CN109061935A - A kind of production method of display device and display device - Google Patents
A kind of production method of display device and display device Download PDFInfo
- Publication number
- CN109061935A CN109061935A CN201811227618.6A CN201811227618A CN109061935A CN 109061935 A CN109061935 A CN 109061935A CN 201811227618 A CN201811227618 A CN 201811227618A CN 109061935 A CN109061935 A CN 109061935A
- Authority
- CN
- China
- Prior art keywords
- area
- display device
- counter substrate
- adhesive layer
- optical adhesive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133504—Diffusing, scattering, diffracting elements
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The embodiment of the invention discloses a kind of display device and the production method of display device, which includes: the counter substrate being oppositely arranged and display panel；Display panel includes viewing area and the non-display area around viewing area；Counter substrate includes transparent area and the shading region around transparent area, and viewing area is located in transparent area in the orthographic projection of plane where counter substrate；Display device further includes optical adhesive layer, and optical adhesive layer is between counter substrate and display panel；Optical adhesive layer includes first area and the second area around first area, and second area is located in shading region in the orthographic projection of plane where counter substrate；Light diffusing particles are equipped in second area.By the way that light diffusing particles are arranged in the second area of optical adhesive layer, can make to be dispersed to bigger region in the light that bright line region generates bright line originally, so as to improve the big visual angle bright line problem of narrow frame display device.
Description
Technical field
The present invention relates to field of display technology, more particularly to a kind of display device and the production method of display device.
Background technique
Liquid crystal display device is because have many advantages, such as that frivolous, energy consumption is small, radiationless and be widely used in a variety of display equipment
In.With the development of display technology, demand of the user to liquid crystal display device is also higher and higher." screen comprehensively " display device is because of it
The display area that display panel screen can maximumlly be utilized, brings better visual experience to user, and increasingly by
User's likes.
But as " screen comprehensively " technology is continually developed, in order to realize higher screen accounting, upper and lower side frame is by compressively
It is more and more ultimate attainment.When display device is non-lit up, with the increase of viewing angle, the lower frame of display device will appear significantly
Bright line；When display device is lit, image is watched under big visual angle, the edge of display device also will appear bright line problem, thus
Display quality is caused to be decreased obviously.
Summary of the invention
In view of this, can effectively solve the problem that narrow the present invention provides a kind of display device and the production method of display device
The big visual angle bright line problem of frame display device.
On the one hand, the present invention provides a kind of display device, comprising:
The counter substrate and display panel being oppositely arranged；
Display panel includes viewing area and the non-display area around viewing area；
Counter substrate includes transparent area and the shading region around transparent area, the positive throwing of viewing area plane where counter substrate
Shadow is located in transparent area；
Display device further includes optical adhesive layer, and optical adhesive layer is between counter substrate and display panel；
Optical adhesive layer includes first area and the second area around first area, and second area is put down where counter substrate
The orthographic projection in face is located in shading region；
Light diffusing particles are equipped in second area.
On the other hand, the present invention provides a kind of production method of display device, comprising:
Display panel is provided, display panel includes viewing area and the non-display area around viewing area；
Counter substrate is provided, counter substrate includes transparent area and the shading region around transparent area；
Optical adhesive layer is formed, optical adhesive layer is located at the side of counter substrate, and optical adhesive layer includes first area and surrounds the
The second area in one region, second area is interior to be equipped with light diffusing particles；
Counter substrate and display panel are oppositely arranged and are bonded, make optical adhesive layer be located at counter substrate and display panel it
Between, viewing area is located in transparent area in the orthographic projection of plane where counter substrate, second area plane where counter substrate
Orthographic projection is located in shading region.
Compared with prior art, the production method of display device and display device provided by the invention, realizes following
The utility model has the advantages that by the way that light diffusing particles are arranged in the second area that optical adhesive layer corresponds to counter substrate shading region, when display fills
When setting non-lit up, light diffusing particles can be to the light of external environment incidence and the incident ray through anti-inside display device
The light being emitted after penetrating is scattered；When display device is lit, light diffusing particles can be to the light projected from backlight edge
Line is scattered.Therefore, the setting of light diffusing particles can destroy the light propagation path in former bright line region, make incident and outgoing
Light more disperses, to reduce the content for generating the light of bright line in former bright line region, and then improves narrow frame display device
Big visual angle bright line problem.
Detailed description of the invention
Fig. 1 is a kind of planar structure schematic diagram of display device in the prior art；
Fig. 2 is in Fig. 1 along the schematic diagram of the section structure in the direction A-A '；
Fig. 3 is a kind of the schematic diagram of the section structure of display device in the related technology；
Fig. 4 is a kind of planar structure schematic diagram of display device provided in an embodiment of the present invention；
Fig. 5 is a kind of the schematic diagram of the section structure of display device provided in an embodiment of the present invention；
Fig. 6 is the enlarged drawing of region QA in Fig. 5；
Fig. 7 is the enlarged drawing of region QB in Fig. 5；
Fig. 8 is the schematic diagram of the section structure of another display device provided in an embodiment of the present invention；
Fig. 9 is the planar structure schematic diagram of optical adhesive layer in Fig. 8；
Figure 10 is another planar structure schematic diagram of optical adhesive layer provided in an embodiment of the present invention；
Figure 11 is the schematic diagram of the section structure of another display device provided in an embodiment of the present invention；
Figure 12 is the planar structure schematic diagram of optical adhesive layer in Figure 11；
Figure 13 is a kind of flow diagram of the manufacturing method of display device provided in an embodiment of the present invention；
Figure 14 is a kind of flow diagram for forming optical adhesive layer provided in an embodiment of the present invention.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
For the big visual angle bright line problem for improving narrow frame display device, inventor has carried out following research: Fig. 1 is existing
A kind of planar structure schematic diagram of display device in technology, Fig. 2 are in Fig. 1 along the schematic diagram of the section structure in the direction A-A '.With reference to
Fig. 1 and Fig. 2, display device 001 include display panel 20, and display panel 20 includes the color membrane substrates 22 and array base being oppositely arranged
Plate 23, the liquid crystal LC being clamped between color membrane substrates 22 and array substrate 23, the frame glue 24 of encapsulated liquid crystal, upper polaroid 21a, under
Polaroid 21b, flip chip (Chip On Film, COF).Color membrane substrates 22 are additionally provided with transparent away from the side of array substrate 23
Conductive layer 25, when display device 001 is embedded touch (Touch Embedded Display, TED), transparency conducting layer 25
For antimony-doped stannic oxide (Antimony Tin Oxide, ATO)；When display device is external hanging type touch-control, transparency conducting layer 25
For tin indium oxide (Indium tin oxide, ITO).Transparency conducting layer 25 passes through the grounding lead on elargol 50 and array substrate 23
Foot 40 is electrically connected, to play the role of antistatic (Electro-Static discharge, ESD).In order to ensure electrostatic energy
It is enough discharged by the conductive path of transparency conducting layer 25, elargol 50 and grounding pin 40, is pasted after display panel 20 is at box
When closing polaroid 21a, the edge of upper polaroid 21a usually requires to reserve a certain distance with the edge of transparency conducting layer 25,
I.e. upper polaroid 21a cannot stick transparency conducting layer 25 close to the side of grounding pin.In this way, when elargol operates, ability
Ensure that bright conductive layer 25 there are enough contacts area with grounding pin 40, to play the role of anti-ESD.
Referring to FIG. 3, Fig. 3 is a kind of the schematic diagram of the section structure of display device in the related technology.Complete above-mentioned point silver
After glue treatment process, optical adhesive layer (Optically Clear Adhesive, OCA) can be coated in the top of upper polaroid 21a
30, then paste opposed cover board 10.When display device is non-lit up, environment light 01 enters inject display device after, some light
LG4 is projected from display device again after being reflected, since upper polaroid 21a part edge does not stick transparency conducting layer 25, and
Upper polaroid 21a can change the polarization direction of light, therefore when human eye 00 is under big visual angle and observes, can be upper polarisation 21a's
See apparent bright line in edge.In addition to this, during actual use, upper polaroid 21a is vulnerable to extraneous temperature and humidity environment
It influences, after being influenced by extraneous temperature and humidity environment, upper polaroid 21a can be shunk, to aggravate bright line problem.When display device quilt
When lighting, since there are light leakages for backlight module (not shown) and 20 edge of display panel, the part in light LG is leaked out
Light LG1 and light LG2 can be absorbed by the light screening material 11 of counter substrate 10, and some light LG3 can be through optical adhesive layer 30 and right
The injection of substrate 10 is set, when observing image under big visual angle, some light LG3 can enter human eye 00, form apparent bright line.
Based on the studies above, present applicant proposes a kind of display device and the production methods of display device, improve narrow frame
The big visual angle bright line problem of display device.About the display panel provided by the present application having above-mentioned technique effect, it is described in detail
It is as follows.
Fig. 4 and Fig. 5 are please referred to, Fig. 4 is a kind of planar structure schematic diagram of display device provided in an embodiment of the present invention, figure
5 be a kind of the schematic diagram of the section structure of display device provided in an embodiment of the present invention.Display device 100 includes: to be oppositely arranged
Counter substrate 10 and display panel 20；Display panel 20 includes the viewing area AA and non-display area NA around viewing area AA；It is opposed
Substrate 10 is including transparent area 102 and around the shading region of transparent area 102 101, and viewing area AA is in 10 place plane of counter substrate
Orthographic projection is located in transparent area 102；Display device further includes optical adhesive layer 30, and optical adhesive layer 30 is located at counter substrate 10 and display
Between panel 20；Optical adhesive layer 30 includes first area 301 and the second area 302 around first area 301, second area
302 are located in shading region 101 in the orthographic projection of 10 place plane of counter substrate；Light diffusing particles 31 are equipped in second area 302.
Specifically, Fig. 4, Fig. 5 and Fig. 6 are please referred to, Fig. 6 is the enlarged drawing of region QA in Fig. 5.It is identical in subsequent each figure
Structure continues to use identical appended drawing reference, no longer illustrates.When display device 100 is lit, from the light LG of backlight leakage
In, some light LG1 is absorbed by the light screening material 11 positioned at shading region 101 of counter substrate 10, and some light LG2 offset is certain
Angle after still absorbed by light screening material 11.Light LG3 is then propagated along the direction close to transparent area 102, due to optical adhesive layer 30
Second area 302 in be equipped with light diffusing particles 31, light diffusing particles 31 light for being incident on second area 302 can be carried out it is scattered
It penetrates, light LG3 will form the light LG3 ' more dispersed after Multiple Scattering, to be absorbed by light screening material 11.It that is to say
It says, light diffusing particles 31 change original opticpath through 302 directive human eye 00 of second area, make to generate in region QA originally
The light of bright line is dispersed to bigger region, to reduce the content for generating the light of bright line in former bright line region；It is scattered
Some light LG3 ' is absorbed by light screening material 11, and some light receives (some light is not shown in Fig. 6) by human eye 00, but by
Less in the light for entering human eye 00, human eye 00 is difficult to recognize the light in the region, i.e., it is believed that the region is without bright line problem, because
This, the big visual angle bright line problem of narrow frame display device is improved.
Correspondingly, Fig. 4, Fig. 5 and Fig. 7 are please referred to, Fig. 7 is the enlarged drawing of region QB in Fig. 5.When display device 100 not by
When lighting, environment light 01 still has some light LG4 that can enter to inject display device, but due to the second area of optical adhesive layer 30 302
Interior to be equipped with light diffusing particles 31, light diffusing particles 31 can be such that light LG4 more disperses, and the light LG4 ' being dispersed into can directive screening
Luminescent material 11 and be absorbed.Even if the part film surface there are some light in display panel 20 reflects, the part is anti-
The light penetrated can again pass by light diffusing particles, and change propagation path by light diffusing particles, finally be absorbed by light screening material 11.
Therefore, compared with prior art, the light for eventually entering into human eye 00 can be made to reduce, improved under the big visual angle of narrow frame display device
Bright line problem.
It should be noted that for most of display device, in actual production process, the upper side frame of display device
And the upper polaroid of left and right side frame would generally completely paste (upper polaroid edge is concordant with color membrane substrates edge) or super patch (upper polarisation
Piece edge exceeds the edge of color membrane substrates), therefore, when display device is non-lit up, there is bright line in upper side frame and left and right side frame
The problem of it is smaller；And when display device is lit, upper and lower side frame and left and right side frame are likely to bright line problem occur.But this
When region QA (be located at upper side frame) and non-lit up display device when the embodiment in invention is only lit with display device
Region QB (be located at lower frame) for be illustrated, and it is non-limiting.That is, in practical applications, no matter display device is in point
Bright or non-lit up state can be improved by setting light diffusing particles 31 in the second area 302 of optical adhesive layer 30
Bright line problem under big visual angle.In addition, actual proportions are not represented in attached drawing provided in an embodiment of the present invention, merely to just
In explanation.
Display device provided by the invention, by the way that light diffusing particles 31 are arranged in the second area 302 of optical adhesive layer 30,
Change original opticpath through 302 directive human eye 00 of second area, makes to be dispersed in the light that bright line region generates bright line originally
To bigger region, to reduce the content for generating the light of bright line in former bright line region；Scattered light overwhelming majority meeting
It is absorbed in the shading region 101 of counter substrate 10, and into the few of the content of the light of human eye 00, human eye 00 is difficult to recognize
The light in the region, to reduce the bright line problem under the big visual angle of narrow frame display device in visual effect.
In some alternative embodiments, as shown in Figure 8 and Figure 9, Fig. 8 is another display provided in an embodiment of the present invention
The schematic diagram of the section structure of device, Fig. 9 are the planar structure schematic diagrams of optical adhesive layer in Fig. 8.It is non-aobvious along being directed toward by viewing area AA
Show the direction X of area NA, the quantity of light diffusing particles 31 is in by changeable few gradual change trend in unit area.
It should be noted that the present embodiment is only lit with display device and when size of light diffusing particles 31 is identical is
Example is illustrated.Specifically, along direction X, in unit area the quantity of light diffusing particles 31 be in by changeable few gradual change trend,
In other words, in the second area 302 of optical adhesive layer 30, the concentration of light diffusing particles 31 is from the edge of optical adhesive layer 30 toward center
Direction be in increasing trend.When display device is lit, the light leaked out from backlight can be through the second area of optical adhesive layer 30
302 enter human eyes 00, and the position light diffusing particles 31 in second area 302 closer to human eye 00 are arranged in the present invention dense
Degree is higher, can more increase the scattering process close to the region of human eye 00 to light, disperse light more, and the light after dispersion
Line is absorbed by light screening material 11, to avoid enter into human eye 00, and then the bright line problem at big visual angle is reduced in visual effect.
In some alternative embodiments, as shown in Figure 10, Figure 10 is the another of optical adhesive layer provided in an embodiment of the present invention
A kind of planar structure schematic diagram.Along the direction for being directed toward non-display area by viewing area, the radius of curvature of light diffusing particles 31 is in by small
The gradual change trend to become larger.
It should be noted that the present embodiment is only said so that the quantity of light diffusing particles 31 in unit area is equal as an example
It is bright, it can be set according to specific circumstances in practical application, this is not limited by the present invention.It is understood that same material
Under matter, the radius of curvature of light diffusing particles 31 is smaller, then it is stronger to the scattering degree of light.It will more be leaned in second area 302
The radius of curvature of the position light diffusing particles 31 of person of modern times 00 is arranged smaller, can more increase the scattering process to light, make
Light more disperses, to can more improve the bright line problem under the big visual angle of display device in visual effect.
In some alternative embodiments, in conjunction with Fig. 5 and with reference to Figure 11 and Figure 12, Figure 11 is provided in an embodiment of the present invention
The schematic diagram of the section structure of another display device, Figure 12 are the planar structure schematic diagrams of optical adhesive layer in Figure 11.Display panel
20 include upper polaroid 21a, and upper polaroid 21a is located at display panel 20 close to the side of counter substrate 10；Second area 302 wraps
Include the first subregion 30a, around the second subregion 30b of the first subregion 30a, around the third sub-district of the second subregion 30b
Domain 30c；Upper polaroid 21a has the first boundary 211, and the first boundary 211 is located in the orthographic projection of 10 place plane of counter substrate
Second subregion 30b is in the orthographic projection of 10 place plane of counter substrate；Setting light dissipates in the unit area of second subregion 30b
The quantity of setting light diffusing particles 31 in unit area of the quantity of radion 31 greater than the first subregion 30a, and described second
Setting in unit area of the quantity greater than third subregion 30c of setting light diffusing particles 31 in the unit area of subregion 30b
The quantity of light diffusing particles 31.
It should be noted that the present embodiment is still carried out so that light diffusing particles are arranged in the optical adhesive layer of display device side as an example
Illustrate, in practical applications, can as the case may be to the two sides of display device or more sides optical adhesive layer setting light dissipate
Radion, this is not limited by the present invention.
Specifically, since upper polaroid 21a can change the polarization direction of light, when being observed under practical big visual angle, lead to
Can often occur apparent bright line at the boundary of upper polaroid 21a 211.It is corresponding inclined in second area 302 in the present embodiment
The light diffusing particles 31 of the second subregion 30b setting higher concentration on the boundary 211 of mating plate 21a, can increase at boundary 211
The exposure level of light and light diffusing particles 31, to increase the scattering degree of light.In addition, light is scattered in the light of high concentration
After multiple reflections or refraction occur between particle 31, light loss increases, so that the amount light for finally injecting human eye is reduced.Cause
This, the big visual angle bright line problem of narrow frame display device is improved.
In some alternative embodiments, please continue to refer to Figure 11 and Figure 12, non-display area NA is directed toward along by viewing area AA
Direction X, the width of the first subregion 30a is h1, and the width of the second subregion 30b is h2,100 μm≤h1+h2≤750 μm.
In order to ensure the narrow frame of display device, the value of h1+h2 should not be arranged excessive, otherwise can make the side of display device
Frame increases；But what should not be arranged simultaneously is too small, otherwise will increase technology difficulty, is unfavorable for the setting of light diffusing particles, 100-750
μm range can either ensure that the narrow frame of display device is also conducive to the setting of light diffusing particles.
In some alternative embodiments, light diffusing particles are spherical shape, the value range of spherical diameter D be 1 μm≤D≤
50μm.Light diffusing particles with above-mentioned value range have very high scattering process to light, and diameter D is smaller, then its is right
The scattering degree of light is stronger, therefore can more effectively improve the big visual angle bright line problem of narrow frame display device.
In some alternative embodiments, light diffusion particle be polystyrene spheres, polyvinyl alcohol ball, polyvinyl phenol ball,
At least one of silicon ball.The light diffusion particle of above-mentioned material can play good diffusion to light, so as to improve
The big visual angle bright line problem of narrow frame display device.It should be noted that the material of light diffusion particle of the invention is not limited to
In above-mentioned several, as long as the particle that can be realized light diffusion function is applicable.
In some alternative embodiments, with continued reference to FIG. 5, counter substrate 10 includes ink layer 12, ink layer 12 is set
It sets in shading region 101 and is located at counter substrate 10 close to the side of optical adhesive layer 30.In other words, light screening material 11 can be oil
Layer of ink 12.Ink layer 12 can define the viewing area of display device, and display panel is made to have better apparent visual effect；Together
When can be projected to avoid the light inside display panel 20 through non-display area NA, and absorb light diffusing particles scattering light,
To prevent the generation of edge bright line.
In some alternative embodiments, counter substrate is glass cover-plate.Display device be usually mounted with front camera,
The setting of infrared assembly etc., glass cover-plate can preferably protect interference of the devices such as camera not by extraneous steam and oxygen,
Protective action physically can be played to display panel 20 simultaneously, it is ensured that user possesses good usage experience.
In some alternative embodiments, counter substrate includes opposed substrate substrate and touch control electrode.In order to meet user
Use demand, display device usually has touch function.Touch control electrode is located at opposed substrate substrate close to the one of display panel
Side, it can be ensured that the realization of touch function；Opposed substrate substrate can protect display panel from the damage of external force, ensure simultaneously
User has good usage experience.
Based on same design, the embodiment of the invention also provides a kind of manufacturing methods of display device.In the manufacturing method
The technical effect not elaborated can refer to the explanation in above embodiment to display device, and details are not described herein.It is exemplary
, Figure 13 is a kind of flow diagram of the manufacturing method of display device provided in an embodiment of the present invention.Referring to Fig.1 3, the manufacture
Method includes:
Step S81, display panel is provided.Wherein, display panel includes viewing area and the non-display area around viewing area.
Step S82, counter substrate is provided.Wherein, counter substrate includes transparent area and the shading region around transparent area.
Step S83, optical adhesive layer is formed, optical adhesive layer includes first area and the second area around first area, the
Two regions are equipped with light diffusing particles.Wherein, optical adhesive layer is located at the side of counter substrate.
Step S84, the counter substrate and the display panel are oppositely arranged and are bonded.Wherein, during fitting,
Make optical adhesive layer between counter substrate and display panel, the orthographic projection of viewing area plane where counter substrate is located at light transmission
In area, second area is located in shading region in the orthographic projection of plane where counter substrate.
It should be noted that the present invention is to the sequencing of step S81 and step S82 and is not construed as limiting, as long as can mention
It is convenient for the production of subsequent display device for display panel and counter substrate.
The manufacturing method of display device provided in an embodiment of the present invention, by corresponding to counter substrate shading region in optical adhesive layer
Second area in light diffusing particles are set, change the original opticpath through second area directive human eye, make originally in bright line
The light that region generates bright line is dispersed to bigger region, to reduce the content for generating the light of bright line in former bright line region；
The scattered light overwhelming majority can be absorbed in the shading region of counter substrate, and enter few, the people of the content of the light of human eye
Eye is difficult to recognize the light in the region, to reduce the bright line problem at big visual angle in visual effect.
It in some alternative embodiments, is a kind of formation provided in an embodiment of the present invention in conjunction with Figure 13 and Figure 14, Figure 14
The flow diagram of optical adhesive layer.Step S83 includes:
Step S831, transparent glue 32 is coated in the shading region of counter substrate 10 101.
Step S832, light diffusing particles 31 are sprayed on transparent glue 32.
Step S833, optical adhesive layer 30 is formed far from the surface of 10 side of counter substrate in light diffusing particles 31.
Step S834, by vacuum pressure maintaining, light diffusing particles is made to enter optical adhesive layer 30.
It should be noted that optical adhesive layer 30 can be made by way of coating in embodiment provided by the invention
It is formed.Vacuum pressure maintaining is common process, under conditions of being lower than normal pressure, and continues the regular hour, and light can be made to dissipate
Radion preferably enters in optical adhesive layer.It is understood that specific pressure value and duration, it can be according to reality
Needs into setting, this is not limited by the present invention.
The manufacturing method of display device provided in an embodiment of the present invention, using transparent glue, and will by the way of spraying
Light diffusion particle is placed in the shading region of counter substrate.This method is simple and easy in technique, can effectively improve display device
Colour cast problem under big visual angle.
In some alternative embodiments, include: in conjunction with Figure 13, step S83
Optical cement film layer (not shown) is provided；
Optical cement film layer is bonded to the side of counter substrate, forms optical adhesive layer.
In embodiment provided by the invention, it can use the optical cement film layer that preparation is completed in advance, be bonded directly to opposed
The side of substrate, it is simple and easy in technique without can be formed directly in optical adhesive layer by way of coating, and can
Improve production efficiency.
The production method for being provided for the embodiments of the invention display device and display device above is described in detail,
Used herein a specific example illustrates the principle and implementation of the invention, and the explanation of above embodiments is only used
In facilitating the understanding of the method and its core concept of the invention；At the same time, for those skilled in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as
Limitation of the present invention.
Claims (13)
1. a kind of display device characterized by comprising
The counter substrate and display panel being oppositely arranged；
The display panel includes viewing area and the non-display area around the viewing area；
The counter substrate includes transparent area and around the shading region of the transparent area, and the viewing area is in the counter substrate institute
It is located in the transparent area in the orthographic projection of plane；
The display device further includes optical adhesive layer, the optical adhesive layer be located at the counter substrate and the display panel it
Between；
The optical adhesive layer includes first area and the second area around the first area, and the second area is described right
The orthographic projection of plane is located in the shading region where setting substrate；
Light diffusing particles are equipped in the second area.
2. display device according to claim 1, which is characterized in that be directed toward the non-display area by the viewing area in edge
Direction, the quantity of the light diffusing particles is in by changeable few gradual change trend in unit area.
3. display device according to claim 1, which is characterized in that be directed toward the non-display area by the viewing area in edge
Direction, the radius of curvature of the light diffusing particles are in the gradual change trend changed from small to big.
4. display device according to claim 1, which is characterized in that the display panel further includes upper polaroid, described
Upper polaroid is located at the display panel close to the side of the counter substrate；
The second area include the first subregion, around first subregion the second subregion, around it is described second son
The third subregion in region；
The upper polaroid has the first boundary, and first boundary is located at institute in the orthographic projection of plane where the counter substrate
The second subregion is stated where the counter substrate in the orthographic projection of plane；
The quantity of the setting light diffusing particles is greater than the list of first subregion in the unit area of second subregion
The quantity of the setting light diffusing particles in plane product, and the setting light scatters grain in the unit area of second subregion
The quantity of son is greater than the quantity of the setting light diffusing particles in the unit area of the third subregion.
5. display device according to claim 4, which is characterized in that be directed toward the non-display area by the viewing area in edge
Direction, the width of first subregion are h1, and the width of second subregion is h2,100 μm≤h1+h2≤750 μm.
6. display device according to claim 1, which is characterized in that the light diffusing particles are spherical shape, the spherical shape
The value range of diameter D is 1 μm≤D≤50 μm.
7. display device according to claim 1, which is characterized in that the light diffusing particles are polystyrene spheres, poly- second
At least one of enol ball, polyvinyl phenol ball, silicon ball.
8. display device according to claim 1, which is characterized in that the counter substrate includes ink layer, the ink
Layer is arranged in the shading region and is located at the counter substrate close to the side of the optical adhesive layer.
9. display device according to claim 1, which is characterized in that the counter substrate is glass cover-plate.
10. display device according to claim 1, which is characterized in that the counter substrate include opposed substrate substrate and
Touch control electrode.
11. a kind of production method of display device characterized by comprising
Display panel is provided, the display panel includes viewing area and the non-display area around the viewing area；
Counter substrate is provided, the counter substrate includes transparent area and around the shading region of the transparent area；
Optical adhesive layer is formed, the optical adhesive layer is located at the side of the counter substrate, and the optical adhesive layer includes first area
With the second area for surrounding the first area, the second area is interior to be equipped with light diffusing particles；
The counter substrate and the display panel are oppositely arranged and are bonded, the optical adhesive layer is made to be located at the counter substrate
Between the display panel, the viewing area is located in the transparent area in the orthographic projection of plane where the counter substrate,
The second area is located in the shading region in the orthographic projection of plane where the counter substrate.
12. the production method of display device according to claim 11, which is characterized in that
The formation optical adhesive layer, comprising:
Transparent glue is coated in the shading region of the counter substrate；
The light diffusing particles are sprayed on the transparent glue；
The optical adhesive layer is formed far from the surface of the counter substrate side in the light diffusing particles；
By vacuum pressure maintaining, the light diffusing particles is made to enter the optical adhesive layer.
13. the production method of display device according to claim 11, which is characterized in that the formation optical adhesive layer, packet
It includes:
Optical cement film layer is provided；
The optical cement film layer is bonded to the side of the counter substrate, forms the optical adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227618.6A CN109061935B (en) | 2018-10-22 | 2018-10-22 | Display device and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811227618.6A CN109061935B (en) | 2018-10-22 | 2018-10-22 | Display device and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109061935A true CN109061935A (en) | 2018-12-21 |
| CN109061935B CN109061935B (en) | 2021-04-30 |
Family
ID=64765292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811227618.6A Active CN109061935B (en) | 2018-10-22 | 2018-10-22 | Display device and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109061935B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110286530A (en) * | 2019-06-25 | 2019-09-27 | 京东方科技集团股份有限公司 | A kind of display component, display device and its display control method |
| CN110492020A (en) * | 2019-08-29 | 2019-11-22 | 京东方科技集团股份有限公司 | The production method of display panel, display device and display panel |
| CN110488528A (en) * | 2019-08-30 | 2019-11-22 | 昆山国显光电有限公司 | A kind of display device |
| CN111708206A (en) * | 2020-07-17 | 2020-09-25 | 合肥鑫晟光电科技有限公司 | Touch display module, manufacturing method thereof and display device |
| WO2020206781A1 (en) * | 2019-04-10 | 2020-10-15 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN113888995A (en) * | 2020-07-03 | 2022-01-04 | 深圳市万普拉斯科技有限公司 | Display device and electronic equipment for preventing polarization light leakage |
| WO2022032701A1 (en) * | 2020-08-11 | 2022-02-17 | 武汉华星光电半导体显示技术有限公司 | Display cover window and manufacturing method therefor, and display device |
| US11372283B1 (en) | 2021-03-11 | 2022-06-28 | Radiant Opto-Electronics Corporation | Backlight module and display device |
| WO2022188192A1 (en) * | 2021-03-11 | 2022-09-15 | 瑞仪(广州)光电子器件有限公司 | Backlight module and display device |
| WO2023142698A1 (en) * | 2022-01-27 | 2023-08-03 | 绵阳惠科光电科技有限公司 | Array substrate, preparation method therefor, display panel, and display device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885635A (en) * | 2014-03-10 | 2014-06-25 | 京东方科技集团股份有限公司 | Touch display device and manufacturing method thereof |
| CN104461129A (en) * | 2014-11-20 | 2015-03-25 | 业成光电（深圳）有限公司 | Touch panel and touch display device |
| CN205899447U (en) * | 2016-06-30 | 2017-01-18 | 上海天马有机发光显示技术有限公司 | Display device |
| CN106773223A (en) * | 2017-02-20 | 2017-05-31 | 武汉华星光电技术有限公司 | A kind of Liquid crystal disply device and its preparation method |
| CN108008557A (en) * | 2016-10-27 | 2018-05-08 | 株式会社日本显示器 | Display device |
| CN108039419A (en) * | 2017-11-30 | 2018-05-15 | 武汉天马微电子有限公司 | A kind of display panel and display device |
| CN108490528A (en) * | 2018-03-26 | 2018-09-04 | 惠州市华星光电技术有限公司 | Polaroid and liquid crystal display |
-
2018
- 2018-10-22 CN CN201811227618.6A patent/CN109061935B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103885635A (en) * | 2014-03-10 | 2014-06-25 | 京东方科技集团股份有限公司 | Touch display device and manufacturing method thereof |
| CN104461129A (en) * | 2014-11-20 | 2015-03-25 | 业成光电（深圳）有限公司 | Touch panel and touch display device |
| CN205899447U (en) * | 2016-06-30 | 2017-01-18 | 上海天马有机发光显示技术有限公司 | Display device |
| CN108008557A (en) * | 2016-10-27 | 2018-05-08 | 株式会社日本显示器 | Display device |
| CN106773223A (en) * | 2017-02-20 | 2017-05-31 | 武汉华星光电技术有限公司 | A kind of Liquid crystal disply device and its preparation method |
| CN108039419A (en) * | 2017-11-30 | 2018-05-15 | 武汉天马微电子有限公司 | A kind of display panel and display device |
| CN108490528A (en) * | 2018-03-26 | 2018-09-04 | 惠州市华星光电技术有限公司 | Polaroid and liquid crystal display |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020206781A1 (en) * | 2019-04-10 | 2020-10-15 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and liquid crystal display device |
| CN110286530B (en) * | 2019-06-25 | 2022-04-22 | 京东方科技集团股份有限公司 | Display assembly, display device and display control method thereof |
| CN110286530A (en) * | 2019-06-25 | 2019-09-27 | 京东方科技集团股份有限公司 | A kind of display component, display device and its display control method |
| CN110492020B (en) * | 2019-08-29 | 2022-12-23 | 京东方科技集团股份有限公司 | Display panel, display device and manufacturing method of display panel |
| CN110492020A (en) * | 2019-08-29 | 2019-11-22 | 京东方科技集团股份有限公司 | The production method of display panel, display device and display panel |
| CN110488528A (en) * | 2019-08-30 | 2019-11-22 | 昆山国显光电有限公司 | A kind of display device |
| CN110488528B (en) * | 2019-08-30 | 2022-03-25 | 昆山国显光电有限公司 | Display device |
| CN113888995A (en) * | 2020-07-03 | 2022-01-04 | 深圳市万普拉斯科技有限公司 | Display device and electronic equipment for preventing polarization light leakage |
| CN113888995B (en) * | 2020-07-03 | 2023-08-29 | 深圳市万普拉斯科技有限公司 | Display device capable of preventing polarized light leakage and electronic equipment |
| CN111708206A (en) * | 2020-07-17 | 2020-09-25 | 合肥鑫晟光电科技有限公司 | Touch display module, manufacturing method thereof and display device |
| CN111708206B (en) * | 2020-07-17 | 2024-03-26 | 合肥鑫晟光电科技有限公司 | Touch display module, manufacturing method thereof and display device |
| WO2022032701A1 (en) * | 2020-08-11 | 2022-02-17 | 武汉华星光电半导体显示技术有限公司 | Display cover window and manufacturing method therefor, and display device |
| US11372283B1 (en) | 2021-03-11 | 2022-06-28 | Radiant Opto-Electronics Corporation | Backlight module and display device |
| US11487155B2 (en) | 2021-03-11 | 2022-11-01 | Radiant Opto-Electronics Corporation | Backlight module and display device |
| WO2022188192A1 (en) * | 2021-03-11 | 2022-09-15 | 瑞仪(广州)光电子器件有限公司 | Backlight module and display device |
| WO2023142698A1 (en) * | 2022-01-27 | 2023-08-03 | 绵阳惠科光电科技有限公司 | Array substrate, preparation method therefor, display panel, and display device |
| US11764230B2 (en) | 2022-01-27 | 2023-09-19 | Mianyang HKC Optoelectronics Technology Co., Ltd. | Array substrate, display panel, and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109061935B (en) | 2021-04-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109061935A (en) | A kind of production method of display device and display device | |
| CN202512257U (en) | Light diffusion part and display device thereof | |
| CN202614963U (en) | Light diffusion component and display device | |
| KR100760938B1 (en) | Reflection type Liquid Crystal Display Device | |
| CN110673380B (en) | Display panel, manufacturing method thereof and display device | |
| CN103907053B (en) | Liquid crystal display device | |
| WO2009104414A1 (en) | Display device | |
| WO2022036740A1 (en) | Liquid crystal display apparatus and electronic device | |
| CN103323979B (en) | Manufacturing equipment, manufacture method, optical element, display device and electronic equipment | |
| WO2022257167A1 (en) | Display panel and electronic device | |
| CN111025733A (en) | Display module and display device | |
| CN102955284A (en) | Display and electronic unit | |
| CN110109280A (en) | A kind of display panel and preparation method thereof, display device | |
| WO2018076668A1 (en) | Display panel and driving method therefor, and display apparatus | |
| CN111487710A (en) | Display panel and transparent display device | |
| CN107193122B (en) | Reflection-type display panel and display device | |
| KR20090110655A (en) | A display filter and a liquid crystal display device comprising the same | |
| US20160259193A1 (en) | A touch control display device | |
| CN111834548B (en) | Display panel and display device capable of switching narrow viewing angle | |
| CN206115023U (en) | Display panel and display device | |
| KR102230536B1 (en) | Initial transparent display device and method of driving the same | |
| CN101034227B (en) | Liquid crystal display | |
| WO2020098330A1 (en) | Electronic device, and control method and control device therefor | |
| US20200124925A1 (en) | Array substrate, and display device | |
| CN111028672A (en) | Electronic device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |