CN109475041A - A kind of binding method of flexible parent metal display panel - Google Patents
A kind of binding method of flexible parent metal display panel Download PDFInfo
- Publication number
- CN109475041A CN109475041A CN201811281948.3A CN201811281948A CN109475041A CN 109475041 A CN109475041 A CN 109475041A CN 201811281948 A CN201811281948 A CN 201811281948A CN 109475041 A CN109475041 A CN 109475041A
- Authority
- CN
- China
- Prior art keywords
- panel
- effective district
- parent metal
- dead space
- flexible parent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed circuit
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/325—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor
- H05K3/326—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by abutting or pinching, i.e. without alloying process; mechanical auxiliary parts therefor the printed circuit having integral resilient or deformable parts, e.g. tabs or parts of flexible circuits
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The present invention provides a kind of binding method of flexible parent metal display panel, the binding method includes: to provide a flexible parent metal display panel structure, the flexible parent metal display panel structure includes: rigid substrate, and is formed in the flexible parent metal display panel of the rigid substrate upper surface；Wherein the flexible parent metal display panel includes effective district of panel and the panel dead space for being formed in the effective district of panel periphery；Separating treatment at least is carried out to the effective district of panel, so that the effective district of panel is separated with the rigid substrate being disposed below；One flexible circuit board is provided, and the flexible circuit board is tied in the effective district of panel；Invalidation is carried out to the panel dead space and completes the binding of the flexible parent metal display panel so that the flexible parent metal display panel is removed from the rigid substrate.Solve the problems, such as that now there are two types of binding methods in the presence of removing hardly possible and positioning hardly possible through the invention.
Description
Technical field
The present invention relates to detector fields, more particularly to a kind of binding method of flexible parent metal display panel.
Background technique
Binding (Bonding) is under certain temperature, pressure and time, to realize display panel by certain intermediate medium
It is aobvious with the processing method of flexible printed circuit board (FPC, Flex printed circuits) mechanical connection and electrically conducting
Show the important production technology of industry.
Flexible parent metal display panel mostly uses plastics (plastic) substrate, such as PI, PEN, relatively traditional rigid base
Material, when carrying out hot pressing binding technique, since thermal stability is poor, it is easier to generate biggish deformation quantity.Currently, flexible base
There are mainly two types of material display panel and the binding methods of FPC: 1, when flexible parent metal display panel and rigid substrate do not separate into
Row binding, but due to the high temperature and pressure in bonding technique, the colloidal state in the region Bonding can be made to change, very
It is unfavorable for the lift-off processing of subsequent flexible parent metal display panel and rigid substrate.2, first carry out flexible parent metal display panel and just
Property substrate separation, bonding processing then is carried out to flexible parent metal display panel again, but due to flexible parent metal display panel
The flexible parent metal thickness of bottom is thin and is easy to happen curling, brings binding difficult the problem of positioning.
In consideration of it, being asked it is necessary to design a kind of binding method of new flexible parent metal display panel to solve above-mentioned technology
Topic.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of flexible parent metal display panels
Binding method, for solving the problems, such as that now there are two types of binding methods in the presence of removing hardly possible and positioning hardly possible.
In order to achieve the above objects and other related objects, the present invention provides a kind of binding side of flexible parent metal display panel
Method, the binding method include:
A flexible parent metal display panel structure is provided, the flexible parent metal display panel structure includes: rigid substrate and shape
The flexible parent metal display panel of rigid substrate upper surface described in Cheng Yu；Wherein the flexible parent metal display panel includes that panel has
Effect area and the panel dead space for being formed in the effective district of panel periphery；
At least to the effective district of panel carry out separating treatment so that the effective district of panel and be disposed below it is described
Rigid substrate separation；
One flexible circuit board is provided, and the flexible circuit board is tied in the effective district of panel；
Invalidation is carried out to the panel dead space, so that the flexible parent metal display panel is from the rigid substrate
Removing, completes the binding of the flexible parent metal display panel.
Optionally, the step of providing a flexible parent metal display panel structure includes: the offer rigid substrate, and in described
The upper surface of rigid substrate forms the effective district of panel, at the same in the periphery of the effective district of panel formed the panel without
Imitate area；Wherein the effective district of panel includes at least display unit, and is formed in the binding pad of the display unit periphery.
Optionally, the flexible parent metal display panel structure further include: be formed in the rigid substrate and the flexible base
Viscous layer between material display panel.
Optionally, the step of providing a flexible parent metal display panel structure includes: to provide the rigid substrate, in institute
The upper surface for stating rigid substrate forms viscous layer；The effective district of panel is formed in the upper surface of the viscous layer, while in institute
The periphery for stating effective district of panel forms the panel dead space；Wherein the effective district of panel includes at least display unit and shape
The binding pad of the periphery of display unit described in Cheng Yu.
Optionally, a safe spacing is equipped between the binding pad and the panel dead space, wherein between the safety
Away from more than or equal to 0.1mm.
Optionally, include: by the method that the flexible parent metal display panel is divided into effective district of panel and panel dead space
Region division is carried out to the flexible parent metal display panel by division mark, the flexible parent metal display panel is divided
Form the effective district of panel and the panel dead space.
Optionally, the method for carrying out separating treatment to the effective district of panel includes: by separation by laser to the panel
Effective district carries out separating treatment.
Optionally, the step of carrying out separating treatment to the effective district of panel by separation by laser includes: to provide an exposure mask
Jig, and the exposure mask jig is covered in the upper surface of the panel dead space；It is effective to the panel by laser later
The flexible parent metal of area bottom carries out laser fusing, the rigid substrate point realizing the effective district of panel and being disposed below
From.
Optionally, the step of separating treatment being carried out to the effective district of panel by separation by laser further include: the exposure mask
Jig is covered at least one side upper surface of the panel dead space, invalid to the unlapped panel by laser later
The flexible parent metal of area bottom carries out laser fusing, the rigid substrate point realizing the effective district of panel and being disposed below
From while, the unlapped panel dead space is separated with the rigid substrate being disposed below.
Optionally, it includes UV glue-line that the method for carrying out separating treatment to the effective district of panel, which includes: in the viscous layer,
When, separating treatment is carried out to the effective district of panel by ultraviolet light separation.
Optionally, separating the step of carrying out separating treatment to the effective district of panel by ultraviolet light includes: to provide one to cover
Film jig, and the exposure mask jig is covered in the upper surface of the panel dead space；Later by ultraviolet light to the panel
Effective district is irradiated, so that the UV curable adhesive layer below the effective district of panel fails, realizes the effective district of panel
It is separated with the rigid substrate being disposed below.
Optionally, the step of carrying out separating treatment to the effective district of panel, is separated by ultraviolet light further include: described to cover
Film jig is covered at least one side upper surface of the panel dead space, later by ultraviolet light to the unlapped panel
Dead space is irradiated, so that the UV curable adhesive layer below the unlapped panel dead space fails, realizes the face
While plate effective district is separated with the rigid substrate being disposed below, the unlapped panel dead space and be located at its
The rigid substrate of lower section separates.
Optionally, the exposure mask jig is at least covered in the upper surface of two relative edges of the panel dead space.
Optionally, it includes that electromagnetism is viscous that the method for carrying out separating treatment to the effective district of panel, which includes: in the viscous layer,
Property layer when, by electromagnetism separation to the effective district of panel carry out separating treatment.
Optionally, separating the step of carrying out separating treatment to the effective district of panel by electromagnetism includes: to provide an electromagnetism
, and the electromagnetism viscous layer by the electromagnetic field effect below the effective district of panel, so that the panel is effective
Electromagnetism viscous layer failure below area, realizes that the effective district of panel is separated with the rigid substrate being disposed below；
Wherein the length of the electromagnetic field is identical with the length of the effective district of panel, and the width of the electromagnetic field has with the panel
Imitate the of same size of area.
Optionally, the step of carrying out separating treatment to the effective district of panel, is separated by electromagnetism further include: increase electromagnetism
The length and/or width of field, and by the electromagnetic field effect in the electromagnetism of the panel dead space at least one side lower section
Viscous layer, so that the panel dead space at least electromagnetism viscous layer failure of lower section on one side, realizes the effective district of panel
While separation with the rigid substrate being disposed below, the panel dead space at least on one side and is disposed below
The rigid substrate separation.
Optionally, the electromagnetic field at most acts on two relative edges of the panel dead space.
It optionally, include: in the binding pad by the method that the flexible circuit board is tied to the effective district of panel
Upper surface formed an anisotropy conductiving glue layer, the flexible circuit board and the effective district of panel are positioned later,
And pressed by pressing machine, the flexible circuit board is tied to the effective district of panel to realize.
Optionally, the method positioned to the flexible circuit board and the effective district of panel includes: by being set to institute
The telltale mark stated in effective district of panel positions the flexible circuit board and the effective district of panel.
Optionally, the method for carrying out invalidation to the panel dead space includes: by machine cuts or laser cutting
The panel dead space is cut and is removed, realizes the invalidation of the panel dead space.
Optionally, the method for carrying out invalidation to the panel dead space includes: by separation by laser to the panel
Dead space carries out invalidation；Method includes: to carry out laser by flexible parent metal of the laser to panel dead space bottom to melt
Change, realizes the invalidation of the panel dead space.
Optionally, it includes UV glue-line that the method for carrying out invalidation to the panel dead space, which includes: in the viscous layer,
When, invalidation is carried out to the panel dead space by ultraviolet light separation；Method includes: using ultraviolet light to the panel
Dead space is irradiated, so that the UV curable adhesive layer below the panel dead space is invalid, realizes the panel dead space
Invalidation.
Optionally, it includes that electromagnetism is viscous that the method for carrying out invalidation to the panel dead space, which includes: in the viscous layer,
Property layer when, by electromagnetism separation to the panel dead space carry out invalidation；Method includes: by electromagnetic field effect in institute
The electromagnetism viscous layer below panel dead space is stated, so that the electromagnetism viscous layer below the panel dead space fails,
Realize the invalidation of the panel dead space.
As described above, a kind of binding method of flexible parent metal display panel of the invention, by the way that the flexible parent metal is shown
Show that panel is divided into effective district of panel and panel dead space, separating treatment first is carried out to the effective district of panel later, then again
The flexible circuit board is tied in the effective district of panel, invalidation finally is carried out to the panel dead space again, with
Realize removing, the binding of the flexible parent metal display panel；As it can be seen that the present invention is by first dividing the effective district of panel
It is bound again from processing, influence of the high temperature and pressure to effective district of panel bottom compliant substrate when avoiding binding, significantly
Reduce removing difficulty；And the present invention is when binding the effective district of panel, due to determining for the panel dead space
Position effect avoids the effective district of panel and the problem of curling is to influence positioning accuracy occurs, so that effective district of panel is bound
When positioning accuracy it is higher, to substantially increase the binding yield of product.
Detailed description of the invention
Fig. 1 is shown as the flow chart of binding method of the present invention.
Fig. 2 is shown as the top view of flexible parent metal display panel structure described in embodiment one.
Fig. 3 is sectional view of the Fig. 2 along the direction AA '.
Fig. 4 is shown as the top view that embodiment one separates effective district of panel by exposure mask jig.
Fig. 5 is sectional view of the Fig. 4 along the direction AA '.
Fig. 6 is shown as the top view that flexible circuit board is tied to effective district of panel by embodiment one.
Fig. 7 is sectional view of the Fig. 6 along the direction AA '.
Fig. 8 is shown as the top view that embodiment a pair of panel dead space carries out invalidation.
Fig. 9 is sectional view of the Fig. 8 along the direction AA '.
Figure 10 is shown as the top view of flexible parent metal display panel structure described in embodiment two.
Figure 11 is sectional view of the Figure 10 along the direction AA '.
Figure 12 is shown as the top view that embodiment two separates effective district of panel by exposure mask jig.
Figure 13 is sectional view of the Figure 12 along the direction AA '.
Figure 14 is shown as embodiment two and separates the top view separated to effective district of panel by electromagnetism.
Figure 15 is sectional view of the Figure 14 along the direction AA '.
Figure 16 is shown as the top view that flexible circuit board is tied to effective district of panel by embodiment two.
Figure 17 is sectional view of the Figure 16 along the direction AA '.
Figure 18 is shown as the top view that embodiment two carries out invalidation to panel dead space.
Figure 19 is sectional view of the Figure 18 along the direction AA '.
Component label instructions
10a, 10b flexible parent metal display panel structure
11a, 11b rigid substrate
12a, 12b flexible parent metal display panel
121a, 121b effective district of panel
1211a, 1211b display unit
1212a, 1212b bind pad
122a, 122b panel dead space
13a, 13b division mark
14 viscous layers
20a, 20b exposure mask jig
30a, 30b failure layer
40a, 40b anisotropy conductiving glue layer
50a, 50b flexible circuit board
60 electromagnetic fields
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also be by addition different specific
Embodiment is embodied or practiced, and the various details in this specification can also not carried on the back based on different viewpoints and application
From carrying out various modifications or alterations under spirit of the invention.
Fig. 1 is please referred to Figure 19.It should be noted that diagram provided in the present embodiment only illustrates this in a schematic way
The basic conception of invention, only shown in schema then with related component in the present invention rather than package count when according to actual implementation
Mesh, shape and size are drawn, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its
Assembly layout kenel may also be increasingly complex.
Embodiment one
As shown in Figure 1, the present embodiment provides a kind of binding method of flexible parent metal display panel, the binding method packet
It includes:
A flexible parent metal display panel structure 10a is provided, the flexible parent metal display panel structure 10a includes: rigid base
Material 11a, and it is formed in the flexible parent metal display panel 12a of the upper surface the rigid substrate 11a；Wherein the flexible parent metal is aobvious
Show that panel 12a includes the effective district of panel 121a and panel dead space 122a for being formed in the periphery effective district of panel 121a；
At least to the effective district of panel 121a carry out separating treatment so that the effective district of panel 121a and be located at its under
The rigid substrate 11a separation of side；
One flexible circuit board 50a is provided, and the flexible circuit board 50a is tied on the effective district of panel 121a；
To the panel dead space 122a carry out invalidation so that the flexible parent metal display panel 10a from it is described just
It is removed on property substrate 11a, completes the binding of the flexible parent metal display panel 12a.
As an example, as shown in Figures 2 and 3, the step of providing the flexible parent metal display panel structure 10a includes: to mention
The effective district of panel 121a is formed for the rigid substrate 11a, and in the upper surface of the rigid substrate 11a, while in institute
The periphery for stating effective district of panel 121a forms the panel dead space 122a；Wherein the effective district of panel 121a is included at least
Display unit 1211a, and it is formed in the binding pad 1212a of the periphery display unit 1211a.It should be noted that described
It is electrically connected between display unit 1211a and the binding pad 1212a, to pass through subsequent flexible circuit board 50a
The electric signal of the display unit 1211a is drawn.
Specifically, the method for forming the flexible parent metal display panel 12a includes: upper prior to the rigid substrate 11a
Surface forms flexible parent metal, wherein the flexible parent metal is divided into effective district of panel 121a and is located at the effective district of panel
The panel dead space 122a of the periphery 121a；It is formed on the flexible parent metal positioned at the effective district of panel 121a later aobvious
Show unit 1211a and binding pad 1212a.It should be noted that display unit 1211a described in the present embodiment include it is several by
The pixel array that TFT switch pipe and diode are constituted, and the method for forming the pixel array is existing any method, this
Embodiment is not defined the forming method and structure of the pixel array；The binding pad 1212a and the display
The relative position of unit 1211a is also existing position, and the present embodiment does not limit the specific location of binding pad 1212a
It is fixed.
Wherein, the flexible parent metal display panel 12a is divided into effective district of panel 121a's and panel dead space 122a
Method includes: to carry out region division to the flexible parent metal display panel 12a by division mark 13a, by the flexible base
Material display panel 12a divides to form the effective district of panel 121a and panel dead space 122a.Optionally, in this implementation
In example, the division mark 13a is at least labeled in the adjacent of the flexible parent metal display panel 12a or opposite both sides.
Wherein, a safe spacing is equipped between the binding pad 1212a and the panel dead space 122a, for rear
It is continuous when being cut to the panel dead space 122a, it avoids cutting from causing to damage to the binding pad 1212a, plays guarantor
Protect the effect of the binding pad 1212a；Optionally, the safe spacing is more than or equal to 0.1mm.
As an example, including: by separation by laser to institute to the effective district of panel 121a method for carrying out separating treatment
State effective district of panel 121a and carry out separating treatment, i.e., by laser to the flexible parent metal of the bottom the effective district of panel 121a into
Row laser fusing, with the separation for the rigid substrate 11a for realizing the effective district of panel 121a and being disposed below.It needs
It is noted that it is directly by the effective district of panel 121a from the rigid substrate 11a that separation described in the present embodiment, which is not,
It strips down, and only removes the cementability between the effective district of panel 121a and the rigid material 11a, after separation
The effective district of panel 121a is still located at the upper surface of the rigid substrate 11a, but no longer there is bonding between the two.
Specifically, as shown in Figure 4 and Figure 5, being carried out at separation by the separation by laser to the effective district of panel 121a
The step of reason includes: to provide an exposure mask jig 20a, and the exposure mask jig 20a is covered in the panel dead space 122a's
Upper surface；Laser fusing is carried out by flexible parent metal of the laser to the bottom the effective district of panel 121a later, i.e., will be located at bottom
The flexible parent metal fusing of the part in portion, forms failure layer 30a, to realize the effective district of panel 121a and be located under it
The separation of the rigid substrate 11a of side；The present embodiment is by the use of the exposure mask jig 20a, by the melting range of laser
It is limited only to the effective district of panel 121a, to substantially increase the precision of separation by laser.
Specifically, the step of carrying out separating treatment to the effective district of panel 121a by separation by laser further include: described
Exposure mask jig 20a is covered at least one side upper surface of the panel dead space 122a, later by laser to unlapped institute
The flexible parent metal for stating the panel dead space bottom 122a carries out laser fusing, realizes the effective district of panel 121a and is located under it
Side the rigid substrate 11a separation while, the unlapped panel dead space 122a and be disposed below it is described just
Property substrate 11a separation.It should be noted that when carrying out separation by laser the part panel dead space 122a, it is only necessary to
Corresponding frame is reduced on the basis of the 20a of exposure mask jig shown in Fig. 4, the specific position for reducing frame and quantity need to be according to realities
Border is set.Optionally, in the present embodiment, the exposure mask jig 20a is at least covered in the panel dead space
The upper surface of two relative edges of 122a, i.e., the described exposure mask jig 20a includes at least two frames being oppositely arranged, so that score
From treated, the fixed effect of the panel dead space 122a is more preferable.Wherein the exposure mask jig 20a is that impermeable laser is controlled
Tool, to avoid penetrating for laser；Optionally, in the present embodiment, the exposure mask jig 20a includes aluminium jig；Certainly, at it
In its embodiment, the material that other laser can not penetrate also can be used as the material of the exposure mask jig 20a.
As an example, as shown in Figure 6 and Figure 7, the flexible circuit board 50a is tied to the effective district of panel 121a's
Method includes: to form an anisotropy conductiving glue layer 40a in the upper surface of the binding pad 1212a, later to the flexibility
Circuit board 50a and the effective district of panel 121a are positioned, and are pressed by pressing machine, to realize the flexibility
Circuit board 50a is tied to the effective district of panel 121a.
Specifically, including: to pass through to the flexible circuit board 50a and the effective district of panel 121a method positioned
Telltale mark on the effective district of panel 121a to the flexible circuit board 50a and effective district of panel 121a into
Row positioning, wherein the telltale mark is set to the periphery of the binding pad 1212a；Pass through telltale mark for the flexibility
Metal connecting line area in circuit board 50a is aligned with the binding pad 1212a.
As an example, including: logical to the panel dead space 122a method for carrying out invalidation as shown in Figure 8 and Figure 9
It crosses machine cuts or the panel dead space 122a is cut and removed by laser cutting, realize the nothing of the panel dead space 122a
Effect processing, removes the flexible parent metal display panel 12a to realize from the rigid substrate 11a.It should be noted that
It is that the present embodiment while realizing removing, is also reduced and tied up by carrying out cutting removal to the panel dead space 122a
Determine the size of structure.It certainly, can also be by separation by laser to institute in the case where the size to binding structure is of less demanding
It states panel dead space 122a and carries out invalidation, method includes: the flexibility by laser to the panel dead space bottom 122a
Substrate carries out laser fusing and (melts the part of the panel dead space bottom the 122a flexible parent metal, form failure
Layer), realize the invalidation of the panel dead space 122a, and then realize the panel dead space 122a and be disposed below
The rigid substrate 11a removing；But such stripping means remains the panel dead space 122a, ties up to increase
Determine the size of structure.
Embodiment two
As shown in Figure 1, the present embodiment provides a kind of binding method of flexible parent metal display panel, the binding method packet
It includes:
A flexible parent metal display panel structure 10b is provided, the flexible parent metal display panel structure 10b includes: rigid base
Material 11b, is formed in the viscous layer 14 of the upper surface the rigid substrate 11b, and is formed in the flexibility of 14 upper surface of viscous layer
Substrate display panel 12b；Wherein the flexible parent metal display panel 12b includes effective district of panel 121b and is formed in the face
The panel dead space 122b of the periphery plate effective district 121b；
At least to the effective district of panel 121b carry out separating treatment so that the effective district of panel 121b and be located at its under
The rigid substrate 11b separation of side；
One flexible circuit board 50b is provided, and the flexible circuit board 50b is tied on the effective district of panel 121b；
To the panel dead space 122b carry out invalidation so that the flexible parent metal display panel 10b from it is described just
It is removed on property substrate 11b, completes the binding of the flexible parent metal display panel 12b.
As an example, as shown in Figure 10 and Figure 11, the step of providing the flexible parent metal display panel structure 10b, includes:
The rigid substrate 11b is provided, and forms the viscous layer 14 in the upper surface of the rigid substrate 11b；In the viscous layer
14 upper surface forms the effective district of panel 121b, while forming the panel in the periphery of the effective district of panel 121b
Dead space 122b；Wherein the effective district of panel 121b includes at least display unit 1211b, and is formed in the display unit
The binding pad 1212b of the periphery 1211b.It should be noted that the display unit 1211b and binding pad 1212b it
Between be electrically connected, the electric signal of the display unit 1211b to be drawn by subsequent flexible circuit board 50b.
Specifically, the method for forming the flexible parent metal display panel 12b includes: upper prior to the rigid substrate 11b
Surface forms the viscous layer 14, flexible parent metal is formed in the upper surface of the viscous layer 14 later, wherein the flexible parent metal
It is divided into the effective district of panel 121b and panel dead space 122b positioned at the periphery effective district of panel 121b；It is in place later
In formation display unit 1211b on the flexible parent metal of the effective district of panel 121b and binding pad 1212b.It needs to infuse
It anticipating, display unit 1211b described in the present embodiment includes several pixel arrays being made of TFT switch pipe and diode, and
The method for forming the pixel array is existing any method, and the present embodiment is not to the forming method of the pixel array
It is defined with structure；The relative position of the binding pad 1212b and display unit 1211b is also existing position, this
Embodiment is not defined the specific location of binding pad 1212b.
Wherein, the flexible parent metal display panel 12b is divided into effective district of panel 121b's and panel dead space 122b
Method includes: to carry out region division to the flexible parent metal display panel 12b by division mark 13b, by the flexible base
Material display panel 12b divides to form the effective district of panel 121b and panel dead space 122b.Optionally, in this implementation
In example, the division mark 13b is at least labeled in the adjacent of the flexible parent metal display panel 12b or opposite both sides.
Wherein, a safe spacing is equipped between the binding pad 1212b and the panel dead space 122b, for rear
It is continuous when being cut to the panel dead space 122b, it avoids cutting from causing to damage to the binding pad 1212b, plays guarantor
Protect the effect of the binding pad 1212b；Optionally, the safe spacing is more than or equal to 0.1mm.
It include: in the viscous layer 14 to the effective district of panel 121b method for carrying out separating treatment as an example
When including UV glue-line, separating treatment is carried out to the effective district of panel 121b by ultraviolet light separation；I.e. by ultraviolet light to institute
Effective district of panel 121b is stated to be irradiated, so that the UV curable adhesive layer below the effective district of panel 121b fails, thus
Realize that the effective district of panel 121b is separated with the rigid substrate 11b being disposed below.
Specifically, as shown in Figure 12 and Figure 13, being divided by ultraviolet light separation the effective district of panel 121b
It include: to provide an exposure mask jig 20b, and the exposure mask jig 20b is covered in the panel dead space from the step of processing
The upper surface of 122b；The effective district of panel 121b is irradiated by ultraviolet light later, so that the effective district of panel
UV curable adhesive layer failure below 121b, forms failure layer 30b, realizes the effective district of panel 121b and is located under it
The rigid substrate 11b separation of side；The present embodiment is by the use of the exposure mask jig 20b, by the consolidation zone of ultraviolet light
It is limited only to the effective district of panel 121b, to substantially increase the precision of ultraviolet light separation.
Specifically, the step of carrying out separating treatment to the effective district of panel 121b by ultraviolet light separation is also wrapped
Include: the exposure mask jig 20b is covered at least one side upper surface of the panel dead space, later by ultraviolet light to not covering
The panel dead space 122b of lid is irradiated, so that the UV glue below the unlapped panel dead space 122b
Layer solidification failure, while realizing that the effective district of panel 121b is separated with the rigid substrate 11b being disposed below, not
The panel dead space 122b of covering is separated with the rigid substrate 11b being disposed below.It should be noted that right
When the part panel dead space 122b carries out ultraviolet light separation, it is only necessary to subtract on the basis of exposure mask jig 20b shown in Figure 12
Few corresponding frame, the specific position for reducing frame and quantity need to be set according to actual needs.Optionally, in this reality
It applies in example, the exposure mask jig 20b is at least covered in the upper surface of two relative edges of the panel dead space 122b, i.e., described
Exposure mask jig 20b includes at least two frames being oppositely arranged, so that the panel dead space 122b after separating treatment
Fixed effect is more preferable.Wherein, the exposure mask jig is impermeable ultraviolet light jig, to avoid penetrating for ultraviolet light.
It as another example, include: in the viscous layer to the effective district of panel 121b method for carrying out separating treatment
14 include electromagnetism viscous layer when, by electromagnetism separation to the effective district of panel 121b carry out separating treatment.
Specifically, as shown in Figure 14 and Figure 15, being separated by electromagnetism separation to the effective district of panel 121b
The step of processing includes: one electromagnetic field 60 of offer, and through the electromagnetic field effect below the effective district of panel 121b
The electromagnetism viscous layer realizes that the panel has so that the electromagnetism viscous layer below the effective district of panel 121b fails
Effect area 121b is separated with the rigid substrate 11b being disposed below；Wherein the length of the electromagnetic field and the panel are effective
The length of area 121b is identical, and the width of the electromagnetic field is of same size with the effective district of panel 121b's.The present embodiment passes through
Length and width setting to the electromagnetic field 60, so that the electromagnetic field 60 acts only on the effective district of panel 121b, from
And substantially increase the precision of electromagnetism separation.
Specifically, the step of carrying out separating treatment to the effective district of panel 121b by electromagnetism separation further include:
Increase electromagnetic field 60 length and/or width, and by the electromagnetic field 60 act on the panel dead space at least on one side under
The electromagnetism viscous layer of side, so that the panel dead space at least electromagnetism viscous layer failure of lower section on one side, realizes institute
While stating effective district of panel 121b and separated with the rigid substrate 11b being disposed below, the panel dead space 122b's
At least separated on one side with the rigid substrate 11b being disposed below.It should be noted that invalid the part panel
When area 122b carries out electromagnetism separation, it is only necessary to increase corresponding length on the basis of electromagnetic field 60 shown in Figure 15 and/or width is
Can, specifically increase length and/or width need to be set according to actual needs.Optionally, in the present embodiment, the electricity
Magnetic field 60 at most acts on two relative edges of the panel dead space 122b, so that the panel after separating treatment is invalid
The fixed effect of area 122b is more preferable.
It should be noted that separation described in the present embodiment not be directly by the effective district of panel 121a from it is described just
Property substrate 11a on strip down, and only remove the bonding between the effective district of panel 121a and the rigid material 11a
Property (even if the UV glue-line or electromagnetism viscous layer are invalid), the effective district of panel 121a after separation be still located at it is described just
Property substrate 11b top, but be no longer bonded between the two by viscous layer 14.
As an example, as shown in Figure 16 and Figure 17, the flexible circuit board 50b is tied to the effective district of panel 121b
Method include: in it is described binding pad 1212b upper surface formed an anisotropy conductiving glue layer 40b, later to described soft
Property the circuit board 50b and effective district of panel 121b positioned, and pressed by pressing machine, with realize will be described soft
Property circuit board 50b is tied to the effective district of panel 121b.
Specifically, including: to pass through to the flexible circuit board 50b and the effective district of panel 121b method positioned
Telltale mark on the effective district of panel 121b to the flexible circuit board 50b and effective district of panel 121b into
Row positioning, wherein the telltale mark is set to the periphery of the binding pad 1212b；Pass through telltale mark for the flexibility
Metal connecting line area in circuit board 50b is aligned with the binding pad 1212b.
As an example, as shown in Figure 18 and Figure 19, the method packet of invalidation is carried out to the panel dead space 122b
It includes: when the viscous layer 14 includes UV glue-line, the panel dead space 122b being located in vain by ultraviolet light separation
Reason；Method includes: to be irradiated using ultraviolet light to the panel dead space 122b, so that under the panel dead space 122b
The UV curable adhesive layer of side is invalid, realizes the invalidation of the panel dead space 122b, to realize the flexible base
Material display panel 12b is removed from the rigid substrate 11b.
As another example, as shown in Figure 18 and Figure 19, the method for invalidation being carried out to the panel dead space 122b
It include: when the viscous layer 14 includes electromagnetism viscous layer, it is invalid to be carried out by electromagnetism separation to the panel dead space 122b
Processing；Method includes: the electromagnetism viscous layer by electromagnetic field effect below the panel dead space 122b, so that institute
The electromagnetism viscous layer failure below the 122b of panel dead space is stated, realizes the invalidation of the panel dead space 122b, from
And it realizes and removes the flexible parent metal display panel 12b from the rigid substrate 11b.
In conclusion a kind of binding method of flexible parent metal display panel of the invention, by the way that the flexible parent metal is shown
Show that panel is divided into effective district of panel and panel dead space, separating treatment first is carried out to the effective district of panel later, then again
The flexible circuit board is tied in the effective district of panel, invalidation finally is carried out to the panel dead space again, with
Realize removing, the binding of the flexible parent metal display panel；As it can be seen that the present invention is by first dividing the effective district of panel
It is bound again from processing, influence of the high temperature and pressure to effective district of panel bottom compliant substrate when avoiding binding, significantly
Reduce removing difficulty；And the present invention is when binding the effective district of panel, due to determining for the panel dead space
Position effect avoids the effective district of panel and the problem of curling is to influence positioning accuracy occurs, so that effective district of panel is bound
When positioning accuracy it is higher, to substantially increase the binding yield of product.So the present invention effectively overcomes the prior art
In various shortcoming and have high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, those of ordinary skill in the art institute without departing from the spirit and technical ideas disclosed in the present invention such as
All equivalent modifications or change completed, should be covered by the claims of the present invention.
Claims (23)
1. a kind of binding method of flexible parent metal display panel, which is characterized in that the binding method includes:
A flexible parent metal display panel structure is provided, the flexible parent metal display panel structure includes: rigid substrate, and is formed in
The flexible parent metal display panel of the rigid substrate upper surface；Wherein the flexible parent metal display panel include effective district of panel and
It is formed in the panel dead space of the effective district of panel periphery；
Separating treatment at least is carried out to the effective district of panel, so that the effective district of panel and the rigidity being disposed below
Substrate separation；
One flexible circuit board is provided, and the flexible circuit board is tied in the effective district of panel；
Invalidation is carried out to the panel dead space, so that the flexible parent metal display panel is shelled from the rigid substrate
From completing the binding of the flexible parent metal display panel.
2. the binding method of flexible parent metal display panel according to claim 1, which is characterized in that provide a flexible parent metal
The step of display panel structure includes: to provide the rigid substrate, and form the panel in the upper surface of the rigid substrate
Effective district, while the panel dead space is formed in the periphery of the effective district of panel；Wherein the effective district of panel is at least wrapped
Display unit is included, and is formed in the binding pad of the display unit periphery.
3. the binding method of flexible parent metal display panel according to claim 1, which is characterized in that the flexible parent metal is aobvious
Show panel construction further include: the viscous layer being formed between the rigid substrate and the flexible parent metal display panel.
4. the binding method of flexible parent metal display panel according to claim 3, which is characterized in that provide a flexibility
The step of substrate display panel structure includes: to provide the rigid substrate, and the upper surface of Yu Suoshu rigid substrate forms viscous layer；
The effective district of panel is formed in the upper surface of the viscous layer, while forming the panel in the periphery of the effective district of panel
Dead space；Wherein the effective district of panel includes at least display unit, and is formed in the binding pad of the display unit periphery.
5. the binding method of flexible parent metal display panel according to claim 2 or 4, which is characterized in that the binding weldering
A safe spacing is equipped between disk and the panel dead space, wherein the safe spacing is more than or equal to 0.1mm.
6. the binding method of flexible parent metal display panel according to any one of claims 1 to 4, which is characterized in that by institute
Stating flexible parent metal display panel and being divided into effective district of panel and the method for panel dead space includes: by division mark to described soft
Property substrate display panel carry out region division, the flexible parent metal display panel is divided to form the effective district of panel and institute
State panel dead space.
7. the binding method of flexible parent metal display panel according to claim 1, which is characterized in that effective to the panel
The method that area carries out separating treatment includes: to carry out separating treatment to the effective district of panel by separation by laser.
8. the binding method of flexible parent metal display panel according to claim 7, which is characterized in that pass through separation by laser pair
The step of effective district of panel progress separating treatment includes: to provide an exposure mask jig, and the exposure mask jig is covered in institute
State the upper surface of panel dead space；Laser fusing is carried out by flexible parent metal of the laser to the effective district of panel bottom later,
Realize that the effective district of panel is separated with the rigid substrate being disposed below.
9. the binding method of flexible parent metal display panel according to claim 8, which is characterized in that pass through separation by laser pair
The effective district of panel carries out the step of separating treatment further include: the exposure mask jig is covered in the panel dead space at least
One side upper surface carries out laser fusing by flexible parent metal of the laser to unlapped panel dead space bottom later, real
While the existing effective district of panel is separated with the rigid substrate being disposed below, the unlapped panel dead space with
The rigid substrate separation being disposed below.
10. the binding method of flexible parent metal display panel according to claim 3, which is characterized in that have to the panel
The method that effect area carries out separating treatment includes: to be separated by ultraviolet light to the panel when the viscous layer includes UV glue-line
Effective district carries out separating treatment.
11. the binding method of flexible parent metal display panel according to claim 10, which is characterized in that pass through ultraviolet light point
It include: to provide an exposure mask jig, and the exposure mask jig is covered from the step of carrying out separating treatment to the effective district of panel
In the upper surface of the panel dead space；The effective district of panel is irradiated by ultraviolet light later, so that the panel
UV curable adhesive layer failure below effective district, the rigid substrate point realizing the effective district of panel and being disposed below
From.
12. the binding method of flexible parent metal display panel according to claim 11, which is characterized in that pass through ultraviolet light point
From the step of carrying out separating treatment to the effective district of panel further include: the exposure mask jig is covered in the panel dead space
At least one side upper surface is later irradiated the unlapped panel dead space by ultraviolet light, so that unlapped institute
State the UV curable adhesive layer failure below panel dead space, the rigidity realizing the effective district of panel and being disposed below
While substrate separates, the unlapped panel dead space is separated with the rigid substrate being disposed below.
13. the binding method of flexible parent metal display panel according to claim 9 or 12, which is characterized in that the exposure mask
Jig is at least covered in the upper surface of two relative edges of the panel dead space.
14. the binding method of flexible parent metal display panel according to claim 3, which is characterized in that have to the panel
The method that effect area carries out separating treatment includes: to be separated by electromagnetism to the face when the viscous layer includes electromagnetism viscous layer
Plate effective district carries out separating treatment.
15. the binding method of flexible parent metal display panel according to claim 14, which is characterized in that separated by electromagnetism
The step of carrying out separating treatment to the effective district of panel includes: to provide an electromagnetic field, and pass through the electromagnetic field effect in institute
The electromagnetism viscous layer below effective district of panel is stated, so that the electromagnetism viscous layer below the effective district of panel fails,
Realize that the effective district of panel is separated with the rigid substrate being disposed below；The wherein length of the electromagnetic field and the face
The length of plate effective district is identical, and the width of the electromagnetic field is of same size with the effective district of panel.
16. the binding method of flexible parent metal display panel according to claim 15, which is characterized in that separated by electromagnetism
The step of separating treatment is carried out to the effective district of panel further include: increase the length and/or width of electromagnetic field, and by described
Electromagnetic field effect is in the electromagnetism viscous layer of the panel dead space at least one side lower section, so that the panel dead space is at least
The electromagnetism viscous layer failure of lower section on one side, realizes that the effective district of panel is separated with the rigid substrate being disposed below
While, the panel dead space is at least separated with the rigid substrate being disposed below on one side.
17. the binding method of flexible parent metal display panel according to claim 16, which is characterized in that the electromagnetic field is extremely
Multiaction is in two relative edges of the panel dead space.
18. the binding method of flexible parent metal display panel according to claim 1 or 3, which is characterized in that by the flexibility
The method that circuit board is tied to the effective district of panel includes: to form an anisotropic conductive in the upper surface of the binding pad
Glue-line later positions the flexible circuit board and the effective district of panel, and is pressed by pressing machine, to realize
The flexible circuit board is tied to the effective district of panel.
19. the binding method of flexible parent metal display panel according to claim 18, which is characterized in that the flexible electrical
The method that road plate and the effective district of panel are positioned includes: by the telltale mark in the effective district of panel to institute
It states flexible circuit board and the effective district of panel is positioned.
20. the binding method of flexible parent metal display panel according to claim 1, which is characterized in that the panel without
The method that effect area carries out invalidation includes: to cut the panel dead space by machine cuts or laser cutting to remove, real
The invalidation of the existing panel dead space.
21. the binding method of flexible parent metal display panel according to claim 1, which is characterized in that the panel without
The method that effect area carries out invalidation includes: to carry out invalidation to the panel dead space by separation by laser；Method includes:
Laser fusing is carried out by flexible parent metal of the laser to panel dead space bottom, realizes the invalid place of the panel dead space
Reason.
22. the binding method of flexible parent metal display panel according to claim 3, which is characterized in that the panel without
The method that effect area carries out invalidation includes: to be separated by ultraviolet light to the panel when the viscous layer includes UV glue-line
Dead space carries out invalidation；Method include: the panel dead space is irradiated using ultraviolet light so that the panel without
The UV curable adhesive layer imitated below area is invalid, realizes the invalidation of the panel dead space.
23. the binding method of flexible parent metal display panel according to claim 3, which is characterized in that the panel without
The method that effect area carries out invalidation includes: to be separated by electromagnetism to the face when the viscous layer includes electromagnetism viscous layer
Plate dead space carries out invalidation；Method includes: that the electromagnetism by electromagnetic field effect below the panel dead space is viscous
Property layer realizes the invalidation of the panel dead space so that the electromagnetism viscous layer below the panel dead space fails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811281948.3A CN109475041B (en) | 2018-10-31 | 2018-10-31 | Binding method of flexible substrate display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811281948.3A CN109475041B (en) | 2018-10-31 | 2018-10-31 | Binding method of flexible substrate display panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109475041A true CN109475041A (en) | 2019-03-15 |
| CN109475041B CN109475041B (en) | 2020-05-08 |
Family
ID=65666730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811281948.3A Active CN109475041B (en) | 2018-10-31 | 2018-10-31 | Binding method of flexible substrate display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109475041B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090015712A (en) * | 2007-08-09 | 2009-02-12 | 삼성전기주식회사 | Method for forming vertically structured light emitting diode device |
| CN101916022A (en) * | 2010-07-06 | 2010-12-15 | 友达光电股份有限公司 | Flexible display panel and manufacturing method thereof |
| CN103996698A (en) * | 2014-05-29 | 2014-08-20 | 友达光电股份有限公司 | Manufacturing method of soft panel |
| CN105336875A (en) * | 2014-07-10 | 2016-02-17 | 上海和辉光电有限公司 | Flexible display device and mold release method thereof |
| CN106654055A (en) * | 2016-09-14 | 2017-05-10 | 昆山国显光电有限公司 | Flexible display and making method thereof |
| CN106992139A (en) * | 2017-04-06 | 2017-07-28 | 信利半导体有限公司 | A kind of manufacture method of flexible display panels |
| CN107610597A (en) * | 2017-10-27 | 2018-01-19 | 武汉华星光电半导体显示技术有限公司 | The cutting method of display panel motherboard and display panel motherboard |
-
2018
- 2018-10-31 CN CN201811281948.3A patent/CN109475041B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090015712A (en) * | 2007-08-09 | 2009-02-12 | 삼성전기주식회사 | Method for forming vertically structured light emitting diode device |
| CN101916022A (en) * | 2010-07-06 | 2010-12-15 | 友达光电股份有限公司 | Flexible display panel and manufacturing method thereof |
| CN103996698A (en) * | 2014-05-29 | 2014-08-20 | 友达光电股份有限公司 | Manufacturing method of soft panel |
| CN105336875A (en) * | 2014-07-10 | 2016-02-17 | 上海和辉光电有限公司 | Flexible display device and mold release method thereof |
| CN106654055A (en) * | 2016-09-14 | 2017-05-10 | 昆山国显光电有限公司 | Flexible display and making method thereof |
| CN106992139A (en) * | 2017-04-06 | 2017-07-28 | 信利半导体有限公司 | A kind of manufacture method of flexible display panels |
| CN107610597A (en) * | 2017-10-27 | 2018-01-19 | 武汉华星光电半导体显示技术有限公司 | The cutting method of display panel motherboard and display panel motherboard |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109475041B (en) | 2020-05-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11263928B2 (en) | Manufacturing method of flexible display panel, flexible display panel and display device | |
| US11251392B2 (en) | Display substrate and preparation method thereof, display device and preparation method thereof and display apparatus | |
| JP3690378B2 (en) | Display device | |
| TWI472855B (en) | Disolay panel and manufacturing method of the same | |
| JP2015018317A (en) | Touch sensor and manufacturing method of touch sensor | |
| JP2008201629A (en) | Manufacturing method of electrooptical device, separating method of substrate, and substrate separating device | |
| CN107797697A (en) | Flexible display apparatus | |
| KR20140143113A (en) | The manufacturing method of heat radiating sheet and the heat radiating sheet using the same | |
| CN106793567A (en) | A kind of preparation method of rigid and flexibility plate | |
| CN103631040B (en) | Display unit and assemble method thereof | |
| WO2017038661A1 (en) | Liquid crystal panel production method | |
| JP2008096836A (en) | Manufacturing method of liquid crystal display panel, and liquid crystal display panel | |
| TW201535182A (en) | Flexible device and method for manufacturing the same | |
| CN107111170B (en) | Binding method of flexible display module | |
| EP3220191A1 (en) | Touch control liquid crystal display device and manufacturing method thereof | |
| CN110277015A (en) | The assemble method of display panel and the display device using it | |
| CN109475041A (en) | A kind of binding method of flexible parent metal display panel | |
| JP2009205140A5 (en) | ||
| US9655244B1 (en) | Flexible electronic device and method for manufacturing the same | |
| JPWO2007111029A1 (en) | Display panel, display panel manufacturing method, and removal apparatus | |
| JP2009103733A (en) | Method of manufacturing liquid crystal display panel | |
| CN109950163A (en) | Display module and preparation method thereof | |
| JP2004325888A (en) | Method for manufacturing liquid crystal display panel, and liquid crystal display panel | |
| US11641719B2 (en) | Manufacturing method of printed circuit board | |
| CN107484325A (en) | A kind of two-sided reinforcement flex plate and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |