CN205789982U - Flexible panel and electronic device - Google Patents
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- CN205789982U CN205789982U CN201620691916.0U CN201620691916U CN205789982U CN 205789982 U CN205789982 U CN 205789982U CN 201620691916 U CN201620691916 U CN 201620691916U CN 205789982 U CN205789982 U CN 205789982U
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Abstract
The utility model provides a flexible panel and electronic equipment including this flexible panel. The flexible panel includes: the flexible substrate, a plurality of pins, a plurality of leads, a supporting substrate and an adhesive layer; the minimum spacing S of adjacent pins, and the maximum length W of the pins in a first direction parallel to the flexible panel, satisfy 0 μm < W <300 μm, 0< S < W. The utility model discloses a flexible panel and electronic equipment have injectd the size and the interval of pin on the flexible panel, are favorable to preventing the sunken and the excessive emergence of gluing the phenomenon of below glue film at pin center when carrying out FPC bonding, improve the bonding performance to improve the product yield in the production process, greatly promote flexible panel's life and user experience.
Description
Technical field
This utility model relates to showing touch-control field, particularly relates to a kind of flexible panel, the electricity comprising this flexible panel
Subset.
Background technology
Along with development and the continuous progress of society of technology, current Display Technique creates huge change, Flexible Displays
Technology starts to step into the visual field of masses.Flexible screen is because its low-power consumption, flexible characteristic are to Wearable device
Application brings far-reaching influence, and the constantly infiltration along with individual intelligent terminal is extensively applied by following flexible screen.Additionally, with
User's requirement intelligent for display device, facilitation more and more higher, flexible contact panel and integrated touch controllable function
Flexible display screen also becomes following inevitable development trend.
But flexible panel is during manufacturing, and carries out hot pressing bonding in binding (bonding) district of flexible screen
During FPC operation, it is easily caused the pin recessed deformation of generation being positioned at binding district, affects bonding mass, be unfavorable for production process
The raising of middle product yield, and the service life of gained flexible panel and Consumer's Experience also can be had a greatly reduced quality.
Utility model content
In view of this, this utility model provides a kind of flexible panel, the electronic equipment comprising this flexible panel.
First, this utility model provides a kind of flexible panel, including flexible substrates, have zone line and around in
Between the outer peripheral areas in region；Multiple pins, are arranged at outer peripheral areas；A plurality of leads, one end of lead-in wire is electrically connected to zone line,
The other end is electrically connected at least one pin；Support substrate, be positioned at the side of flexible substrates；Tack coat, is arranged at flexible substrates
And support between substrate, it is used for bonding flexible substrates and supporting substrate；It is characterized in that, minimum spacing S of adjacent leads, and
Pin greatest length W in a first direction meets 0 μm < W < 300 μm, 0 < S < W；First direction is parallel to described flexible panel.
This utility model also provides for a kind of electronic equipment including above-mentioned flexible panel.
Flexible panel of the present utility model and electronic equipment, define size and the interval of pin on flexible panel, favorably
In prevent the pin center when carrying out FPC bonding depression and below glue-line overflow the generation of glue phenomenon, improve bonding
Performance, thus improve the product yield in production process, greatly promote service life and the Consumer's Experience of flexible panel.
Accompanying drawing explanation
Fig. 1 is by the flexible panel pin before FPC binding and FPC Pin locations relation schematic diagram；
Fig. 2 is prior art carrying out the flexible panel pin after FPC binding and FPC Pin locations relation schematic diagram；
Fig. 3 is the top view of the flexible panel that an embodiment of the present utility model is provided；
Fig. 4 is the left view of the flexible display panels that an embodiment of the present utility model is provided；
Fig. 5 is the left view of the flexible contact panel that another embodiment of the present utility model is provided；
Fig. 6 is the enlarged diagram of a-quadrant in Fig. 3；
Fig. 7 is the embodiment of the present invention to be illustrated with FPC Pin locations relation carrying out the flexible panel pin after FPC binding
Figure；
Fig. 8 is the left view of the integrated touch-control flexible display panels that this utility model further embodiment is provided；
Fig. 9 is the left view of the integrated touch-control flexible display panels that another embodiment of this utility model is provided；
Figure 10 is a kind of electronic equipment schematic diagram that this utility model embodiment is provided.
Detailed description of the invention
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with accompanying drawing and
This utility model is described further by embodiment.
It should be noted that elaborate detail in the following description so that fully understanding this utility model.But
This utility model can be different from alternate manner described here implement with multiple, those skilled in the art can without prejudice to
Similar popularization is done in the case of this utility model intension.Therefore this utility model is not limited by following public detailed description of the invention
System.Additionally, in the middle of description below, the most identical reference represents same or similar structure, thus will omit
Repetition thereof.
The flexible panel pin being by as depicted in figs. 1 and 2 in FPC binding procedure is illustrated with FPC Pin locations relation
Figure.Wherein, be provided with between flexible panel pin 102 and FPC pin 132 ACF (Anisotropic Conductive Film,
Anisotropic conductive film；Not shown), containing conducting particles 131 in ACF.Carry out FPC binding, be the mode using hot pressing
FPC pin 132 is electrically connected with flexible panel pin 102 by ACF.Due to the existence of conducting particles 131 in ACF, when
When being subject to the extruding coming from both flexible panel pin 102 and FPC pins 132, conducting particles 131 deforms, so that
Pin 102 and the pin 132 that must be positioned at its both sides turn on, and in the other direction, ACF is not turned on, thus realize anisotropy
Conducting function.It is pointed out that FPC pin 132 herein can be prominent electrode pin, optionally, can be in
Golden finger on FPC.
As in figure 2 it is shown, in prior art, in flexible OLED product back-end process, for display floater or contact panel
Use big LLO (laser lift-off technique, Laser Lift-Off), carry out cutting and the FPC of single panel the most again
Bonding technique, is so conducive to improving production capacity, and reduces cost.When carrying out FPC binding, power F puts on FPC pin, i.e.
Golden finger.Owing to the bottom of flexible panel is flexible substrates, it is generally of support substrate below, in order to support flexible base
The end, bond with pressure sensitive adhesive (pressure sensitive adhesive, PSA) between flexible substrates and support substrate.By
PSA glue below flexible panel pin 102 has mobility, and has bigger width, thus at flexible panel pin
Deformation, middle part concave downward it is susceptible to so that near the conductive particle of flexible panel 102 central region in ACF during 102 hot pressing
Son 231 has less deformation and does not even deform, and has a strong impact on FPC and binds effect.Additionally, flexible panel pin 102 is warm
Occur recessed during pressing, will also result in the excessive glue of PSA generation with mobility, be unfavorable for flexible substrates and support the viscous of substrate
Close.
In order to improve the binding effect of FPC, promoting binding performance and prevent PSA from overflowing the generation of glue, this utility model is implemented
Example provides a kind of flexible panel.As shown in Fig. 3, Fig. 4 and Fig. 6, flexible panel 200 includes flexible substrates 201, has mesozone
Territory 290 and the outer peripheral areas (not shown) around zone line 290；Multiple pins 202, are arranged at outer peripheral areas；A plurality of leads
203, one end of lead-in wire 203 is electrically connected to zone line 290, and the other end is electrically connected at least one pin 202；Support substrate
204, it is positioned at the side of flexible substrates 201；Tack coat 205, is arranged at flexible substrates 201 and supports between substrate 204, being used for gluing
Close flexible substrates 201 and support substrate 204；The minimum spacing of adjacent leads 202 is S, and in a first direction, pin 202 is
Long length is W, wherein, and 0 μm < W < 300 μm, 0 < S < W；First direction is parallel to flexible panel 200.
The flexible panel that this utility model embodiment is provided, on the first direction being parallel to flexible panel, by flexibility
The greatest length W of panel pin is limited to below 300 μm, also defines minimum spacing S of adjacent leads less than flexible panel
The greatest length W of pin.The above-mentioned flexible panel that this utility model embodiment is provided, have less pin size and
Every, desirably prevent the pin center when carrying out FPC bonding depression and below glue-line overflow the generation of glue phenomenon, improve
Bonding performance, thus improve the product yield in production process, greatly promote service life and the user's body of flexible panel
Test.The embodiment of the present invention is illustrated carrying out the flexible panel pin after FPC binding and FPC Pin locations relation as shown in Figure 7
Figure, it can be deduced that, external force F act on FPC pin 232 carry out hot pressing binding time, the conducting particles 231 in ACF has throughout
Uniform deformation quantity, thus obtained more preferable bonding effect, the bonding performance of FPC is improved.
It should be noted that in this utility model embodiment, pin 202 is rectangle, pin 202 depends in the first direction
Secondary arrangement, i.e. first direction are the direction that pin 202 arranges on flexible panel.In other implementations of the present utility model
In, any shapes such as the pin of flexible panel can be triangle, circular, rhombus, trapezoidal, first direction can be flexible panel
The orientation of pin, it is also possible to being parallel to other any directions of flexible panel, this is not limited by this utility model.
Also, it should be noted the greatest length W of flexible panel pin refers to flexible face on first direction as shown in Figure 6
Plate pin distance between two farthest points in a first direction, minimum spacing S of adjacent leads refers to adjacent two
The length scale between two points closest on individual pin.Concrete, in above-mentioned embodiment of the present utility model, such as Fig. 6
Shown in, W is the width of rectangle pin 202, and S is and is going up in the first direction, closest the hanging down of adjacent two pins
Straight distance between two limits of first direction.
Further, the flexible panel in above-described embodiment, minimum spacing S of adjacent leads, and pin is being parallel to
The span of the greatest length W on the first direction of flexible panel, can be defined to 50 μm≤W≤200 μm, and 0.4W≤S≤
0.7W.Such as, W can be 140 μm, and S is 0.5W.If W is the narrowest, then the pin of flexible panel is when carrying out FPC binding, the most not
It is susceptible to recessed, thus the conducting particles deformation in ACF is the most uniform, but when the value of W is below 50 μm, need
Less ACF conducting particles, is not easy to carry out pressing, and para-position also requires that higher；For flexible contact panel,
The number of pins of touch control electrode is the most little, as the contact panel number of pins of 5 inches are at 40-50, if pin size is arranged
Narrow, then whole bonding pressing region area can be made too small, be not easy to operation.Thus, it is preferable to, the span of W can
With between 50 μm-200 μm, including endpoint value.
Meanwhile, general, minimum spacing S between adjacent leads is also unsuitable excessive, is not more than the value of W as far as possible, preferably exists
0.7W and following, this is because PAS glue-line has mobility, when excessive S value can be easier to cause hot pressing bonding
PAS overflows glue, affects flexible substrates with the bonding effect supported between substrate, FPC binding region area can be caused simultaneously excessive, make
Become the unnecessary waste in space, have influence on the lightening design of product.And if S is too small, then make the gap of adjacent leads relatively
Little, when carrying out hot pressing bonding, but just to flexible panel pin and golden finger between ACF glue be squeezed but without
Normal direction two side shifting so that the conducting particles hot compression deformation in ACF is less, it is impossible to make to lead between the pin of upper and lower both sides
Logical, cause bonding effect poor.Thus, it is preferable to, the span of S can be between 0.4W-0.7W, including endpoint value.
It is pointed out that in the follow-up introduction to each embodiment, be all to be 140 μm with W, S is that 0.5W that is 70 μm is
Example.Those skilled in that art are it should be understood that this value is only to select a choosing in the case of the multiple possible value of this utility model
The preferred value scheme gone out, W and S in other embodiments of the present utility model can be there to be other value form.Any
The span defined without departing from the foregoing description of this specification about the value of flexible panel pin and pin-pitch,
All should be considered as within protection domain of the present utility model.
As shown in Figure 4, in the embodiment of the present invention, tack coat 205 can be by any can by flexible substrates 201 and support
The material composition that substrate 204 is bonded together, such as optical cement (OCA, Optically Clear Adhesive), liquid optical cement
(LOCA, Liquid Optical Clear Adhesive), ACF, double faced adhesive tape, silica gel, foam, PSA etc..Preferably make herein
With PSA as tack coat, i.e. tack coat is pressure-sensitive adhesive layer, and such flexible substrates and support substrate can bond under pressure
The tightst, and PSA has mobility, so that when flexible panel is curved or folds, be positioned on PSA glue-line
The flexible substrates of lower both sides and support substrate have relatively small shear stress, improve the reliability of flexible panel.
It is pointed out that the composition material of flexible substrates described in the utility model can be polyimides (PI,
Polyimide), it is also possible to be other any flexible and transparent membrane materials；The composition material of support substrate of the present utility model can
To be poly terephthalic acid class plastics (PET, Polyethylene terephthalate), it is also possible to be that other are any kind of
There is the support membrane material of certain toughness.Specifically depending on the circumstances, this utility model does not limits at this.
Flexible panel of the present utility model, can be flexible display panels, it is also possible to be flexible contact panel, accordingly,
Zone line is the viewing area of flexible display panels, or the touch controllable function district that zone line is flexible contact panel.Additionally, it is above-mentioned
Flexible display panels can also comprise and is positioned at flexible substrates away from supporting substrate side and covering the primary diaphragm of zone line, should
Primary diaphragm can be, at the opposite side relative with supporting substrate, flexible panel plays the effect protected and support, it is also possible to is
Have the barrier film of water oxygen iris action, such as (water oxygen intercepts the barrier film arranged in flexible OLED display panel
Film), it is also possible to it is the light polarizing film with polarisation effect, specifically depends on the circumstances.
Such as, flexible panel as shown in Figure 4 is a kind of flexible display panels that this utility model embodiment is provided,
This flexible display panels is flexible OLED display panel, comprises and is positioned at flexible substrates 201 away from supporting substrate 204 side and covering
The primary diaphragm 206 of zone line 290, exemplary, primary diaphragm 206 is barrier film herein, in order to stop the external world
Moisture and oxygen enter into inside oled panel, affect the life-span of oled panel.
Flexible panel the most as shown in Figure 5 is a left side for a kind of flexible contact panel that this utility model embodiment is provided
View, the flexible contact panel that the present embodiment is provided includes flexible PI substrate 301, has the touch controllable function being positioned at panel central authorities
The outer peripheral areas that district 390 is peripheral with being positioned at touch controllable function district, multiple pins 302, it is arranged at outer peripheral areas；A plurality of leads 303, draws
One end of line 303 is electrically connected to touch controllable function district 390, and the other end is electrically connected at least one pin 302；The support of PET material
Substrate 304, is positioned at the side of flexible substrates 301；Tack coat 205 is PSA glue-line.Primary diaphragm 306 is PET film, with a support group
As plate 304, flexible contact panel is played support and protective effect.Further, this flexibility contact panel is used as
The surface of other mechanisms such as flexible display panels it is arranged at for external hanging touch panel.When this utility model above-described embodiment institute
When the flexible contact panel provided is arranged at other mechanism surface as external hanging touch panel, its mode of operation can be the most right
Above-mentioned upper and lower surface is all pasted with the flexible contact panel of PET protection film and carries out the binding operation of FPC, tears off contact panel afterwards
The PET protection film 304 and 306 of upper and lower surface, and remaining flexible contact panel part is mounted directly on associated mechanisms (as soft
Property oled panel etc.) surface, next the structure entirety obtained is carried out Surface hardening treatment (hard coating), or enters
Row attaches the treatment process of protecting film, cover plate or other functional film layer etc..
Fig. 8 is the left view of the integrated touch-control flexible display panels that this utility model further embodiment is provided.Should
Integrated touch-control flexible display panels includes the support substrate being arranged at bottom the flexible substrates 201 of flexible display panels, namely under
Protecting film 204, is arranged at the flexible substrates 201 OLED display device layer 209 away from lower protecting film 204 side, is arranged at OLED
Display device layer 209 is away from the layer of polarizer 207 of flexible substrates 201 side, and is arranged at layer of polarizer 207 away from flexible base
The flexible contact panel of side, the end 201, and it is arranged at flexible contact panel away from the cured film of flexible base board 201 side or guarantor
Protecting cover plate 210；Additionally include the FPC 233 being bound to flexible display panels and be bound to the second of flexible contact panel
FPC 333.It is pointed out that in the present embodiment, flexible substrates 201, lower protecting film 204, OLED display device layer 209,
Layer of polarizer 207 and a FPC233 constitutes flexible OLED display panel 800, flexible substrates 301 and be arranged at touch controllable function
The touch controllable function floor 309 in district 390, and the 2nd FPC333 constitutes flexible contact panel.Layer of polarizer 207 and flexible touch surface
Bonded by PSA glue between the flexible base board 301 of plate, it can be considered that OLED display panel 800 i.e. constitute be positioned at soft
Property contact panel flexible substrates 301 below support substrate, flexible contact panel is played certain supporting role.This reality i.e.
The integrated touch-control flexible display panels provided with novel above-described embodiment, the support substrate of its flexible contact panel is OLED
Display floater.
Fig. 9 is the left view of the integrated touch-control flexible display panels that another embodiment of this utility model is provided.This reality
Execute the integrated touch-control flexible display panels described in example to be with the difference of previous embodiment, described in the present embodiment integrated touch
The OLED display device layer 209 of control flexible display panels has been further divided into OLED display functional layer 211 and thin-film encapsulation layer
212, thin-film encapsulation layer 212 is in order to be packaged the OLED of flexible panel.Layer of polarizer 207 is arranged at flexible touch surface
Plate is away from the side of flexible display panels, in order to prevent external ambient light from entering into inside display floater, again in display floater
Portion reflects away, and enters the contrast on display floater and produces impact.
Additionally, the integrated touch-control flexible display panels that above-described embodiment of the present utility model is provided, described integrated touch-control
Flexible display panels comprises flexible OLED display panel 800 and is arranged at flexible OLED display panel 800 away from supporting substrate one
The barrier layer 401 of side, barrier layer 401 is provided with touch controllable function layer 309.It should be noted that barrier layer 401 is preferably
The barrier film layer of OLED display panel.The integrated touch-control flexible display panels of the present embodiment, its touch controllable function layer 309 can
Think monolayer, it is possibility to have multilamellar；Touch controllable function layer 309 can be arranged at barrier layer 401 away from described OLED display panel
Side, it is possible to be disposed on the barrier layer 401 side near described OLED display panel, it is also possible to be disposed on barrier layer 401
Both sides, or be integrated in the inside of barrier layer 401.Further, barrier layer 401 is positioned at the region at edge and is provided with touch-control electricity
Pole pin, above-mentioned touch control electrode pin can be arranged at the side of barrier layer 401, or both sides.
Figure 10 is the schematic diagram of a kind of electronic equipment that this utility model embodiment provides.Electronic equipment 1000 comprises aforementioned
The flexible panel that any embodiment is provided, can be any flexibility, or curved surface, or plane, or rollable, or can
The display floater folded or contact panel.Including, but not limited to following types of electronic equipment: rollable or folding hands
Machine, wrist-watch, bracelet, TV or other wearable show or touch-controlled electronic devices, and the smart mobile phone of flexibility, flat board electricity
Brain, notebook computer, desktop displays, television set, intelligent glasses, intelligent watch, ATM, digital camera, car-mounted display
Device, medical treatment display, industry control shows, electricity paper book, electro phoretic display device, game machine, transparent display, display with double faces, bore hole 3D
Display, minute surface display device, half-reflection and half-transmission type display device, or flexible touch screen etc..
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to
Assert that of the present utility model being embodied as is confined to these explanations.Ordinary skill for this utility model art
For personnel, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should regard
For belonging to protection domain of the present utility model.
Claims (10)
1. a flexible panel, including:
Flexible substrates, has zone line and the outer peripheral areas around described zone line；
Multiple pins, are arranged at described outer peripheral areas；
A plurality of leads, one end of described lead-in wire is electrically connected to described zone line, and the other end is electrically connected to described at least one draw
Foot；
Support substrate, be positioned at the side of described flexible substrates；
Tack coat, is arranged at described flexible substrates and supports between substrate, being used for bonding described flexible substrates and described support group
Plate；
It is characterized in that, the minimum spacing of adjacent described pin is S, and in a first direction, the greatest length of described pin is W,
Wherein, 0 μm < W < 300 μm, 0 < S < W；
Described first direction is parallel to described flexible panel.
2. flexible panel as claimed in claim 1, it is characterised in that described pin is rectangle, described pin is along described the
One direction is arranged in order.
3. flexible panel as claimed in claim 1, it is characterised in that 50 μm≤W≤200 μm, 0.4W≤S≤0.7W.
4. flexible panel as claimed in claim 1, it is characterised in that described tack coat is pressure-sensitive adhesive layer.
5. flexible panel as claimed in claim 1, it is characterised in that described flexible panel is flexible display panels.
6. flexible panel as claimed in claim 1, it is characterised in that described flexible panel is flexible contact panel.
7. the flexible panel as described in claim 5 or 6, it is characterised in that the composition material of described flexible substrates comprises polyamides
Imines, the composition material of described support substrate comprises poly terephthalic acid class plastics.
8. flexible panel as claimed in claim 5, it is characterised in that described flexible display panels is integrated touch-control Flexible Displays
Panel.
9. flexible panel as claimed in claim 8, it is characterised in that described integrated touch-control flexible display panels comprises flexibility
OLED display panel and be arranged at the described flexible OLED display panel barrier layer away from described support substrate side, described barrier
Touch controllable function layer it is provided with on Ceng.
10. an electronic equipment, it is characterised in that comprise the flexible panel as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620691916.0U CN205789982U (en) | 2016-07-04 | 2016-07-04 | Flexible panel and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620691916.0U CN205789982U (en) | 2016-07-04 | 2016-07-04 | Flexible panel and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205789982U true CN205789982U (en) | 2016-12-07 |
Family
ID=58127258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620691916.0U Active CN205789982U (en) | 2016-07-04 | 2016-07-04 | Flexible panel and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205789982U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107357459A (en) * | 2017-07-12 | 2017-11-17 | 业成科技（成都）有限公司 | Flexible structure |
| CN107527554A (en) * | 2017-08-23 | 2017-12-29 | 京东方科技集团股份有限公司 | Flexible display panels and preparation method thereof, flexible display apparatus |
| CN113539999A (en) * | 2021-08-18 | 2021-10-22 | 京东方科技集团股份有限公司 | Integrated circuit chip, display panel and display device |
-
2016
- 2016-07-04 CN CN201620691916.0U patent/CN205789982U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107357459A (en) * | 2017-07-12 | 2017-11-17 | 业成科技（成都）有限公司 | Flexible structure |
| CN107527554A (en) * | 2017-08-23 | 2017-12-29 | 京东方科技集团股份有限公司 | Flexible display panels and preparation method thereof, flexible display apparatus |
| US10622330B2 (en) | 2017-08-23 | 2020-04-14 | Boe Technology Group Co., Ltd. | Flexible display panel and preparation method thereof, flexible display device |
| CN113539999A (en) * | 2021-08-18 | 2021-10-22 | 京东方科技集团股份有限公司 | Integrated circuit chip, display panel and display device |
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