CN106773425B - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN106773425B CN106773425B CN201710114528.5A CN201710114528A CN106773425B CN 106773425 B CN106773425 B CN 106773425B CN 201710114528 A CN201710114528 A CN 201710114528A CN 106773425 B CN106773425 B CN 106773425B
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- heat conducting
- conducting film
- display panel
- array substrate
- membrane substrates
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- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
-
- 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
- G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
- G02F1/133385—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell with cooling means, e.g. fans
Abstract
The application discloses a kind of display panel and display device, wherein, display panel includes array substrate, color membrane substrates and the spacer column between array substrate and color membrane substrates, and array substrate includes multi-strip scanning line and multiple data lines, and color membrane substrates include black matrix layer；Heat conducting film；Wherein, heat conducting film is set to the surface of at least scan line and/or an at least data line；And/or heat conducting film is set to the surface of spacer column；And/or heat conducting film is set to the surface of black matrix layer.Such scheme, when display device work causes display panel adstante febre, the heat of display panel can be diffused to face from point by heat conducting film, play the role of balance to the temperature in display panel, the temperature difference in face so as to reduce display panel, be conducive to be promoted the homogeneity of gamma curve, and crosstalk phenomenon can be improved, effectively improves the optical property of display device.
Description
Technical field
This application involves field of display technology, specifically, being related to a kind of display panel and display device.
Background technique
With the continuous development of LCD technology, market is to high pixel density (HPPI, high pixels per
Inch) demand of product is more more and more intense, but HPPI product can be supported compared to normal product, and the power consumption of control circuit board also can
It increases substantially.The temperature that high power consumption also results in control circuit board is higher.
Since the penetrance of HPPI product is insufficient, the backlight for the high brightness that needs to arrange in pairs or groups, it is common practice that improve LED current or
Person increases LED number, but the method also will increase the power consumption of LED, keep the temperature of backlight position higher.
Since the temperature of control circuit board and LED are excessively high, temperature of the display area close to control circuit board end can also be increased,
Since control circuit board heat dissipation effect is poor, the temperature difference in display surface is caused to increase, the maximum temperature difference in product face can reach 3 sometimes
℃。
In view of temperature will affect the viscosity, coefficient of elasticity and dielectric constant of liquid crystal, therefore excessive temperature differentials will cause in face
The gamma value of different location is inconsistent in face.Further, since impurity ions concentration can increase as temperature increases in box, therefore
Closer to control circuit board end, the probability that ghost occurs in image is bigger.
Therefore, how to reduce the temperature difference in the face of display panel, improve the optical property of display device as at this stage
Technical problem urgently to be resolved.
Summary of the invention
In view of this, the technical problem to be solved by the application is to provide a kind of display panel and display device, using leading
The heat heat of display panel is diffused to face from point by hotting mask, reduces the temperature difference in the face of display panel, is conducive to promote gamma song
The homogeneity of line, and crosstalk phenomenon can be improved, be conducive to the optical property for improving display device.
In order to solve the above-mentioned technical problem, the application has following technical solution:
The application provides a kind of display panel characterized by comprising
Array substrate, color membrane substrates and the spacer between the array substrate and the color membrane substrates, it is described
Array substrate includes multi-strip scanning line and multiple data lines, and the color membrane substrates include black matrix layer；
Heat conducting film；Wherein,
The heat conducting film is set to the surface of at least one scan line and/or at least one data line；And/or
The heat conducting film is set to the surface of the spacer column；And/or
The heat conducting film is set to the surface of the black matrix layer.
Optionally, in which:
The heat conducting film is nano combined graphite film.
Optionally, in which:
The heat conducting film includes substrate and filler material, and the substrate is insulating materials, and the filler material is Heat Conduction Material.
Optionally, in which:
The substrate is one of polyvinyl alcohol, polystyrene and cellulose iii kind material or any two kinds of composite material
Or the composite material of three kinds of materials.
The filler material is one of nano-graphite, graphite oxide and reduction three kinds of graphite materials of graphite or two kinds any
Composite material or three kinds of graphite composite material.
Optionally, in which:
The film thickness of the heat conducting film is that range is 40nm-70nm.
Optionally, in which:
The range of the thermal coefficient of the heat conducting film is 1800W/mK~2500W/mK.
Optionally, in which:
The heat conducting film is set at least one scan line and/or at least one data line towards the color membrane substrates
Side, alternatively,
The heat conducting film is set at least one scan line and/or at least one data line away from the color membrane substrates
Side.
Optionally, in which:
The spacer column is formed on the color membrane substrates, and the heat conducting film is set to the spacer column towards the array
On the surface of substrate.
Optionally, in which:
The heat conducting film is set to the black matrix layer towards on the surface of the array substrate.
The application also provides a kind of display device, including display panel of the invention.
Compared with prior art, display panel described herein and display device achieving the following effects:
Heat conducting film is arranged on the surface of scan line and/or data line in display panel and display device of the invention, and/or
Heat conducting film is arranged in the surface of spacer column between array substrate and color membrane substrates, and/or setting is led on the surface of black matrix layer
Hotting mask, since scan line, data line, spacer column and black matrix layer are all disposed in display panel, when display device work causes
Display panel adstante febre, heat conducting film can be by the heats of display panel by putting the face that diffuses to, and heat conducting film is to the temperature in display panel
Degree plays the role of balance, avoids occurring the excessively high phenomenon of local temperature in display panel, effectively reduces display panel
Face in the temperature difference, be conducive to promoted gamma curve (the transformational relation curve of screen output voltage and corresponding brightness) homogeneity,
And crosstalk phenomenon can be improved, effectively improve the optical property of display device.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is that the invention shows a kind of composition schematic diagrames of panel；
Fig. 2 is that the first of array substrate constitutes schematic diagram in the present invention；
Fig. 3 a is that the first of color membrane substrates constitutes schematic diagram in the present invention；
Fig. 3 b be Fig. 3 a illustrated embodiment in spacer column A-A to a kind of cross-sectional view；
Fig. 4 is second of composition schematic diagram of array substrate in the present invention；
Fig. 5 is that the another of display panel in the present invention constitutes schematic diagram；
Fig. 6 is a kind of composition schematic diagram of the display device of that present invention.
Specific embodiment
As used some vocabulary to censure specific components in the specification and claims.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is as the mode for distinguishing component, but with the difference of component functionally as the criterion of differentiation.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer within an acceptable error range, those skilled in the art can within a certain error range solve described in
Technical problem basically reaches the technical effect.In addition, " coupling " word includes any direct and indirect electric property coupling herein
Means.Therefore, if it is described herein that a first device is coupled to a second device, then representing the first device can directly electrical coupling
It is connected to the second device, or the second device indirectly electrically coupled through other devices or coupling means.Specification
Subsequent descriptions be implement the application better embodiment, so it is described description be for the purpose of the rule for illustrating the application,
It is not intended to limit the scope of the present application.The protection scope of the application is as defined by the appended claims.
Composition schematic diagram shown in Figure 1 for herein described display panel 100, the display panel 100 include array
Substrate 10, color membrane substrates 20 and the spacer column 30 between array substrate 10 and color membrane substrates 20, Fig. 2 show the present invention
The first of middle array substrate 10 constitutes schematic diagram, which includes multi-strip scanning line 11 and multiple data lines 12, from
Fig. 2 embodiment can be seen that the scan line 11 in the application extends in a first direction second direction arrangement, and data line 12 is along second party
To first direction arrangement is extended, every data line 12 is all connected to integrated circuit 60.Fig. 3 a show color membrane substrates in the present invention
The first of 20 constitutes schematic diagram, and color membrane substrates 20 include black matrix layer 21, which further includes heat conducting film 40, ginseng
See Fig. 2 and Fig. 3 a, wherein
Heat conducting film 40 is set to the surface of at least scan line 11 and/or an at least data line 12；And/or
Heat conducting film 40 is set to the surface of spacer column 30；And/or
Heat conducting film 40 is set to the surface of black matrix layer 21.
In display panel 100 in the application, it is arranged on the surface of at least scan line 11 and/or an at least data line 12
Heat conducting film 40 is arranged in heat conducting film 40, and/or the surface of the spacer column 30 between array substrate 10 and color membrane substrates 20, and/or
Heat conducting film 40 is set on the surface of black matrix layer 21, since scan line 11, data line 12, spacer column 30 and black matrix layer 21 are all set
It sets inside display panel 100, when display device work causes 100 adstante febre of display panel, heat conducting film 40 can be by display surface
The heat generated inside plate 100 diffuses to face by putting, and plays the role of balance to the temperature inside display panel 100, avoids
Occur the excessively high phenomenon of local temperature inside display panel 100, effectively reduce the temperature difference inside display panel 100, so side
Formula is conducive to the homogeneity for promoting gamma curve, and can improve crosstalk phenomenon, will not be due to aobvious being designed using HPPI
Show that 100 temperature of panel is excessively high and influences the display effect of display device, effectively improves the optical property of display device.
The setting position of heat conducting film 40 in the application is more flexible, such as in Fig. 3 a illustrated embodiment, can be in color film base
Heat conducting film 40 is arranged in the surface of black matrix layer 21 on plate 20.For another example please referring to Fig. 3 b illustrated embodiment, Fig. 3 b is Fig. 3 a institute
Show spacer column in embodiment A-A to a kind of cross-sectional view, can be seen that the application can also be in spacer column from Fig. 3 b illustrated embodiment
Heat conducting film 40 is arranged in 30 surface.In Fig. 3 b illustrated embodiment, the sectional view along A-A of spacer column 30 is trapezoidal, the spacer column 30
Other than the not set heat conducting film in bottom surface, other faces are provided with heat conducting film 40.The sectional view along A-A of spacer column 30, which is removed, is presented as ladder
It can be also rectangle, square, the application is to this without specifically limiting outside shape.
The set-up mode of heat conducting film 40 in the application is referring also to embodiment illustrated in fig. 2, and the embodiment is only in array base
Heat conducting film 40 is provided on data line 12 on plate 10, except of course that outside such mode, it can also sweeping in array substrate 10
Setting heat conducting film 40 on line 11 is retouched, heat conducting film 40 can also be equally set in part of scanning line 11 or segment data line 12, or
Using embodiment provided by Fig. 4, Fig. 4 is second of composition schematic diagram of array substrate 10 of the present invention, embodiment illustrated in fig. 4
In be provided with heat conducting film 40 in scan line 11 and data line 12.
Generally, the setting position of heat conducting film 40 can be selected at least 11 surface of scan line, at least one number in the application
According to the combination of a position or several positions in 21 surface of 12 surface of line, 30 surface of spacer column and black matrix layer, the application couple
This is also no longer enumerated without limiting.In view of scan line 11, data line 12, spacer column 30 and black matrix layer 21
It is respectively positioned on inside display panel 100, when display panel 100, which works, generates heat, is located at scan line 11, data line 12, interval
The heat conducting film on 21 surface of column 30 and/or black matrix layer can carry out diffusion from point to surface to the heat that display panel 100 generates,
Avoid occurring the excessively high phenomenon of local temperature inside display panel 100, the active balance the temperature in the face of display panel 100 subtracts
The temperature difference in the small face of display panel 100 is conducive to the homogeneity for promoting gamma curve, and can improve crosstalk phenomenon, in turn
Be conducive to improve the optical property of display device.
Further, the heat conducting film 40 in the application is nano combined graphite film.By nano combined graphite film be set to
Surface and/or the black matrix layer 21 of the surface of few scan line 11 and/or the surface of an at least data line 12 and/or spacer column 30
Surface, when display panel 100 works, heat which can generate display panel 100 by put to
Face export, reduces the temperature difference in display panel 100.When the temperature difference in display panel 100 is reduced, also helps and promote gamma
The homogeneity of curve, and crosstalk phenomenon can be improved.In addition, using nano combined graphite film as heat conducting film, good heat conduction effect
And it is non-conductive, the heat generated inside display panel 100 can be carried out in time to diffusion from point to surface, it can be shorter
Reduce the temperature difference in display panel 100 in time, the effect for improving the optical property of display device is good.
Heat conducting film 40 in the application includes substrate and filler material, and wherein substrate is insulating materials, and filler material is heat conduction material
Material.Using insulating materials as substrate, it can be ensured that heat conducting film 40 with its set by position insulate always, so that it is guaranteed that heat conducting film
40 will not impact the electrical property of display panel 100.Heat conducting film 40 in the application is using Heat Conduction Material as filler material, again
It can guarantee that the heat of the generation of display panel 100 can conduct in time to spread out, be conducive to reduce temperature in 100 face of display panel
Difference.
Further, the substrate of heat conducting film 40 is chosen as polyvinyl alcohol, polystyrene and cellulose iii kind material in the application
The composite material of one of material or any two kinds of composite material or three kinds of materials, these materials are polymer insulation material
Material can not only ensure to keep insulating between heat conducting film 40 and position set by it, and chemical property is stablized.In the application
The filler material of heat conducting film 40 is one of nano-graphite, graphite oxide and reduction three kinds of graphite materials of graphite or two kinds any
The composite material of composite material or three kinds of graphite, these materials all have excellent heating conduction.Used by the present embodiment
Heat conducting film 40 is to refill the nanometer that the graphite material of excellent thermal conductivity is formed as matrix by above-mentioned insulating polymeric material
Composite stone ink film, good heat conduction effect can conduct in time the heat of display panel 100, reduce the face of display panel 100
The interior temperature difference, but also it is non-conductive.
Further, it is 40nm-70nm that the film thickness of the heat conducting film 40 in the application, which is range,.By the heat conducting film of such film thickness
40 are set to the surface of scan line 11 and/or data line 12 and/or spacer column 30 and/or black matrix" 21, present inventor
Obtained by a large amount of experimental study, when the film thickness of heat conducting film 40 within the above range when, can either realize balance panel in
The effect of portion's temperature difference, and not will increase the thickness of display panel 100, it also will not influence the penetrance of display panel 100.
Further, the range of the thermal coefficient of heat conducting film 40 is 1800W/mK~2500W/mK in the application.It leads
When the thermal coefficient of hotting mask 40 is in above range, the chemical property of heat conducting film 40 is more stable, and anti-thermal shock effect is more preferable.
The more high and thick degree of the thermal coefficient of heat conducting film 40 in the application is suitable, for reducing the temperature difference in display panel 100
It is obvious with the effect of raising gamma homogeneity, and technique is easy to accomplish.
Heat conducting film 40 in the application can specifically set heat conducting film 40 when being arranged on scan line 11 and/or data line 12
At least scan line 11 and/or an at least data line 12 are placed in towards the side of color membrane substrates 20, that is, in manufacture array substrate
In the process, before production scan line or data line, the modes such as vapor deposition is first passed through and form heat conducting film 40, then shape on it again
At scan line or data wire film layer；Alternatively, heat conducting film 40 is set at least scan line 11 and/or at least a data line 12
Away from the side of color membrane substrates 20, that is, during manufacturing array substrate, after production scan line or data line, lead to
It crosses the modes such as vapor deposition and forms heat conducting film 40.
It further, is that the another of display panel in the present invention constitutes schematic diagram referring to Fig. 5, Fig. 5.Array in the application
Spacer column 30 between substrate 10 and color membrane substrates 20 is formed on color membrane substrates 20, can be seen that from embodiment illustrated in fig. 5, this Shen
It please further include the pixel region that three kinds of different colours of setting are arranged successively along line direction on color membrane substrates 20, wherein R represents red
Colored pixels region, G represent green colored pixel region, and B represents blue colored pixels region.The side of being expert between adjacent pixel region
To interval region is formed, the black matrix layer 21 in the application is arranged in the interval region between adjacent pixel regions.The application
Spacer column 30 be located at black matrix layer 21 in 20 place plane of color membrane substrates in the forward projection of 20 place plane of color membrane substrates
Within the scope of forward projection.
As shown in Figure 3b, when heat conducting film 40 is arranged in spacer column 30, heat conducting film 40 can be set to 30 court of spacer column
To on the surface of array substrate 10.Since array substrate 10 is closer from backlight, when display panel 100 works, backlight hair
Thermogenetic heat will be conducted to array substrate 10, will be higher closer to 10 temperature of array substrate inside display panel 100.This
When, in spacer column 30 towards being arranged heat conducting film 40 on the surface of array substrate 10, which can will be in array substrate 10
The heat of generation is diffused at the first time, avoids the local temperature of array substrate 10 excessively high, therefore is conducive to reduce display surface
The temperature difference in the face of plate 100.
Further, referring to Fig. 5, the display panel 100 in the application further includes liquid crystal 50, and liquid crystal 50 is filled in array base
Between plate 10 and color membrane substrates 20.Inside display panel 100, closer to array substrate 10, temperature is higher, array substrate 10
Temperature between color membrane substrates 20 can also increase, and higher closer to 50 temperature of the liquid crystal of array substrate.It is real shown in Fig. 3 b
Applying example can not only will generate in spacer column 30 towards the heat conducting film 40 being arranged on the surface of array substrate 10 in array substrate 10
Heat be diffused, moreover it is possible to diffusion is played to the heat in liquid crystal 50, thus to the temperature inside display panel 100 into
It has gone balance, has been equally beneficial for reducing the internal difference in temperature of display panel 100.
Further, heat conducting film 40 can be set to black referring to Fig. 5 when heat conducting film 40 is arranged in black matrix layer 21
Matrix layer 21 is towards on the surface of array substrate 10.Due to being got over closer to 10 temperature of array substrate inside display panel 100
Height, in black matrix layer 21 towards heat conducting film is arranged on the surface of array substrate 10 in the embodiment, towards the table of array substrate 10
Identity distance is relatively close from array substrate 10, therefore is conducive to the heat near array substrate 10 carrying out conduction diffusion, while can also
It, since the heat that work generates carries out conduction diffusion, will avoid generating part temperature inside display panel 100 inside color membrane substrates 20
High phenomenon is spent, to be conducive to reduce the temperature difference in the face of display panel 100, is conducive to the homogeneity for promoting gamma curve,
And crosstalk phenomenon can be improved, be conducive to the optical property for improving display device.
The application also provides a kind of display device 200, and referring to Fig. 6, Fig. 6 is that a kind of composition of the display device of that present invention is illustrated
Figure, the display device 200 include display panel 100 provided by the embodiment of the present application.Wherein, display device 200 can be hand
Machine, laptop, television set, intelligence wearing display device or other display devices, the present embodiment do not make special limit to this
It is fixed.
Further optionally, the display device in the application is positivity liquid crystal display device or negative liquid crystal display device.
The embodiment of display device can be found in the embodiment of above-mentioned display panel 100 in the application, repeat place herein not
It repeats again.
As can be seen from the above embodiments beneficial effect existing for the application is:
The first, heat conducting film is arranged on the surface of scan line and/or data line in display panel and display device of the invention,
And/or heat conducting film is arranged in the surface of the spacer column between array substrate and color membrane substrates, and/or sets on the surface of black matrix layer
Heat conducting film is set, since scan line, data line, spacer column, black matrix layer are respectively positioned on inside display panel, when display device work is drawn
Display panel adstante febre is played, can will be shown positioned at scan line, data line, spacer column and/or the heat conducting film on black matrix layer surface
The heat of panel is diffused by putting to face, is played good balanced action to the temperature in the face of display panel, is effectively reduced
The temperature difference inside display panel is conducive to the homogeneity for promoting gamma curve, and can improve crosstalk phenomenon.
The second, display panel and display device of the invention is reduced in the face of display panel by the setting of heat conducting film
The temperature difference will not influence the display effect of display device since display panel temperature is excessively high designing using HPPI, effectively
Improve the optical property of display device.
In third, display panel of the invention and display device, heat conducting film uses nano combined graphite film, nano combined stone
Ink film makees substrate by insulating polymeric material, fills the graphite material of excellent thermal conductivity, good heat conduction effect, and non-conductive, leads
Hot coefficient superelevation and thickness is suitable, it is obvious for reducing in display surface plate face the temperature difference and improving gamma curve homogeneity effect, and
Technique is easy to accomplish.
It should be understood by those skilled in the art that, embodiments herein can provide as method, apparatus or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
Above description shows and describes several preferred embodiments of the present application, but as previously described, it should be understood that the application
Be not limited to forms disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through within that scope of the inventive concept describe herein
It is modified.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then it all should be in this Shen
It please be in the protection scope of appended claims.
Claims (2)
1. a kind of display panel, which is characterized in that including
Array substrate, color membrane substrates and the spacer column between the array substrate and the color membrane substrates, the interval
Column is formed on the color membrane substrates, and the array substrate includes multi-strip scanning line and multiple data lines, the color membrane substrates packet
Include black matrix layer；
Heat conducting film；Wherein,
The heat conducting film is set to the spacer column towards on the surface of the array substrate；
The heat conducting film is nano combined graphite film；
The film thickness range of the heat conducting film is 40nm-70nm, the range of the thermal coefficient of the heat conducting film be 1800W/mK~
2500W/m·K；
The heat conducting film includes substrate and filler material, the substrate be polyvinyl alcohol, polystyrene and cellulose iii kind material it
One or any two kinds of composite material or three kinds of materials composite material；
The filler material is that nano-graphite, graphite oxide and reduction one of three kinds of graphite materials of graphite or any two kinds are answered
The composite material of condensation material or three kinds of graphite.
2. a kind of display device, which is characterized in that including display panel as described in claim 1.
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| CN201710114528.5A CN106773425B (en) | 2017-02-28 | 2017-02-28 | Display panel and display device |
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| CN201710114528.5A CN106773425B (en) | 2017-02-28 | 2017-02-28 | Display panel and display device |
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| CN102645785A (en) * | 2012-02-24 | 2012-08-22 | 京东方科技集团股份有限公司 | Color film substrate and manufacturing method thereof |
| CN104635367A (en) * | 2015-02-11 | 2015-05-20 | 昆山龙腾光电有限公司 | Display panel and display device with same |
| CN204925555U (en) * | 2015-08-12 | 2015-12-30 | 国网辽宁省电力有限公司朝阳供电公司 | Heating device for LCD |
| CN105575979A (en) * | 2016-03-07 | 2016-05-11 | 京东方科技集团股份有限公司 | Array substrate and preparation method thereof, display panel and display device |
| CN106125385A (en) * | 2016-09-08 | 2016-11-16 | 武汉华星光电技术有限公司 | A kind of method improving substrate shrinkage deformation |
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