light-emitting region (243) serve as external wires of the organic electroluminescent element 40. Therefore, the first electrode 41 and the second electrode 45 disposed on the non-light-emitting region (243) need only be selected as a material having a conductive characteristic 'not necessarily the first one with the organic electroluminescent element 4 The electrode 41 and the second electrode 45 are made of the same material. The first substrate assembly 300 and the second substrate assembly 3 are part of the same substrate assembly, and some of the first substrate assembly 3 and the second substrate assembly 30 are made of the same material. For example, the transparent substrates (31 and 310), the black matrix (33 and 330), the insulating layers (34 and 340), the planarization layers (37 and 370), and the barrier layers (39 and 39) are respectively made of the same material. Complete the setting of each component in the same step. When a current signal is present on the first electrode 41 and the second electrode 45, the current signal may penetrate the first substrate assembly 3 and/or the second substrate assembly 30, for example, regardless of the first substrate assembly. On the 3〇〇 or second base 1302759 board group, there is a possibility that the current signal can be set to separate the current signal and the hunter/H3 4 system is selected as the material with high electrical impedance, for example, iL:i: and the resistance is greater than _ ohm-cm (-)· is U.9 Farad/meter (four), and it is at _ angstrom (4). In this case, the electrical resistance of the first substrate assembly (10) and the second substrate assembly 30 can be effectively improved to prevent the current signal from penetrating the first substrate assembly.

300及第二基板組件3〇’以防止發光作用區(241)之有機電 激發光裝^丨及非發光作用區(243)之有機電激發光裝置 403出現不正常導通或不正常發光之情形。 平坦化層37係可選擇為-有機材料或一無機材料所 製成,例如,氧化矽、氮化矽、氧化氮矽、碳化矽、氧化 鈦、II化鈦、氧化錯、氮化錄、氧化銘、氮化銘、氧化錫、 氧化銦、氧化鉛、氧化硼、氧化鈣等材質。300 and the second substrate assembly 3'' to prevent the organic electroluminescence device and the non-luminous action region (243) of the light-emitting region (241) from being abnormally turned on or abnormally illuminated. . The planarization layer 37 may be selected from an organic material or an inorganic material, for example, cerium oxide, cerium nitride, cerium oxide, cerium carbide, titanium oxide, titanium hydride, oxidized, nitrided, oxidized. Ming, Ni Ni Ming, tin oxide, indium oxide, lead oxide, boron oxide, calcium oxide and other materials.

再者’請參閱第6圖所示,係為本發明又一實施例之 部分剖面示意圖。如圖所示,係為設置於非發光作用區(243) 之有機電激發光裝置405,與第5圖所示之有機電激發光 裝置403相異之處在於,該未設置有第一電極41及/或第 一電極45之P羊敝層39上,係存在有至少一鐘空部391。 例如’將未設置有第一電極41及/或第二電極45之障蔽層 39移除’以形成有該鏤空部391。藉由鏤空部391之形成,χ/ 將有利於基板組件(第一基板組件300及第二基板組件 3〇)(彩色濾光片或光色轉換裝置)之除水化步驟的進行,例 如,於有機電激發光元件(40,如第4圖所示)、第一電極 12Further, please refer to Fig. 6, which is a partial cross-sectional view showing still another embodiment of the present invention. As shown in the figure, the organic electroluminescent device 405 disposed in the non-emitting region (243) is different from the organic electroluminescent device 403 shown in FIG. 5 in that the first electrode is not provided. At least one of the vacancies 391 is present on the P-aramid layer 39 of the 41 and/or first electrode 45. For example, the barrier layer 39 not provided with the first electrode 41 and/or the second electrode 45 is removed to form the hollow portion 391. By the formation of the hollow portion 391, χ/ will facilitate the dehydration step of the substrate assembly (the first substrate assembly 300 and the second substrate assembly 3) (color filter or light color conversion device), for example, The organic electroluminescent device (40, as shown in FIG. 4), the first electrode 12

(ohm-cm),其介電常數係小於u 9法拉/公尺,而其 厚度係大於300埃(A)。於實際應用時亦可將部分之絕緣層 54加以移除,形成如第6圖所示實施例之鏤空部(391)。 1302759 41或第二電極45形成之前 遽光片或光色轉換裝置)力口\=基板組件(30及300)(彩色 及300)(彩色遽光片或光t烤,以有利於基板組件⑼ 以提高有機電激發衫置4^裝細部之水氣的移除, 之障蔽層39加以移除的區之產品奇命。當然,將部分 第二基板組件30或兩者皆^係可為第—基板組件300、 接續,請參閱第7圖所一 部分剖面示意圖。如圖所〒係為本發明又-實施例之 之有機電激發光裝置4G7、=為設置於非發光作祕(243: 係包括有-㈣練31,^^^第二基板組件50 一$ u 艾於透明基板31上依序設置有 …、、 平坦化層37及一絕緣層54。本發明實 施例之構與自用構造相異之處在於,將習用之障蔽層(19 及190 ’如第2圖及第3圖所示)更換為_絕緣層54。 習用之障蔽層(19及190)的設置,係有利於進行有機 電激發光元件40之第一電極41及/或第二電極45與平坦 化層(17)之連接。而本發明之絕緣層54的設置,除了有利 於第一電極41及/或第二電極45之設置外,主要係用以防 止第-電極41及/或第二電極45上所傳輸之電流訊號傳遞 至黑色矩陣33。因此,與習用之障蔽層〇9及19〇)相比較, 該絕緣層54係選擇由一具有高電阻抗之材質所製成。例 如,絕緣層54之電阻抗係大於1〇〇〇〇〇歐姆公分 1302759 當然,亦可於部分之透光基板31及黑色矩陣33上設 置有如第4圖所述實施例之彩色光阻層350,致使以成為 一 設置於發光作用區(241)之第一基板組件。並可於該第一基 板組件上設置有該有機電激發光元件40,形成一類似第4 圖之有機電激發光裝置401的構造。 最後,請參閱第8圖所示’係為本發明又一實施例之 部分剖面示意圖。如圖所示’本發明所述之有機電激發光 - 裝置409之第二基板組件60與習用之第二基板組件(1〇)相 _ 異之處在於,平坦化層67係選擇為一具高電阻抗之材質。 例如,平坦化層67之電阻抗係大於100000歐姆-公分 (ohm-cm),其介電常數係小於11·9法拉/公尺(F_m),而其 ' 厚度係大於1微米(um) ° ^ 於本發明上述所有實施例中,皆以被動式有機電激發 光裝置作為說明的方向。然而’於實際應用時係可於有機 電激發光元件上設置有一薄膜電晶體陣列(TFT Array),致 使以成為一主動式有機電激發光骏置。(ohm-cm), whose dielectric constant is less than u 9 Farads/meter, and its thickness is greater than 300 angstroms (A). A portion of the insulating layer 54 may also be removed during actual application to form a hollow portion (391) of the embodiment shown in FIG. 1302759 41 or the second electrode 45 forms the front calender or light color conversion device) the force port \=substrate assembly (30 and 300) (color and 300) (color calender or light t-bake to facilitate the substrate assembly (9) In order to improve the removal of the moisture of the organic electro-energized shirt, the product of the region where the barrier layer 39 is removed is of course. Of course, some of the second substrate assembly 30 or both may be the first - Substrate assembly 300, connection, please refer to a part of the cross-sectional view of Fig. 7. As shown in the figure, the organic electroluminescent device 4G7 of the invention is further set to the non-lighting secret (243: The second substrate assembly 50 includes a semiconductor substrate 50 and a transparent substrate 31, and a planarization layer 37 and an insulating layer 54. The structure and the self-use structure of the embodiment of the present invention are included. The difference is that the conventional barrier layer (19 and 190 ' as shown in Figs. 2 and 3) is replaced with the _ insulating layer 54. The arrangement of the conventional barrier layers (19 and 190) is advantageous. The first electrode 41 and/or the second electrode 45 of the organic electroluminescent device 40 are connected to the planarization layer (17). The arrangement of the insulating layer 54 of the invention is mainly for preventing the current signal transmitted on the first electrode 41 and/or the second electrode 45 from being transmitted to the first electrode 41 and/or the second electrode 45. The black matrix 33. Therefore, the insulating layer 54 is selected from a material having a high electrical resistance as compared with the conventional barrier layers 9 and 19). For example, the electrical resistance of the insulating layer 54 is greater than 1 〇. 〇〇〇〇 ohm centimeters 1302759 Of course, a color photoresist layer 350 of the embodiment described in FIG. 4 may be disposed on a portion of the transparent substrate 31 and the black matrix 33, so as to be disposed in the light-emitting region (241). a first substrate assembly. The organic electroluminescent device 40 can be disposed on the first substrate assembly to form a structure similar to the organic electroluminescent device 401 of Fig. 4. Finally, please refer to Fig. 8. The present invention is a partial cross-sectional view of another embodiment of the present invention. As shown, the second substrate assembly 60 of the organic electroluminescent device 409 of the present invention is in phase with a conventional second substrate assembly (1〇). _ The difference is that the planarization layer 67 The material is selected as a material with high electrical resistance. For example, the electrical resistance of the planarization layer 67 is greater than 100,000 ohm-cm (ohm-cm), and the dielectric constant is less than 11.9 Farads/meter (F_m). The thickness is greater than 1 micron (um) ° ^ In all of the above embodiments of the present invention, the passive organic electroluminescent device is used as the direction of explanation. However, in practical applications, it can be disposed on the organic electroluminescent device. There is a thin film transistor array (TFT Array), so that it becomes an active organic electroluminescence.

⑩ 綜上所述,當知本發明係有關於一種有機電激發光裝V 置,尤指一種有機電激發光&置之基板組件,藉由一絕緣 層之設置可有效防止不正常導通之情形發生。故本發明實 為一富有新穎性、進步性’及可供產業利用功效者,應符 合專利申請要件無疑’爰依法提請發明專利申請,懇請 : 貴審查委員早曰賜予本發明專利,實感德便。 : 以上所述者’僅為本發明之〜較佳實施例而已,並非 用來限定本發明實施之範圍’即凡依本發明申請專利範圍 (S) 14 1302759 等變化與修飾, 所述之形狀、構造、特徵及精神所為之均 均應包括於本發日狀冑請相範園内。 【圖式簡單說明】 習用有機電激發光裝置之立體示意圖。 習用有機電激發光裝置之部分剖面示意圖。 =3=·係為f用有機電激發光裝置之部分剖面示意圖。 弟4圖.係為本發明有機電激發光t置—較佳實施例之部 分構造剖面示意圖。 第5圖:係為本發明上述實_於非發柄龍之部分構 造剖面示意圖。 ^6圖:係為本發明又—實施例之部分構造剖面示意圖 第7圖:係為本發明又一實施例之部分構造剖面示意圖 第8圖:係為本發明又一實施例之部分構造剖面示^圖 【主要元件符號說明】 1〇 第二基板組件 11透明基板 13 黑色矩陣 150 彩色光阻層 170 平坦化層 19〇障蔽層 2〇〇有機電激發光裝置 23 有機發光層 100第一基板組件 110 透明基板 130 黑色矩陣 17 平坦化層 19 障蔽層 20 有機電激發光元件 21 第一電極 241發光作用區 15 非發光作用區 25 第二電極 第二基板組件 300 第一基板組件 透明基板 310 透明基板 黑色矩陣 330 黑色矩陣 絕緣層 340 絕緣層 彩色光阻層 37 平坦化層 平坦化層 39 障蔽層 障蔽層 391 鏤空部 有機電激發光元件 401 有機電激發光裝置 有機電激發光裝置 405 有機電激發光裝置 有機電機發光裝置 409 有機電激發光裝置 第一電極 43 有機發光層 第二電極 50 第二基板組件 絕緣層 60 第二基板組件 平坦化層10 In summary, it is understood that the present invention relates to an organic electroluminescent device, in particular to an organic electroluminescent device and a substrate assembly, which can effectively prevent abnormal conduction by an insulating layer. The situation happened. Therefore, the present invention is a novelty, progressiveness, and the ability to be used by the industry, and should meet the requirements of the patent application. Undoubtedly, the invention patent application is filed according to law. Please: The reviewing committee has given the invention patent as early as possible. . The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the practice of the present invention, that is, the variations and modifications of the scope of the invention (S) 14 1302759, etc. The structure, characteristics and spirit should be included in the Garden of the Present. [Simple diagram of the drawing] A schematic diagram of a conventional organic electroluminescent device. A schematic cross-sectional view of a conventional organic electroluminescent device. =3=· is a partial cross-sectional view of an organic electroluminescent device for f. Figure 4 is a schematic cross-sectional view showing a portion of a preferred embodiment of the organic electroluminescent light of the present invention. Fig. 5 is a schematic cross-sectional view showing the structure of the above-mentioned part of the invention. Figure 6 is a schematic cross-sectional view showing a part of the structure of the present invention. Fig. 7 is a partial cross-sectional view showing another embodiment of the present invention. Fig. 8 is a partial structural section of still another embodiment of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS [Main component symbol description] 1 〇 second substrate assembly 11 transparent substrate 13 black matrix 150 color photoresist layer 170 planarization layer 19 〇 barrier layer 2 〇〇 organic electroluminescent device 23 organic luminescent layer 100 first substrate Component 110 transparent substrate 130 black matrix 17 planarization layer 19 barrier layer 20 organic electroluminescent element 21 first electrode 241 light-emitting region 15 non-light-emitting region 25 second electrode second substrate assembly 300 first substrate assembly transparent substrate 310 transparent Substrate black matrix 330 black matrix insulating layer 340 insulating layer color photoresist layer 37 flattening layer planarizing layer 39 barrier layer barrier layer 391 hollow portion organic electroluminescent element 401 organic electroluminescent device organic electroluminescent device 405 organic electric excitation Optical device organic motor lighting device 409 organic electroluminescent device first electrode 43 organic light emitting layer Second electrode assembly 50 of the second substrate 60 of the second insulating layer planarizing layer substrate assembly

1616

Claims (1)

302759 8 •其組合式之其t之—者,而成為—第— 二凊:利範圍第7項所述之基板組件,:”第 組件上係設置有至少一有 ::,: 有機電激發光元件係包括右n哲7^件’而该 有機發光層及至少—第二電極極、至少一 激發光裝置。 ° 以成為一有機電 •Π::第i項所述之基板組件,其中該平坦 者。θ係、擇為一有機材料及一無機材料之其中之一 10 11 第1項所述之基板組件,其中該絕緣 色矩陣之間係可增設有一彩色光阻層、 色轉換層及其組合式之其中之一者。 曰 尤 2有機電激發光裝置之基板組件,其主要構造 括有: 一透明基板; 一黑色矩陣,設置於該透光基板上; 一平坦化層,設置於該黑色矩陣上;及 一絕緣層,設置於該平坦化層上,其中該絕緣層之電 阻抗係大於100000歐姆-公分,且其介電常數係小於 11·9法拉/公尺。 12 ·如申請專利範圍第11項所述之基板組件,其中該絕緣 層之厚度係大於300埃。 13 ·如申請專利範圍第11項所述之基板組件,其中該絕緣 層上係可選擇設置有至少一第一電極、至少一第二電 1302759 極及其組合式之其中之—者。 14·如申請專利範圍第13項 置有該第-電極及該第二基板組件,其中該未設 少一鏤空部。 电極之絕緣層上係存在有至 15·如申請專利範圍第n 基板及該黑色矩陣上孫、之基板組件’其中該透明 基=其組合式之其中之-者,而為-第- 16 .:申請專利範圍第15項所述之基 J板組件上係設置有至少-有機電激發光元::; =:先元件係包括有至少-第-電極至二 17 有機^光層及至少一第二電極。 如申請專利範圍第u項所述之基板組件, 化層係可選擇為-有機材料及一無機材料^其 者。 18 =有機電激發光裝置之基板組件,其主要構造 括有: 一透明基板; 黑色矩陣’設置於該透明基板上;及 —平坦化層,設置於該黑色輯上,其巾該平坦化層 之電阻抗係大於100000歐姆-公分,且其介電常數^ 小於11.9法拉/公尺。 '、 19 ·如申請專利範圍第18項所述之基板組件,其中該平扫 化層之厚度係大於1微米。 —302759 8 • The combination of the t-, and becomes the - the second: the substrate component described in item 7 of the benefit range: "The first component is provided with at least one of::,: organic electric excitation The optical component includes a right illuminator layer and the organic luminescent layer and at least a second electrode, at least one excitation light device. ° to become an organic device: the substrate component described in item i, wherein The flat component is a substrate component according to the above aspect, wherein the insulating color matrix is further provided with a color photoresist layer and a color conversion layer. The substrate assembly of the Chiyou 2 organic electroluminescent device has the following main structures: a transparent substrate; a black matrix disposed on the transparent substrate; a planarization layer, And on the black matrix; and an insulating layer disposed on the planarization layer, wherein the insulation layer has an electrical impedance of more than 100,000 ohm-cm and a dielectric constant of less than 11.9 Farads/meter. For example, in the scope of claim 11 The substrate assembly, wherein the thickness of the insulating layer is greater than 300 angstroms. The substrate assembly of claim 11, wherein the insulating layer is optionally provided with at least one first electrode, at least one The first electrode and the second substrate assembly are provided in the thirteenth item of the invention, and the insulating layer of the electrode is not provided. The upper system has a substrate assembly of the nth substrate of the patent application range and the substrate of the black matrix, wherein the transparent substrate = one of the combinations thereof, and is -16 -: Patent application scope The base J plate assembly according to Item 15 is provided with at least an organic electroluminescence element::;: The first element includes at least a first-electrode to two-seven organic light layer and at least one second electrode. The substrate assembly according to the scope of claim 5, wherein the layer can be selected from an organic material and an inorganic material. 18 = a substrate assembly of an organic electroluminescent device, the main structure of which comprises: a transparent substrate ; black matrix 'set And disposed on the transparent substrate; and the planarization layer is disposed on the black series, and the electrical resistance of the planarization layer of the towel is greater than 100,000 ohm-cm, and the dielectric constant ^ is less than 11.9 Farads/meter. The substrate assembly of claim 18, wherein the flat layer has a thickness greater than 1 micron.
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Publication number Priority date Publication date Assignee Title
TWI692865B (en) * 2018-11-21 2020-05-01 友達光電股份有限公司 Display device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI692865B (en) * 2018-11-21 2020-05-01 友達光電股份有限公司 Display device

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