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Touch panel, touch module and preparation process

A technology of touch panel and touch sensing, which is applied in the direction of circuit substrate materials, optics, instruments, etc., and can solve problems such as gaps, water ripples, and poor flame retardancy of PET touch film

Pending Publication Date: 2022-04-05
安徽辅朗光学材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

There are many problems in the traditional touch structure: (1) The electromagnetic interference (EMI) of the LCD on the PET touch film seriously affects the use effect and experience; (2) There is a gap between the LCD and the PET touch film, causing the touch The hand feels soft and the display is unreal, and it is easy to produce water ripple effect
[0003] In addition, the flame retardancy of PET touch film in the prior art is poor, and the flammability of PET material adds safety hazards to the product, which limits its large-scale promotion

Method used

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  • Touch panel, touch module and preparation process
  • Touch panel, touch module and preparation process
  • Touch panel, touch module and preparation process

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Embodiment Construction

[0041] In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without departing from the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed below.

[0042] It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to t...

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Abstract

The invention relates to a touch panel, a touch module and a preparation process. The touch screen mainly comprises a glass cover plate, a display module and a substrate, a touch sensing layer is laid on one side of the substrate and comprises an X-axis conducting circuit and a Y-axis conducting circuit, the touch sensing layer further comprises an insulating layer wrapping the X-axis conducting circuit and the Y-axis conducting circuit, and the glass cover plate and the touch sensing layer are bonded through a transparent optical adhesive layer. A rough surface is arranged between the other face of the substrate and the display module, the substrate comprises a main body part and a welding part, the thickness of the main body part of the substrate is larger than or equal to 0.5 mm, the substrate is a flame-retardant substrate, and the flame-retardant substrate is a PC substrate or a PMMA substrate or a PC / PMMA composite substrate. The electromagnetic shielding device has a good electromagnetic shielding effect. And meanwhile, water ripples can be effectively prevented. And the substrate is made of a flame-retardant material, so that the use is safe and reliable. Therefore, the touch module provided by the invention can be used on a large scale in household appliance products with strict requirements on flame retardance.

Description

technical field [0001] The invention relates to the field of touch control, in particular to a touch panel, a touch module and a preparation process. Background technique [0002] The traditional touch structure includes glass cover, touch film and LCD (liquid crystal screen) in turn. The above-mentioned touch film is composed of PET film and conductive lines. There are many problems in the traditional touch structure: (1) The electromagnetic interference (EMI) of the LCD on the PET touch film seriously affects the use effect and experience; (2) There is a gap between the LCD and the PET touch film, causing the touch The hand feel is soft and the display is unreal, and it is easy to produce water ripple effect. [0003] In addition, the flame retardancy of the PET touch film in the prior art is poor, and the flammability of the PET material increases safety hazards to the product and limits its large-scale promotion. [0004] For example, Chinese patent 201510258240.6 dis...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F3/041H05K1/03H05K1/02H05K9/00G02F1/1333
Inventor 张景春司家林
Owner 安徽辅朗光学材料有限公司