CN107908306A - Restorative procedure - Google Patents
Restorative procedure Download PDFInfo
- Publication number
- CN107908306A CN107908306A CN201711059767.1A CN201711059767A CN107908306A CN 107908306 A CN107908306 A CN 107908306A CN 201711059767 A CN201711059767 A CN 201711059767A CN 107908306 A CN107908306 A CN 107908306A
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- China
- Prior art keywords
- line
- broken string
- opening
- film layer
- conductive material
- Prior art date
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
- G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
Abstract
This application discloses a kind of restorative procedure for being used to repair the broken string of contact panel, the present invention relates to display technology field, which comprises the following steps：The part with the position correspondence of the broken string in protection film layer is removed, to form the opening for exposing the broken position；Conductive material is filled at the position of the broken string；To cover the conductive material, the present invention effectively solves, because receiving the problem of touch controllable function caused by line, transmission line, and touch control electrode break is bad, to lift yield, and then improve machine benefit fill insulant in said opening.
Description
Technical field
The present invention relates to display technology field, is used to repair the broken string of contact panel more particularly, to a kind of
Restorative procedure.
Background technology
Liquid crystal display (Liquid Crystal Display, LCD) has become the Display Technique of in the market mainstream,
The construction of LCD is:Liquid crystal molecule is placed between parallel the first glass substrate and the second glass substrate, on the second glass substrate
Thin film transistor (TFT) (Thin Film Transistor, TFT) is set, colored filter is set on the first glass substrate, by right
TFT provides different voltage signals to control the rotation direction of liquid crystal molecule, so as to control light corresponding with each pixel
Deflection, is finally reached display purpose.
Nowadays, display contact panel is widely used by people, for example, smart mobile phone, tablet computer etc. are equal
Display contact panel is used, existing embedded type touch control technology is broadly divided into two kinds:One kind is touch control detection circuit in liquid crystal
(On Cell) type on box, another kind are touch control detection circuit (In Cell) types in liquid crystal cell.Wherein, On Cell refer to by
Touch-screen is embedded into the method between the colored filter substrate of display screen and polaroid, i.e., matches somebody with somebody touch sensing on liquid crystal panel
Device.Contact panel is combined with display panel, has become the development trend of liquid crystal display.It can be dropped to solve touch control electrode
The problem of low liquid crystal display light transmittance, make touch control electrode metal net shaped.
Fig. 1 shows contact panel broken string schematic diagram in the prior art.
As shown in Figure 1, since in On Cell touch screen metal mesh plated films, touch control electrode receives line 101 and drives line
102 and metal mesh touch control electrode 103 easily occur protection film layer bubble, foreign matter, drop acid sputtering etc. factor, cause receive line 101
It is bad with drives line 102 and 103 plated film of metal mesh touch control electrode, cause receive line broken string S01, drives line broken string S02 and
Touch control electrode broken string S03, the touch controllable function for ultimately resulting in contact panel is greatly affected, and the wiring of large scale machine is closeer
Collection, touch-control cabling is more, and fraction defective can higher.
Fig. 2A and Fig. 2 B show contact panel broken string schematic cross-section in the prior art.
As shown in Fig. 2A and Fig. 2 B, line 101 is received between the first protection film layer 110 and liquid crystal cell 130, drives line
102 between the first protection film layer 110 and the second protection film layer 120, receives at the broken string of line 101 and drives line 102 quilt
Protection film layer covers, and causes circuit not turn on.
The content of the invention
In view of this, the present invention is directed in the presence of the prior art the above problem provides a kind of for contact panel
Restorative procedure.
The restorative procedure that the present invention is used for contact panel comprises the following steps：Remove the position with the broken string in protection film layer
Corresponding part is put, to form the opening for exposing the broken position；Conductive material is filled at the position of the broken string；Institute
Fill insulant is stated in opening to cover the conductive material.
Preferably, the contact panel includes：Liquid crystal cell；Reception line and the drives line being formed on liquid crystal cell；It is formed at
It is described to receive line and the protection film layer in the drives line；And touch control electrode, including the to be connected with the reception line
One electrode and the second electrode being connected with the drives line, wherein, the position of the broken string is located at the reception line, and/or position
In the drives line, and/or in the touch control electrode.
Preferably, the mode for removing the protection film layer is to be removed with laser and/or plasma.
Preferably, the conductive material includes tin indium oxide, silver paste.
Preferably, the step of conductive material is filled at the position of the broken string includes：Institute is repaired using shadow shield plated film
State the broken string in opening.
Preferably, the step of conductive material is filled at the position of the broken string includes：Utilize nano graph transfer technique
Repair the broken string in the opening.
Preferably, the insulating materials is transparent conductive material.
Preferably, the insulating materials includes one of transparent ink and transparent electron dielectric.
Preferably, in said opening fill insulant to cover the conductive material the step of include：Utilize nanometer
Figure transfer technique fills the insulating materials into the opening.
Preferably, in said opening fill insulant to cover the conductive material the step of include：Utilize dispensing
Film special valve fills the insulating materials into the opening.
The invention has the advantages that a kind of restorative procedure for contact panel is proposed, by effectively solving because connecing
The problem of touch controllable function caused by take-up, drives line, and touch control electrode break is bad, lifts yield, and then improves machine
The purpose of kind benefit.
Brief description of the drawings
By the way that the embodiment of the present invention is described referring to the drawings, above-mentioned and other purposes feature of the invention and
Advantage will be apparent from.
Fig. 1 shows contact panel broken string schematic diagram in the prior art.
Fig. 2A shows that contact panel receives line broken string schematic cross-section in the prior art.
Fig. 2 B show contact panel drives line broken string schematic cross-section in the prior art.
Fig. 3 A to Fig. 3 D show to repair the section for each step that contact panel receives line broken string in first embodiment of the invention
Schematic diagram.
Fig. 4 A to Fig. 4 D show to repair the section of each step of contact panel drives line broken string in second embodiment of the invention
Schematic diagram.
Fig. 5 A to Fig. 5 B show that the metal net shaped touch control electrode in contact panel Touch Zone is repaired in third embodiment of the invention breaks
The step schematic diagram of line.
Embodiment
Hereinafter reference will be made to the drawings is more fully described the present invention.In various figures, identical element is using similar attached
Icon is remembered to represent.For the sake of clarity, the various pieces in attached drawing are not necessarily to scale.Furthermore, it is possible to it is not shown some
Known part.
Many specific details of the present invention are describe hereinafter, to be more clearly understood that the present invention.But as this
The technical staff in field it will be appreciated that as, can not realize the present invention according to these specific details.
Fig. 3 A to Fig. 3 D show to repair the section for each step that contact panel receives line broken string in first embodiment of the invention
Schematic diagram.
As shown in Figure 3A, be furnished with liquid crystal cell 130 and receive line 101, receive line 101 contact with liquid crystal cell 130 it is another
Side sequentially forms the first protection film layer 110 and the second protection film layer 120, wherein, receive the silver paste that line 101 is low resistance face and walk
Line, the first protection film layer 110 and the second protection film layer 120, which are used to protect, receives line 101, reception line 101 is placed in opposing seal
Environment in, with completely cut off exterior materials docking take-up 101 erosion.
Due in touch control electrode plated film, easily protection film layer formed bubble or because of other foreign matters, drop acid sputtering etc. no
Good factor, causes reception line 101 to break, and receives 101 broken position of line by the first protection film layer 110 and the second protection film layer
120 are covered, and signal can not be received by ultimately resulting in reception line 101.
As shown in Figure 3B, the first step of reparation contact panel reception line is：Remove corresponding receive on line broken position S01
First protection film layer 110 and the second protection film layer 120, that is, remove portion corresponding with receiving line broken position S01 in protection film layer
Point, to form the opening for exposing take-up broken position S01.Wherein, removing protection film layer can be removed and plasma removing with laser
Method realize, when removing protection film layer with laser, the hot spot of a diameter of 0.5um can be used, you can accurate remove touches take-up
The width of 101 2~20um of upper protective film layer, without damaging other parts；The area of opening can break less than that can cover take-up
The area in region at line position S01, can also be equal to the area that can cover region at take-up broken position S01, and can also be more than to cover
The area in region at lid take-up broken position S01, the width of opening can upper and lower equivalent width, can also under narrow upper width, may be used also
With up-narrow and down-wide, the area of opening is set to be more than the area that can cover region at take-up broken position S01, is conducive to fully sudden and violent
Reveal take-up broken position S01, to repair, the width of opening be set to up and down equivalent width, easily with laser remove and wait from
The mode that son is removed is realized.But the parameter setting not limited to this of the embodiment of the present invention, those skilled in the art can be according to realities
Border needs to carry out related setting.
As shown in Figure 3 C, the second step of reparation contact panel reception line is：Repairing receives line broken position S01, is receiving
Filling broken string repair layer 140, turns on reception line broken position S01 at line broken position S01.Wherein, repairing receives line broken string
The material of position S01 is tin indium oxide, silver paste or other conductive materials；When repairing receives line broken position S01, indium oxide
Tin, silver paste or other conductive materials only can turn on broken position S01, i.e., the packed height of conductive material is with receiving line
101 diameter is consistent, conductive material can also be made to fill into protection film layer, to more fully repairing receives line broken position
S01, preferably turns on reception line 101.The method that repairing receives line broken position S01 can use shadow shield progress plated film to repair
Again, it can also use nano graph to pass print technology print to conductive material biography at reception line broken position S01, make reception line broken string position
Put and turned at S01, so as to repair the function of the reception signal of contact panel.The filling of print technology, which is passed, with nano graph receives line broken string
During the S01 of position, it can be printed using the line width of 10nm, you can the line width of 2~20um of filling contact panel.But the embodiment of the present invention
Parameter setting not limited to this, those skilled in the art can carry out related setting according to being actually needed.
As shown in Figure 3D, the 3rd step of reparation contact panel reception line is：Repair and remove corresponding reception line broken position S01
On the first protection film layer 110 and the second protection film layer 120, above broken string repair layer 140 filling protective film repair layer 150 with
Reach the reception line 101 that protection has been repaired not to be corroded, and do not influence the purpose of polarizer attaching.Wherein, restoration and protection
The material of film layer is transparent electron dielectric, which is a kind of transparent ink, the light transmittance and folding of the ink
It is suitable with protection film layer to penetrate rate, and can meet the needs of protection film layer water proof, insulation, acid-alkali-corrosive-resisting；It is transparent with this
The method of the insulating materials restoration and protection film layer such as ink can equally use nano graph to pass print technology, and transparent ink is passed and is printed to pair
In requisition on the position of the protection film layer of reparation.The method of restoration and protection film layer can also be thoroughly using dispensing film special valve
It is aobvious to ensure on the position of the insulating materials such as bright electronic isolation liquid uniformly, accurately coated in the protection film layer for needing to repair
Without the irregular phenomenon of display when showing picture.
Fig. 4 A to Fig. 4 D show to repair the section of each step of contact panel drives line broken string in second embodiment of the invention
Schematic diagram.
As shown in Figure 4 A, drives line 102 is furnished with liquid crystal cell 130, one contacted in drives line 102 with liquid crystal cell 130
Side forms the first protection film layer 110, and the second protection film layer 120 is formed in the opposite side of drives line 102, wherein, drives line 102 is
The silver paste cabling in high resistance face, the first protection film layer 110 and the second protection film layer 120 are used to protect drives line 102, make drives line
102 are placed in the environment of opposing seal, to completely cut off erosion of the exterior materials to drives line 102.
Due in touch control electrode plated film, easily protection film layer formed bubble or because of other foreign matters, drop acid sputtering etc. no
Good factor, causes drives line 102 to break, and 102 broken position of drives line is covered by the second protection film layer 120, ultimately results in
Drives line 102 can not receive signal.
As shown in Figure 4 B, the first step of reparation contact panel drives line is：Remove on corresponding drives line broken position S02
Second protection film layer 120, that is, remove part corresponding with drives line broken position S02 in the second protection film layer 120, to form dew
Go out the opening of drives line broken position S02.Wherein, removing the second protection film layer 120 can remove what is removed with plasma with laser
Method is realized, when removing the second protection film layer 120 with laser, can use the hot spot of a diameter of 0.5um, you can accurately remove touch-control
The width of 2~20um of panel protective film layer, without damaging other parts；The area of opening can break less than that can cover drives line
The area in region at line position S02, can also be equal to the area that can cover region at drives line broken position S02, and can also be more than can
Cover the area in region at drives line broken position S02, the width of opening can upper and lower equivalent width, can also under narrow upper width,
The area of opening can be set to be more than the area that can cover region at drives line broken position S02, be conducive to up-narrow and down-wide
The width of opening, to repair, is set to equivalent width up and down by fully exposure drives line broken position S02, easily clear with laser
Except being realized with the mode that plasma is removed.But the parameter setting not limited to this of the embodiment of the present invention, those skilled in the art can
To carry out related setting according to actual needs.
As shown in Figure 4 C, the second step of reparation contact panel drives line is：Drives line broken position S02 is repaired, is being driven
Filling broken string repair layer 140, turns on drives line broken position S02 at line broken position S02.Wherein, drives line broken string is repaired
The material of position S02 is tin indium oxide, silver paste or other conductive materials；When repairing drives line broken position S02, indium oxide
Tin, silver paste or other conductive materials only can turn on drives line broken position S02, i.e. the packed height of conductive material and drive
The diameter of moving-wire 102 is consistent, and conductive material can also be made to fill into the second protection film layer 120, to more fully repairing is disconnected
Line position, preferably turns on drives line 102.Repairing the method for drives line broken position S02 can use shadow shield to carry out plated film
Repair, can also use nano graph to pass print technology and print to conductive material biography at drives line broken position S02, drives line is broken
Turned at the S02 of position, so that repairing contact panel transmits semiotic function.Print technology filling drives line broken string position is passed with nano graph
When putting S02, it can be printed using the line width of 10nm, you can the line width of 2~20um of filling contact panel.But the embodiment of the present invention
Parameter setting not limited to this, those skilled in the art can carry out related setting according to being actually needed.
As shown in Figure 4 D, the 3rd step of reparation contact panel drives line is：Repair and remove corresponding drives line broken position S02
On the second protection film layer 120, filling protective film repair layer 150 is repaired with reaching protection above broken string repair layer 140
Drives line 102 be not corroded, and do not influence piece light device attaching purpose.Wherein, the material of restoration and protection film layer is transparent
Electronic isolation liquid, the transparent electron dielectric are a kind of transparent ink, the light transmittance of the ink with refractive index and protection film layer
Quite, and can meet the needs of protection film layer water proof, insulation, acid-alkali-corrosive-resisting；Repaiied with insulating materials such as the transparent inks
The method of multiple protection film layer can equally use nano graph to pass print technology, and transparent ink is passed and is printed to the protection in requisition for reparation
On the position of film layer.The method of restoration and protection film layer can also be transparent electron iknsulating liquid etc. using dispensing film special valve
Insulating materials uniformly, accurately coated on the position of protection film layer for needing to repair, during ensureing display picture without display not
Even phenomenon.
Fig. 5 A to Fig. 5 B show that third embodiment of the invention repairs the metal net shaped touch control electrode broken string in contact panel Touch Zone
Step schematic diagram.
As shown in Figure 5A, the touch control electrode 103 include with receive the receiving electrode (first electrode) that is connected of line 101 and with drive
The connected driving electrodes (second electrode) of moving-wire 102, wherein, receiving electrode and driving electrodes are metal or other conductive materials
The net structure of formation.Due in 103 plated film of touch control electrode, easily forming bubble or because of other foreign matters, drop in protection film layer
The undesirable elements such as acid sputtering, cause the reception line 101 in Touch Zone, drives line 102 to break, it is also possible to cause touch control electrode 103
Net structure broken string, so as to cause touch controllable function to fail.
Repair the reception line 101 in Touch Zone, drives line 102 breaks, net structure broken string and this with touch control electrode 103
Invention first embodiment is identical with the reparation step of second embodiment, removes first on corresponding touch control electrode broken position S03
Protection film layer, that is, remove part corresponding with touch control electrode broken position S03 in protection film layer, and exposing touch control electrode with formation breaks
The opening of line position S03.Wherein, remove the method that protection film layer can be removed with laser and plasma is removed to realize, protected with laser
During cuticular layer, the hot spot of a diameter of 0.5um can be used, you can the width of the accurate 2~20um of protection film layer for removing contact panel,
Without damaging other parts；The area of opening can be less than the area that can cover region at the position of broken string, and can also be equal to can
The area in region at the position of broken string is covered, can also be more than the area that can cover region at touch control electrode broken position S03, opening
Width can upper and lower equivalent width, can also under narrow upper width, can with up-narrow and down-wide, by the area of opening be set to be more than can cover
The area in region at lid touch control electrode broken position S03, is conducive to fully expose touch control electrode broken position S03, to repair,
The width of opening is set to equivalent width up and down, is easily removed with laser and the mode of plasma removing is realized.It is but of the invention
The parameter setting not limited to this of embodiment, those skilled in the art can carry out related setting according to being actually needed.
Secondly, touch control electrode broken position S03 is repaired, the filling broken string repair layer at touch control electrode broken position S03
140, turn on touch control electrode broken position S03.Wherein, the material for repairing touch control electrode broken position S03 is tin indium oxide, silver
Slurry or other conductive materials；When repairing touch control electrode broken position S03, tin indium oxide, silver paste or other conductive materials can be with
Only touch control electrode broken position S03 is turned on, i.e. the packed height of conductive material and 103 metallic netted structural of touch control electrode
Diameter is consistent, conductive material can also be made to fill into protection film layer, to more abundant repair break lines position, preferably makes to touch
Control electrode 103 turns on.Repairing the method for touch control electrode broken position S03 can use shadow shield to carry out plated film reparation, can also use
Nano graph passes print technology and prints to conductive material biography at touch control electrode broken position S03, makes at touch control electrode broken position S03
Conducting, so as to repair the touch controllable function of contact panel.When passing print technology filling touch control electrode broken position S03 with nano graph,
It can be printed using the line width of 10nm, you can the line width of 2~20um of filling contact panel.But the parameter setting of the embodiment of the present invention
Not limited to this, those skilled in the art can carry out related setting according to being actually needed.
Finally, the protection film layer removed on corresponding touch control electrode broken position S03 is repaired, protects what is be repaired to reach
Touch control electrode is not corroded, and does not influence the purpose of piece light device attaching.Wherein, the material of restoration and protection film layer is transparent electron
Dielectric, the transparent electron dielectric are a kind of transparent ink, and the light transmittance of the ink is suitable with protection film layer with refractive index,
And can meet the needs of protection film layer water proof, insulation, acid-alkali-corrosive-resisting；With the insulating materials restoration and protection such as the transparent ink
The method of film layer can equally use nano graph to pass print technology, and transparent ink is passed and is printed to the protection film layer in requisition for reparation
On position.The method of restoration and protection film layer can also be insulation materials such as transparent electron iknsulating liquids using dispensing film special valve
Material uniformly, accurately coated on the position of protection film layer for needing to repair, without showing irregular show during ensureing display picture
As.
The invention has the advantages that a kind of restorative procedure for contact panel is proposed, by effectively solving because connecing
The problem of touch controllable function caused by take-up, drives line, and touch control electrode break is bad, lifts yield, and then improves machine
The purpose of kind benefit.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there are other identical element in process, method, article or equipment including the key element.
According to the embodiment of the present invention as described above, these embodiments do not have all details of detailed descriptionthe, not yet
It is only the specific embodiment to limit the invention.Obviously, as described above, can make many modifications and variations.This explanation
Book is chosen and specifically describes these embodiments, is in order to preferably explain the principle of the present invention and practical application, so that affiliated
Technical field technical staff can be used using modification of the invention and on the basis of the present invention well.
Claims (10)
- A kind of 1. restorative procedure, for being repaired to the broken string of contact panel, it is characterised in that comprise the following steps：The part with the position correspondence of the broken string in protection film layer is removed, to form the opening for exposing the broken position；Conductive material is filled at the position of the broken string；Fill insulant is to cover the conductive material in said opening.
- 2. restorative procedure according to claim 1, it is characterised in that the contact panel includes：Liquid crystal cell；Reception line and the drives line being formed on liquid crystal cell；It is formed at the reception line and the protection film layer in the drives line；AndTouch control electrode, including the line first electrode being connected and the second electrode being connected with the drives line are received with described, wherein,The position of the broken string is located at the reception line, and/or positioned at the drives line, and/or in the touch control electrode.
- 3. restorative procedure according to claim 1, it is characterised in that the mode for removing the protection film layer is to use laser And/or plasma is removed.
- 4. restorative procedure according to claim 1, it is characterised in that the conductive material includes tin indium oxide, silver paste.
- 5. restorative procedure according to claim 1, it is characterised in that conductive material is filled at the position of the broken string Step includes：The broken string in the opening is repaired using shadow shield plated film.
- 6. restorative procedure according to claim 1, it is characterised in that conductive material is filled at the position of the broken string Step includes：The broken string in the opening is repaired using nano graph transfer technique.
- 7. restorative procedure according to claim 1, it is characterised in that the insulating materials is transparent conductive material.
- 8. restorative procedure according to claim 7, it is characterised in that the insulating materials includes transparent ink and transparent electricity One of insulating sublayer liquid.
- 9. restorative procedure according to claim 1, it is characterised in that fill insulant is to cover in said opening The step of stating conductive material includes：The insulating materials is filled into the opening using nano graph transfer technique.
- 10. restorative procedure according to claim 1, it is characterised in that fill insulant is to cover in said opening The step of conductive material, includes：The insulating materials is filled into the opening using dispensing film special valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059767.1A CN107908306A (en) | 2017-11-01 | 2017-11-01 | Restorative procedure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711059767.1A CN107908306A (en) | 2017-11-01 | 2017-11-01 | Restorative procedure |
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| CN107908306A true CN107908306A (en) | 2018-04-13 |
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| CN201711059767.1A Pending CN107908306A (en) | 2017-11-01 | 2017-11-01 | Restorative procedure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108920009A (en) * | 2018-07-24 | 2018-11-30 | 武汉华星光电技术有限公司 | Touch display screen, display device and its restorative procedure |
| CN110083279A (en) * | 2019-05-07 | 2019-08-02 | 业成科技（成都）有限公司 | Transparent conductive material, touch-control structure and touch device |
| CN110928087A (en) * | 2019-11-29 | 2020-03-27 | Tcl华星光电技术有限公司 | Broken line repairing method of TFT substrate |
| TWI746264B (en) * | 2020-11-13 | 2021-11-11 | 友達光電股份有限公司 | Touch device |
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