CN110289370A - Display panel, display device and packaging method - Google Patents
Display panel, display device and packaging method Download PDFInfo
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- CN110289370A CN110289370A CN201910579108.3A CN201910579108A CN110289370A CN 110289370 A CN110289370 A CN 110289370A CN 201910579108 A CN201910579108 A CN 201910579108A CN 110289370 A CN110289370 A CN 110289370A
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- display panel
- display area
- substrate
- catoptric arrangement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/08—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation
- B29C35/0805—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation
- B29C2035/0838—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould by wave energy or particle radiation using electromagnetic radiation using laser
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- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
The embodiment of the present invention provides a kind of display panel, display device and packaging method, is related to field of display technology, can reduce the probability that device of the display panel corner nearby in display area is burnt in packaging technology.The display panel, comprising: display area and the frame region around the display area, the frame region include laser reflection corner region；Opposite first substrate and the second substrate；Packaging plastic is provided between the frame region, the first substrate and the second substrate；The laser reflection corner region is provided with catoptric arrangement, side of the film layer far from film layer where the first substrate where film layer is located at the packaging plastic where the catoptric arrangement；In the laser reflection corner region, where perpendicular to the display panel on the direction of plane, the orthographic projection of the catoptric arrangement is located between the orthographic projection and the display area of the packaging plastic.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of display panels, display device and packaging method.
Background technique
Existing display panel includes display first substrate and glass the second substrate, in display first substrate and glass second
It is packaged between substrate by packaging plastic, firstly, the downside surface in glass the second substrate is made by silk-screen printing technique
Packaging plastic after baking, the glass the second substrate for being pasted with packaging plastic is bonded with display first substrate, then carries out laser burning
Knot makes to encapsulate adhesive curing by way of laser irradiation, to realize the encapsulation of display panel.
However, in specific potting process, needing to control laser since packaging plastic is arranged around display panel
Expose to packaging plastic along the direction perpendicular to plane where display panel, and in irradiation process, Laser emission end need along
The pattern of packaging plastic is mobile, i.e., mobile around display panel, so that packaging plastic everywhere is irradiated with a laser, it is solid to realize
Change, Laser emission end exposes on display panel, can generate the hot spot with certain area, hot spot moves along a straight line and hot spot edge
Turning movement is compared, interior at the same time, and movement routine of the hot spot moved along turning close to display area side is less than edge
The hot spot of linear movement results in display panel in corner due to laser spoke in this way close to the movement routine of display area side
It penetrates and more concentrates and gather higher heat, thus the device in display area nearby of burning.
Summary of the invention
The embodiment of the present invention provides a kind of display panel, display device and packaging method, can reduce display panel turning
Locate the probability that the device in display area nearby is burnt in packaging technology.
On the one hand, the embodiment of the present invention provides a kind of display panel, comprising:
Display area and frame region around the display area, the frame region includes laser reflection corner regions
Domain；
Opposite first substrate and the second substrate；
Packaging plastic is provided between the frame region, the first substrate and the second substrate；
The laser reflection corner region is provided with catoptric arrangement, and film layer where the catoptric arrangement is located at the packaging plastic
Side far from film layer where the first substrate；
In the laser reflection corner region, where perpendicular to the display panel on the direction of plane, the reflection
The orthographic projection of structure is located between the orthographic projection and the display area of the packaging plastic.
Optionally, the catoptric arrangement is made of metal material molybdenum.
Optionally, touch-control film layer is provided between the packaging plastic and the second substrate, the touch-control film layer includes gold
Belong to layer, the catoptric arrangement is located at the metal layer.
Optionally, the touch-control film layer includes transparent touch electrode layer and bridge metal layer, and the catoptric arrangement is located at institute
State bridge metal layer.
Optionally, the touch-control film layer includes metal grid electrode layer and bridge metal layer, and the catoptric arrangement is located at institute
State metal grid electrode layer and/or the bridge metal layer.
Optionally, the metal grid electrode layer includes a plurality of first touch-control letter positioned at the laser reflection corner region
Number line, a plurality of first touching signals line are sequentially arranged at intervals along the direction for being gradually distance from the display area；
The bridge metal layer includes a plurality of second touching signals line positioned at the laser reflection corner region, a plurality of institute
The second touching signals line is stated to be sequentially arranged at intervals along the direction for being gradually distance from the display area；
Where perpendicular to the display panel on the direction of plane, the first touching signals line of two of arbitrary neighborhood
Orthographic projection between region covered by the orthographic projection of the second touching signals line, a plurality of first touching signals line
The catoptric arrangement is multiplexed with a plurality of second touching signals line.
Optionally, in a plurality of first touching signals line and a plurality of second touching signals line, at least partly institute
Stating touching signals line has inclined surface in the side far from the display area, in the direction for being gradually distance from the display area
On, the inclined surface moves closer to the first substrate.
Optionally, where perpendicular to the display panel on the direction of plane, institute in the laser reflection corner region
It is filled completely by the orthographic projection of the catoptric arrangement in the region stated between the orthographic projection of packaging plastic and the orthographic projection of the display area.
Optionally, the catoptric arrangement has inclined surface far from the side of the first substrate, and the inclined surface is for making
Laser is at least partially reflected to the direction far from the display area.
Optionally, side of the catoptric arrangement far from the first substrate includes multiple sunk structures, for making laser
Occur to reflect at least twice in the sunk structure；Wherein,
The first direction is the direction that data line extends, and the second direction and the first direction are vertical.
Optionally, the frame region includes upper the first frame in the display area opposite sides in a first direction
Region and the second frame region；
The frame region include in second direction positioned at the display area opposite sides third frame region and
4th frame region；
In said first direction, the size of first frame region is less than the size of second frame region；
It is anti-as the laser that first frame region and the third frame region are formed by corner region
Corner region is penetrated, first frame region and the 4th frame region are formed by corner region and swash as described in another
Light reflects corner region.
On the other hand, the embodiment of the present invention also provides a kind of display device, including above-mentioned display panel.
On the other hand, the embodiment of the present invention also provides a kind of packaging method, for above-mentioned display panel, the encapsulation side
Method includes:
Laser light source exposes to the packaging plastic along the direction perpendicular to the display panel, and the laser light source is located at institute
Film layer is exposed to far from the side of film layer where the packaging plastic in the laser reflection corner region where stating catoptric arrangement
Laser on the catoptric arrangement is reflected to the direction far from the first substrate.
Display panel, display device and packaging method in the embodiment of the present invention, in laser reflection corner region, vertical
Where the display panel on the direction of plane, due to the orthographic projection of catoptric arrangement be located at packaging plastic orthographic projection and display area it
Between, therefore, when in laser irradiation to catoptric arrangement, can to far from display panel direction reflection laser, thus reduce by
In the heat that laser irradiation to the display panel film layer between packaging plastic and display area is gathered, reduces display panel and turning
The probability that luminescent device near at angle in display area is burnt in potting process.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of display panel in the embodiment of the present invention；
Fig. 2 be Fig. 1 in AA ' to a kind of the schematic diagram of the section structure；
Fig. 3 be Fig. 1 in AA ' to another the schematic diagram of the section structure；
A kind of enlarged structure schematic diagram of the Fig. 4 for touch-control film layer in Fig. 1 in partial region；
Fig. 5 be Fig. 4 in BB ' to a kind of the schematic diagram of the section structure；
Another enlarged structure schematic diagram of the Fig. 6 for display panel in Fig. 1 in partial region；
Fig. 7 be Fig. 6 in CC ' to a kind of the schematic diagram of the section structure；
Fig. 8 be Fig. 6 in DD ' to a kind of the schematic diagram of the section structure；
Fig. 9 be Fig. 6 in DD ' to another the schematic diagram of the section structure；
Figure 10 is the second touching signals line manufacturing process schematic diagram in Fig. 9；
Figure 11 be Fig. 4 in catoptric arrangement EE ' to a kind of the schematic diagram of the section structure；
Figure 12 is a kind of enlarged structure schematic diagram of catoptric arrangement partial region in Fig. 4；
Figure 13 is a kind of structural schematic diagram of display device in the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
As shown in Figure 1, Figure 2 and Figure 3, Fig. 1 is a kind of structural schematic diagram of display panel in the embodiment of the present invention, and Fig. 2 is
In Fig. 1 AA ' to a kind of the schematic diagram of the section structure, Fig. 3 be in Fig. 1 AA ' to another the schematic diagram of the section structure, the present invention is real
It applies example and a kind of display panel is provided, comprising: display area 1 and the frame region 2 around display area 1, frame region 2 include swashing
Light reflects corner region 21；Opposite first substrate 3 and the second substrate 4；In frame region 2, first substrate 3 and the second substrate 4
Between be provided with packaging plastic 5；Laser reflection corner region 21 is provided with catoptric arrangement 6, and 6 place film layer of catoptric arrangement is located at encapsulation
Side of the glue 5 far from 3 place film layer of first substrate, for example, the second substrate 4 is located at 5 place film layer of packaging plastic and reflection knot in Fig. 2
Between 6 place film layer of structure, 6 place film layer of catoptric arrangement is located between 5 place film layer of packaging plastic and the second substrate 4 in Fig. 3；Swashing
Light reflects corner region 21, and where perpendicular to display panel on the direction of plane, the orthographic projection of catoptric arrangement 6 is located at packaging plastic
Between 5 orthographic projection and display area 1.
Specifically, laser reflection corner region 21 refers to the corner region for needing that catoptric arrangement 6 is arranged in frame region 2,
The position of laser reflection corner region 21 and quantity can be determined according to the specific structure of display panel, for example, the display in Fig. 1
Frame region 2 can be set in other achievable embodiments there are two laser reflection corner region 21 in setting in panel
Laser reflection corner region 21 is all had in the corresponding position in four angles of rectangular display panel.Driving is provided on first substrate 3
Circuit film layer 31 and luminescent device film layer 32, luminescent device film layer 32 includes luminescent device E, for shining to realize that picture is shown
Function, driving circuit film layer 31 includes driving circuit, for driving luminescent device E to shine.Driving circuit film layer 31 specifically can be with
Including exhausted along buffer layer 311, semiconductor layer 312, the grid being cascading in the in-plane direction perpendicular to display panel
Edge layer 313, gate metal layer 314, the first interlayer insulating film 315, capacitance metal layer 316, the second interlayer insulating film 317, source and drain
Metal layer 318 and planarization layer 319, buffer layer 311 are located on the first substrate 3 of bottom, work as a buffer, buffer layer 311
On be provided with semiconductor layer 312, semiconductor layer 312 forms pattern after patterning, as the active layer of transistor, semiconductor layer
It is provided with gate insulating layer 313 on 312, plays insulating effect, gate metal layer 314, grid is provided on gate insulating layer 313
Metal layer 314 forms pattern after patterning, an electrode plate of grid and capacitor including transistor, gate metal layer 314
On be provided with the first interlayer insulating film 315, rise insulating effect, be provided with capacitance metal layer on the first interlayer insulating film 315
316, capacitance metal layer 316 forms pattern after patterning, another electrode plate including capacitor is set on capacitance metal layer 316
Be equipped with the second interlayer insulating film 317, to gate insulating layer 313, the first interlayer insulating film 315 and the second interlayer insulating film 317 into
Row etching, forms via hole, Source and drain metal level 318 is arranged on the second interlayer insulating film 317, after Source and drain metal level 318 patterns
Pattern, the source electrode and drain electrode including transistor are formed, the source electrode and drain electrode of transistor passes through via hole respectively and is connected to active layer, from
And transistor arrangement is formed, transistor and capacitor therein are used to form effect pixel-driving circuit, to drive luminescent device E to send out
Light.Luminescent device E includes the anode E1, organic luminous layer E2 and cathode E3 being stacked, by anode E1 and cathode E3
Apply voltage respectively, so that electrons and holes recombination luminescence in organic luminous layer E2, and then realize display function.Wherein, it sends out
Optical device E is easy to be burnt under the higher environment of temperature, bad so as to cause showing.Display surface shown in Fig. 1 is hardened
After structure completes, need to make laser irradiation to packaging plastic 5 far from the side of first substrate 3 in the second substrate 4, so that encapsulation
Glue 5 solidifies, and realizes the encapsulation between first substrate 3 and the second substrate 4, prevents erosion of the water oxygen to device in display panel,
In the solidification process of packaging plastic 5, laser may expose to the region except packaging plastic 5, and (dotted arrow is illustrated as laser in Fig. 2
Exposure pathways), in the embodiment of the present invention, in laser reflection corner region 21, the direction of plane where perpendicular to display panel
On, since the orthographic projection of catoptric arrangement 6 is located between the orthographic projection and display area 1 of packaging plastic 5, when laser irradiation extremely
It, can be to the direction reflection laser far from display panel, to reduce due to laser irradiation to packaging plastic 5 when on catoptric arrangement 6
Display panel film layer between display area 1 and the heat gathered.In addition, catoptric arrangement 6 is located at packaging plastic 5 and display area
Between 1, the solidification that laser irradiation realizes packaging plastic 5 to packaging plastic 5 both will not influence, will not block display area 1 with shadow
Picture is rung to show.It should be noted that being used for positioned at the structure of gate metal layer 314 in the lower section of packaging plastic 5 below packaging plastic 5
Reflection laser, exposes to packaging plastic 5 again to improve solidification effect after reflecting laser, the structure and catoptric arrangement 6
With reflection laser, but position and problem to be solved are entirely different.
Display panel in the embodiment of the present invention, in laser reflection corner region, the plane where perpendicular to display panel
Direction on, since the orthographic projection of catoptric arrangement is located between the orthographic projection and display area of packaging plastic, work as laser irradiation
It, can be to the direction reflection laser far from display panel, to reduce due to laser irradiation to packaging plastic when on to catoptric arrangement
Display panel film layer between display area and the heat gathered reduce display panel near the corner in display area
The probability burnt in potting process of luminescent device.
Optionally, catoptric arrangement 6 is made of metal material molybdenum.Metal material molybdenum electric conductivity is good, and can reflect sharp
Light, on the one hand, can realize laser reflection function as catoptric arrangement in laser reflection corner region 21, on the other hand, also
It can be in other regions as structures such as the signal wires for being originally used for transmission signal on display panel.
Optionally, touch-control film layer 7 is provided between packaging plastic 5 and the second substrate 4, touch-control film layer 7 includes metal layer, reflection
Structure 6 is located at the metal layer.
Specifically, touch-control film layer 7 is for realizing touch function in display area 1 comprising metal layer, metal layer can be with
For realizing metallic conduction structures such as touching signals line, touch control electrodes, therefore, can production touch-control film layer 7 in metallic conduction
By making catoptric arrangement 6 with a patterning processes while structure, to simplify technique.
Optionally, as shown in Figure 4 and Figure 5, Fig. 4 is that a kind of enlarged structure of the touch-control film layer in partial region is illustrated in Fig. 1
Figure, Fig. 5 be Fig. 4 in BB ' to a kind of the schematic diagram of the section structure, touch-control film layer 7 include transparent touch electrode layer 71 and bridge gold
Belong to layer 72, catoptric arrangement 6 is located at bridge metal layer 72.
Specifically, for example, transparent touch electrode layer 71 includes multiple first touch control electrodes 701, multiple first touch control electrodes
701 in a second direction h2 arrangement, along first direction h1 extend, first direction h1 is perpendicular to second direction h2, each first touch-control
Electrode 701 includes the multiple touch control electrode blocks for arranging and being electrically connected to each other along first direction h1；Transparent touch electrode layer 71 also wraps
Multiple second touch control electrodes 702 are included, multiple second touch control electrodes 702 are arranged along first direction h1, h2 extends in a second direction, often
A second touch control electrode 702 includes multiple touch control electrode blocks that h2 is arranged and is electrically connected to each other in a second direction；Same
In one touch control electrode 701, two touch control electrode blocks of arbitrary neighborhood are electrically connected by bridge 720, and bridge 720 is located at bridge metal
Layer 72, is provided with touch-control insulating layer 70, touch control electrode block passes through touching between transparent touch electrode layer 71 and bridge metal layer 72
The via hole controlled on insulating layer 70 is electrically connected bridge 720, so that different touch control electrode blocks is electrically connected by bridge 720.Reflection knot
Structure 6 is located at bridge metal layer 72, therefore, can be while making bridge 720 by with a patterning processes production reflection knot
Structure 6, to simplify technique.It should be noted that only illustrating touch-control film layer 7 and packaging plastic 5 in Fig. 4 and Fig. 5, it is omitted
His film layer.
Optionally, as shown in Figure 6 and Figure 7, Fig. 6 is that another enlarged structure of the display panel in partial region is shown in Fig. 1
Be intended to, Fig. 7 be Fig. 6 in CC ' to a kind of the schematic diagram of the section structure, touch-control film layer 7 include metal grid electrode layer 74 and bridge
Metal layer 72, catoptric arrangement 6 are located at metal grid electrode layer 74 and/or bridge metal layer 72.
Specifically, in Fig. 6 and structure illustrated in Figure 7, touch control electrode is formed by metal grill, between other touch control electrodes
Relationship it is similar with Fig. 4 and structure illustrated in Figure 5, difference is, the touch control electrode and bridge in Fig. 6 and Fig. 7 are by metal
Layer material is made, and therefore, catoptric arrangement 6 can be located at the touch-control in metal grid electrode layer 74 and metal grid electrode layer 74
The production of electrode structure same layer, catoptric arrangement 6 can also be located at bridge metal layer 72 and 720 same layer of bridge makes, catoptric arrangement 6
It can also be collectively formed by metal grid electrode layer 74 and bridge metal layer 72.
Optionally, as shown in Fig. 6, Fig. 7 and Fig. 8, Fig. 8 be Fig. 6 in DD ' to a kind of the schematic diagram of the section structure, metal mesh
Lattice electrode layer 74 includes a plurality of first touching signals line 81 positioned at laser reflection corner region 21, a plurality of first touching signals line
81 are sequentially arranged at intervals along the direction for being gradually distance from display area 1；Bridge metal layer 72 includes being located at laser reflection corner region
21 a plurality of second touching signals line 82, a plurality of second touching signals line 82 is between being gradually distance from the direction of display area 1 successively
Every arrangement；Where perpendicular to display panel on the direction of plane, the positive throwing of two the first touching signals lines 81 of arbitrary neighborhood
Region between shadow is covered by the orthographic projection of a second touching signals line 82, a plurality of first touching signals line 81 and a plurality of second
Touching signals line 82 is multiplexed with catoptric arrangement 6.
Specifically, the first touching signals line 81 and the second touching signals line 82 are used for transmission touching signals, work as touching signals
When line is needed across laser reflection corner region 21, touching signals line in part therein can be made by metal grid electrode layer 74
First touching signals line 81 of production, other part touching signals line is the second touching signals line made by bridge metal layer 72
82, on the direction of laser transmission, i.e., perpendicular on the direction of plane where display panel, two the first touch-controls of arbitrary neighborhood
Spacer insulator between signal wire 81, to guarantee to transmit different touching signals, two the first touching signals lines 81 of arbitrary neighborhood
Orthographic projection between region covered by the orthographic projection of second touching signals line 82, i.e. the first touching signals line 81 and second
Touching signals line 82 is formed by structure in laser reflection corner region 21 can stop simultaneously reflection laser completely, be believed by touch-control
The multiplexing of number line and catoptric arrangement 6, saves technique, and can satisfy the requirement of catoptric arrangement 6, avoids light leakage.
Optionally, as shown in figure 9, Fig. 9 be Fig. 6 in DD ' to another the schematic diagram of the section structure, in a plurality of first touch-control
In signal wire 81 and a plurality of second touching signals line 82, at least partly touching signals line has in the side far from display area 1
Inclined surface 80, on the direction for being gradually distance from display area, inclined surface 80 moves closer to first substrate 3.
Specifically, when laser irradiation to inclined surface 80, the laser reflected can be passed to the direction far from display area 1
Defeated, in Fig. 9, laser from the top down is transmitted after being reflected at inclined surface 80 to upper left side, after further avoiding reflection
Laser is close to display area 1, when above the laser irradiation to catoptric arrangement 6 after avoiding reflection and close to the film layer of display area 1
Heat is gathered, further reduced luminescent device of the display panel near the corner in display area in potting process
The probability burnt.In addition, the manufacturing process of inclined surface cooperates the structure of touching signals line itself in Fig. 9, production gets up to compare
Simply, specific production method is as follows.
As shown in Figure 10, Figure 10 is the second touching signals line manufacturing process schematic diagram in Fig. 9, the first step, in first substrate 3
The first insulating layer 91 of upper formation；Second step, forms photoresist 92 on the first insulating layer 91, and the surface of photoresist 92 has curved surface
Sunk structure；Third step performs etching photoresist 92, since the surface of photoresist 92 has sunk structure, etching
In the process, photoresist 92 is gradually etched from top to bottom, after the photoresist 92 of recess is etched away completely, except recess
Photoresist 92 be not etched also, at this point, the first insulating layer 91 of recess starts to be etched, when photoresist 92 is etched completely
After completion, curve recess structure is formd on the first insulating layer 91；4th step, the shape on the first substrate after etching is completed
At metal material layer, metal material layer forms the curved-surface structure of recess；5th step, performs etching metal material layer, is formed such as
The pattern of second touching signals line 82 shown in Fig. 9, wherein it is performed etching at the curve recess structure of metal material layer,
It can obtain corresponding inclined surface.
Optionally, as shown in Figure 1 and Figure 4, where perpendicular to display panel on the direction of plane, laser reflection corner regions
Region in domain 21 between the orthographic projection of packaging plastic 5 and the orthographic projection of display area 1 is filled completely by the orthographic projection of catoptric arrangement 6,
I.e. catoptric arrangement 6 is the edge that 5 region of packaging plastic is extended to from the edge of display area 1, and catoptric arrangement 6 is continuous
Whole face structure is not provided with hollow out, and under the structure, catoptric arrangement 6 can be under the premise of utmostly reflecting away laser, not shadow
The picture for ringing display area 1 is shown and the solidification of packaging plastic 5.
Optionally, as shown in 1, Fig. 4 and Figure 11, Figure 11 be Fig. 4 in catoptric arrangement EE ' to a kind of cross-section structure signal
Figure, catoptric arrangement 6 have inclined surface 60 far from the side of first substrate 3, and inclined surface 60 is for being at least partially reflected laser
To the direction far from the display area.In Fig. 4 and Figure 11, laser from the top down reflected at inclined surface after to upper left side
Transmission, the laser after further avoiding reflection is close to display area 1, above the laser irradiation to catoptric arrangement 6 after avoiding reflection
And heat is gathered when close to the film layer of display area 1, it further reduced display panel near the corner in display area
The probability that luminescent device is burnt in potting process.
Optionally, as shown in Fig. 4 and Figure 12, Figure 12 be Fig. 4 in catoptric arrangement EE ' to another cross-section structure signal
Figure, side of the catoptric arrangement 6 far from first substrate 3 includes multiple sunk structures 61, for sending out laser in sunk structure 61
Life is reflected at least twice；Wherein, first direction h1 is the direction that data line extends, and second direction h2 and first direction h1 are vertical.
Sunk structure 61 can further increase the reflection path of laser, indirect waste laser energy, even if in this way, laser after reflection
It is radiated on the display panel film layer structure around display area 1, due to the loss of laser energy, the heat that is gathered in film layer
Decline, to further decrease the probability that the luminescent device in display area is burnt in potting process.
Optionally, as shown in Figure 1, frame region 2 includes be located at 1 opposite sides of display area on h1 in a first direction the
One frame region 201 and the second frame region 202；Frame region 2 includes being located at display area 1 opposite two on second direction h2
The third frame region 203 and the 4th frame region 204 of side；In a first direction on h1, the size of the first frame region 201 is less than
The size of second frame region, 202 size, the second frame region 202 is larger, in order to there is enough space setting binding terminals,
For realizing the binding connection of flexible circuit board and/or driving chip in the second frame region 202；First frame region 201
Corner region is formed by as a laser reflection corner region 21,201 He of the first frame region with third frame region 203
4th frame region 204 is formed by corner region as another laser reflection corner region 21.Due to the second frame region
202 size in a first direction on h1 is larger, i.e., distance of the display panel lower edge apart from display area 1 farther out, at this point,
The corner of two frame regions below display panel, the distance between packaging plastic 5 and display area 1 farther out, even if herein
Heat it is larger, adverse effect will not be caused to the luminescent device in display area 1.
As shown in figure 13, Figure 13 is a kind of structural schematic diagram of display device in the embodiment of the present invention, the embodiment of the present invention
A kind of display device is also provided, including above-mentioned display panel 100.
Specifically, show that the specific structure of panel 100 is same as the previously described embodiments, details are not described herein.The display device can
To be that any electronics having a display function such as mobile phone, tablet computer, laptop, electric paper book or television set is set
It is standby.
The embodiment of the present invention also provides a kind of packaging method, and for above-mentioned display panel, packaging method includes: laser light
Source exposes to packaging plastic 5 along the direction perpendicular to display panel, and laser light source (not shown) is located at 6 place film of catoptric arrangement
Side of the layer far from 5 place film layer of packaging plastic, in laser reflection corner region 21, the laser exposed on catoptric arrangement 6 is anti-
Direction of the directive far from first substrate 3.
The detailed process and principle of the packaging method and the specific structure of display panel are same as the previously described embodiments,
This is repeated no more.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (13)
1. a kind of display panel characterized by comprising
Display area and frame region around the display area, the frame region includes laser reflection corner region；
Opposite first substrate and the second substrate；
Packaging plastic is provided between the frame region, the first substrate and the second substrate；
The laser reflection corner region is provided with catoptric arrangement, and it is separate that film layer where the catoptric arrangement is located at the packaging plastic
The side of film layer where the first substrate；
In the laser reflection corner region, where perpendicular to the display panel on the direction of plane, the catoptric arrangement
Orthographic projection be located between the orthographic projection and the display area of the packaging plastic.
2. display panel according to claim 1, which is characterized in that
The catoptric arrangement is made of metal material molybdenum.
3. display panel according to claim 1, which is characterized in that
Touch-control film layer is provided between the packaging plastic and the second substrate, the touch-control film layer includes metal layer, described anti-
It penetrates structure and is located at the metal layer.
4. display panel according to claim 3, which is characterized in that
The touch-control film layer includes transparent touch electrode layer and bridge metal layer, and the catoptric arrangement is located at the bridge metal
Layer.
5. display panel according to claim 3, which is characterized in that
The touch-control film layer includes metal grid electrode layer and bridge metal layer, and the catoptric arrangement is located at the metal grill electricity
Pole layer and/or the bridge metal layer.
6. display panel according to claim 5, which is characterized in that
The metal grid electrode layer includes a plurality of first touching signals line positioned at the laser reflection corner region, a plurality of institute
The first touching signals line is stated to be sequentially arranged at intervals along the direction for being gradually distance from the display area；
The bridge metal layer includes a plurality of second touching signals line positioned at the laser reflection corner region, and a plurality of described the
Two touching signals lines are sequentially arranged at intervals along the direction for being gradually distance from the display area；
Where perpendicular to the display panel on the direction of plane, the first touching signals line of two of arbitrary neighborhood is just
Region between projection is covered by the orthographic projection of the second touching signals line, a plurality of first touching signals line and more
Second touching signals line described in item is multiplexed with the catoptric arrangement.
7. display panel according to claim 6, which is characterized in that
In a plurality of first touching signals line and a plurality of second touching signals line, at least partly described touching signals line
There is inclined surface, on the direction for being gradually distance from the display area, the inclined surface in the side far from the display area
Move closer to the first substrate.
8. display panel according to claim 1, which is characterized in that
Where perpendicular to the display panel on the direction of plane, packaging plastic described in the laser reflection corner region is just
Filled by the orthographic projection of the catoptric arrangement full in region between projection and the orthographic projection of the display area.
9. display panel according to claim 8, which is characterized in that
The catoptric arrangement has inclined surface far from the side of the first substrate, and the inclined surface is for making laser at least partly
It is reflected to the direction far from the display area.
10. display panel according to claim 8, which is characterized in that
Side of the catoptric arrangement far from the first substrate includes multiple sunk structures, for tying laser in the recess
Occur to reflect at least twice in structure；Wherein,
The first direction is the direction that data line extends, and the second direction and the first direction are vertical.
11. display panel according to claim 1, which is characterized in that
The frame region includes upper the first frame region and second in the display area opposite sides in a first direction
Frame region；
The frame region includes being located at the third frame region and the 4th of the display area opposite sides in second direction
Frame region；
In said first direction, the size of first frame region is less than the size of second frame region；
First frame region and the third frame region are formed by corner region and turn as a laser reflection
It is anti-as laser described in another that angular zone, first frame region and the 4th frame region are formed by corner region
Penetrate corner region.
12. a kind of display device, which is characterized in that including the display panel as described in any one of claim 1 to 11.
13. a kind of packaging method, which is characterized in that for the display panel as described in any one of claim 1 to 11, institute
Stating packaging method includes:
Laser light source exposes to the packaging plastic along the direction perpendicular to the display panel, and the laser light source is located at described anti-
Side of the film layer far from film layer where the packaging plastic where penetrating structure exposes to described in the laser reflection corner region
Laser on catoptric arrangement is reflected to the direction far from the first substrate.
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| CN201910579108.3A CN110289370B (en) | 2019-06-28 | 2019-06-28 | Display panel, display device and packaging method |
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| CN201910579108.3A CN110289370B (en) | 2019-06-28 | 2019-06-28 | Display panel, display device and packaging method |
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| CN111384136A (en) * | 2020-02-27 | 2020-07-07 | 武汉天马微电子有限公司 | Display panel and display device |
| CN112164331A (en) * | 2020-10-14 | 2021-01-01 | 武汉华星光电半导体显示技术有限公司 | Multi-curved-surface display device |
| CN112652727A (en) * | 2020-12-22 | 2021-04-13 | 厦门天马微电子有限公司 | Display panel, display device and packaging method |
| CN112667107A (en) * | 2020-12-31 | 2021-04-16 | 上海天马有机发光显示技术有限公司 | Display panel and display device |
| CN113363299A (en) * | 2021-05-31 | 2021-09-07 | 昆山国显光电有限公司 | Display panel and display panel detection method |
| CN117915731A (en) * | 2024-03-20 | 2024-04-19 | 惠科股份有限公司 | Display panel and display device |
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| CN117915731A (en) * | 2024-03-20 | 2024-04-19 | 惠科股份有限公司 | Display panel and display device |
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