Composite protective film for notebook computer and preparation method of composite protective film

A notebook computer and protective film technology, applied in the direction of chemical instruments and methods, flat products, synthetic resin layered products, etc., can solve the problems of fading, falling off, poor heat dissipation, etc., achieve good dustproof and waterproof, avoid cross-use, Good heat dissipation effect

CN110216963APending Publication Date: 2019-09-10上海彩尚实业有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2019-09-10

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Abstract

The invention provides a composite protective film of a notebook computer and a preparation method of the composite protective film. The composite protective film comprises a keyboard protective areaand a panel protective area, wherein the keyboard protective area is a TPU keyboard film; the panel protective area is a cloth-based material protection layer, and the cloth-based material protectionlayer comprises a napping layer and a smooth layer, one surface of the smooth layer is connected with the napping layer, the other surface of the smooth layer is provided with a hot melt adhesive layer, and the hot melt adhesive layer is connected with the periphery of the TPU keyboard film through hot pressing, so that the keyboard protective area and the panel protective area are connected intoan integral structure; the other side of the hot melt adhesive layer is provided with a PU adhesive layer, and the PU adhesive layer is used for adhering the composite protective film on the panel ofthe notebook computer; and the panel protective area is provided with a hollow part, and the hollow part is used for exposing a touch panel area. Through the improvement of the structure composition of an existing protective film and the improvement of the connection mode in the invention, the integral structure is simple, the use is convenient, and the protective film has the advantages of dust prevention, water prevention, good fixity and the like.
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Description

technical field

[0001] The invention relates to a computer keyboard protective film and a process, in particular to a notebook computer composite protective film and a preparation method. Background technique

[0002] Laptops have become indispensable daily necessities in people's life and work. The frequency of use is like daily necessities. In order to prevent dust, water, and solid debris particles from falling into the keyboard of the laptop during the use of the computer and damage the computer, as well as the keyboard There are problems such as difficult cleaning in the gap. At present, there are TPU keyboard protective films on the market. However, the TPU keyboard protective film may produce scratches, dirt, fading, poor heat dissipation and poor adhesion during use. TPU keyboard film Disadvantages such as falling off of the laptop when the tilt angle is too large, causing inconvenience and other problems during daily use. Contents of the invention

[0003] Aiming...

Examples

Embodiment Construction

[0035] The present invention will be described in detail below in conjunction with specific embodiments. The following examples will help those skilled in the art to further understand the present invention, but do not limit the present invention in any form. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention. These all belong to the protection scope of the present invention.

[0036] In the following specific embodiments of the present invention, a kind of composite protective film for notebook computer and its preparation method are provided, the composite protective film obtained is covered on the keyboard top of notebook computer, can be used for dustproof, waterproof, plays a role in notebook computer The role of protection.

[0037] Such as figure 1 As shown, in one embodiment, the composite protective film used for notebook computers includes a keyboard protectio...