KR20120134635A - Film assembly for protecting lcd window and method for manufacturing the same - Google Patents

Film assembly for protecting lcd window and method for manufacturing the same Download PDF

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Publication number
KR20120134635A
KR20120134635A KR1020110053696A KR20110053696A KR20120134635A KR 20120134635 A KR20120134635 A KR 20120134635A KR 1020110053696 A KR1020110053696 A KR 1020110053696A KR 20110053696 A KR20110053696 A KR 20110053696A KR 20120134635 A KR20120134635 A KR 20120134635A
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KR
South Korea
Prior art keywords
liquid crystal
crystal display
layer
tempered glass
protective film
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KR1020110053696A
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Korean (ko)
Inventor
유원근
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유원근
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Application filed by 유원근 filed Critical 유원근
Priority to KR1020110053696A priority Critical patent/KR20120134635A/en
Publication of KR20120134635A publication Critical patent/KR20120134635A/en

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly

Abstract

The present invention relates to a liquid crystal display protective film assembly and a method for manufacturing the same, which is attached to an electronic device provided with a liquid crystal display according to the present invention, the liquid crystal display protective film assembly for protecting the liquid crystal display window, the front and rear chemically reinforced Tempered glass layer; Shatterproof layer provided on the back of the tempered glass layer; And a functional coating layer provided on a rear surface of the scattering prevention layer and attached to an electronic device having a liquid crystal display window. As a result, the manufacturing process of the tempered glass layer, the anti-scattering layer, and the functional coating layer can be separately performed, and the combination of these processes can be combined as necessary, thereby simplifying the steps of the automated production process and the liquid crystal display protective film assembly. Manufacturing yield can be improved.

Description

LCD protective film assembly and method for manufacturing the same {film assembly for protecting LCD window and method for manufacturing the same}

The present invention relates to a liquid crystal display protective film assembly and a manufacturing method thereof, and more particularly, to a liquid crystal display protective film assembly and a liquid crystal display protective film assembly having an improved structure for protecting a liquid crystal display disposed on the front of an electronic device such as a mobile phone. It relates to a method for manufacturing an assembly.

In general, a liquid crystal display is disposed in front of an electronic device such as a mobile phone, a PDA, and a navigation device.

In particular, in recent years, as the functions of electronic devices are diversified, most electronic devices are being developed using a touch screen method.

Accordingly, the liquid crystal display protective film is attached to the electronic device to prevent the liquid crystal display from being contaminated by hand contact or to protect the electronic device such as a mobile phone from external impact.

As shown in FIG. 1, the liquid crystal display protective film 10 according to the related art is provided by the adhesive 5 to protect the area of the liquid crystal display 3 of the electronic device 1 such as a mobile phone. Is attached to the front of the.

However, since the conventional liquid crystal display protective film 10 is provided by integrally processing a resin-based film, there is a problem in that the steps of the automated production process are complicated and manufacturing yield may be reduced.

In addition, since the conventional LCD protective film 10 is provided only with a resin-based film, there is a problem that various functions such as a polarization function, an anti-glare function, or a graphic display function cannot be provided.

In addition, when the air layer is formed between the liquid crystal display window protective film 10 and the liquid crystal display window 3, the liquid crystal display protective film 10 may be replaced by the liquid crystal display window ( 3) the pulling force is generated, the liquid crystal display protective film 10 is adhered to the liquid crystal display window 3 by the adhesive force such as moisture, there is a problem that the marks on the screen may appear as a stain. In particular, this phenomenon is often caused when the thickness of the air layer is very thin, within about 0.05 mm, so that the spaced distance between the liquid crystal display protective film 10 and the liquid crystal display 3 is very small.

Accordingly, it is an object of the present invention to provide a liquid crystal display protective film assembly and a method for manufacturing the same, in which the steps of the automated production process can be simplified and the production yield can be improved.

It is also an object of the present invention to provide a liquid crystal display protective film assembly and a method for manufacturing the same, which can be provided with various functions such as a polarization function, an anti-glare function or a graphic display function.

Furthermore, the present invention provides a liquid crystal display protective film assembly and a method of manufacturing the same, which can prevent adhesion to the liquid crystal display.

According to the present invention, a liquid crystal display protective film assembly for attaching an electronic device equipped with a liquid crystal display window to protect the liquid crystal display window, the front and rear chemically strengthened glass layer; Shatterproof layer provided on the back of the tempered glass layer; And a functional coating layer provided on a rear surface of the scattering prevention layer and attached to an electronic device having a liquid crystal display window.

Here, it is preferable that an interlayer adhesion layer is provided between the scattering prevention layer and the functional coating layer.

The scattering prevention layer preferably includes a resin-based film adhered to the rear surface of the tempered glass layer by a scattering prevention adhesive.

The front surface of the tempered glass layer is preferably AF (Anti Finger) coating.

The liquid crystal display protective film assembly may further include a stepped film provided on both sides in the horizontal and vertical directions of the liquid crystal display window from the rear surface of the scattering prevention layer to prevent sagging toward the liquid crystal display window of the tempered glass layer.

The stepped film is preferably provided with an elastic material.

The functional coating layer preferably comprises a resin-based film having at least one of a polarizing function, a scent divergence function and a figure display function.

In addition, the functional coating layer may be provided on the air layer formed between the tempered glass layer and the liquid crystal display window as well as the peripheral region of the liquid crystal display window on the plate surface of the electronic device provided with the liquid crystal display window.

On the other hand, according to the present invention, a method of manufacturing a liquid crystal display protective film assembly for protecting the liquid crystal display window is attached to an electronic device provided with a liquid crystal display window, comprising the steps of: chemically strengthening the front and rear of the tempered glass layer; Providing a shatterproof layer adhered to a rear surface of the tempered glass layer; And providing a functional coating layer adhered to a rear surface of the scattering prevention layer and attached to an electronic device having a liquid crystal display window.

The manufacturing method of the LCD protective film assembly may further include providing an interlayer adhesive layer having a release paper attached to a front surface and a rear surface thereof so that an interlayer adhesive layer may be provided between the scattering prevention layer and the functional coating layer. Do.

The providing of the anti-scattering layer may include adhering the resin-based film to the rear surface of the tempered glass layer by the anti-scattering adhesive.

The manufacturing method of the LCD protective film assembly may further include a step of AF (Anti Finger) coating the front of the tempered glass layer after the front and rear of the tempered glass layer is chemically strengthened.

And, the manufacturing method of the liquid crystal display protective film assembly is to provide a stepped film provided on both sides in the horizontal and vertical direction of the liquid crystal display window from the back of the shatterproof layer to prevent sagging toward the liquid crystal display window of the tempered glass layer. It is preferred to further comprise a step.

According to the present invention, the manufacturing process of the tempered glass layer and the anti-scattering layer, the functional coating layer and the interlayer adhesive layer can be performed separately, and the combination of these processes can be combined as necessary, so that the steps of the automated production process can be simplified. The manufacturing yield of the liquid crystal display protective film assembly may be improved.

In addition, various functions such as a polarization function, an anti-glare function, or a graphic display function may be provided through the liquid crystal display protective film assembly by the functional coating layer.

Further, by preventing the liquid crystal display window protective film assembly from adhering to the liquid crystal display window by the stepped film, defect adhesion such as bubbles or distortion can be prevented.

1 is a side cross-sectional view showing a state in which a liquid crystal display protective film according to the prior art is attached to the front surface of the liquid crystal display window of the electronic device,
2 is a configuration diagram of each layer of the liquid crystal display protective film assembly according to the present invention;
3 is an exploded view showing the configuration of a liquid crystal display protective film assembly attached to the line AA of FIG.
4 is an exploded configuration diagram showing the configuration of a liquid crystal display protective film assembly attached to the BB line of FIG.
5 is a configuration diagram showing an example of a liquid crystal display protective film assembly attached to the back of the electronic device of FIG.
Figure 6 is a side cross-sectional view showing that the configuration of the step film is added to the liquid crystal display protective film assembly according to the present invention,
7 is a plan view showing various forms of the stepped film of FIG.
8 is a side cross-sectional view and a perspective view showing another embodiment of the functional coating layer of FIG.
9 is a process flowchart showing a manufacturing method of a liquid crystal display protective film assembly according to an embodiment of the present invention;
10 is a process flowchart illustrating a method of manufacturing a liquid crystal display protective film assembly according to another embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail with respect to the present invention.

As shown in FIG. 2, the liquid crystal display protective film assembly 100 according to the present invention is attached to an electronic device 1 such as a mobile phone provided with a liquid crystal display 3 to protect the liquid crystal display 3. As the front and rear surfaces are chemically strengthened tempered glass layer 110, the scattering prevention layer 120 provided on the rear of the tempered glass layer 110, and the rear surface of the scattering prevention layer 120 is provided on the liquid crystal display (3) ) Is a functional coating layer 140 attached to the electronic device 1 is provided.

Accordingly, by providing an anti-scattering layer 120 on the back of the tempered glass layer 110 can be made of the optical coating in advance, it is possible to improve the durability of the tempered glass layer 110, attached to the liquid crystal display window (3) It is possible to prevent the occurrence of air bubbles and wavy distortion at the time.

As shown in FIG. 2, the tempered glass layer 110 heats the thin glass 111 at a temperature of 600 ° C. to 700 ° C. for 3 to 4 hours to precipitate calcium hydroxide-based components. It is prepared by forming a chemical strengthening layer 113 on the front and back. In addition, the front surface of the tempered glass layer 110 formed with the chemically strengthened layer 113 is AF (Anti Finger) coating process is formed on the front surface of the tempered glass layer 110, the AF coating layer 115 is formed.

Thereby, the liquid crystal display window 3 of the electronic device 1 can be prevented from being damaged from an external impact, and the liquid crystal display window 3 can be prevented from being contaminated by hand contact.

As shown in FIG. 2, the anti-scattering layer 120 is a resin-based film 121 adhered to the rear surface of the tempered glass layer 110 by an oily or acrylic or silicone-based anti-scattering adhesive 123 having excellent transparency. (Hereinafter, referred to as first film).

Accordingly, even when an impact is applied to the liquid crystal display window 3 of the electronic device 1 and the tempered glass layer 110 is broken, the glass fragments may be prevented from scattering.

The first film 121 of the anti-scattering layer 120 may be made of a material of polyethylene terephthalate (PET) film or polycarbonate (PC) film. PET film and PC film are a kind of general purpose resin with excellent mechanical strength and high transparency.

Meanwhile, as shown in FIG. 2, the first film 121 of the shatterproof layer 120 is adhered to the rear surface of the tempered glass layer 110 by the shatterproof adhesive 123 before the first film 121. It is preferable that the front and rear surfaces of the first and second coating films 125 are formed on the front and rear surfaces of the first film 121.

In addition, as illustrated in FIG. 2, a printed layer 130 or a non-printed layer 135 may be formed between the tempered glass layer 110 and the scattering prevention layer 120. Accordingly, even if the liquid crystal display protective film assembly 100 according to the present invention is attached to the front surface provided with the liquid crystal display window 3 of the electronic device 1, only the region of the liquid crystal display window 3 by the non-printed layer 135. This may be seen to be transparent and the remaining portion may be seen to be opaque by the printed layer 130. Here, the printing layer 130 and the non-printing layer 135 may be omitted, or may be printed on the second film 141 of the functional coating layer 140 to be described later.

The functional coating layer 140 includes a resin-based film 141 (hereinafter referred to as a second film) having at least any one of a polarizing function, an anti-glare function, a perfume emitting function, and a graphic display function. The second film 141 may complement a scattering prevention function of the first film 121 and may have a function of expressing a color design of the liquid crystal display 3.

As an embodiment of the present invention, the first film 121 of the scattering prevention layer 120 and the second film 141 of the functional coating layer 140 will be described as separately provided, but as another embodiment of the present invention, By attaching the second film 141 to the rear surface of the glass layer 110 with the anti-scattering adhesive 123, the second film 141 may be provided to have a function of anti-scattering and a functional coating.

The functional coating layer 140 may have a function of expressing not only a graphic display function but also a character, a pattern, or a character. As shown in FIGS. 2 to 4, the adhesive 5 is coated on the rear surface of the second film 141 of the functional coating layer 140 so as to be attached to the case plate surface of the electronic device 1, and the adhesive 5. Release paper 160 may be attached thereto.

Accordingly, various functions such as polarization function, anti-glare function, fragrance emission function, or shape display function may be provided through the liquid crystal display protective film assembly 100 by the functional coating layer 140, and the liquid crystal display protective film assembly ( 100 is supplied to the user of the electronic device 1 as a product, and the user simply removes the release paper 160 attached to the back of the functional coating layer 140 and attaches it to the case plate surface of the electronic device 1 so that the liquid crystal display 3 ) Can be used to protect

Meanwhile, as shown in FIG. 2, an interlayer adhesion layer 150 is provided between the scattering prevention layer 120 and the functional coating layer 140. 3 or 4, the front and rear surfaces of the interlayer adhesive layer 150 are also provided with the release paper 160 attached thereto.

Accordingly, as shown in FIG. 3 or 4, the tempered glass layer 110 and the scattering prevention layer 120 according to the present invention are provided separately from the functional coating layer 140 and the interlayer adhesion layer 150. The product may be supplied to a user of the electronic device 1, and the functional coating layer 140 may also be provided separately from the tempered glass layer 110, the scattering prevention layer 120, and the interlayer adhesive layer 150. It may be supplied to the user of the device 1, the interlayer adhesive layer 150 is also provided separately from the tempered glass layer 110 and the shatterproof layer 120 and the functional coating layer 140 as a separate product electronic device (1) By being able to be supplied to the user of the), the manufacturing process of the tempered glass layer 110 and the shatterproof layer 120, the functional coating layer 140, the interlayer adhesive layer 150 can be performed separately, these processes are required Can be combined to simplify the steps of the automated production process. And it can be increased the production yield of the liquid crystal display assembly, the protective film 100. The

The cross-sectional shape of the interlayer adhesion layer 150 and the functional coating layer 140 is, as shown in Fig. 3 or 4, whether or not the liquid crystal display window 3 is located in the electronic device 1 to be attached (Fig. It may be provided in various ways depending on the line AA or BB).

Meanwhile, as shown in FIG. 5, the liquid crystal display protective film assembly 100 attached to the rear case plate surface of the electronic device 1 in which the liquid crystal display window 3 is not positioned is formed by the adhesive 5. It includes a functional coating layer 140 is attached to the back of the back of 1), the tempered glass layer 110 is attached to the front of the functional coating layer 140 by the anti-scattering adhesive 123. Here, although not shown, the chemical strengthening layer 113 is formed on the front and rear of the tempered glass layer 110, as well as the AF coating layer on the front of the tempered glass layer 110, the chemically strengthened layer 113 is formed. Of course, 115 may be formed.

In addition, the liquid crystal display protective film assembly 100 according to the present invention, as shown in FIGS. 6 and 7, the horizontal and vertical directions of the liquid crystal display 3 when viewed in plan view from the back of the scattering prevention layer 120. In addition, the stepped film 170 is provided on both sides to prevent sagging toward the liquid crystal display window 3 of the tempered glass layer 110.

More specifically, as shown in FIG. 6, the stepped film 170 is made of an elastic material and adhered to an upper portion of an edge region corresponding to a position where the liquid crystal display 3 is not visible from the outside in front of the electronic device 1. Adhesively formed on the interlayer adhesion layer 150 on the top of the functional coating layer 140, the adhesive film is retracted by a predetermined distance (about 0.1mm) in the horizontal direction at the end of the region where the liquid crystal display window 3 is visible, stepped film In the upper portion of the 170, the tempered glass layer 110 and the scattering prevention layer 120 are adhered to the entire upper surface of the interlayer adhesive layer 150 so that the tempered glass layer 110 and the scattering prevention layer 120 are covered.

Accordingly, the adhesion of the liquid crystal display window protective film assembly 100 to the liquid crystal display window 3 by the stepped film 170 may be prevented from poor adhesion such as bubbles or distortion.

As shown in FIG. 6, the cross-sectional shape of the stepped film 170 is formed such that the top thereof includes a substantially round shape, and as shown in FIG. 7, the planar shape of the stepped film 170 is formed of the electronic device 1. It may be formed to correspond to the border region of (see FIG. 7 (a)), or may be formed in a broken form by a predetermined section (see (b) or (c) of FIG. 7). In one embodiment of the present invention, the planar shape of the stepped film 170 is preferably formed in the form shown in Figure 7 (b) when considering the workability. At this time, considering the magnitude of reaction force generated by the adhesive force when the tempered glass layer 110 is pressed and lifting the tempered glass layer 110, the reaction force is increased as the area of the liquid crystal display window 3 becomes wider. Since it should be large, the height in the cross-sectional shape of the stepped film 170 is preferably designed to be high.

Meanwhile, as another embodiment of the present invention, as shown in FIG. 8, the functional coating layer 140 may be formed on the plate surface of the electronic device 1 provided with the liquid crystal display window 3 regardless of the stepped film 170. It may be provided in the air layer formed between the tempered glass layer 110 and the liquid crystal display 3 as well as the peripheral region of the liquid crystal display 3. FIG. 8A is a side cross-sectional view showing that the functional coating layer 140 is also provided in the air layer, and FIG. 8B is an air layer between the tempered glass layer 110 and the liquid crystal display window 3. ) Is a perspective view showing the process of insertion adhesion.

In more detail, the functional coating layer 140 is provided in various shapes on the plane (for example, Pororo or Mickey Mouse) to form a liquid crystal display window in the air layer between the tempered glass layer 110 and the liquid crystal display window 3. It may be provided in some areas other than the whole area corresponding to (3). At this time, even if the functional coating layer 140 is provided transparent, when the power is applied to the liquid crystal display window 3 when the electronic device 1 such as a mobile phone is brightened, the contour of the character shape of the functional coating layer 140 is not shown. When the liquid crystal display 3 is dark, the character shape of the functional coating layer 140 may be viewed. In addition, of course, the functional coating layer 140 may be provided translucent.

Accordingly, even when the tempered glass layer 110 is repeatedly touched, the tempered glass layer 110 may be prevented from being pressed by the liquid crystal display window 3 and adhered to the liquid crystal display window 3. In this case, the functional coating layer 140 may be provided by adhering a film (for example, a transparent material having a silicone-based elastic force) to the back surface of the anti-scattering layer 120 or applying a print coating.

By such a configuration, the manufacturing method of the liquid crystal display protective film assembly 100 according to an embodiment of the present invention will be described with reference to FIGS. 2 to 5 and 9.

First, the front and rear of the tempered glass layer 110 is chemically strengthened (S10).

Next, an AF coating is formed on the entire surface of the tempered glass layer 110 where the chemically strengthened layer 113 is chemically strengthened to form an AF coating layer 115 (S20), and the chemically strengthened layer 113 is formed. On the rear surface of the layer 110, the resin-based first film 121 is attached to the anti-scattering adhesive 123 to provide the anti-scattering layer 120 (S30).

In addition, after preparing the scattering prevention layer 120 adhered to the tempered glass layer 110 and the tempered glass layer 110, the resin-based second film 141 is adhered to the rear surface of the scattering prevention layer 120 to form a liquid crystal display window ( 3) to provide a functional coating layer 140 to be attached to the case plate surface of the electronic device 1 provided, the adhesive (5) is applied to the back of the second film 141 of the functional coating layer 140 (S40 ). At this time, the release paper 160 is attached to the adhesive 5 coated on the rear surface of the second film 141. If necessary, the release paper 160 is peeled off to attach the liquid crystal display protective film assembly 100 to the electronic device 1. You can.

Meanwhile, after the functional coating layer 140 is provided, the rear surface of the first film 121 of the scattering prevention layer 120 adhered to the rear surface of the tempered glass layer 110 and the second film 141 of the functional coating layer 140 are formed. An interlayer adhesive layer 150 provided between the first film 121 and the second film 141 is provided to allow the front surface to be bonded to each other (S50). In this case, the release paper 160 may be attached to the front and rear surfaces of the interlayer adhesive layer 150 so that the interlayer adhesive layer 150 may be supplied to a user of the electronic device 1 as a separate product.

Preparing the tempered glass layer 110 and the scattering prevention layer 120 according to the invention (S10 to S30), providing a functional coating layer 140 (S40), providing an interlayer adhesive layer 150 ( S50) may be performed simultaneously in parallel, respectively.

After the tempered glass layer 110 and the scattering prevention layer 120, the functional coating layer 140, and the interlayer adhesion layer 150 are all provided, the interlayer is formed on the rear side of the scattering prevention layer 120 provided with the tempered glass layer 110 on the front surface. The adhesive layer 150 is attached and the functional coating layer 140 is attached to the back of the interlayer adhesion layer 150, and then the completed liquid crystal display protective film assembly 100 is attached to the electronic device 1 having the liquid crystal display window 3. (S60).

Meanwhile, a method of manufacturing the liquid crystal display protective film assembly 100 according to another embodiment of the present invention will be described with reference to FIGS. 2 to 7 and 10.

Method of manufacturing the liquid crystal display protective film assembly 100 according to another embodiment of the present invention is the same as described above up to step 50.

In addition, after step 50, both sides of the tempered glass layer 110 are provided at both sides in the horizontal and vertical directions of the liquid crystal display 3 at the rear surface of the scattering prevention layer 120 to prevent sagging toward the liquid crystal display 3. A step film 170 is provided (S70).

Next, after the tempered glass layer 110, the scattering prevention layer 120, the functional coating layer 140, the interlayer adhesion layer 150, and the step film 170 are all provided, the electronic device provided with the liquid crystal display window 3 ( 1) attach the functional coating layer 140 and the interlayer adhesive layer 150 on the front of the functional coating layer 140, and then attach the step film 170 on the interlayer adhesive layer 150 and reinforced to the top of the step film 170 The tempered glass layer 110 and the scattering prevention layer 120 are attached to the upper front surface of the interlayer adhesion layer 150 so that the glass layer 110 and the scattering prevention layer 120 are covered (S80).

Thus, according to the present invention, the manufacturing process of the tempered glass layer 110 and the scattering prevention layer 120, the functional coating layer 140 and the interlayer adhesion layer 150 can be performed separately, combining these processes as necessary By doing so, the steps of the automated production process can be simplified and the manufacturing yield of the liquid crystal display protective film assembly 100 can be improved.

110: tempered glass layer 120: shatterproof layer
123: scattering prevention adhesive 140: functional coating layer
150: interlayer adhesion layer 160: release paper
170: step film

Claims (13)

In the liquid crystal display protective film assembly which is attached to the electronic device equipped with a liquid crystal display window to protect the liquid crystal display window,
Tempered glass layer chemically strengthened front and back;
Shatterproof layer provided on the back of the tempered glass layer; And
A functional coating layer provided on a rear surface of the scattering prevention layer and attached to an electronic device having a liquid crystal display window;
LCD protective film assembly comprising a. The method of claim 1,
LCD protective film assembly, characterized in that the interlayer adhesion layer is provided between the scattering prevention layer and the functional coating layer. The method of claim 2,
The scattering prevention layer is a liquid crystal display protective film assembly, characterized in that it comprises a resin-based film adhered to the back of the tempered glass layer by a scattering preventing adhesive. The method of claim 1,
The front surface of the tempered glass layer is a liquid crystal display protective film assembly, characterized in that AF (Anti Finger) coating treatment. The method of claim 1,
And a stepped film provided on both sides in the horizontal and vertical directions of the liquid crystal display window from the rear surface of the scattering prevention layer to prevent sagging toward the liquid crystal display window of the tempered glass layer. The method of claim 5,
The stepped film is a liquid crystal display protective film assembly, characterized in that provided with an elastic material. 7. The method according to any one of claims 1 to 6,
The functional coating layer is a liquid crystal display protective film assembly, characterized in that it comprises a resin-based film having at least any one of a polarizing function, a scent divergence function and a figure display function. The method of claim 7, wherein
The functional coating layer is a liquid crystal display protective film assembly, characterized in that provided in the air layer formed between the tempered glass layer and the liquid crystal display window as well as the peripheral region of the liquid crystal display window on the plate surface of the electronic device provided with the liquid crystal display window. In the manufacturing method of the liquid crystal display protective film assembly which is attached to an electronic device equipped with a liquid crystal display window to protect the liquid crystal display window,
Chemically strengthening the front and rear surfaces of the tempered glass layer;
Providing a shatterproof layer adhered to a rear surface of the tempered glass layer; And
Providing a functional coating layer adhered to a rear surface of the scattering prevention layer and attached to an electronic device having a liquid crystal display window;
Method of manufacturing a liquid crystal display protective film assembly comprising a. 10. The method of claim 9,
And providing an interlayer adhesive layer having a release paper attached to a front surface and a rear surface thereof so that an interlayer adhesive layer is provided between the scattering prevention layer and the functional coating layer. The method of claim 10,
The providing of the anti-scattering layer may include attaching a resin-based film to a rear surface of the tempered glass layer by using an anti-scattering adhesive. 10. The method of claim 9,
After the front and back of the tempered glass layer is chemically strengthened, the manufacturing method of the LCD protective film assembly further comprising the step of AF (Anti Finger) coating the front of the tempered glass layer. 13. The method according to any one of claims 9 to 12,
And providing a stepped film provided on both sides in the horizontal and vertical directions of the liquid crystal display window from the rear surface of the scattering prevention layer so as to prevent sagging toward the liquid crystal display window of the tempered glass layer. Method of manufacturing a film assembly.
KR1020110053696A 2011-06-03 2011-06-03 Film assembly for protecting lcd window and method for manufacturing the same KR20120134635A (en)

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KR1020110053696A KR20120134635A (en) 2011-06-03 2011-06-03 Film assembly for protecting lcd window and method for manufacturing the same

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Application Number Priority Date Filing Date Title
KR1020110053696A KR20120134635A (en) 2011-06-03 2011-06-03 Film assembly for protecting lcd window and method for manufacturing the same

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101329049B1 (en) * 2013-01-09 2013-11-13 장경순 Lcd protection film of curved surface and manufaturing method thereof
JP2017032894A (en) * 2015-08-05 2017-02-09 ディーフ株式会社 Anti-peeping sheet
KR20180042516A (en) * 2016-10-17 2018-04-26 삼성디스플레이 주식회사 Rollable display device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101329049B1 (en) * 2013-01-09 2013-11-13 장경순 Lcd protection film of curved surface and manufaturing method thereof
JP2017032894A (en) * 2015-08-05 2017-02-09 ディーフ株式会社 Anti-peeping sheet
KR20180042516A (en) * 2016-10-17 2018-04-26 삼성디스플레이 주식회사 Rollable display device

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