CN105204222A - Color film substrate, liquid crystal display panel and electronic device - Google Patents
Color film substrate, liquid crystal display panel and electronic device Download PDFInfo
- Publication number
- CN105204222A CN105204222A CN201510715602.XA CN201510715602A CN105204222A CN 105204222 A CN105204222 A CN 105204222A CN 201510715602 A CN201510715602 A CN 201510715602A CN 105204222 A CN105204222 A CN 105204222A
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- scattering layer
- black unit
- substrate
- color
- 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
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133504—Diffusing, scattering, diffracting elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
- G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
-
- 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
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133512—Light shielding layers, e.g. black matrix
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Liquid Crystal (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The invention provides a color film substrate, comprising a substrate, black units and color resistance blocks; the black units are arranged on the substrate in a matrix manner; the color resistance blocks are formed among the black units; the color film substrate also comprises scattering layers in matrix arrangement; the scattering layers and the black units are laminated; orthographic projections of the black units are positioned in a range of the orthographic projections of the scattering layers on the substrate. By adopting a method of arranging the scattering layers on the color film substrate, the scattering layers can fully cover the black units, the aim of effectively reducing light leak among adjacent pixels to avoid color cast of large view angles is achieved, and a technical effect of enhancing the display quality is realized.
Description
Technical field
The present invention relates to a kind of liquid crystal indicator field, particularly a kind of color membrane substrates, display panels and electronic equipment.
Background technology
In recent years, along with electronic industry is day by day flourishing, the digitization tools such as mobile phone (MobilePhone), personal digital assistant (PersonalDigitalAssistant), mobile computer (Notebook) and Tablet PC (PlanetComputer) are invariably towards future development more convenient, multi-functional and attractive in appearance.But, display screen in mobile phone, personal digital assistant, mobile computer and Tablet PC is indispensable man-machine communication interface, thin film transistor-liquid crystal display (TFT-LCD) because its picture quality is high, low in energy consumption, radiation is little, the frivolous advantage such as portable has been widely used in the electronic products such as 3D TV, notebook computer, iPad, digital camera, iPhone, and display panels is the parts of whole liquid crystal display core the most.Increasing liquid crystal display is gone on the market gradually, the quality requirements of consumer to liquid crystal display picture is more and more higher, and liquid crystal display is also towards slimming, lightweight, frame stricturization, wide picture, the high-precision refinement of resolution, high speed, low cost and low power consumption etc.
The agent structure of display panels comprises box color membrane substrates together and array base palte, the inside surface of color membrane substrates is formed with the black matrix" (BlackMatrix is called for short BM) preventing light leak.In order to strengthen display panels light intensity, common way is that the width of reduction black matrix" is to increase aperture opening ratio or to improve back light source brightness.
But in actual use, the resolution of liquid crystal display increases gradually, Pixel Dimensions reduces the reduction that result in black matrix" width gradually, thus pixel adjacent when causing observing with great visual angle can produce light leak to display pixel color generation interference increase, affect the colour purity of display pixel, thus cause the colored picture slightly difference of color and display pixel seen by human eye when observing with great visual angle, such as on the right side of some mobile phone liquid crystal screen curtains 50 degree so that the phenomenon that pure red picture is partially yellow can be observed during upward angle of visibility, this color distortion is called colour cast (colorshift) with great visual angle.
Summary of the invention
The object of the present invention is to provide a kind of color membrane substrates that can improve above-mentioned colour cast problem, improve display quality.
Another object of the present invention is to provide a kind of display panels adopting above-mentioned color membrane substrates.
Another object of the present invention is to provide a kind of electronic equipment adopting above-mentioned display panels.
To achieve these goals, embodiment of the present invention provides following technical scheme:
A kind of color membrane substrates, comprise substrate, black unit and color blocking block, described black unit is located at described surface in the mode that matrix is arranged, described color blocking block is formed between described black unit, described color membrane substrates also comprises the scattering layer of matrix arrangement, described scattering layer and the stacked setting of described black unit, the orthogonal projection on the substrate of described black unit is positioned at the scope of described scattering layer orthogonal projection on the substrate.
Wherein, described scattering layer is located between described black unit and described substrate.
Wherein, described black unit is located between described scattering layer and described substrate.
Wherein, described scattering layer orthogonal projection edge on the substrate and described black unit orthogonal projection Edge Distance≤5um on the substrate.
A kind of color membrane substrates, comprise substrate, black unit and color blocking block, described black unit is located at described surface in the mode that matrix is arranged, described color blocking block is formed between described black unit, described color membrane substrates also comprises scattering layer, and described scattering layer is arranged on the side that substrate is provided with color blocking block, and described scattering layer and described substrate are oppositely arranged, described scattering layer comprises glue-line and is placed in the scattering particle of described glue-line, and described scattering particle concentrates on and described black unit correspondence position.
Wherein, described scattering layer is located on described substrate, and described scattering layer covers described black unit completely.
Wherein, described black unit is located on described scattering layer.
Wherein, described scattering particle concentrates on apart from described black unit edge is within the scope of 5um
The present invention also provides a kind of display panels, comprises the color membrane substrates described in above-mentioned any one.
The present invention also provides a kind of electronic equipment, comprises above-mentioned display panels.
Embodiment of the present invention tool has the following advantages or beneficial effect:
By arranging the method for scattering layer on color membrane substrates in the present invention, described scattering layer can cover black unit completely, reaches and effectively reduces the light leak between neighbor and the object that produces colour cast with great visual angle, thus realize the technique effect promoting display quality.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the color film substrate structure schematic diagram of first embodiment of the invention;
Fig. 2 is scattering principle figure of the present invention;
Fig. 3 is a kind of embodiment color film substrate structure schematic diagram of second embodiment of the invention;
Fig. 4 is the another kind of embodiment color film substrate structure schematic diagram of second embodiment of the invention;
Fig. 5 is the color film substrate structure schematic diagram of third embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment one
Fig. 1 is the structural representation of first embodiment of the invention color membrane substrates.As shown in Figure 1, color membrane substrates of the present invention is used for becoming liquid crystal indicator (LCD) with array base palte to box-like, color membrane substrates comprises substrate 10, color blocking block 11, black unit (BlackMatrix) 12 and scattering layer 13, scattering layer 13 is formed on the substrate 10 in array arrangement mode, black unit 12 is arranged on scattering layer 13 in array arrangement mode, namely described scattering layer 13 is between described substrate 10 and described black unit 12, and the edge of described scattering layer 13 is exposed to described black unit 12.In other words, the projection of described black unit 12 on described substrate 10 is contained in the projection of described scattering layer 13 on described substrate 10.Namely described scattering layer 13 has part to enter in described color blocking block 11.Described color blocking block 11 comprises the color blocking block of three kinds of colors: red color resistance block, blue color blocking block and green color blocking block, be formed between black unit 12 successively.Preferably, described scattering layer 13 is transparent diffusion layer.Described scattering layer is by can scatter incident light and the scattering material still with good transparency form.Further, described scattering layer 13 comprises glue-line (unnumbered) and scattering particle (unnumbered), and this scattering particle is evenly distributed in glue-line, the light from back light can be disperseed by scattering particle.
During owing to observing with great visual angle, the light leak of the adjacent non-display pixel of display pixel nearly all occurs in black unit edge, scattering layer is distributed in black unit edge, do not have scattering layer in the middle of pixel, scattering neighbor light leak that like this can be fabulous is to reduce the light leak intensity at single visual angle.Refer to Fig. 2, the scattering particle in scattering layer 13, the light leak (such as 60 degree of visual angles) of neighbor with great visual angle can be scattered to all directions, thus reduce the intensity of single direction light leak, effectively improve color offset phenomenon.Can at utmost avoid, to the scattering of transmitted light main in display pixel, farthest optimizing the optical effect of display pixel simultaneously.
Concrete, scattering particle can be organic filler, also can be inorganic particulate, as organic filler, can use: machine glass (polymethylmethacrylate, PMMA), poly-n-butyl methacrylate (PBA), polystyrene (PS), polycarbonate (PC), Kynoar (PVDF), polyester (PET) etc.As inorganic particulate, can use: SiO2, ZrO2, TiO2, Al2O3, In2O3, ZnO, SnO2 and Sb2O3 etc.These can be used alone also can be two or more and use.Glue-line (bonding agent) can be resin combination, and the refringence of this kind of resinous binder compositions and light diffusing particles is more than 0.1.
Further, the projecting edge of described scattering layer 13 on described substrate 10 and described black unit 12 projecting edge distance should be less than or equal to 5um.Concrete value can according to according to product light leak degree and product specification and determine with great visual angle.In other words, described scattering layer 13 is exposed to the edge of described black unit 12 is 5um.Namely in Fig. 1, the length of b is 5um.That is from cross section, described scattering layer 13 enters the length in color blocking block 11 region is 5um.
During owing to observing with great visual angle, the light leak of the adjacent non-display pixel of display pixel nearly all occurs in black unit edge, scattering layer is distributed in black unit edge, do not have scattering layer in the middle of pixel, scattering neighbor light leak that like this can be fabulous is to reduce the light leak intensity at single visual angle.In the present invention, by black unit is being located on scattering layer, the orthogonal projection of scattering layer on described substrate 10 can cover the orthogonal projection of black unit on described substrate 10 completely, all directions can be dispersed into after making the backlight light in adjacent color blocking block region be injected into scattering layer, thus reduce the intensity of single direction light leak, effectively improve color offset phenomenon.Can at utmost avoid, to the scattering of transmitted light main in display pixel, farthest optimizing the optical effect of display pixel simultaneously.
Embodiment two
Fig. 3 is the structural representation of second embodiment of the invention color membrane substrates.As shown in Figure 3, color membrane substrates of the present invention is used for becoming liquid crystal indicator (LCD) with array base palte to box-like, and color membrane substrates comprises substrate 20, color blocking block 21, black unit 22 and scattering layer 23.Be with above-described embodiment difference, black unit 22 is formed on the base plate 20 in array arrangement mode.Black unit 22 is coated with one deck scattering layer 23, namely described scattering layer 23 also with in the matrix distribution identical with black unit 23.Described scattering layer 23 covers described black unit 22 completely, and namely the edge of described scattering layer 23 is exposed to described black unit 22.Described color blocking block 21 comprises the color blocking block of three kinds of colors: red color resistance block, blue color blocking block and green color blocking block, be formed between black unit 22 successively.The described color blocking block 21 of two adjacent different colours is overlapping at least partly, and the overlapping region 210 of adjacent two described color blocking blocks 21 is located on described scattering layer 22.Namely described scattering layer 23 is between described overlapping region 210 and described black unit 22.The edge of described scattering layer 23 enters described color blocking block 21 region.The light leak of neighbor with great visual angle can be scattered to all directions by described scattering layer 23, reduces the intensity of single direction light leak, effectively to improve color offset phenomenon.
Further, the projection of described scattering layer 23 on described substrate 20 and described black unit 12 projecting edge distance should be less than or equal to 5um.Concrete value can according to according to product light leak degree and product specification and determine with great visual angle.In other words, described scattering layer 23 is exposed to the edge of described black unit 22 is 5um.Namely in Fig. 3, the length of b is 5um.That is from cross section, described scattering layer 23 enters the length in color blocking block 21 region is 5um.
In the present embodiment, described black unit 22 is located on substrate 20, and scattering layer 23 covers in black unit 22, and two adjacent described color blocking block 21 overlapping regions 210 are located at above described scattering layer 23, the top of the position namely in black unit 22.Can certainly preferably, be located on substrate 20 by described color blocking block 21 overlapping region 210, black unit 22 covers on overlapping region 210, and described black unit 22 place is coated with scattering layer 23.Or in the another kind of embodiment of the present embodiment as shown in Figure 4, the overlapping region 310 of described color blocking block 31 is located on described black unit 32.The overlapping region 310 of adjacent color blocking block is coated with one deck scattering layer 33, and the edge of described scattering layer 33 is exposed to described black unit 32.I.e. described black unit 32 and described overlapping region 310 is stacked is located between described scattering layer 33 and described substrate 30.The present embodiment only needs to ensure that described black unit is located between described scattering layer and described substrate.
During owing to observing with great visual angle, the light leak of the adjacent non-display pixel of display pixel nearly all occurs in black unit edge, scattering layer is distributed in black unit edge, do not have scattering layer in the middle of pixel, scattering neighbor light leak that like this can be fabulous is to reduce the light leak intensity at single visual angle.In the present invention, by position corresponding with black unit in color membrane substrates, scattering layer is set, namely described black unit is located between described scattering layer and described substrate, scattering layer can cover black unit completely, the light leak (such as 60 degree of visual angles) of neighbor with great visual angle can be scattered to all directions by scattering layer, reduce the intensity of single direction light leak, effectively improve color offset phenomenon.Can at utmost avoid, to the scattering of transmitted light main in display pixel, farthest optimizing the optical effect of display pixel simultaneously.
Embodiment three
Fig. 5 is the structural representation of third embodiment of the invention color membrane substrates.As shown in Figure 5, color membrane substrates of the present invention is used for becoming liquid crystal indicator (LCD) with array base palte to box-like, color membrane substrates comprises substrate 40, color blocking block 41, black unit 42 and scattering layer 43, and black unit 42 is formed on the substrate 40 with array way.Described scattering layer 43 cover be provided with black unit 42 on the substrate 40 one side on.Scattering layer 43 covers described substrate 40 completely, and namely black unit 42 is also coated in described scattering layer 43.Described color blocking block 41 is arranged on described scattering layer 43.The color blocking block of three kinds of colors is comprised: red color resistance block, blue color blocking block and green color blocking block, be formed on the relative position between black unit 42 successively at described color blocking block 41.Described scattering layer 43 comprises glue-line (unnumbered) and is placed in the scattering particle (unnumbered) of described glue-line, and described scattering particle concentrates on and described black unit 42 correspondence position.The light leak (such as 60 degree of visual angles) of neighbor with great visual angle can be scattered to all directions by described scattering layer 43, reduces the intensity of single direction light leak, effectively improves color offset phenomenon.Apparent, scattering layer 43 can also be arranged on described substrate 40 in the present embodiment, then black unit 42 array be arranged on described scattering layer 43.
Further, described scattering particle concentrates on described black unit Edge Distance is within the scope of 5um.Namely in Fig. 5, the length of b is 5um.That is concentrate on isolated edge 5um in color blocking block 21 region from the described scattering particle 13 in cross section.
During owing to observing with great visual angle, the light leak of the adjacent non-display pixel of display pixel nearly all occurs in black unit edge, scattering layer is distributed in black unit edge, do not have scattering layer in the middle of pixel, scattering neighbor light leak that like this can be fabulous is to reduce the light leak intensity at single visual angle.In the present invention, by position corresponding with black unit in color membrane substrates, scattering layer is set, scattering particle in scattering layer can cover black unit completely, all directions can be scattered to after making the backlight light in adjacent color blocking block region be injected into scattering layer, reduce the intensity of single direction light leak, effectively improve color offset phenomenon.Can at utmost avoid, to the scattering of transmitted light main in display pixel, farthest optimizing the optical effect of display pixel simultaneously.
Be understandable that, the method for making of scattering layer of the present invention can be first on coating position, apply the scattering particles and glue-line potpourri that stir, can by forming scattering layer structure after coating photoresistance, exposure, etching, washing after coating.
Present invention further teaches a kind of display panels, it array base palte comprising above-mentioned color membrane substrates and be oppositely arranged with described color membrane substrates, described color membrane substrates and described array base palte are bondd by sealed plastic box and form box like structure, are sealed with liquid crystal liquid in box like structure.
Present invention further teaches a kind of electronic equipment, described electronic equipment comprises any one display panels above.Described electronic equipment can be any electronic equipments with Presentation Function such as mobile phone, panel computer, televisor, display, notebook computer, digital album (digital photo frame), navigating instrument.
Above-described embodiment, does not form the restriction to this technical scheme protection domain.The amendment done within any spirit at above-mentioned embodiment and principle, equivalently to replace and improvement etc., within the protection domain that all should be included in this technical scheme.
Claims (10)
1. a color membrane substrates, comprise substrate, black unit and color blocking block, described black unit is located at described surface in the mode that matrix is arranged, described color blocking block is formed between described black unit, it is characterized in that, described color membrane substrates also comprises the scattering layer of matrix arrangement, and described scattering layer and the stacked setting of described black unit, the orthogonal projection on the substrate of described black unit is positioned at the scope of described scattering layer orthogonal projection on the substrate.
2. color membrane substrates as claimed in claim 1, it is characterized in that, described scattering layer is located between described black unit and described substrate.
3. color membrane substrates as claimed in claim 1, it is characterized in that, described black unit is located between described scattering layer and described substrate.
4. color membrane substrates as claimed in claim 1, is characterized in that, described scattering layer orthogonal projection edge on the substrate and described black unit orthogonal projection Edge Distance≤5um on the substrate.
5. a color membrane substrates, comprise substrate, black unit and color blocking block, described black unit is located at described surface in the mode that matrix is arranged, described color blocking block is formed between described black unit, it is characterized in that, described color membrane substrates also comprises scattering layer, described scattering layer is arranged on the side that substrate is provided with color blocking block, described scattering layer and described substrate are oppositely arranged, described scattering layer comprises glue-line and is placed in the scattering particle of described glue-line, and described scattering particle concentrates on and described black unit correspondence position.
6. color membrane substrates as claimed in claim 5, it is characterized in that, described scattering layer is located on described substrate, and described scattering layer covers described black unit completely.
7. color membrane substrates as claimed in claim 5, it is characterized in that, described black unit is located on described scattering layer.
8. color membrane substrates as claimed in claim 5, it is characterized in that, it is within the scope of 5um that described scattering particle concentrates on apart from described black unit edge.
9. a display panels, is characterized in that, comprises the color membrane substrates described in claim 1-8 any one.
10. an electronic equipment, is characterized in that, comprises display panels according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510715602.XA CN105204222A (en) | 2015-10-29 | 2015-10-29 | Color film substrate, liquid crystal display panel and electronic device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510715602.XA CN105204222A (en) | 2015-10-29 | 2015-10-29 | Color film substrate, liquid crystal display panel and electronic device |
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| CN105204222A true CN105204222A (en) | 2015-12-30 |
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| CN201510715602.XA Pending CN105204222A (en) | 2015-10-29 | 2015-10-29 | Color film substrate, liquid crystal display panel and electronic device |
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| CN110400888A (en) * | 2019-06-27 | 2019-11-01 | 京东方科技集团股份有限公司 | Color membrane substrates for OLED and preparation method thereof and OLED display |
| CN110888258A (en) * | 2019-11-26 | 2020-03-17 | Tcl华星光电技术有限公司 | Display panel, preparation method thereof and display device |
| WO2021004097A1 (en) * | 2019-07-11 | 2021-01-14 | 成都辰显光电有限公司 | Color conversion assembly, display panel and manufacturing method for color conversion assembly |
| CN114815418A (en) * | 2022-03-30 | 2022-07-29 | 长沙惠科光电有限公司 | Array substrate, display panel and display device |
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