CN108665810A - Metal wire, display screen, metal wire production method and metal wire restorative procedure - Google Patents
Metal wire, display screen, metal wire production method and metal wire restorative procedure Download PDFInfo
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- CN108665810A CN108665810A CN201810551546.4A CN201810551546A CN108665810A CN 108665810 A CN108665810 A CN 108665810A CN 201810551546 A CN201810551546 A CN 201810551546A CN 108665810 A CN108665810 A CN 108665810A
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- metal wire
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- material contracting
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- 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
Abstract
The present invention provides a kind of metal wire, display screen, metal wire production method and metal wire restorative procedures.The metal wire includes conductive layer and material contracting with heat layer, and material contracting with heat layer is set on conductive layer, wherein material contracting with heat layer is shunk when heated, so that the crackle of conductive layer is completed to repair.The present invention increases the access times and service life of metal wire by coating material contracting with heat layer on the electrically conductive.
Description
Technical field
The present invention relates to display technology fields, and in particular to a kind of metal wire, display screen, metal wire production method and metal
Line restorative procedure.
Background technology
In recent years, with the development of display technology, flexible display screen success volume production.Due to its with ultra-thin, low-power consumption, can
It the characteristics such as is bent, is not easily broken, receiving the favor of people.
However, flexible display screen is inevitably bent repeatedly in use, it, which is deformed upon, in this way is produced
Raw stress will be different degrees of reflection to display screen in metal wire on so that there is different degrees of fracture in metal wire,
So that the display effects such as black line, bright line or spot occurs in flexible display screen, or even directly results in flexible display screen breaking-up, make
Its service life substantially reduces.
Invention content
In view of this, an embodiment of the present invention provides a kind of metal wire, display screen, metal wire production method and metal wires to repair
Compound method can solve the problems, such as that different degrees of fracture occurs in use in metal wire in display screen.
The first aspect of the embodiment of the present invention is to provide a kind of metal wire, including：Conductive layer；And material contracting with heat layer,
Surface coated on conductive layer, wherein material contracting with heat layer is shunk when heated, so that the crackle of conductive layer is completed to repair.
In certain embodiments, material contracting with heat layer is arranged in the upper surface and/or lower surface of conductive layer.
In certain embodiments, material contracting with heat layer includes multiple bands, longitudinally spaced arrangement of multiple bands along conductive layer.
In certain embodiments, metal wire further includes：Coupling agent, coupling agent be set to conductive layer and material contracting with heat layer it
Between.
In certain embodiments, the ratio of conductive layer and the thickness of material contracting with heat layer is 5 to 20.
In certain embodiments, the material of material contracting with heat layer is in polyethylene, polyvinyl chloride and polyisopropyl acrylamide
At least one.
In certain embodiments, the material of conductive layer is at least one of silver, molybdenum, aluminium and titanium.
The second aspect of the embodiment of the present invention is to provide a kind of display screen, including：Substrate and the above metal wire, metal wire
It is set on substrate.
In certain embodiments, display screen includes flexible display screen, and metal wire is located at the bent area of flexible display screen.
The third aspect of the embodiment of the present invention is to provide a kind of production method of metal wire, and metal wire is gold described above
Belong to line；Its production method includes：The surface of material contracting with heat layer and/or conductive layer is handled, to increase material contracting with heat layer
With the adhesiveness of metal layer；Material contracting with heat layer is coated in the upper surface of conductive layer and/or lower surface, wherein material contracting with heat layer is used
It is shunk in when heated, so that the crackle of conductive layer is completed to repair.
The fourth aspect of the embodiment of the present invention is to provide a kind of metal wire restorative procedure, and metal wire is the above metal wire；
Its restorative procedure includes：When different degrees of fracture occurs in conductive layer, material contracting with heat layer is heated, so that the crackle of conductive layer is complete
At reparation.
Based on the embodiment of the present invention, it by coating material contracting with heat layer on the electrically conductive, is being heated using material contracting with heat layer
When shrinkable principle drive conductive layer to shrink, the reparation of the crackle of conductive layer is completed, when being used to increase metal wire
Stability, increase the access times and service life of metal wire.
Description of the drawings
Fig. 1 is the structural schematic diagram for the metal wire that one embodiment of the invention provides.
Fig. 2A is the vertical view for the metal wire that one embodiment of the invention provides.
Fig. 2 B are the upward view for the metal wire that one embodiment of the invention provides.
Fig. 3 is the upward view for the metal wire that one embodiment of the invention provides.
Fig. 4 is the vertical view that the metal wire that one embodiment of the invention provides is set to display screen.
Fig. 5 is the flow diagram of the preparation method for the metal wire that one embodiment of the invention provides.
Fig. 6 is the sectional view of metal wire in the display screen that one embodiment of the invention provides.
Fig. 7 is the sectional view when metal wire that one embodiment of the invention provides is broken completely.
Fig. 8 is the sectional view when metal wire that one embodiment of the invention provides not exclusively is broken.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Fig. 1 is the structural schematic diagram for the metal wire that one embodiment of the invention provides.
The metal wire of Fig. 1 may include conductive layer and material contracting with heat layer.Material contracting with heat layer is set on conductive layer, wherein
When conductive layer is cracked, material contracting with heat layer can be heated in the way of laser emission or heating effect of current etc., makes pyrocondensation material
The bed of material is shunk because heated, and generation makes the power that the breaking part of conductive layer contacts again, to make the crackle of conductive layer complete to repair
It is multiple.
As shown in Figure 1, metal wire includes conductive layer 10 and material contracting with heat layer 110 and 111.Material contracting with heat layer directly coats
In the upper and lower surface of conductive layer 10, wherein material contracting with heat layer is shunk when heated, so that the crackle of conductive layer 10 is completed
It repairs.Material contracting with heat layer is directly coated on to two surfaces up and down of conductive layer 10 can make the reparation of crackle more efficient.
Certainly, material contracting with heat layer is set on conductive layer, can also refer to the other surfaces for being directly coated on conductive layer, or
It is only coated on the upper surface or lower surface of conductive layer, or the side coated on conductive layer, can also refer to and be coated on conduction indirectly
On layer, for example, coupling agent can be arranged between conductive layer 10 and material contracting with heat layer 110, the embodiment of the present invention does not limit this
System.Material contracting with heat is only coated on to the single surface of conductive layer can reduce the use of material contracting with heat, to simplify manufacture work
Skill reduces cost.
Based on the embodiment of the present invention, it by coating material contracting with heat layer on the electrically conductive, is being heated using material contracting with heat layer
When shrinkable principle drive conductive layer to shrink, the reparation of the crackle of conductive layer is completed, when being used to increase metal wire
Stability, increase the access times and service life of metal wire.
According to an embodiment of the invention, conductive layer 10 and the ratio of the thickness of material contracting with heat layer can be 5 to 20, to protect
The convergent force that card material contracting with heat layer generates when heated can make the crackle of conductive layer 10 be reliably completed reparation.Wherein, conductive
The thickness of layer 10 is bigger, and the number of plies is more, and the intensity of metal wire is bigger, and the stress influence brought is bent to offset display screen
Ability is also bigger.Conductive layer 10 can also reach the thickness of needs by increasing the number of plies, wherein be located at different layers of conductions
Layer 10 can select different materials respectively.In the present embodiment, the thickness of conductive layer 10 may range from 40 μm to 80 μm,
Preferably 60 μm, the number of plies can be 4 to 6 layers, preferably 1 layer, can make that the manufacturing process of metal wire is easier easily in this way
Row, while reducing cost of manufacture.
According to an embodiment of the invention, the material of conductive layer 10 can be silver (Ag), molybdenum (Mo), aluminium (Al) and titanium (Ti) etc.
At least one of.For example, the material of conductive layer 10 can be arbitrary in silver (Ag), molybdenum (Mo), aluminium (Al) and titanium (Ti) etc.
One kind can also be the alloy of two or more arbitrary material in the above material.In the present embodiment, conductive layer 10
Material is preferably silver.
The material of material contracting with heat layer 110 and 111 can be polymer shape memory material.For example, polymer shape memory
Material can be at least one of polyethylene, polyvinyl chloride, polyisopropyl acrylamide etc..In the present embodiment, pyrocondensation material
The material of the bed of material is preferably polyethylene.Common high molecular materials such as polyethylene, polyvinyl chloride etc. are typically linear structure, by electricity
After the radiation effects of the radioactive sources such as sub- accelerator becomes reticular structure, these materials will have unique " memory effect ", expand
It opens, the material of cooling and shaping can shrink after heated and revert to original shape again.High molecular material shape memory effect
It is the basic principle for manufacturing material contracting with heat.For example, polyolefin base material is irradiated to crosslink reaction, assign material insoluble not molten spy
Point.It crystallizes and disappears after being warming up to its melting temperature, by material expansion and be rapidly cooled to crystalline melt point hereinafter, macromolecule at this time
Crystalline state restores, and deformation is " frozen ", and material at this time has " memory effect ", i.e., under other no outer force effects, again
Original form can be retracted to after heating.
According to an embodiment of the invention, this polymer shape memory material is covered in metal line surface, to pass through height
The principle of molecular shape memory material heat shrinkable generates convergent force, so that the crackle on metal wire in metal line surface
" healing ".
As shown in Figure 1, material contracting with heat layer 110 is coated on the upper surface of conductive layer 10, material contracting with heat layer 111 is coated on conduction
The lower surface of layer 10.It, may be in the conductive layer surface of metal wire after metal wire bends over certain number upward or downward
Crackle is generated, and when material contracting with heat layer on conductive layer 10 is heated, can shrink, to make the crackle of conductive layer 10 complete to repair.
According to an embodiment of the invention, material contracting with heat layer is arranged in the upper surface and/or lower surface of conductive layer.Due to metal
Line can preferably rise so being arranged material contracting with heat layer in the upper surface of conductive layer and/or lower surface generally along its transverse breakage
To the effect of reparation.Moreover, if by metal wire in display screen, material contracting with heat layer to be also easier to take shape in conductive layer
Upper and lower surface.
It should be noted that material contracting with heat layer can be coated on the whole surface on the surface of conductive layer 10, can also be in item
It is band-like to be intervally arranged in the surface of conductive layer 10, it can also be serrated or netted arrangement, the embodiment of the present invention do not limit this
System.
According to an embodiment of the invention, material contracting with heat layer includes multiple bands, and multiple bands are along the longitudinally spaced of conductive layer
Arrangement.
Fig. 2A is the vertical view for the metal wire that one embodiment of the invention provides.Fig. 2 B are the gold that one embodiment of the invention provides
Belong to the upward view of line.
As shown in Figure 2 A and 2 B, material contracting with heat layer 210 is stripped is intervally arranged in the upper surface of conductive layer 20, each
The distance between the width of banded material contracting with heat layer 210 and adjacent ribbons are generated according to material contracting with heat layer in heat shrinkable
Reparation conductive layer 20 crackle power and metal wire using when the degree that is bent determine.Material contracting with heat layer 211 is in band
Shape is intervally arranged in the lower surface of conductive layer 20, and the position that material contracting with heat layer 211 is coated on 20 lower surface of conductive layer is exactly led
The position of the uncoated material contracting with heat layer in the upper surface of electric layer 20 210 is projected in the position of 20 lower surface of conductive layer.Metal wire to
When lower bending, the material contracting with heat layer 210 coated on 20 upper surface of conductive layer can protect conductive layer 20 so that conductive layer 20 is not easy
Fracture, meanwhile, the material contracting with heat layer 211 of the material contracting with heat layer 210 and lower surface that are coated on the upper surface of conductive layer 20 can be
When conductive layer 20 is broken, heat shrinkable, to drive the breaking part of conductive layer 20 to shrink, so that the crackle completion of conductive layer 20 is repaiied
It is multiple.Similar when material contracting with heat layer is bent downward with metal wire when metal wire is folded upward at, details are not described herein.It can protect in this way
Under the premise of the crackle of card conductive layer 10 can complete reparation, the usage amount of material contracting with heat layer is reduced, cost is reduced.Preferably,
Material contracting with heat layer 210 equidistantly can be arranged in the upper surface of conductive layer 20 with stripped, can make in this way conductive layer 20 by
Power is more uniform, avoids stress concentration, wherein the width of each banded material contracting with heat layer 210 can be about 60 μm, phase
Spacing between adjacent banded material contracting with heat layer 210 can be about 10 μm.Certainly, in embodiments of the present invention, it is in band
The material contracting with heat layer that shape is intervally arranged is not limited to longitudinal arrangement, can also be lateral arrangement, in the upper surface of conductive layer 20 and
The lateral arrangement mode of lower surface is similar with arrangement mode when above-mentioned longitudinal arrangement, wherein and longer direction is longitudinal direction, compared with
Short direction is laterally.The material contracting with heat layer in a strip shape being intervally arranged can also be located at any one surface of conductive layer 20, this
Inventive embodiments are without limitation.
Fig. 3 is the upward view for the metal wire that one embodiment of the invention provides.
As shown in figure 3, material contracting with heat layer 31, which is serrated, is arranged in the lower surface of conductive layer 30, when conductive layer 30 is along vertical
When the direction of Fig. 3 is broken, material contracting with heat layer 31 can be shunk when heated so that the crackle of conductive layer 30 is completed to repair.Such as Fig. 3
Shown, all there is distribution in the material contracting with heat layer 31 for the arrangement that is serrated, along the vertical and horizontal of conductive layer 30 so in conduction
When layer 30 is broken in any direction, it can ensure that the crackle of conductive layer 30 can be completed to repair, and pyrocondensation can be reduced
The usage amount of material layer 31, to reduce cost.Wherein, the dense degree of material contracting with heat layer 31 can be according to the resistance to of conductive layer 30
The bending degree of situation and metal wire is bent to determine.In addition, the material contracting with heat layer for the arrangement that is serrated can also be located at conduction
Any one surface of layer 30, the embodiment of the present invention are without limitation.
Optionally, as another embodiment, metal wire further includes：Coupling agent, coupling agent are set to conductive layer and pyrocondensation material
Between the bed of material.Since the binding force between material contracting with heat layer and conductive layer is poor, material contracting with heat layer and conduction when metal wire is bent
The binding force of layer is easier to be destroyed, and can also limit the conductive layer reparation that can make fracture that material contracting with heat layer generates when heated
Effect.Coupling agent is containing there are two types of the compound of heterogeneity group in molecule, and one of which group can occur with conductive layer
It chemically or physically acts on, another group can occur chemically or physically to act on material contracting with heat layer.Made by the coupling of coupling agent
With that can realize conductive layer and the good interface cohesion of material contracting with heat layer respectively, the interfacial property of the two is effectively improved.At this
In embodiment, coupling agent can be silane coupling agent.
According to an embodiment of the invention, display screen includes flexible display screen, and metal wire can be located at the curved of flexible display screen
Folding area can need the part bent that above-mentioned metal wire is arranged, it is not necessary to which institute is in need in flexible display screen in flexible display screen
The above metal wire is all arranged in the position of metal wire.Unnecessary waste can be reduced with material saving in this way.It is of course also possible to
The above metal wire is arranged in other arbitrary positions for needing metal wire of display screen.
Fig. 4 is the vertical view that the metal wire that one embodiment of the invention provides is set to flexible display screen.
As shown in figure 4, the dotted line position on the substrate 42 of flexible display screen is bent area, metal wire is set to Flexible Displays
On the substrate 42 of screen, material contracting with heat layer is coated on the lower surface corresponding with the bent area of flexible display screen of conductive layer 40.Certainly,
Material contracting with heat layer can also be coated on other surfaces corresponding with the bent area of flexible display screen (such as the upper surface of conductive layer 40
Or side), the metal wire coated with material contracting with heat layer can also be set to the other positions of substrate 42, and the embodiment of the present invention is to this
It is not restricted.
Due to flexible display screen bent area be repeated several times be bent, and the other positions of flexible display screen be not easy it is curved
Therefore folding coats material contracting with heat layer, it is possible to reduce material contracting with heat layer makes only on the metal wire positioned at the bent area of substrate 42
With reducing the technology difficulty of flexible display screen, reduce cost.
The embodiments of the present invention also provide a kind of display screens, including：The metal wire of substrate and embodiment as above, metal wire
It is set on substrate.
Specifically, material contracting with heat layer is set on substrate, and conductive layer is set on material contracting with heat layer.It optionally, can be with
Material contracting with heat layer is further set on the electrically conductive.Alternatively, it can also be that conductive layer is directly arranged on substrate, and pyrocondensation
Material layer is set on conductive layer and substrate.Substrate can be flexible base board, and the material of flexible base board is preferably polyimides modeling
The high molecular materials such as material, polyether-ether-ketone or electrically conducting transparent terylene.
Based on the embodiment of the present invention, by display screen install more than using material contracting with heat layer as the metal of coating
Line, can be aobvious to improve to avoid display effects such as black line, bright line or the spots generated due to metal thread breakage on display screen
The display effect of display screen increases the service life of display screen.It can be in addition, only stating metal wire in the bent area use of display screen
Reduce cost.
Fig. 5 is the flow diagram of the preparation method for the metal wire that one embodiment of the invention provides.
The embodiments of the present invention also provide a kind of production methods of metal wire, including：
510, the surface of material contracting with heat layer and/or conductive layer is handled, to increase material contracting with heat layer and conductive layer
Adhesiveness.
520, material contracting with heat layer is set on the electrically conductive, wherein material contracting with heat layer when heated for shrinking, so that conductive
The crackle of layer is completed to repair.
Based on the embodiment of the present invention, by coating material contracting with heat layer on the surface of conductive layer, metal wire is made to use
It can complete to repair in the way of different when different degrees of fracture occurring in journey, improve the access times of metal wire and make
Use the service life.
Specifically, material contracting with heat can pass through the series of process such as mixture, molding, irradiation, expansion, gluing and form.For example,
Cured mode can be carried out first with 3D printing or mold graphization be molded material contracting with heat layer.It, will be high by taking polyethylene as an example
The blend of density polyethylene/ethylene-vinyl acetate copolymer (HDPE/EVA), which is positioned on vulcanizing press, to be hot pressed into
Type, wherein molding mold is determined according to the shape of material contracting with heat layer, forming temperature is preferably 170 DEG C, and briquetting pressure is preferred
For 10MPa.Then, material contracting with heat layer is cold-pressed to room temperature depanning, then makes its crosslinking, dose of radiation with electron-beam accelerator irradiation
Preferably 120KGy completes the preparation of polyethylene material contracting with heat layer.
Secondly, material contracting with heat layer is pre-processed.For example, pyrocondensation can be impregnated with dilute hydrochloric acid solution in preset time
Material layer makes its acidification, to increase the roughness of material contracting with heat layer surface, and then increases material contracting with heat layer and substrate or leads
Adhesion strength between electric layer makes it be more easy to be combined with substrate or conductive layer.Further, the value range of roughness can basis
The surface property of conductive layer determines, for example, the value range of roughness can be 0.5 μm to 1 μm, preferably levels off to 0.8 μm,
The value of roughness level off to 0.8 μm when, the adhesion strength between conductive layer and material contracting with heat layer is most strong.In the present embodiment, dilute
The concentration of hydrochloric acid solution is preferably 5%, and preset time is preferably 30min to 60min.
Then, to the processing for carrying out coated with coupling agent with the surface of conductive layer contact of material contracting with heat layer, increase pyrocondensation material
The adhesiveness of the bed of material and conductive layer.Physical vapour deposition (PVD) (Physical Vapor Deposition, PVD) is recycled to coat
Conductive layer is deposited on the material contracting with heat layer for having coupling agent, forms the metal wire with repair ability.In the present embodiment, coupling agent
Can be silane coupling agent, preferably silane coupling agent γ-glycidyl ether oxygen propyl trimethoxy silicane (KH560), silane
The concentration of coupling agent is preferably 2% to 5%.
Fig. 6 is the sectional view of metal wire in the display screen that one embodiment of the invention provides.
As shown in fig. 6, display screen may include metal wire 61 and substrate 62, metal wire 61 may include material contracting with heat layer
611, coupling agent 63, conductive layer 60, coupling agent layer 64 and material contracting with heat layer 610.Chemical vapor deposition method may be used
On the surface of substrate 62, coating material contracting with heat layer 611, in the surface coated with coupling agent 63 of material contracting with heat layer 611, recycles physics
Vapor deposition conductive coating 60 on coupling agent layer 63 continues coated with coupling agent 64 in the upper surface of conductive layer 60, is being coupled
Material contracting with heat layer 610 is coated in oxidant layer 64.In the present embodiment, material contracting with heat layer and coupling agent layer can also be coated on conduction
Lower surface, the upper surface of layer 60, or the side coated on conductive layer 60.In display screen when metal thread breakage, pass through display
The operating voltage of screen or the material contracting with heat layer that can make metal wire breaking part in such a way that metal wire etc. is heated in laser emission
It shrinks, completes the reparation of metal wire, avoid the problem that metal thread breakage leads to display screen display effect difference from occurring, increase metal
The service life of line and display screen.
It should be noted that the embodiment of the present invention is not intended to be limited in any the sequence of above step；The above coupling agent can be with
Surface coated on material contracting with heat layer carries out material contracting with heat layer the processing of coated with coupling agent, can also be coated on the table of conductive layer
The processing that coated with coupling agent is carried out in face of conductive layer, determines, the embodiment of the present invention is not also appointed according to the comfort level of operation
What is limited.
The embodiments of the present invention also provide a kind of metal wire restorative procedures, when different degrees of fracture occurs in conductive layer
When, material contracting with heat layer is heated, so that the crackle of conductive layer is completed to repair.
Fig. 7 is the sectional view when metal wire that one embodiment of the invention provides is broken completely.
As shown in fig. 7, when conductive layer 70 is broken completely, laser emission heating material contracting with heat layer 71 can be utilized, makes to lead
The corresponding material contracting with heat layer of 70 breaking part of electric layer 71 is warming up to 50 DEG C to 150 DEG C (response time is 0.4s to 4s), material contracting with heat
Layer 71 is heated to be shunk, and the conductive layer 70 of fracture is made to contact again, completes to repair.Certainly, the position of heating can be metal
The position of thread breakage can also be the lower surface of entire metal wire.In the present embodiment, the wavelength of laser is preferably 808nm.
Fig. 8 is the sectional view when metal wire that one embodiment of the invention provides not exclusively is broken.
When conductive layer 80 is not exclusively broken, laser emission heating material contracting with heat layer 81 can be not only utilized, it can also profit
With the display screen heating effect of current heating material contracting with heat layer 81 that the operating voltage of itself generates at work.As shown in figure 8, when leading
When electric layer 80 is not exclusively broken, the resistance of breaking part conductive layer 80 increases, and therefore, electric current is increased by the heat of metal wire, from
And so that the corresponding material contracting with heat layer of 80 breaking part of conductive layer 81 is warming up to 50 DEG C to 150 DEG C (response time is 0.4s to 4s),
It is shunk in this way, material contracting with heat layer 81 is heated, the conductive layer 80 of fracture is made to contact again, complete selfreparing.In the present embodiment
In, the operating voltage of display screen can be 2V to 15V, preferably 7V.
It should be noted that the above material contracting with heat layer can be in such a way that 3D printing or mold graphization progress be cured
Molding can carry out the spread pattern of the strand of material contracting with heat layer according to the rift direction of conductive layer during molding
Adjustment, for example, being influenced by shearing force and/or drawing force during material contracting with heat formable layer, strand, segment or crystallite
Etc. can be arranged along Impact direction.Therefore, in conductive fault rupture, material contracting with heat layer heat shrinkable, which is just easy to generate, to be made
The power that the breaking part of conductive layer contacts again, to complete the reparation of metal wire.
Based on the embodiment of the present invention, using laser emission or display screen at work itself operating voltage generate
Heat makes the crackle of conductive layer complete to repair, and the method is stably and controllable and simple and easy to do.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of metal wire, which is characterized in that including：
Conductive layer；And
Material contracting with heat layer is set on the conductive layer,
Wherein, the material contracting with heat layer is shunk when heated, to repair the crackle of the conductive layer.
2. metal wire according to claim 1, which is characterized in that the material contracting with heat layer is arranged in the upper of the conductive layer
Surface and/or lower surface.
3. metal wire according to claim 1, which is characterized in that the material contracting with heat layer includes multiple bands, described more
A band is respectively along the longitudinally spaced arrangement of the conductive layer.
4. metal wire according to claim 1, which is characterized in that further include：
Coupling agent, the coupling agent are set between the conductive layer and the material contracting with heat layer.
5. metal wire according to claim 1, which is characterized in that the conductive layer and the thickness of the material contracting with heat layer
Ratio is 5 to 20.
6. a kind of display screen, which is characterized in that including：
Substrate；And
Metal wire described in any one of claim 1 to 5, the metal wire are set on the substrate.
7. display screen according to claim 6, which is characterized in that the display screen includes flexible display screen, the metal
Line is located at least in the bent area of the flexible display screen.
8. a kind of production method of metal wire, which is characterized in that the metal wire is described in any one of claim 1 to 5
Metal wire；
The production method includes：
The surface of the material contracting with heat layer and/or the conductive layer is handled, to increase the material contracting with heat layer and institute
State the adhesiveness of metal layer；
The material contracting with heat layer is set on the conductive layer, wherein the material contracting with heat layer when heated for shrinking, to repair
The crackle of the multiple conductive layer.
9. according to the method described in claim 8, it is characterized in that, described to the material contracting with heat layer and/or the conductive layer
Surface handled, including：
The material contracting with heat layer is impregnated with dilute hydrochloric acid solution in preset time, to increase the thick of the material contracting with heat layer surface
Rugosity,
Wherein, the roughness is 0.5 μm to 1 μm.
10. a kind of metal wire restorative procedure, which is characterized in that the metal wire is the gold described in any one of claim 1 to 5
Belong to line；
The restorative procedure includes：
When different degrees of fracture occurs in the conductive layer, the material contracting with heat layer is heated, so that the crackle of the conductive layer
It completes to repair.
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| CN201810551546.4A CN108665810A (en) | 2018-05-31 | 2018-05-31 | Metal wire, display screen, metal wire production method and metal wire restorative procedure |
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| CN201810551546.4A CN108665810A (en) | 2018-05-31 | 2018-05-31 | Metal wire, display screen, metal wire production method and metal wire restorative procedure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111128026A (en) * | 2019-12-30 | 2020-05-08 | 业成科技（成都）有限公司 | Bending-resistant structure and display panel |
| WO2020147656A1 (en) * | 2019-01-14 | 2020-07-23 | 京东方科技集团股份有限公司 | Display substrate and display device |
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