201224585 六、發明說明： 【發明所屬之技術領域】 電路製作方法’尤指一種 ’且不傷及透明導電層之 本發明係關於一種觸控板之 可快速去除非電路部分之金屬膜 觸控板電路製作方法。 【先前技術】 ★近年來，由於越來越多的電子產品上配備有顯示器， 藉以提供運作或功能畫面給❹者。此外，為了讓產 於操作，越來越多產品使關控面板，提供使用者 更友善的圖形化操作介面。 例如行動電活、數位相機、數位音樂播放器幻、個 =位助理器陶、衛星導航器(Gps)、自動提款機 ’甚至電腦螢幕料，使用圖形化操作介面加上觸控 面板’可讓❹者以更直觀时式騎互動錢入操作， 大Ί1田改善人與機ϋ之間溝通介面的親善性’並提 作的效率。 月 > 閱第1圖，係習用觸控面板模組之剖面示意圖。 習用之觸控面板模組1〇主要係於一下基板12及一上基板 14之一表面分別形成一氧化銦錫（11〇)層12丨及Μ〗後， 再分別於氧化銦錫層121、141上以銀膠塗佈形成一銀膠電 路層 123、143。 塗佈銀膠後需經烘烤，再於上基板14與下基板12之 201224585 間設置接合條16加以接合，並於下基板12之銀膠電路層 123與氧化銦鍚層丨21及上基板14之銀膠電路層143與氧 化銦錫層141之間填入彈性物質，藉以形成一間隔層18。 然而，銀膠塗佈後具有相當的厚度，約1〇#11]至2〇# m，且各處不容易均句，^常導致上下基板接合時間隔層 18之厚度過大，或間隔層18之密封度欠佳等等問題。201224585 VI. Description of the Invention: [Technical Field] The circuit manufacturing method, in particular, does not damage the transparent conductive layer. The present invention relates to a metal film touch panel capable of quickly removing non-circuit portions of a touch panel. Circuit making method. [Prior Art] ★ In recent years, more and more electronic products are equipped with displays to provide operational or functional images to the viewers. In addition, in order to make the operation, more and more products make the control panel, providing users with a more user-friendly graphical operation interface. For example, mobile electro-optical, digital camera, digital music player, digital assistant, satellite navigation (Gps), cash dispenser 'even computer screen, using graphical interface plus touch panel' Let the leader take the interactive money into the operation in a more intuitive way, and improve the efficiency of the communication interface between the person and the machine. Month > Read Figure 1 is a schematic cross-sectional view of a conventional touch panel module. The conventional touch panel module 1 is mainly formed on the surface of one of the lower substrate 12 and the upper substrate 14 to form an indium tin oxide (11 Å) layer 12 丨 and Μ, respectively, and then respectively in the indium tin oxide layer 121, A silver glue circuit layer 123, 143 is formed on 141 by silver paste coating. After the silver paste is applied, it is baked, and then the bonding strip 16 is disposed between the upper substrate 14 and the lower substrate 12 of 201224585, and is bonded to the silver paste circuit layer 123 and the indium oxide layer 21 and the upper substrate of the lower substrate 12. An elastic substance is filled between the silver paste circuit layer 143 of 14 and the indium tin oxide layer 141 to form a spacer layer 18. However, after the silver paste is applied, it has a considerable thickness, about 1 〇 #11] to 2 〇 #m, and it is not easy to be everywhere, and often the thickness of the spacer layer 18 is too large when the upper and lower substrates are joined, or the spacer layer 18 The problem of poor sealing and so on.
【發明内容】 本發明之主要目的，在於提供一種觸控板之電路製作 方法，尤指-種可快速去除非電路部分之金屬膜，且不傷 及透明導電層之觸控板電路製作方法。 本發明之次要目的，在於提供一種觸控板之電路製作 方法’其主要係於透明導電層表面形成—金屬膜，並於金 屬膜上形成—電_形之保護層，可祕刻後得到金屬膜 形成之觸控板電路。 、 、本發之又-目的，在於提供—種觸控板之電路製作 方法’其主要係使職化鹽類歸為SUMMARY OF THE INVENTION The main object of the present invention is to provide a method for fabricating a circuit of a touch panel, and more particularly to a method for fabricating a touch panel circuit that can quickly remove a metal film of a non-circuit portion without damaging the transparent conductive layer. A secondary object of the present invention is to provide a circuit for manufacturing a touch panel, which mainly forms a metal film on the surface of the transparent conductive layer, and forms a protective layer on the metal film, which can be secretly obtained. A touch panel circuit formed of a metal film. And the purpose of the present invention is to provide a circuit for making a touch panel, which is mainly based on the classification of occupational salts.
與觸控板之導電部分分別連接A 、 1刀刀扪逑接一直流電源之負極與正極， 了丨夬速去除非電路部分之金屬臈。 本發明之又-目的，在於提供一種觸控板之電路製作 =之:中中2板可選擇為可撓性基板、塑膠基板及破璃 方法本種觸控板之電路製作 201224585 本發明之又一目的，在於提供-種觸控板之電路製作 方：由其金屬膜可選擇為金膜、銀膜、銅膜、 之其中之一。 眠 、本發明之又—目的’在於提供—種職板之電 方法，其保護層可選擇為油膜層及光阻層之其中之一。 、本毛月之又目的，在於提供一種觸控板之電路製作 方法’其氣化鹽類溶液係以氣化納溶液為較佳。 本發明之又—目的，在於提供—種職板之電路製 方法，其金屬膜之厚度介於至一之間。 、、本發明之又-目的’在於提供—種職板之電路製作 方法，其觸控板可於置人氣化鹽類溶液後， 連接直流電源之正極。 电丨刀 本發明之又-目的，在於提供一種觸控板之電路製作 方法’其觸控板可於導電部分連接直流電源之正極後 緩緩置入氣化鹽類溶液中。 、為達成上述目的，本發明提供一種觸控板之電路製作 『法’包含有：提供—基板；於該基板之-表面形成一透 導電層，對該透日@導電層進行#刻*形成複數個透明電 極；於該基板及複數個透明電極上覆蓋—金屬膜；於該金 屬膜上形成"電路圖形之保護層；提供-直流電源、一導 體及-氣化鹽類溶液；將該導體及該基板置於氣化鹽類溶 ^中’並令該導體與基板之導電部分分別連接直流電源之 、極與正極；及去除該保護層。 201224585 【實施方式】 請參閱第2圖、第3圖及第4圖，係分別為本發明一 較佳實施例之流程圖、觸控板於_前之剖面示意圖及钱 刻配置不意圖。如圖所示，本發明之觸控板電路製作方法， 首先提供-基板32，並於該基板32之—表面形成一透明 導電層34，如步驟201。Connected to the conductive part of the touchpad, respectively, A, 1 knife spliced to the negative and positive poles of the DC power supply, and the metal 臈 of the non-circuit part is removed at idle speed. A further object of the present invention is to provide a circuit for making a touch panel: a medium-sized 2 board can be selected as a flexible substrate, a plastic substrate, and a glass breaking method. The circuit of the touch panel is manufactured 201224585 One purpose is to provide a circuit for making a touch panel: one of the gold film, the silver film, and the copper film may be selected from the metal film. Sleeping, the purpose of the present invention is to provide an electrical method for the seed board, the protective layer of which may be selected as one of an oil film layer and a photoresist layer. The purpose of this month is to provide a method for fabricating a touch panel. The vaporized salt solution is preferably a gasified nano solution. Still another object of the present invention is to provide a circuit manufacturing method for a seed board in which the thickness of the metal film is between one to one. The purpose of the present invention is to provide a method for fabricating a circuit board, wherein the touch panel can be connected to the positive electrode of the DC power source after the gasification of the salt solution. Electric boring tool Another object of the present invention is to provide a circuit for manufacturing a touch panel. The touch panel can be slowly placed in the vaporized salt solution after the conductive portion is connected to the positive electrode of the DC power source. In order to achieve the above object, the present invention provides a circuit for manufacturing a touch panel, which comprises: providing a substrate; forming a transparent conductive layer on the surface of the substrate, and forming a transparent layer on the surface of the substrate. a plurality of transparent electrodes; covering the substrate and the plurality of transparent electrodes with a metal film; forming a protective layer of the circuit pattern on the metal film; providing a DC power source, a conductor and a gasification salt solution; The conductor and the substrate are placed in a gasification salt and the conductive portion of the conductor and the substrate are respectively connected to the pole and the positive electrode of the DC power source; and the protective layer is removed. 201224585 [Embodiment] Please refer to FIG. 2, FIG. 3 and FIG. 4, which are flowcharts of the preferred embodiment of the present invention, a cross-sectional view of the touch panel in front of the _ front view, and a non-intentional configuration. As shown in the figure, in the method for fabricating the touch panel circuit of the present invention, a substrate 32 is first provided, and a transparent conductive layer 34 is formed on the surface of the substrate 32, as in step 201.
該透明導電層34需依觸控板30之需求進行钱刻，形 成複數個透明電極，如步驟2〇3。形成-金屬膜36覆蓋^ 基板32二與透明電極34上’並於金屬膜％ ±形成一電路圖 形之保濩層38 ’如步驟205及步驟207。 提供一直流電源44、一導體46及一氣化鹽類溶液42, 將該導體46做為電極連接直流電源44之負極，觸控板仂 之導電部分（例如金屬膜481或透明電極34)則連接直产電 :原;44之正極，將導體46及觸控板48置入氯化鹽類：液 八中並通電，即可快速去除金屬膜481非電路所需之部 分，且不會傷及透明電極34，如步驟209、步驟211及第 4圖所示。最後，將該電路圖形之保護層彻去除，即可 完成觸控板電路之製作，如步驟213所示。 〜清參閱第5圖，係本發明觸控板之透明電極單元 意圖。如圖所示’一觸控板包含有複數個透 電極早几50。各透明電極單元5〇包含有：一基板μ、 —透明電極54及複數個金屬膜電路56。 之用金屬膜製作電路’可依需求將金屬膜電路56 又工制於〇.1_至i"之間，如此的厚度在後續的 201224585 製程中（例如上板與下板接合及間隔層製作）幾乎可忽略不 計。且金屬膜電路56之表面平整度高，不會影響間隔層之 密封度。 本發明之觸控板電路製作方法可運用於各式基板材質 之觸控板，如可撓性基板、塑膠基板或玻璃基板等等。其 中所使用之透明導電層或透明電極可選擇為氧化銦錫 (ΙΤ0)、氧化銦鋅（IZ0)、氧化辞鋁（AZ〇)、氧化錫銻（AT〇)、 氧化鋅（Ζη〇2)、氧化錫（Sn〇2)、摻氟氧化錫（FT〇)之其中之 一。製作電路之金屬膜則可選擇為金膜、銀膜、銅膜、鋁 臈、錫膜或其與其他金屬之合金薄膜等等，利用蒸鑛、淹 鐵或電鑛等方式覆蓋於基板與透明電極上。電路圖形之保 護層則可選擇以油膜層或光阻層實施。 ’、 此外，本發明之觸控板電路製作方法，尚可先將觸老 板之導電部分連接至直流電源之正極，通電後再緩緩置/ 氣化鹽類溶液中。 根據實驗結果，觸控板先置人氣化鹽類溶液中，再行 、電，該金屬膜裸露於保護層之外的部分約於1〇至 之間即可完全去除。 y 電，再緩緩置入氣化鹽類 之外的部分於接觸到溶液 ^若觸控板之導電部分先行通 '合液中，則金屬膜裸露於保護層 時’即馬上被去除。 ”中’該氣化鹽類溶液係以氣化鋼溶液為較佳。 路部觸控板電路製作方法，可快速去除非$ 金屬膜，^不會對透明電極造成損傷，尚可提^ 201224585 觸控板模組組裝時之精確度。 以上所述者，僅為本發明之實施例而已，並非用來限 定本發明實施之範圍’即凡依本發㈣請翻範圍所述之 开/狀構^特徵、方法及精神所為之均等變化與修飾， 均應包括於本發明之申請專利範圍内。 【圖式簡單說明】 第1圖.係習用觸控板模組之剖面示意圖。 第2圖··係本發明一較佳實施例之流程圖。 第3圖：係本發明觸控板—較佳實_㈣前之剖面示意 圖。 第4圖··係本發明一較佳實施例之蝕刻配置示意圖。 第5圖：係本發明觸控板之透明電極單元—較佳實施例之 示意圖。The transparent conductive layer 34 needs to be engraved according to the requirements of the touch panel 30 to form a plurality of transparent electrodes, as in step 2〇3. The forming-metal film 36 covers the substrate 32 and the transparent electrode 34, and forms a circuit pattern of the protective layer 38' at the metal film %± as in steps 205 and 207. A DC power source 44, a conductor 46, and a gasification salt solution 42 are provided. The conductor 46 is connected as an electrode to the cathode of the DC power source 44, and the conductive portion of the touch panel (for example, the metal film 481 or the transparent electrode 34) is connected. Direct production: the original; 44 positive electrode, the conductor 46 and the touchpad 48 are placed in the chlorinated salt: liquid eight and energized, can quickly remove the metal film 481 non-circuit required parts, and will not hurt The transparent electrode 34 is as shown in step 209, step 211 and FIG. Finally, the protection layer of the circuit pattern is completely removed, and the touch panel circuit is completed, as shown in step 213. ~ Clear reference to Fig. 5 is intended to be a transparent electrode unit of the touch panel of the present invention. As shown in the figure, a touch panel contains a plurality of through electrodes as early as 50. Each of the transparent electrode units 5A includes a substrate μ, a transparent electrode 54, and a plurality of metal film circuits 56. The metal film circuit can be fabricated between the 〇.1_ to i" as required, such thickness is in the subsequent 201224585 process (for example, the upper plate and the lower plate are joined and the spacer layer is fabricated). ) Almost negligible. Moreover, the surface of the metal film circuit 56 has a high flatness and does not affect the sealing degree of the spacer layer. The touch panel circuit manufacturing method of the present invention can be applied to touch panels of various substrate materials, such as a flexible substrate, a plastic substrate or a glass substrate. The transparent conductive layer or transparent electrode used therein may be selected from indium tin oxide (ΙΤ0), indium zinc oxide (IZ0), aluminum oxide (AZ〇), tin oxide (AT〇), and zinc oxide (Ζη〇2). One of tin oxide (Sn〇2) and fluorine-doped tin oxide (FT〇). The metal film for making the circuit can be selected as a gold film, a silver film, a copper film, an aluminum bismuth film, a tin film or an alloy film thereof with other metals, etc., and is covered with a substrate by means of steaming, flooding or electric ore, and transparent. On the electrode. The protective layer of the circuit pattern can be implemented as an oil film layer or a photoresist layer. In addition, in the method for fabricating the touch panel circuit of the present invention, the conductive portion of the touch panel can be connected to the positive electrode of the DC power source, and then slowly set/gasified in the salt solution after being energized. According to the experimental results, the touchpad is placed in the popularized salt solution, and then the electric circuit is exposed, and the portion of the metal film exposed outside the protective layer is completely removed from about 1 〇 to about 。. y, then slowly put the part outside the gasification salt into contact with the solution. ^ If the conductive part of the touch panel passes through the 'liquid, the metal film is exposed to the protective layer' and is removed immediately. "中中" The gasification salt solution is preferably a gasified steel solution. The road touch panel circuit manufacturing method can quickly remove the non-metal film, and will not cause damage to the transparent electrode, and can still be raised ^ 201224585 Accuracy of assembling the touch panel module. The above is only an embodiment of the present invention, and is not intended to limit the scope of the implementation of the present invention, that is, the opening/closing according to the scope of the present invention. Equivalent changes and modifications of the features, methods, and spirits are all included in the scope of the present invention. [Simplified Schematic] Fig. 1 is a schematic cross-sectional view of a conventional touch panel module. A flow chart of a preferred embodiment of the present invention. Fig. 3 is a cross-sectional view of the touch panel of the present invention, preferably _ (four). Fig. 4 is an etching process of a preferred embodiment of the present invention. Schematic diagram of the configuration. Fig. 5 is a schematic view showing a transparent electrode unit of the touch panel of the present invention.
【主要元件符號說明】 10 觸控面板模組 12 121 氧化姻錫層 123 14 上基板 141 143 銀膠電路層 16 18 間隔層 201至213 步驟 30 觸控板 32 34 透明導電層/透明電極 下基板 銀膠電路層 氧化銦錫層 接合條 基板 201224585 36 金屬膜 38 保護層 42 氣化鹽類溶液 44 直流電源 46 導體 48 觸控板 481 金屬膜 483 保護層 50 透明電極單元 52 基板 54 透明電極 56 金屬膜電路 8[Main component symbol description] 10 Touch panel module 12 121 Oxidized tin layer 123 14 Upper substrate 141 143 Silver circuit layer 16 18 Spacer layers 201 to 213 Step 30 Touch panel 32 34 Transparent conductive layer / transparent electrode lower substrate Silver plastic circuit layer Indium tin oxide layer bonding strip substrate 201224585 36 Metal film 38 Protective layer 42 Gasified salt solution 44 DC power supply 46 Conductor 48 Touch pad 481 Metal film 483 Protective layer 50 Transparent electrode unit 52 Substrate 54 Transparent electrode 56 Metal Membrane circuit 8