TWI235623B

TWI235623B - Manufacturing method for arranging electric circuit on touch panel using metal filming technology

Info

Publication number: TWI235623B
Application number: TW92131635A
Authority: TW
Inventors: Shuen-Da Jian
Original assignee: Trendon Touch Technology Corp
Priority date: 2003-11-12
Filing date: 2003-11-12
Publication date: 2005-07-01
Also published as: TW200517025A

Abstract

The present invention provides a manufacturing method for arranging electric circuit on a touch panel using metal filming technology, which employs the metal filming technology to uniformly deposit the conductive metal onto the transparent conductive layer of a glass substrate at the positions close to the edges to form the required electric circuit. Thus, the present invention can effectively improve the uniformity of the circuit depth, provide higher hardness, and better weather durability and chemical resistance.

Description

1235623 修正 92131635 五、發明說明（1) 【發明所屬之技術領域】 •本發明係一種在觸控面板之導電玻璃上佈設電控線路之製造方法，尤指一種利用金屬鍍膜技術，將導電金屬均句堆積在一玻璃基板之透明導電層上鄰近其邊緣之位置，以形成所需電控線路之製造方法。【先前技術】近年來’感觸式之人機介面，如：觸控面板（Touch Panel)，已被廣泛地應用至各式各樣之電子產品中，如：全球定位系統（GPS)、個人數位助理（pda)、行動電話 (cellular phone)及掌上型電腦（Hand-held PC)等，以取代傳統之輸入裝置（如：鍵盤及滑鼠等），此一設計上之大幅改變，不僅提昇了該等電子裝置之人機介面親和性，更因省略了傳統輸入裝置，而騰出更多空間，供安裝大型顯示面板，方便使用者瀏覽資料。傳統上，觸控面板所使用之觸控技術，依其作動原理之不同，雖可分為光學式、超音波式、紅外線式、電容式及電阻式等數種，惟，目前仍以電阻式（Fi lm on Glass) 之觸控技術，最被廣泛應用於各式終端產品上，參閱第1 圖所示乃傳統電阻式觸控面板，該種觸控面板係採用電壓偵測方式感應’包括一彼覆有氧化姻錫（IT0)導電層之透明導電玻璃（ITO Glass)10及一由氧化銦錫（IT0)材料製成之透明導電薄膜（ITO Film)20，其中該透明導電玻璃1〇及薄膜20上，係利用網版印刷技術，將導電銀膠（si Iver paste)分別印刷至各該玻璃1〇及薄膜20上鄰近其邊緣之位1235623 Amendment 92131635 V. Description of the invention (1) [Technical field to which the invention belongs] • The present invention is a manufacturing method for laying electrical control circuits on the conductive glass of a touch panel, especially a method using metal coating technology to uniformly conduct conductive metals. Sentences are stacked on a transparent conductive layer of a glass substrate near its edges to form a manufacturing method of a desired electrical control circuit. [Previous technology] In recent years, touch-sensitive human-machine interfaces, such as: Touch Panel, have been widely used in various electronic products, such as: Global Positioning System (GPS), personal digital Assistants (pda), cellular phones, and hand-held PCs to replace traditional input devices (such as keyboards and mice). This design change significantly not only enhances The human-machine interface affinity of these electronic devices also frees up more space for the installation of large display panels because of the omission of traditional input devices, making it easy for users to browse data. Traditionally, the touch technology used in touch panels is divided into optical, ultrasonic, infrared, capacitive, and resistive types according to their operating principles. However, resistive types are still used today. (Film on Glass) touch technology is most widely used in various terminal products. Refer to Figure 1 for a traditional resistive touch panel. This type of touch panel is sensed by voltage detection. A transparent conductive glass (ITO Glass) 10 covered with a conductive layer of tin oxide (IT0) and a transparent conductive film (ITO Film) 20 made of indium tin oxide (IT0) material, wherein the transparent conductive glass 1〇 And the film 20, the screen printing technology is used to print a conductive silver paste (si Iver paste) to each of the glass 10 and the film 20 adjacent to its edge.

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置’以形成所需之電控線路1 1及2 1，嗣，再於各該電控線路11及21上依序形成一絕緣層12、22及一接著層13、23，並在該透明導電玻璃1〇及薄膜20間置入複數個間隔排列之間隔點（dot spacer)30，及在各該電控線路1丨及21上置入軟性排線1 1 1及2 1 1後，即可藉各該接著層丨3、2 3，將該透明導電玻璃10及薄膜20封合成一體，製作出所需之觸控面板0 當使用者以手指、筆或其他介質直接碰觸該透明導電薄膜2 0上之某一位置時，該位置之透明導電薄膜2 〇將與該透明導電玻璃10形成電氣上之導通，並在對應位置產生電位差’電路板之控制電路即根據由該等軟性排線丨n及21 j 自該等電控線路11及21所感測到之不同電位差，進一步計算出碰觸位置所在之座標值，並在該觸控面板之對應座標位置上顯示游標。同配之配示，在玻膜上軸之碰該透明令另於零一般言，傳統之電阻式觸控面板根據其電控線路之不線方式，又可分為四線（4 Wire)、五線或六線等不同線型式，茲以五線式觸控面板為例，參閱第2圖所其觸控面板在X及γ軸方向之四條電控線路，均係佈設璃基板之透明導電層上鄰近其周邊，而其透明導電薄則僅佈設一條電控線路，用來檢測（sampl ing) X及Y 電壓值，共計5條電控線路。當使用者以手指或筆觸觸控面板上P點位置時，控制電路將對該玻璃基板之導電層上之兩條電控線路1及2供應5伏特之電源，並一條電控線路4及5處於接地狀態（g r 0 u n d，即電麼等 )’此時’觸碰位置因阻抗發生變化，將產Set 'to form the required electrical control lines 1 1 and 21, and then, on each of the electrical control lines 11 and 21, sequentially form an insulating layer 12, 22 and a bonding layer 13, 23, and transparently A plurality of spaced-apart dot spacers 30 are placed between the conductive glass 10 and the thin film 20, and flexible cables 1 1 1 and 2 1 1 are placed on each of the electric control lines 1 丨 and 21, that is, The transparent conductive glass 10 and the thin film 20 can be sealed and integrated by using each of the bonding layers 3, 2 3 to make the required touch panel. 0 When the user directly touches the transparent conductive with a finger, pen or other medium When a certain position on the film 20 is formed, the transparent conductive film 20 at that position will be electrically connected with the transparent conductive glass 10, and a potential difference will be generated at the corresponding position. The control circuit of the circuit board is Lines n and 21 j further calculate the coordinate values of the touched positions from the different potential differences sensed by the electric control lines 11 and 21, and display a cursor at the corresponding coordinate position of the touch panel. With the matching instructions, the transparency on the upper axis of the glass film is different from zero. In general, the traditional resistive touch panel can be divided into four wires according to the disconnection of its electrical control circuit. Five-wire or six-wire different line types are used as an example. Refer to Figure 2. The four electrical control lines of the touch panel in the X and γ axis directions are all transparent and conductive glass substrates. The layer is adjacent to its periphery, and its transparent conductive thin layer is only provided with one electrical control line for sampling X and Y voltage values, a total of 5 electrical control lines. When the user touches the position of point P on the touch panel with a finger or a pen, the control circuit will supply 5 volts of power to the two electrical control lines 1 and 2 on the conductive layer of the glass substrate, and one electrical control line 4 and 5 In the grounded state (gr 0 und, ie, electricity, etc.) 'At this time', the contact position will change due to impedance changes, which will produce

第6頁 1235623 j 號 9213〗f^ 五、發明說明（3) J該透：導電薄膜上之電控線路可取樣到Vpy之電壓值，反之’當控制電路對該破璃美电^值工“二特之電源，並令另二條電控線路1及5 =於接也狀恶（ground ’ #電壓等於零）時，該透明導電薄 S之電控線路將取樣到Vpx之電壓值，該等Vpx及Vpy之 = 控制電路之計算比對後’即可迅速得知該？點所在之座標位置。 ^在現，，傳統觸控面板中，無論係採用四線、五線或、線式 4專電控線路均係利用網版印刷製程，將導電油，（銀膠）經由網版印刷至該玻璃基板之透明導電層上，但受限於網版及油墨特性，該等電控線路之成像品質，始終存在下列問題，對觸控面板之性能表現及製造面影響：今故W角 1、電阻之均勻度及穩定性不易控制：由下阻之計算公式可知： $ 4电 R = P*L/A = p*L/dh ，其中R係導線電阻；p係電控線路材質之電阻系數（比電阻I 係電控線路截面積；d係線路寬度；h係線路厚度。，遠等電控線路之材質及佈線型式固定之情形下，影響該等電控線路電阻值之參數，係其寬度與厚度，意即獲得均句一致之線路，係獲得穩定電阻值之關鍵。惟，由於利用傳統網版印刷製程，將導電油墨（銀膠）印刷至該透明導電層時’因網版上網目之開口率因素，致導電油墨之下墨面積一般均低於網版面積之50%，造成所印刷出之該等電控 i路之表面上，形成對應網目位置之凹凸起伏，此外，加五、發明說明（4) 電J之乾版或溢墨等問胃，均使得該等針對報點；特別是製程所製作出之觸控面版印刷製程在蔣與道導帝電玻璃表面間之附著力不#:傳統網版印刷處乎“，由墨（銀膠）印刷至該透明導電層後，經烘乾 j理复=電控線路，以標準錯筆硬度計測試該種電控j ί:::;力僅能承受_下之錯筆硬度’超過電#3繞:候性及耐化學性不佳：傳統網版印刷製程形成之銀膠，其成分内含約⑽之溶劑，令銀膠能呈態，ί躁過程中，溶劑隨溫度升高而揮 1中主導「並附者於該玻璃基板之透明導電層上，電層上係藉由膠之黏著力附著在該透明導環产Φ # r膠成之電控線路在乾躁後，又在製程或㈣劑或澄氣等會降低膠體黏著力之物質時黏銀：ί該透明導電層上之附著力，將隨膠體者力之降低，而出現品質不穩定之問題。制4、加工困難度較高且品質不易控制：傳 = ”之銀膠，由於係屬熱固化型，、銀膠之可以增印刷困難度及品質控制不易之問㉟， =ί;Γ^成人力及工時上無謂之浪費，且受限滿瓶頸，致所製成之觸控面板始終無法 1235623Page 6 1235623 j No. 9213〗 f ^ V. Description of the invention (3) J This transmission: The electrical control circuit on the conductive film can sample the voltage value of Vpy, otherwise 'when the control circuit is responsible for "The second special power supply, and make the other two electronic control lines 1 and 5 = when the connection is also evil (ground '# voltage is zero), the electrical control line of the transparent conductive thin S will sample to the voltage value of Vpx, etc. Vpx and Vpy = After the control circuit's calculation and comparison, you can quickly know the coordinate position of the? Point. ^ At present, in traditional touch panels, whether it is four-wire, five-wire, or linear 4 The special electronic control circuits are screen printing processes that use conductive oil (silver glue) to print on the transparent conductive layer of the glass substrate through screen printing. However, due to the characteristics of the screen and ink, the imaging of these electronic control circuits Quality, there are always the following problems, which affect the performance and manufacturing surface of the touch panel: For this reason, the angle W1, the uniformity and stability of the resistance is not easy to control: it can be known from the calculation formula of the lower resistance: $ 4 电 R = P * L / A = p * L / dh, where R is the resistance of the wire; p is the electrical control wiring material The specific resistance coefficient (specific resistance I is the cross-sectional area of the electronic control line; d is the width of the line; h is the thickness of the line. If the material and wiring type of the electrical control line are fixed, it will affect the resistance of these electrical control lines. The parameter is its width and thickness, which means that a uniform line is obtained, and it is the key to obtain a stable resistance value. However, when the conductive ink (silver glue) is printed to the transparent conductive layer using the traditional screen printing process' Due to the aperture ratio of the screen mesh, the ink area under the conductive ink is generally less than 50% of the screen area, resulting in the unevenness of the corresponding mesh position on the printed surface of these electronic control circuits. In addition, plus five, the description of the invention (4) The dry version of the DJ or the ink-spraying of the stomach, all make these targeted for reporting; especially the touch panel printing process produced by the manufacturing process is in Jiang Yudao The adhesion between the surfaces of electric glass is not #: Traditional screen printing is "". After printing from ink (silver glue) to the transparent conductive layer, it is dried after drying. The electrical control circuit is tested by a standard stylus hardness tester. This kind of electric control j ί :::; force only Withstand _ the wrong pen hardness' over electricity # 3 winding: poor weather resistance and chemical resistance: the silver glue formed by the traditional screen printing process, the composition contains about ⑽ solvent, so that the silver glue can be in a state, ί During the irritable process, the solvent will dominate as the temperature rises, and it will be attached to the transparent conductive layer of the glass substrate. The electrical layer is adhered to the transparent guide ring by the adhesive force of the adhesive. After the electric control circuit is dry, it will stick to silver when the process or tincture or clear gas will reduce the adhesive force of the colloid: ί The adhesion on the transparent conductive layer will appear as the force of the colloid decreases. The problem of unstable quality. Production 4. High processing difficulty and difficult to control quality: The silver glue of "=" is a heat curing type, and silver glue can increase printing difficulty and quality control. = ί; Γ ^ A waste of human power and man-hours, and the bottleneck is limited, so the touch panel made cannot always be 1235623

之雷據上所述，如何開發出更佳之製程，以製作出高品質之控線路’即成為現今各觸控面板之設計與製造廠商虽欲解決之一重要課題。【發明内容】 ^有鐘於前述利用傳統網版印刷製程，將導電油墨（銀膠）印刷至一玻璃基板之透明導電層上時，所發生之諸多 =失、，發明人乃依其從事觸控面板之製造經驗及技術，針 \上述缺失悉心研究各種解決方法，並經過不斷研究、妯二改良後，終於開發設計出本發明之一種利用金屬鍍膜田1ί觸控面板上佈設電控線路之製造方法，該方法係利 =屬鍍膜技術1導電金屬均勻堆積在一玻璃基板之透 =電層上鄰近其邊緣之位置，形成所需之電控線路，以 @1改善線路厚度之均勻性，並令其具備較高之硬度，及孕乂隹之耐候性及耐化學性。詈Μ ί便貴審查委員能對本發明之目的、形狀、構造裝入斂及其功效，做更進一步之認識與瞭解，茲舉施例配合圖式，詳細說明如下：【實施方式】According to the above description, how to develop a better process to produce high-quality control circuits ’has become an important issue for today ’s touch panel design and manufacturing manufacturers. [Summary of the Invention] ^ Youzhong used the traditional screen printing process to print conductive ink (silver glue) on the transparent conductive layer of a glass substrate. Many things happened. Panel manufacturing experience and technology, the above-mentioned lack of careful study of various solutions, and after continuous research and improvement, finally developed the design of the present invention using a metal-plated field 1 触控 touch panel installation of electrical control circuit manufacturing Method, which is a method of coating technology. 1. Conductive metal is evenly deposited on a glass substrate. The transparent layer is located near the edge of the electrical layer to form the required electrical control circuit. @ 1 improves the uniformity of the circuit thickness, and Make it have higher hardness, and the weather resistance and chemical resistance of pregnancy.詈 Μ ί The review committee can further understand and understand the purpose, shape, structure, and effect of the present invention, and hereby give examples to illustrate the details below. [Embodiment]

本發明係一種利用金屬鍍膜技術在觸控面板上佈設電 :屬21製造方法’該方法係利用金屬鍍膜技術，將導電 _，堆積在一觸控面板之導電玻璃上鄰近其邊緣之位炎Μ =成所需之電控線路。在本發明之一較佳實施例中，所示’該方法包括下列步驟·· 1235623 _塞號 92131635__年月日_修正___ 五、發明說明（6) (5 0 1 )首先，參閱第4圖所示，係先將一用以製作觸控面板之一透明導電玻璃40，送入一清洗機60中，該導電玻璃4 0包括一玻璃基板41，該玻璃基板41上披覆有一氧化銦錫（ITO)材料之透明導電層42，該清洗機60係用以對該透明導電層42表面進行清洗（Spray rinsing)、刷磨 (scrubbing)及吹乾（blowing)等處理，以清除該透明導電層42表面上之雜質或污物； (5 0 2 )俟清洗完成後，利用印刷技術，在該透明導電層42上’預定保留之中央位置處，參閱第5圖所示，塗佈一防蝕刻油墨層4 3 ; (503)嗣，將該導電玻璃40送入一蝕刻槽70，參閱第6 圖所示’對該透明導電層4 2進行餘刻處理，將該玻璃基板 41上鄰近其周邊且未塗佈該防蝕刻油墨層4 3之該透明導電層42蝕刻掉； ( 504 )將該導電玻璃40送入一去墨槽8〇，參閱第7圖所示，藉該去墨槽8 0將該透明導電層4 2表面所塗佈之該防钱刻油墨層4 3清除； (5 0 5 )俟完成去墨處理後，再利用顯影技術，在該玻璃基板41及該透明導電層42上形成一遮罩層（mask)44，參閱第8圖所示，僅令欲設置電控線路之預定部位4 41露出； (506)嗣’再將該導電玻璃40送入一賤鑛室9〇中，參閱第9圖所示’對欲設置電控線路之預定部位4 41進行賤鍍，令靶材91 (target，如··銀）内之導電金屬91丨（如··銀離子）被撞擊而游離出來，均勻附著在該預定部位4 41 ; ( 507) 俟附著在該預定部位441 之該導電金屬911 堆積 1235623 ___案號 92131635 五、發明說明（7)The present invention is a method for laying electricity on a touch panel using metal coating technology: belonging to 21 manufacturing method. The method is to use metal coating technology to deposit conductive conductive materials on a conductive glass of a touch panel adjacent to its edge. = The required electrical control circuit. In a preferred embodiment of the present invention, it is shown that the method includes the following steps: 1235623 _ plug No. 92131635__ year month day _ correction ___ 5. Description of the invention (6) (50 0 1) First, refer to the section As shown in FIG. 4, a transparent conductive glass 40 for making a touch panel is first sent to a washing machine 60. The conductive glass 40 includes a glass substrate 41, and the glass substrate 41 is covered with an oxide. The transparent conductive layer 42 of indium tin (ITO) material, the cleaning machine 60 is used to clean the surface of the transparent conductive layer 42 (Spray rinsing), scrubbing (brushing) and blowing (blowing) to remove the Impurities or dirt on the surface of the transparent conductive layer 42; (5 0 2) 后 After the cleaning is completed, apply printing technology to the 'preserved central position' on the transparent conductive layer 42 as shown in FIG. 5 and apply An anti-etching ink layer 4 3; (503) 嗣, send the conductive glass 40 into an etching tank 70, and refer to FIG. 6 to perform the post-etching treatment on the transparent conductive layer 4 2 on the glass substrate 41 The transparent conductive layer 42 is etched near its periphery without applying the anti-etching ink layer 43. (504) The conductive glass 40 is sent to an ink-removing tank 80, as shown in FIG. 7. By the ink-removing tank 80, the anti-money engraved ink coated on the surface of the transparent conductive layer 4 2 is shown. Layer 4 3 is removed; (5 0 5) 俟 After the deinking process is completed, a developing technology is used to form a mask 44 on the glass substrate 41 and the transparent conductive layer 42, as shown in FIG. 8. Only the predetermined part 4 41 of the electric control circuit to be set is exposed; (506) 嗣 'Then the conductive glass 40 is sent to a basement room 90, refer to FIG. 9' for the electric control circuit to be set The predetermined part 4 41 is plated to make the conductive metal 91 丨 (such as silver ions) in the target material 91 (target, such as silver) free from the impact, and uniformly adhere to the predetermined part 4 41; (507 ) The conductive metal 911 deposited on the predetermined portion 441 is deposited 1235623 ___ Case No. 92131635 V. Description of the invention (7)

至一預定厚度，形成所需之電控線路時，再將該遮罩層44 清除’即在該導電玻璃40上形成所需之電控線路45，^ 第1 0圖所示。在該實施例中，由於該等電控線路45係由該靶材9丨内所含之導電金屬9 11均勻堆積而成，故不僅厚度均勻，阻抗值穩定，且具有較高之硬度’以銀所形成之電控線路為例，經實驗證明’至少可通過9H之鉛筆硬度測試。此外: 由於该實施例係以金屬鍍膜技術，令該導電金屬g 1 1直接以堆積方式，附著在該玻璃基板4 1及該透明導電層4 2之預定位置’以形成所需之電控線路45，故該電控線路45不僅品質穩定，不受溶劑或溼氣之影響，且製作時，只需對相關之機具設備，設定好所需之作業參數，即可生產品質一致之產品，有效避免了需過度依賴印刷人員之技術及經驗之問題。另，該實施例在進行金屬鍍膜處理時，所使用之該乾材91及其内所含之導電金屬911，並無傳統銀膠之有效工^乍時間之限制，故可免除需不時更新油墨及清理網版，問題，不僅有效改善了該導電玻璃4〇上電控線路45之品夤％疋性’提昇了產品良率，更可大幅降低了人力及工時上之無謂浪費。 >以上所述，僅係本發明之一較佳實施例，惟本發明實際轭作時，該透明導電層所使用之材料並不限於氧化銦錫材料，該金屬鍍膜技術及所使用之靶材亦不限於濺鍍技術及銀丄按凡熟悉該項技藝人士，依本發明之技術理念，採用/、匕材料及金屬鍍膜技術，令導電金屬以金屬鍍膜方直接堆積附著在該導電玻璃4〇之預定位置，形成所需When a desired electrical control circuit is formed to a predetermined thickness, the shielding layer 44 is further removed ', that is, the required electrical control circuit 45 is formed on the conductive glass 40, as shown in FIG. 10. In this embodiment, since the electric control lines 45 are uniformly stacked from the conductive metal 9 11 contained in the target 9 丨, not only the thickness is uniform, the resistance value is stable, and the hardness is high. The electrical control circuit formed by silver is taken as an example, and it has been experimentally proven that it can pass a pencil hardness test of at least 9H. In addition: Since this embodiment is based on a metal coating technology, the conductive metal g 1 1 is directly deposited in a predetermined manner on the glass substrate 41 and the transparent conductive layer 4 2 to form a desired electrical control circuit. 45. Therefore, the electric control circuit 45 is not only stable in quality and not affected by solvents or moisture, and when it is manufactured, it only needs to set related operating equipment and equipment to set the required operating parameters to produce products of consistent quality, which is effective. It avoids the problem of excessive reliance on the skills and experience of the printing staff. In addition, in the embodiment, when the metal coating process is performed, the dry material 91 and the conductive metal 911 contained therein are not limited by the effective time of the traditional silver glue, so it can be exempted from time to time. The problems of ink and screen cleaning not only effectively improve the quality of the electrical control circuit 45 on the conductive glass 40, improve the product yield, but also greatly reduce the unnecessary waste of manpower and man-hours. > The above is only a preferred embodiment of the present invention, but when the actual yoke of the present invention is used, the material used for the transparent conductive layer is not limited to indium tin oxide material, the metal coating technology and the target used The materials are not limited to sputtering technology and silver. According to the technical concept of the present invention, those who are familiar with this technology use /, dagger materials and metal coating technology, so that conductive metals are directly deposited and attached to the conductive glass by metal coating. 4 〇's predetermined position to form the required

j 號 92131 五、發明說明（8) 之電控線路4 5，均你jg 4» a η 在太菸日Μ +ί屬本所欲保護之技術範籌。電控線路，"苴制你口於佈設在該破璃基板上鄰近其周邊之效能，岑塑^丨*品質及阻抗穩定性，對觸控面板之整體第4、η\θ Υ、，故在本發明之另一較佳實施例中，參閱 ji 〇 ^ 所二，可選擇在製作該導電玻璃40時，利用金、又、支術在該玻璃基板41之透明導電層42上鄰近其邊緣置，佈没一電控線路47，至於，該玻璃基板41上鄰近 /、、緣之位置，則利用網版印刷技術，佈設另一電控線路並令该一電控線路47及48在電氣上相導通，如此，即可在提昇觸控面板整體效能之同時，進一步降低產品之製作成本。以上所述，僅為本發明最佳具體實施例，惟本發明之構造特徵並不侷限於此，任何熟悉該項技藝者在本發明領域内’可輕易思及之變化或修飾，皆可涵蓋在以下本案之專利範圍。 1235623No. j 92131 V. The electric control circuit 4 5 of the description of invention (8), all of you jg 4 »a η in Taiyanri M + ί belong to the technical model that you want to protect. The electric control circuit, " controls the performance of your mouth on the broken glass substrate near its periphery, the quality and impedance stability, and the fourth, η \ θ Υ ,, Therefore, in another preferred embodiment of the present invention, referring to ji 〇 ^. Second, when the conductive glass 40 is manufactured, the transparent conductive layer 42 of the glass substrate 41 may be adjacent to the transparent conductive layer 42 by using gold, aluminum, and copper. An electric control circuit 47 is arranged on the edge, and as for the positions near and / or on the glass substrate 41, another electronic control circuit is laid using screen printing technology and the electric control circuits 47 and 48 are arranged on the glass substrate 41. Electrically connected, so that while improving the overall performance of the touch panel, the production cost of the product can be further reduced. The above description is only the best embodiment of the present invention, but the structural features of the present invention are not limited to this. Any changes or modifications that can be easily considered by those skilled in the art in the field of the present invention can be covered. The scope of patents in this case is as follows. 1235623

【圖式簡單說明】，1圖係傳統觸控面板結構之組立示意圖。薄膜之弟图係傳、、先觸控面板結構中導電玻璃及透明導電平面示意圖。第3圖係本發明之一較佳實施例之製作流程示意圖。第4圖係在該較佳實施例中，對導電玻璃進行清洗示意圖。〜示意圖。第1 0圖係該較佳實施例所製作圖。第11圖係本發明之另一較佳實施例所製作出立體示意圖。第5圖係在該較佳實施例中層後之剖面示意圖。第6圖係在該較佳實施例中示意圖。第7圖係在該較佳實施例中之示意圖。第8圖係在該較佳實施例中剖面示意圖。第9圖係在該較佳實施例中對導電玻璃塗佈防蝕刻油墨對導電玻璃進行蝕刻處理之對導電玻璃進行去油墨處理對導電玻璃塗佈遮罩層後之對導電玻璃進行濺鍍處理之出之導電破璃之立體示意之導電玻璃之【主要元件符號說明】透明導電玻璃........... 40 1235623 _案號 92131635_年月日__ 圖式簡單說明 ’ 玻璃基板....................................41 透明導電層.................................42 防I虫刻油墨層..............................43 遮罩層.......................................44 電控線路之預定部位.....................441 電控線路....................................4 5、4 7及4 8 清洗機.......................................60 · 蝕刻槽.......................................70 去墨槽.......................................80 濺鍍室.......................................90 9 & #..........................................91 導電金屬....................................911 ❿[Schematic description], Figure 1 is an assembly schematic diagram of the traditional touch panel structure. The thin film of the film is a schematic diagram of conductive glass and transparent conductive plane in the first touch panel structure. FIG. 3 is a schematic diagram of a manufacturing process of a preferred embodiment of the present invention. Fig. 4 is a schematic view of cleaning conductive glass in the preferred embodiment. ~ Illustration. Figure 10 is a drawing made by the preferred embodiment. Fig. 11 is a schematic perspective view made according to another preferred embodiment of the present invention. Fig. 5 is a schematic sectional view after the layer in the preferred embodiment. Fig. 6 is a schematic diagram in the preferred embodiment. Fig. 7 is a schematic diagram in the preferred embodiment. Fig. 8 is a schematic sectional view in the preferred embodiment. FIG. 9 shows that in the preferred embodiment, conductive glass is coated with an anti-etching ink, conductive glass is etched, conductive glass is deinked, and conductive glass is coated with a masking layer, and then conductive glass is sputtered. The three-dimensional schematic of the conductive glass that breaks out of the conductive glass [Description of the main component symbols] Transparent conductive glass .............. 40 1235623 _ Case No. 92131635_ Year Month Day __ Schematic simple description ' Glass substrate .............. 41 Transparent conductive layer ... ......... 42 Insect-proof ink layer ... 43 Masking layer ... .... 44 Pre-determined position of electric control circuit ......... 441 Electric control circuit ......... ....... 4 5, 4, 7 and 4 8 washing machine .............. 60.Etching groove .............. ......... 70 Go to the ink tank ............... ........ 80 Sputtering Chamber ............ .90 9 &# ............................. 91 Conductive metal......... ................. 911 ❿

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Claims

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請專利範圍 SR 92131635 修正、—種利用金屬鍍膜技術在觸控面板上佈設電控線胳之製造方法，該方法包括下列步驟：首先，係先將一用以製作觸控面板之一透明導電玻璃’該導電玻璃包括一玻璃基板，該玻璃基板上彼覆有一透明導電層，該透明導電層42表面進行清洗、刷磨及吹乾等處理’以清除該透明導電層42表面上之雜質或污物；俟清洗完成後，利用印刷技術，在該透明導電層上，預定保留之中央位置處，塗佈一防蝕刻油墨層；嗣’對該透明導電層進行蝕刻處理，將該玻璃基板上鄰近/、周邊且未塗佈該防餘刻油墨層之該透明導電層姓刻掉；將邊透明導電層表面所塗佈之該防蝕刻油墨層清除；俟完成去墨處理後，再利用顯影技術，在該玻璃基板及臧透明導電層上形成一遮罩層，僅令欲設置電控線路之預定部位露出；嘁，對欲設置電控線路之預定部位進行濺鍍，令靶材内之導電金屬被撞擊而游離出來，均勻附著在該預定部位；俟附著在該預定部位之該導電金屬堆積至一預定厚度，形成所需之電控線路時，再將該遮罩層清除，即在該導電玻璃上形成所需之電控線路。 2、如申請專利範圍第丨項所述之製造方法，其中該透 :玻璃基板十未披覆該透明導電層之位置，可利用金屬鍍、技術，佈設另一組電控線路，該二組電控線路在電氣上Please amend the scope of patent SR 92131635, a method for manufacturing electric control wires on the touch panel by using metal coating technology. The method includes the following steps: First, a transparent conductive glass is used to make a touch panel. 'The conductive glass includes a glass substrate, and the glass substrate is covered with a transparent conductive layer, and the surface of the transparent conductive layer 42 is cleaned, brushed, and blow-dried' to remove impurities or dirt on the surface of the transparent conductive layer 42. After the cleaning is completed, using a printing technology, an anti-etching ink layer is coated on the transparent conductive layer at a predetermined reserved central position; 嗣 'the transparent conductive layer is etched, and the glass substrate is adjacent to / 、 The transparent conductive layer surname without surrounding the anti-etching ink layer is engraved; the anti-etching ink layer coated on the surface of the transparent conductive layer is removed; 显影 After the deinking process is completed, the development technology is used again Forming a masking layer on the glass substrate and the transparent conductive layer to expose only a predetermined portion of the electric control circuit to be set; The predetermined part of the control circuit is sputtered, so that the conductive metal in the target material is dissipated by the impact and uniformly adheres to the predetermined part; 俟 The conductive metal attached to the predetermined part is deposited to a predetermined thickness to form the required electricity When the circuit is controlled, the masking layer is removed, that is, the required electrical control circuit is formed on the conductive glass. 2. The manufacturing method according to item 丨 in the scope of the patent application, wherein the transparent glass substrate is not covered with the transparent conductive layer, and another group of electrical control circuits can be arranged by using metal plating and technology. The two groups Electrical control circuit

第15頁 1235623 _案號92131635_年月日__ 六、申請專利範圍係呈相互導通之狀態。 3、如申請專利範圍第1項所述之製造方法，其中該透明玻璃基板上未披覆該透明導電層之位置，可利用網版印刷技術，佈設另一組電控線路，該二組電控線路在電氣上係呈相互導通之狀態。霉 4、如申請專利範圍第1項所述之製造方法，其中該透明導電層可為一氧化銦錫材料製成之透明導電層。 k 5、如申請專利範圍第1項所述之製造方法，其中該靶材可為一主要成份為銀之靶材。Page 15 1235623 _Case No. 92131635_ Year Month Date__ VI. The scope of patent application is in a state of mutual continuity. 3. The manufacturing method as described in item 1 of the scope of the patent application, wherein the transparent glass substrate is not covered with the transparent conductive layer, and another set of electrical control circuits can be arranged by screen printing technology. The control lines are electrically connected to each other. Mold 4. The manufacturing method as described in item 1 of the scope of patent application, wherein the transparent conductive layer may be a transparent conductive layer made of an indium tin oxide material. k 5. The manufacturing method as described in item 1 of the scope of patent application, wherein the target material may be a target material whose main component is silver.

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