阅读说明：本技术 一种用于笔记本的触控面板制造方法 (Manufacturing method of touch panel for notebook computer ) 是由 肖新煌 刘飞 于 2019-08-29 设计创作，主要内容包括：本发明公开一种用于笔记本的触控面板制造方法：在已经抛光、钢化后的白玻璃表面添加钢化玻璃油墨,在添加有油墨面的白玻璃表面上镀铟锡氧化物ITO膜层,再设置靶标对玻璃基层导电面微影光阻蚀刻得到下线感应图案,连接纵向串联感应单元的下线感应图案与横向串联感应单元的下线感应图案,用光学透明粘合剂将PET基层的非导电面与玻璃基层一面贴合,利用光学胶将屏蔽作用单面镀膜的ITO软膜贴在钢化玻璃有电极走线的那面,将软性线路板FPC热压到玻璃上。本发明工艺有利于减少液晶显示模组对触控面板的干扰,增加操作的准确性,有利于降低静电对触控面板的影响,降低了使用者静电威胁,有利于提高使用者的安全。(The invention discloses a method for manufacturing a touch panel for a notebook, which comprises the following steps: adding tempered glass ink on the polished and tempered white glass surface, plating an Indium Tin Oxide (ITO) film layer on the white glass surface with the ink surface, then setting a target to carry out lithography photoresist etching on a conductive surface of a glass base layer to obtain an offline sensing pattern, connecting the offline sensing pattern of a longitudinal series sensing unit with the offline sensing pattern of a transverse series sensing unit, attaching a non-conductive surface of the PET base layer to one surface of the glass base layer by using an optical transparent adhesive, attaching an ITO soft film with a shielding effect and a single-side film coating to the surface of the tempered glass with electrode wiring by using an optical adhesive, and thermally pressing a Flexible Printed Circuit (FPC) board on the glass. The process is beneficial to reducing the interference of the liquid crystal display module to the touch panel, increasing the accuracy of operation, reducing the influence of static electricity on the touch panel, reducing the static threat of a user and improving the safety of the user.)

1. A method for manufacturing a touch panel for a notebook computer is characterized by comprising the following steps:

the method comprises the following steps: adding tempered glass ink on the surface of polished and tempered white glass, wherein the process is one of evaporation, electroplating, printing, spraying and sputtering;

step two: plating an indium tin oxide ITO (indium tin oxide) film layer on the surface of the white glass with the ink surface, and then setting a target TO carry out lithography photoresistive etching on the conductive surface of the glass substrate TO obtain an off-line sensing pattern;

step three: sputtering a Cu metal film layer on the periphery of the white glass, etching to obtain an electrode wire, and connecting the offline sensing pattern of the longitudinal series sensing unit with the offline sensing pattern of the transverse series sensing unit;

step four: setting a target to etch the conductive surface of the PET base layer by using the lithography photoresist to obtain an upper line sensing pattern, etching a metal coating at the edge end of the upper line sensing pattern to obtain an electrode wire, and connecting the upper line sensing pattern of the transverse series sensing unit;

step five: attaching the non-conductive surface of the PET base layer TO one surface of the glass base layer by using an optical transparent adhesive, arranging an insulating protective layer on the other surface of the glass base layer, and attaching the I TO soft film with a shielding effect and a single-sided coating TO the surface of the toughened glass with the electrode wiring by using optical glue;

step six: and (3) hot-pressing the Flexible Printed Circuit (FPC) onto the glass, and coating an adhesive layer on the conductive surface of the PET base layer to be attached to the nameplate layer.

2. The method as claimed in claim 1, wherein the temperature operation range of the process of the first step is between 25 degrees and 190 degrees.

3. The method as claimed in claim 1, wherein the adhesive strength of the cured adhesive is in a range between 5g/25mm and 600g/25 mm.

4. The method as claimed in claim 1, wherein the temperature endurance range of the cured gel in step five is between 15 degrees and 200 degrees.

Technical Field

The invention relates to the field of touch panels, in particular to a method for manufacturing a touch panel for a notebook computer.

Background

The touch panel is also called as a touch screen or a touch screen, and is an inductive liquid crystal display device capable of receiving input signals such as a touch, and when a graphical button on a screen is touched, a touch feedback system on the screen can drive various connecting devices according to a pre-programmed program, so that the touch panel can be used for replacing a mechanical button panel, and vivid video and audio effects can be produced by a liquid crystal display picture. As a latest computer input device, the touch screen is the simplest, convenient and natural man-machine interaction mode at present. The notebook computer is also called a portable computer, a laptop computer, a palm computer or a laptop computer, and has the biggest characteristic that the notebook computer is small and exquisite in body, is a small and portable personal computer compared with a PC (personal computer), is generally 1-3 kg in weight, and has the current development trend that the notebook computer is smaller and smaller in size, lighter and lighter in weight and more powerful in function. In order to reduce the volume, some touch panels or touch points are installed as positioning devices besides keyboards, and static electricity is easy to generate in the prior art.

Disclosure of Invention

The invention aims to provide a method for manufacturing a touch panel of a notebook computer, which is beneficial to reducing the interference of a liquid crystal display module on the touch panel, increasing the accuracy of operation, reducing the influence of static electricity on the touch panel, reducing the static threat of a user and improving the safety of the user.

The purpose of the invention can be realized by the following technical scheme:

a method for manufacturing a touch panel for a notebook computer comprises the following steps:

the method comprises the following steps: and adding tempered glass ink on the polished and tempered white glass surface, wherein the process is one of evaporation, electroplating, printing, spraying and sputtering.

Step two: plating an indium tin oxide ITO film layer on the surface of the white glass with the ink surface, and then setting a target to carry out lithography photoresistive etching on the conductive surface of the glass substrate to obtain an off-line induction pattern.

Step three: sputtering a Cu metal film layer on the periphery of the white glass, etching to obtain an electrode wire, and connecting the offline sensing pattern of the longitudinal series sensing unit with the offline sensing pattern of the transverse series sensing unit.

Step four: and arranging a target to etch the micro-image photoresist on the conductive surface of the PET base layer to obtain an upper line sensing pattern, etching the metal coating at the edge end of the upper line sensing pattern to obtain an electrode wiring, and connecting the upper line sensing pattern of the transverse series sensing unit.

Step five: the non-conductive surface of the PET base layer is attached to one surface of the glass base layer by using an optical transparent adhesive, the other surface of the glass base layer is provided with an insulating protective layer, and the ITO soft film with the shielding effect and the single-sided coating is attached to the surface of the toughened glass with the electrode wiring by using optical glue.

Step six: and (3) hot-pressing the Flexible Printed Circuit (FPC) onto the glass, and coating an adhesive layer on the conductive surface of the PET base layer to be attached to the nameplate layer.

Further, the temperature operation range of the process of the first step is between 25 degrees and 190 degrees.

Further, the step five is that the adhesive strength of the cured colloid ranges between 5g/25mm and 600g/25 mm.

Further, the temperature durability range of the colloid after the curing in the fifth step is between 15 and 200 degrees.

The invention has the beneficial effects that:

1. the process is beneficial to reducing the interference of the liquid crystal display module to the touch panel and increasing the accuracy of operation;

2. the invention is beneficial to reducing the influence of static electricity on the touch panel, reducing the static threat of a user and improving the safety of the user.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

A method for manufacturing a touch panel for a notebook computer comprises the following steps:

the method comprises the following steps: the tempered glass ink is added on the polished and tempered white glass surface, the process is one of vapor deposition, electroplating, printing, spraying and sputtering, and the temperature operation range of the process is between 25 ℃ and 190 ℃.

Step two: plating an indium tin oxide ITO film layer on the surface of the white glass with the ink surface, and then setting a target to carry out lithography photoresistive etching on the conductive surface of the glass substrate to obtain an off-line induction pattern.

Step three: sputtering a Cu metal film layer on the periphery of the white glass, etching to obtain an electrode wire, and connecting the offline sensing pattern of the longitudinal series sensing unit with the offline sensing pattern of the transverse series sensing unit.

Step four: and arranging a target to etch the micro-image photoresist on the conductive surface of the PET base layer to obtain an upper line sensing pattern, etching the metal coating at the edge end of the upper line sensing pattern to obtain an electrode wiring, and connecting the upper line sensing pattern of the transverse series sensing unit.

Step five: the non-conductive surface of the PET base layer is attached to one surface of the glass base layer by an optical transparent adhesive, the other surface of the glass base layer is provided with an insulating protective layer, the ITO soft film with a shielding effect and a single-surface coating is attached to the surface of the toughened glass with the electrode wiring by optical glue, wherein the adhesion strength range of the cured colloid is between 5g/25mm and 600g/25mm, and the temperature durability range of the cured colloid is between 15 ℃ and 200 ℃.

Step six: and (3) hot-pressing the Flexible Printed Circuit (FPC) onto the glass, and coating an adhesive layer on the conductive surface of the PET base layer to be attached to the nameplate layer.