KR101888994B1 - Manufacturing method for tape assembly of touch screen panel capable of minimizing the loss of materials - Google Patents

Abstract

The present invention relates to a raw material film used for a tape for a touch screen panel, which eliminates a method of removing an unnecessary portion from a large-area raw material film and cuts the raw material film corresponding to the necessary portion and attaches the raw film to the base film, A tape assembly for a touch screen panel capable of minimizing the number of steps for attaching to the touch screen panel by integrally forming four types of four shapes corresponding to four sides in one base film, And a tape assembly for a touch screen panel manufactured thereby.

Description

TECHNICAL FIELD [0001] The present invention relates to a method of manufacturing a tape assembly for a touch screen panel and a tape assembly for a touch screen panel,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a method of manufacturing a tape assembly for a touch screen panel that minimizes a loss of raw material and an assembly for a touch screen panel manufactured thereby. More specifically, By eliminating unnecessary parts from the raw material film and cutting the raw material film to attach it to the base film, the amount of raw material discarded is remarkably reduced, and four shapes corresponding to four sides are formed The present invention relates to a method of manufacturing a tape assembly for a touch screen panel and a tape assembly for a touch screen panel manufactured thereby.

Generally, when a tape for fixing a touch screen panel (TSP) is manufactured, a display area occupying 80% of the total area (an area for actually outputting a picture, a VIEW AREA) exists. The raw material film corresponding to the interval to be secured between the raw material films when the tape raw material film is cut by an area used in one touch screen panel is uselessly discarded and a loss of raw material is generated.

Particularly, in preparing a tape for a conventional touch screen panel, it is necessary to use a mold that is customized to correspond to various hole areas (for example, a groove button area, a camera hole area, a sensor area, The mold processing process is complicated and the mold price is accordingly increased.

In order to solve the various problems associated with the conventional process for manufacturing a tape for a touch screen panel, the present inventor has found that a method of eliminating an unnecessary portion from a large-area raw material film, Cutting process is applied to the base film to reduce the amount of raw material film discarded and the four shapes corresponding to four sides are integrally formed on one base film, And a tape assembly for a touch screen panel manufactured according to the method have been developed.

Korean Patent No. 10-1445582

It is an object of the present invention to provide a raw material film for use in a tape for a touch screen panel, which eliminates a method of removing an unnecessary portion from a large-area raw material film, The present invention provides a method of manufacturing a tape assembly for a touch screen panel and a tape assembly for a touch screen panel manufactured thereby.

It is another object of the present invention to provide a method of manufacturing a tape assembly for a touch screen panel capable of minimizing the number of steps for attaching to a touch screen panel by integrally forming four shapes corresponding to four sides into one base film And a tape assembly for a touch screen panel manufactured thereby.

A method of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention includes cutting a raw material film at predetermined distance intervals and placing the processed raw material film on a base film to form a first material film A second processing step of forming a second material film by forming a transverse direction product area and a jig hole in the first material film, a second processing step of forming a second material film on the first material film, A third process step of forming a third material film by placing and pressing a strip-shaped raw material film corresponding to a longitudinal product area at a position adjacent to the transverse product area on the base film, A fourth processing step of processing at least one hole on the third material film to form a fourth material film, A first surface protection film positioned within the incense product area and the longitudinal product area, and a fifth processing step of removing the raw material film to form a display area (VIEW AREA) on the base film to form a fifth material film, And a sixth processing step of cutting the fifth material film according to a predetermined product shape, removing a region other than the product shape region, and laminating a fifth surface protection film on the upper side to form a product.

In one embodiment, the first processing step includes interposing a raw material film between the first and second surface protection films, and removing the second surface protection film, and then, after removing the first surface protection film and the raw material film at a predetermined distance And cutting the processed film at intervals, and then placing the processed film on the base film.

In one embodiment, the second processing step comprises: laminating a third and a fourth surface protective film on the lower side of the first material film, followed by pressing through a compression roller (ROLLER) Removing the first surface protective film, and then joining the new first surface protective film.

In one embodiment, the third process step is a first surface protection film positioned above the second material film, wherein the first surface protection film corresponding to the remaining area except the transverse product area is OPP (Oriented Polypropylene) tape, and removing the raw material film corresponding to a region other than the transverse product region using a PVC (Polyvinyl Chloride) sheet in the raw material film of the second material film can do.

In one embodiment, the third process step is to maintain a distance of 0.5 mm between the raw material film corresponding to the longitudinal product region in the form of strips of 35 mm width and the raw material film corresponding to the transverse product region, And a new first surface protective film corresponding to a band shape of 40 mm width on the 35 mm wide band-shaped raw material film.

In one embodiment, the third process step may further include forming a distance interval of 0.5 mm by removing the remaining area except for the lateral product area and the vertical product area using an OPP tape.

In one embodiment, the fourth process step includes drilling a hole corresponding to at least one of a handle region hole, a camera region hole, a groove button region hole, and a sensor region hole, using an OPP tape, Removing a portion of the first surface protective film except for the region of the at least one hole using a PVC sheet; removing the remaining region of the raw material film excluding the region of the at least one hole; Removing the first surface protective film corresponding to the unremoved region in the film, and then laminating a new first surface protective film on the raw film.

In one embodiment, the fifth process step includes, using an OPP tape, a first surface protective film positioned above the fourth film, the first surface being positioned in the transverse product area and the longitudinal product area, Removing the protective film, using a PVC tape to remove the raw material film located in the transverse product area and the longitudinal product area from which the first surface protective film has been removed, And joining a new first surface protective film on the upper side of the fourth material film from which the region other than the product region is removed.

In one embodiment, the sixth process step includes the steps of removing the first surface protective film positioned on the upper side of the remaining region of the fifth material film except for the product shape region using the OPP tape, and using the OPP tape And removing the first surface protective film corresponding to the product shape region.

According to one aspect of the present invention, a raw material film corresponding to a necessary portion is cut and adhered to a base film so that the amount of a raw material film discarded is reduced from 80% to 30% at maximum, instead of removing an unnecessary portion from a large- As shown in FIG.

According to an aspect of the present invention, there is provided an advantage of minimizing the number of steps for attaching a raw film to a touch screen panel by integrally attaching raw material films of four shapes corresponding to four sides to a single base film I have.

According to an aspect of the present invention, there is an advantage that the use of the OPP tape in removing the unnecessary area of the raw material film can prevent the raw material film from being twisted.

Further, according to one aspect of the present invention, since the raw material film can be divided into a raw material film laminated in the transverse direction and the longitudinal direction at the time of laminating the raw material film, the process is simplified in removing the unnecessary region, and the productivity is improved.

In addition, according to one aspect of the present invention, by attaching a protective tape to one sheet, the product can be assembled on four touch screen panels at the same time, thereby improving the productivity of the tape for a touch screen panel.

FIG. 1 is a view illustrating a first process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention. Referring to FIG.
FIG. 2 is a view illustrating a second process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention. Referring to FIG.
3 is a view illustrating a third process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention.
FIG. 4 is a view illustrating a fourth process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention.
FIG. 5 is a view illustrating a fifth process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention. Referring to FIG.
FIG. 6 is a view illustrating a sixth process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention. Referring to FIG.
7 is a view schematically showing a configuration and a configuration of a tape assembly 200 for a touch screen panel manufactured according to a method of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in order to facilitate understanding of the present invention. However, the following examples are provided only for the purpose of easier understanding of the present invention, and the present invention is not limited by the examples.

FIG. 1 is a view illustrating a first process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention. FIG. 2 is a cross- FIG. 3 is a cross-sectional view illustrating a process of manufacturing a tape assembly for a touch screen panel according to an exemplary embodiment of the present invention. Referring to FIG. 3, FIG. 4 is a view illustrating a fourth process step in a process of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention. FIG. 6 is a view illustrating a fifth process step in a process step of a method of manufacturing a tape assembly for a touch screen panel according to an embodiment. In the process step according to the method of manufacturing a touch screen panel assembly for a tape according to an embodiment, a view showing a sixth process step.

Referring to FIGS. 1 to 6, a method of manufacturing a tape assembly for a touch screen panel according to the present invention can be roughly divided into six process steps, namely, first to sixth process steps.

- first process step -

Referring to FIG. 1 (a), a first process step is a process of cutting a raw material film (tape for a touch screen panel, 10) at predetermined distance intervals, (30) to form a first material film.

More specifically, in the first process step of the present invention, a roll-shaped raw material having the raw material film 10 interposed therebetween is transferred between the first and second surface protective films 20 and 40 in one direction. At this time, The second surface protection film 40 may be a laminated structure in which the raw material film 10 is laminated on the intermediate portion and the first surface protective film 20 is laminated on the uppermost portion.

Here, the raw material film 10 may mean a tape material having a predetermined adhesive force for fixing the touch screen panel. In order to prevent the adhesive force formed on both sides from being lowered due to external factors, The surface protection film 20 can be transferred while the second surface protection film 40 is attached to the lower side.

Note that the thickness of the raw material film 10 may correspond to 25 占 퐉 and is not limited because it corresponds to a conventional known tape material for fixing a touch screen panel.

The first surface protection film 20 may adhere to the upper side of the raw material film 10 to protect the surface of the pressure sensitive adhesive of the raw material film 10 from the outside. It may be attached to prevent the adhesive from adhering to the upper mold. The first surface protection film 20 may be a PET film having a releasing force of 3 gf / 25 mm and a thickness of 25 m.

The second surface protection film 40 may adhere to the lower side of the raw material film 10 to protect the surface of the pressure sensitive adhesive of the raw material film 10 from the outside. It may be adhered to prevent the adhesive from adhering to the lower mold. The second surface protective film 40 may be a PET film having a releasing force of 2 gf / 25 mm and a thickness of 50 m.

In the first process step, the second surface protective film 40 can be wound and removed from the lower surface of the raw material film 10 through a roller. On the lower surface of the raw material film 10, 30) can be joined together.

The upper side of the raw material film 10 from which the second surface protective film 40 is removed can be cut to a size corresponding to the area of the touch panel screen (not shown) The base film 30 may be laminated on the side surface.

Here, the base film 30 is a bottom for implementing the product shape of the tape assembly for a touch screen panel, and the raw material film 10 and the first surface protection film 20 are laminated on the upper side to maintain the shape And a space in which a jig hole (JIG Hole) that can be fastened to the assembly jig can be formed later can be provided. In addition, the base film 30 has a releasing force of 60 gf / 25 mm and may be formed to a thickness of 100 m.

1 (b) is a cross-sectional view of the first material film formed through the first process step, wherein the base film 30 is provided on the lowermost side, the raw material film 10 and the first And the surface protective film 20 are laminated and lapped in this order.

- second process step -

Referring to FIG. 2 (a), the second process step may refer to a step of forming a lateral product area and a jig hole in the first material film formed through the first process step.

More specifically, in the second process step, a process of laminating the third and fourth surface protective films (50, 60) on the lower side of the formed first material film, followed by pressing through a compression roller may be performed.

Here, the horizontal product area formed on the first material film is a product area located on the upper side of the touch screen panel for a smart phone (camera area, various sensor areas are located, for example) And a side located at a lower side of the touch screen panel for a smartphone (a side where the home button region is located), and is provided in the horizontal direction based on the front direction of the smart phone, May refer to the upper and lower sides of the touch screen panel.

In the second process step, the transverse product area can be cut on the first material film. In this case, the first surface protection film 20 and the raw material film 10 positioned on the uppermost side can be cut in the transverse product area Can be cut and processed.

The third surface protection film 50 is attached to the lower side of the base film 30 and protects the lower side adhesive surface of the raw material film 10 from the assembling jig to the final assembly Sensitive adhesive tape serving as a handle and a handle for removal, and has an adhesion of 4 to 6 gf / 25 mm and a thickness of 75 m. Particularly, in the second process step, the release film attached to the lower side of the third surface protection film 50 can be held by the rollers. As the release film is gripped, the fourth surface protection film 60 is formed on the release side, Can be attached and lapped together.

In addition, the fourth surface protection film 60 may be used for removing the scrap of the jig hole which is formed on the lower surface of the third surface protection film 50 and serves as a process carrier.

In the second process step, the first surface protective film 20 on the uppermost side used in the first process step is removed and the new first surface protective film 20 is laminated on the front surface in order to prevent interruption of the process by the adhesive. can do.

Further, in the second process step, the lateral product area and the jig hole can be machined to the correct positions through a display sensor.

2B is a cross-sectional view of the second material film formed through the second process step. In FIG. 2B, the fourth surface protection film 60 is disposed on the lowermost side, The base film 30, the raw material film 10, and the first surface protection film 20 are stacked and lapped in this order from the surface of the base film 30 in this order.

- third process step -

Referring to FIG. 3 (a), the third step removes the remaining region of the second material film except for the lateral product region, and removes the region corresponding to the vertical product region To form a third material film. ≪ RTI ID = 0.0 > [0040] < / RTI >

More specifically, in the first surface protective film 20 positioned on the uppermost side of the second material film in the third process step, the lateral product area (for example, the upper side and the lower side of the smartphone touch screen panel The first surface protection film 20 may be removed by using an OPP (Oriented Polypropylene) tape. In addition, in the third process step, the first surface protection film 20 may be removed In the raw material film 10 exposed to the outside, the raw material film 10 corresponding to the region other than the raw material film 10 corresponding to the lateral product region can be removed using a PVC (Polyvinyl Chloride) sheet .

Thereby, only the raw material film 10 corresponding to the lateral product area and the first surface protective film 20 bonded to the upper side of the raw material film 10 are present on the base film 30.

In the third process step, the raw material film 10 corresponding to the longitudinal product area can be positioned and lapped so as to be adjacent to the transverse product area.

Here, the vertical product area may be, for example, a region corresponding to a left side and a right side in a smartphone touch screen panel, wherein the upper side and lower side are already in the horizontal product area The longitudinal product region in the form of a strip can be seated on and laminated on the base film 30. In this case,

At this time, the strip-shaped longitudinal product area may be formed with a width of 35 mm, which is a value that can be changed at any time depending on the type, size, and area of the touch screen panel.

In addition, the lateral product area and the longitudinal product area may be provided to secure a gap of about 0.2 mm to 0.5 mm on the joint to prevent overlapping areas. Such an interval of about 0.2 mm to 0.5 mm The surface protective films corresponding to the respective sides can be independently removed.

Thereafter, in the third process step, a first surface protection film 10 corresponding to a width of 40 mm may be laminated on the upper side of the strip-shaped longitudinal product region, to remove easily after the subsequent process. .

On the other hand, in the third process step, the fourth surface protection film 60 located at the lowermost position is removed in order to use the jig hole processed in the second process step, and then a new fourth surface protection film The film 60 can be joined to the lowermost portion. In the third process step, a pressing process through a press can be performed to secure an interval of 0.2 mm to 0.5 mm between the horizontal product area and the vertical product area.

3 (b) is a cross-sectional view of the third material film formed through the third process step. In FIG. 3 (b), the fourth surface protection film 60 is disposed on the lowermost side, The base film 30, the raw material film 10, and the first surface protection film 20 are stacked and lapped in this order from the surface of the base film 30 in this order.

In addition, in the case of the raw material film 10, the empty space is formed in the raw material film 10 only in the transverse direction product area but in the absence of the longitudinal product area in FIG. 3 (b) As the directional product area is further laminated, it can be seen that the void space of the raw material film 10 has disappeared.

On the other hand, in the third process step, the first surface protection film 20 corresponding to the remaining regions other than the lateral product region and the longitudinal product region may be removed to form a distance interval of 0.2 mm to 0.5 mm. An OPP tape may be used to remove the surface protective film 20.

- fourth process step -

Referring to FIG. 4 (a), in the fourth process step, one or more holes may be formed on the third material film to form a fourth material film.

More specifically, the term " at least one hole " refers to a hole for generating a handle, which is an area grasable from the user to more easily remove the first surface protective film 20 from the raw material film 10, It may mean an area processed so as not to block the formed camera hole area, the groove button hole area, the sensor hole area, and the like.

Through this fourth process step, holes can be formed in the same position and size as the camera hole area, the home button hole area, and the sensor hole area, so that even if the raw material film 10 is attached to the touch screen panel, .

In addition, in the fourth process step, the hole processing region of the first surface protection film 20 positioned at the uppermost position can be removed by using the OPP tape so that the processed one or more holes can be actually penetrated, The exposed raw material film 10 can be removed as the hole processing region of the first surface protection film 20 is removed.

Thereafter, in the fourth process step, the first surface protection film 20 located at the top of the third material film is removed using an OPP tape, and then the new first surface protection film 20 is removed from the entire surface of the third material film So as to smooth the progress of the subsequent process.

4 (b) is a cross-sectional view of the fourth material film formed through the fourth process step. In FIG. 4 (b), the fourth surface protection film 60 is disposed on the lowermost side, The base film 30, the raw material film 10, and the first surface protection film 20 are stacked and lapped in this order from the surface of the base film 30 in this order.

- fifth process step -

Referring to FIG. 5A, in a fifth process step, a first surface protection film (corresponding to a display area (VIEW AREA) located inside a transverse product area and a longitudinal product area included in the fourth material film The first material film 20 and the raw material film 10 are removed so that the display region is transparently visible to form the fifth material film.

More specifically, the raw material films 10 positioned respectively in the transverse direction product area and the longitudinal direction product area are lined with each other in a strip shape. At this time, each of the raw material films 10 has a width of 0.2 mm to 0.5 mm Spaced apart.

At this time, for example, a display area corresponding to a screen on which a screen of the smartphone is displayed may be formed at the center of the product area in the horizontal direction and the product area in the vertical direction, .

Therefore, in the fifth process step, the first surface protection film 20 located on the uppermost side of the display area is removed using the OPP tape, and then the raw material film 10 of the display area is removed by using the PVC sheet It can be formed in a transparent state.

In the fifth process step, the first surface protective film 20 remaining unremoved and remaining is entirely removed by using an OPP tape, and then a new first surface protective film 20 is formed on the uppermost side of the fourth material film So that they are laminated on the exposed raw material film 10.

5 (b) is a cross-sectional view of the fifth material film formed through the fifth process step, wherein a fourth surface protection film 60 is disposed on the lowermost side, and a third surface protection film The base film 30, the raw material film 10, and the first surface protection film 20 are stacked and lapped in this order from the surface of the base film 30 in this order.

Particularly, when the first surface protective film 20 positioned at the uppermost position is removed, the four raw material films 10 formed in a shape corresponding to each side of the touch screen panel can be exposed immediately, 1 surface protective film 20 may be formed with a handle region for cutting off the first surface protective film 20 as well as cut out the contour line corresponding to the shape of the touch screen panel.

- sixth process step -

6 (a), in the sixth process step, the first surface protection film 20 positioned on the uppermost side of the fifth material film is cut along the outline corresponding to the product shape region of the touch screen panel , A product can be formed by removing the remaining region except the product shape region and then laminating a fifth surface protection film on the upper side.

More specifically, in the sixth process step, the first surface protection film 20 is cut to form the product shape region in conformity with the edge line of the touch screen panel, and the first surface The protective film 20 can be removed by using an OPP tape.

The first surface protection film 20 corresponding to the product shape region is removed using an OPP tape and the fifth surface protection film 70 is joined to the removed surface to remove the foreign material from the foreign material film 10 Of the adhesive surface.

In the sixth process step, since the process transfer and the scrap removal of the jig are completed, the fourth surface protection film 60 bonded to the lower side of the base film 30 can be removed.

6 (b) is a sectional view of the tape assembly for a touch screen panel formed through the sixth process step. FIG. 6 (c) shows a third surface protective film 50 on the lowermost side, (30), the raw material film (10), and the fifth surface protective film (70).

Next, a form of a tape assembly for an actual touch screen panel manufactured according to the method of manufacturing a tape assembly for a touch screen panel will be described with reference to FIG.

7 is a view schematically showing a configuration and a configuration of a tape assembly 200 for a touch screen panel manufactured according to a method of manufacturing a tape assembly for a touch screen panel according to an embodiment of the present invention.

7A is a schematic view of the shape of the tape assembly 200 for a touch screen panel. More specifically, FIG. 7A shows a tape assembly 200 for a touch screen panel, FIG. 3 is a view showing a surface actually attached to the touch screen panel in FIG.

At this time, the upper side protection film 201 and the lower side side protection film 202 corresponding to the horizontal product area are positioned on the upper and lower sides of the tape assembly 200 for the touch screen panel, respectively, It can be confirmed that the left side protection film 203 and the right side side protection film 204 are located.

The upper side protection film 201, the lower side protection film 202, the left side side protection film 203 and the right side side protection film 204 are each provided with a pulling region 205, The upper side protection film 201, the lower side protection film 202, the left side side protection film 203 and the right side side protection film 204 are formed in the same manner as the fifth surface protection film 70 7, and the handle region 205 and the fifth surface protection film 70 are formed without cutting the area corresponding to the handle, as shown in FIG. 7 As shown in Fig.

Therefore, in the case of gripping and removing the handle region 205 formed on the upper side protection film 201, the lower side protection film 202, the left side side protection film 203 and the right side side protection film 204, The raw material film (adhesive tape) positioned under the film can be exposed to the outside.

It is also confirmed that a transparent display region 206 is formed in the center portions of the upper side protection film 201, the lower side protection film 202, the left side side protection film 203 and the right side side protection film 204 .

7B is a cross-sectional view of the tape assembly 200 for a touch screen panel shown in FIG. 7A. Referring to FIG. 7B, a third surface protective film 50, It can be confirmed that the base film 30, the raw material film 10 and the fifth surface protective film 70 are laminated and lapped.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the present invention as defined by the following claims It can be understood that

10: raw material film
20: First surface protective film
30: base film
40: second surface protective film
50: Third surface protective film
60: Fourth surface protection film
70: Seventh surface protective film
200: Tape assembly for touch screen panel
201: Upper side protection film
202: Lower side protection film
203: Left side protection film
204: Right side protection film
205: Handle area
206: display area

Claims (10)

The first surface protective film and the second surface protective film are sandwiched by a raw material film corresponding to a tape material having an adhesive force on both sides between the first and second surface protective films, A first processing step of cutting a material film according to the distance, and then placing the processed raw material film on a base film to form a first material film;
A second process step of forming a second material film by forming a transverse product area and a jig hole in the first material film;
Removing a remaining region of the second material film except for the lateral product region, placing a strip-shaped raw material film corresponding to the longitudinal product region at a position adjacent to the lateral product region on the base film, A third processing step of forming a third material film;
A fourth processing step of processing at least one hole on the third material film to form a fourth material film;
A first surface protection film positioned in the transverse product area and a longitudinal product area included in the fourth material film, and a display area (VIEW AREA) formed on the base film by removing the material film, A fifth process step of forming a film; And
And a sixth process step of cutting the fifth material film according to a predetermined product shape, removing a region other than the product shape region, and forming a product by laminating a fifth surface protection film on the upper side Wherein the method further comprises the steps of:
delete The method according to claim 1,
Wherein the second process step comprises:
Bonding the third and fourth surface protective films to the lower side of the first material film, and then pressing the third and fourth surface protective films through a compression roller; And
And removing the first surface protective film laminated on the upper side of the raw material film, followed by laminating a new first surface protective film.
The method according to claim 1,
The third process step comprises:
Removing a first surface protection film corresponding to a region other than the transverse product region using an OPP (Oriented Polypropylene) tape, the first surface protection film being positioned on the second material film; And
In the raw material film of the second material film, a raw material film corresponding to a region other than the transverse product region is removed using a PVC (Polyvinyl Chloride) sheet, And attaching the tape to the PVC sheet to remove the tape.
5. The method of claim 4,
The third process step comprises:
Positioning and sanding a raw material film corresponding to a strip-shaped longitudinal product area of 35 mm in width with a raw material film corresponding to the transverse product area while maintaining a distance of 0.5 mm; And
Bonding a new first surface protective film corresponding to a band shape of 40 mm width onto the 35 mm wide band-shaped raw material film, and pressing the new first surface protective film.
6. The method of claim 5,
The third process step comprises:
Removing an area other than the horizontal product area and the vertical product area by using an OPP tape to form a distance distance of 0.5 mm between the horizontal product area and the vertical product area Wherein the method comprises the steps of:
The method according to claim 1,
The fourth process step comprises:
Drilling a hole corresponding to at least one of a handle region hole, a camera region hole, a groove button region hole, and a sensor region hole;
Removing an area other than the area of the at least one hole from the first surface protective film positioned on the upper side using an OPP tape;
Removing the remaining region of the raw material film except for the region of the at least one hole by using a PVC sheet, the region of the raw material film having adhesive force exposed to the outside is adhered to the PVC sheet and removed; And
Removing the first surface protection film corresponding to the unremoved region in the first surface protection film and then laminating a new first surface protection film on the raw material film, For producing a tape assembly.
The method according to claim 1,
The fifth process step includes:
Removing a first surface protection film located in the transverse product area and the longitudinal product area in the first surface protection film positioned on the upper side of the fourth material film using an OPP tape;
Removing the raw material film located in the transverse product area and the longitudinal product area from which the first surface protection film has been removed using a PVC tape; And
And joining a new first surface protective film on the upper side of the fourth material film from which a region other than the transverse product region and the longitudinal product region is removed. Way.
The method according to claim 1,
The sixth process step includes:
Removing the first surface protective film located on the upper side of the remaining region of the fifth material film except for the product shape region using an OPP tape; And
And removing the first surface protective film corresponding to the product shape region using an OPP tape. ≪ Desc / Clms Page number 19 >
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