CN106681048A - Display module and preparation method thereof and liquid crystal displayer - Google Patents

Display module and preparation method thereof and liquid crystal displayer Download PDF

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Publication number
CN106681048A
CN106681048A CN201710044741.3A CN201710044741A CN106681048A CN 106681048 A CN106681048 A CN 106681048A CN 201710044741 A CN201710044741 A CN 201710044741A CN 106681048 A CN106681048 A CN 106681048A
Authority
CN
China
Prior art keywords
edge
light shield
shield layer
display module
display panels
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.)
Pending
Application number
CN201710044741.3A
Other languages
Chinese (zh)
Inventor
王红彬
张蓉
李科威
何坚
郭品
郭一品
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOE Technology Group Co Ltd
Beijing BOE Optoelectronics Technology Co Ltd
Original Assignee
BOE Technology Group Co Ltd
Beijing BOE Optoelectronics Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BOE Technology Group Co Ltd, Beijing BOE Optoelectronics Technology Co Ltd filed Critical BOE Technology Group Co Ltd
Priority to CN201710044741.3A priority Critical patent/CN106681048A/en
Publication of CN106681048A publication Critical patent/CN106681048A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133512Light shielding layers, e.g. black matrix
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods

Abstract

The embodiment of the invention provides a display module and a preparation method thereof and a liquid crystal displayer, and relates to the technical field of display. The display module edge light leakage problem can be solved on the condition that the liquid crystal displayer frame width is not affected. The display module comprises a liquid crystal display panel which comprises an array substrate, a box substrate and an upper polaroid arranged on the side of the box substrate; the first edge of the liquid crystal display panel and the array substrate exceeds the box substrate; the display module further comprises a light shield layer arranged on other edges, except the first edge, of the liquid crystal display panel, and the light shield layer extends to the edge of the upper polaroid from the side face of the liquid crystal display panel.

Description

A kind of display module and preparation method thereof, liquid crystal display
Technical field
The present invention relates to display technology field, more particularly to a kind of display module and preparation method thereof, liquid crystal display.
Background technology
Liquid crystal display includes display module and backlight, wherein, display module can not actively light, and need backrest light source to carry Could normally show for light source.When light is from backlight directive display module, light easily spills from the edge of display module, The phenomenon of liquid crystal display edge light leak is in turn resulted in, especially under completely black picture, edge light leakage phenomena becomes apparent from.
The solution of prior art is:As shown in figure 1, after display module 01 is assembled with backlight, in backlight surrounding Paste shading rubber belt 60, shading rubber belt 60 and the upper surface flush to box substrate lateral deviation mating plate, and fully wrapped around display module 01 Edge, shading rubber belt 60 by the edge of display module 01 it is fully wrapped around after, paste side of the backlight away from display module 01 Surface, to avoid liquid crystal display edge light leak, while making shading rubber belt 60 more firm.
However, shading rubber belt 60 is pasted onto into backlight outside, the width of liquid crystal display frame can be increased, be unfavorable for narrow The design of frame electronic product.
The content of the invention
Embodiments of the invention provide a kind of display module and preparation method thereof, liquid crystal display, are not affecting liquid crystal In the case of showing device border width, it is possible to resolve display module edge leakage problem.
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that:
A kind of first aspect, there is provided display module, including display panels, the display panels include array base Plate and to box substrate, is arranged on the upper polaroid to box substrate side;Wherein, on the first side of the display panels Edge, the array base palte is beyond described to box substrate;Characterized in that, also including being arranged on the display panels except first Light shield layer outside edge at remaining edge, the light shield layer extends to the upper polaroid by the side of the display panels Edge.
Preferably, thickness of the thickness of the light shield layer less than or equal to the upper polaroid.
Preferably, the light shield layer is black ink layer.
Preferably, the light shield layer is flushed with the array base palte away from the bottom surface to box substrate;The shading Layer contact with the upper polaroid, and with the upper surface flush of the upper polaroid.
Preferably, the display module also includes the flexible circuitry being tied on the array base palte at the first edge Plate.
A kind of second aspect, there is provided liquid crystal display, including the display module described in first aspect.
A kind of third aspect, there is provided preparation method of display module, including:Box is formed by array base palte and to box substrate Display panels, wherein, in the first edge of the display panels, the array base palte is beyond described to box substrate; Upper polaroid is attached to box substrate side described;Characterized in that, being additionally included in the display panels in addition to first edge Light shield layer is formed at remaining edge, the light shield layer is extended to the side of the upper polaroid by the side of the display panels Edge.
Preferably, thickness of the thickness of the light shield layer less than or equal to the upper polaroid.
Preferably, the light shield layer is black ink layer;The black ink layer is formed, including:Using spraying coating process, edge The second edge of the display panels, the 3rd edge, the 4th edge spray black ink, and dry;3rd edge It is relative with the first edge, the second edge and the 4th edge it is relative.
Preferably, before the light shield layer is formed, after attaching the upper polaroid, methods described also includes:Will be soft Property wiring board is tied on the array base palte at the display panels first edge.
The embodiment of the present invention provides a kind of display module and preparation method thereof, liquid crystal display, by LCD Plate arranges light shield layer in addition to first edge at remaining edge, and makes light shield layer extend to upper polarisation by the side of display panels The edge of piece, when assembling to form liquid crystal display the display module for being provided with light shield layer with backlight, due to display module side There is gap between face and backlight, and gap therebetween arranges enough light shield layer, accordingly, with respect to prior art, In the case of not affecting liquid crystal display border width, you can solve the problems, such as display module edge light leak.Further, since shading The area coverage and thickness of layer is all little than shading rubber belt, therefore, may also function as mitigating the effect of liquid crystal display weight.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
A kind of structural representation of liquid crystal display that Fig. 1 is provided for prior art;
Fig. 2 is a kind of schematic top plan view of display module provided in an embodiment of the present invention;
Fig. 3 be Fig. 2 in A-A' to cross-sectional schematic one;
Fig. 4 be Fig. 2 in A-A' to cross-sectional schematic two;
Fig. 5 is a kind of structural representation one of liquid crystal display provided in an embodiment of the present invention;
Fig. 6 is a kind of structural representation two of liquid crystal display provided in an embodiment of the present invention;
Fig. 7 is a kind of schematic flow sheet for preparing display module provided in an embodiment of the present invention;
Fig. 8 is a kind of process schematic one of spray black ink provided in an embodiment of the present invention;
Fig. 9 is a kind of process schematic two of spray black ink provided in an embodiment of the present invention;
Figure 10 is a kind of process schematic three of spray black ink provided in an embodiment of the present invention.
Reference:
01- display modules;10- light shield layers;20- array base paltes;30- is to box substrate;40- upper polaroids;Polarisation under 50- Piece;60- shading rubber belts;71- blooming pieces;72- diffuser plates;73- light sources;74- reflector plates;75- glue frames;76- backboards;77- is black Black glue;78- light guide plates;100- first edges;200- second edges;The edges of 300- the 3rd;The edges of 400- the 4th.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
The embodiment of the present invention provides a kind of display module 01, as shown in Figures 2 and 3, including display panels, liquid crystal Show that panel includes array base palte 20 and to box substrate 30, be arranged on the upper polaroid 40 to the side of box substrate 30;Wherein, liquid crystal display The first edge 100 of panel, array base palte 20 exceeds to box substrate 30;The display module 01 also includes being arranged on LCD Light shield layer 10 of the plate at the outer remaining edge of first edge 100, light shield layer 10 is extended to upper inclined by the side of display panels The edge of mating plate 40.
Herein, array base palte 20 may include thin film transistor (TFT), pixel electrode etc., and to box substrate 30 black matrix, coloured silk are may include Color filtering optical layer, certainly, chromatic filter layer may also be arranged on array base palte 20.Wherein, public electrode may be provided at array base palte On 20, may also be arranged on on box substrate 30.
Display panels can also include being arranged on the down polaroid 50 of the side of array base palte 20.
It should be noted that first, array base palte 20 includes binding beyond the part to box substrate 30 at first edge 100 Area and labelling (mark) area etc., wherein, mark zone is arranged on two corners of array base palte 20, for detect array base palte 20 with It is whether accurate to box to box substrate 30.Additionally, the ultraviolet light being arranged in binding area can also be included at first edge 100 (ultraviolet, abbreviation UV) glue, is not corroded for protection binding area, and ultraviolet optical cement may also operate as the effect of shading, because This, without the need for arranging light shield layer 10 at first edge 100.
Second, the material of light shield layer 10 is not defined, as long as can (be less than shading rubber belt) less in its thickness feelings Under condition, shaded effect is played.Wherein, light shield layer 10 can be the light shield layer 10 of the colors such as black, white, blueness.
The embodiment of the present invention provides a kind of display module 01, by display panels in addition to first edge 100 remaining Edge arranges light shield layer 10, and makes light shield layer 10 that the edge of upper polaroid 40 is extended to by the side of display panels, when When the display module 01 for being provided with light shield layer 10 is assembled to form liquid crystal display with backlight, due to the side of display module 01 and the back of the body There is gap between light source, and gap therebetween arranges enough light shield layer 10, accordingly, with respect to prior art, in not shadow In the case of ringing liquid crystal display border width, you can solve the problems, such as the edge light leak of display module 01.Further, since light shield layer 10 area coverage and thickness are all little than shading rubber belt, therefore, may also function as mitigating the effect of liquid crystal display weight.
Preferably, as shown in figure 3, the thickness of light shield layer 10 is less than or equal to the thickness of upper polaroid 40.
In the embodiment of the present invention, by making the thickness of light shield layer 10 less than or equal to the thickness of upper polaroid 40, to avoid hiding Photosphere 10 affects the thickness of whole display module 01.
Preferably, light shield layer 10 can be ink layer.
Herein, ink is by the dispersed pulpous state colloid for mixing such as colorant, binder, filler and additional material.
Wherein, colorant plays coloration in ink;Binder is the main constituents of ink, plays dispersion color, Ink is given with appropriate viscosity, mobility, and makes colorant be bonded to the effect on spraying product surface by film forming after spraying;Fill out Material acts primarily as the effect of filling colorant, suitably using filler, can both reduce colorant consumption, reduces cost, and scalable ink Property, such as dilute thick, mobility, can also improve the motility of design;Additional material is during ink manufacture, use, to change The performance of kind ink itself and some additional materials, such as:Desiccant, anti-drying dose, diluent, remove stick, plasticizer etc..
Further, light shield layer 10 can be black ink layer.
Wherein, the thickness of black ink layer can be arranged between 50~200 μm.The ink layer of other colors is according to color Difference, its shaded effect is also different, and thickness can be arranged between 100~200 μm.
In the embodiment of the present invention, compared to the ink layer of other colors, the shaded effect of black ink layer more preferably, is being realized On the basis of shaded effect, light shield layer 10 can as far as possible be done thin.
Preferably, as shown in figure 4, light shield layer 10 and array base palte 20 are flushed away from the bottom surface to box substrate 30;Shading Layer 10 is contacted with upper polaroid 40, and with the upper surface flush of upper polaroid 40.
Herein, the thickness of light shield layer 10 can be identical with the thickness of upper polaroid 40, or the thickness of light shield layer 10 is less than The thickness of upper polaroid 40.
In order that the thickness of display module 01 is as thin as possible, the thickness of preferred light shield layer 10 is less than the thickness of upper polaroid 40 Degree, based on this, light shield layer 10 is extended to the edge of upper polaroid 40 by the side of display panels, and with upper polaroid 40 After contacts side surfaces, continuation is upwardly extended along the side of upper polaroid 40, until the upper surface flush with upper polaroid 40.
In the embodiment of the present invention, by by the flushing away from the bottom surface to box substrate 30 of light shield layer 10 and array base palte 20, With the upper surface flush of upper polaroid 40, on the basis of the thickness of display module 01 is not increased, the effect of complete shading can be played.
Preferably, display module 01 also includes the flexible circuit board being tied on the array base palte 20 at first edge 100 (Flexible Printed Circuit, abbreviation FPC).
Herein, flexible circuit board can be pressure bonded to the binding area on array base palte 20 by binding technique.
In the embodiment of the present invention, flexible circuit board can be to the drive integrated circult (integrated for being arranged on binding area Circuit, abbreviation IC) power supply, and various signals are provided.
The embodiment of the present invention also provides a kind of liquid crystal display, as shown in Figure 5 and Figure 6, including aforementioned any embodiment institute The display module 01 stated.
Additionally, liquid crystal display also includes the backlight for providing light source for display module 01, backlight can be straight Backlight, or side-edge type backlight.
Specifically, as shown in figure 5, direct-light-type backlight includes backboard 76, glue frame 75, the light source being arranged on backboard 76 73rd, the diffuser plate 72 being arranged on light source 73 and the blooming piece 71 for being arranged on the light emission side of diffuser plate 72.Further, it is also possible to Including the reflector plate 74 being arranged between backboard 76 and light source 73.
As shown in fig. 6, side-edge type backlight includes backboard 76, glue frame 75, the light guide plate 78 being arranged on backboard 76, arranges The light emission side of light guide plate 78 blooming piece 71 and be arranged on the light source 73 of the side of light guide plate 78.In addition, it can include setting Put the reflector plate 74 between backboard 76 and light guide plate 78.
Wherein, display module 01 is fixed with glue frame 75 by black glue 77.
The embodiment of the present invention provides a kind of liquid crystal display, and by the display panels in liquid crystal display the first side is removed Light shield layer 10 is set at the outer remaining edge of edge 100, and light shield layer 10 extends to upper polaroid 40 by the side of display panels Edge, in a liquid crystal display, due to there is gap, and gap therebetween between the side of display module 01 and backlight Light shield layer 10 is set enough, accordingly, with respect to prior art, in the case where liquid crystal display border width is not affected, you can Solve the problems, such as the edge light leak of display module 01.Further, since the area coverage and thickness of light shield layer 10 are all little than shading rubber belt, Therefore, may also function as mitigating the effect of liquid crystal display weight.
The embodiment of the present invention also provides a kind of preparation method of display module 01, as shown in fig. 7, comprises following steps:
S10, by array base palte 20 and to box substrate 30 to box formed display panels, wherein, in display panels First edge 100, array base palte 20 exceed to box substrate 30.
S20, to the side of box substrate 30 attach upper polaroid 40.
Herein, it is additionally may included in the side of array base palte 20 and attaches down polaroid 50.
S30, light shield layer 10 is formed at the outer remaining edge of first edge 100 in display panels, light shield layer 10 is by liquid The side of LCD panel extends to the edge of upper polaroid 40.
It should be noted that to display panels light shield layer 10 is set at the outer remaining edge of first edge 100 when, it is right Each edge arranges the order of light shield layer 10 and requires without priority.
The embodiment of the present invention provides a kind of preparation method of display module 01, with the identical skill of aforementioned display module 01 Art effect, will not be described here.
Preferably, thickness of the thickness of light shield layer 10 less than or equal to upper polaroid 40.
In the embodiment of the present invention, by making the thickness of light shield layer 10 less than or equal to the thickness of upper polaroid 40, to avoid hiding Photosphere 10 affects the thickness of whole display module 01.
Preferably, light shield layer 10 can be ink layer.
Based on this, light shield layer 10 can be black ink layer;Black ink layer is formed, including:Using spraying coating process, along liquid The second edge of LCD panel, the 3rd edge, the 4th edge spray black ink, and dry;3rd edge and first edge 100 is relative, and second edge and the 4th edge are relative.
Wherein, the thickness of black ink layer can be arranged between 50~200 μm.
Herein, it is possible to use second edge, threeth edge, fourth edge spray black oil of the nozzle along display panels Ink.
Specifically, along display panels second edge, the 3rd edge, the 4th edge spray black ink order can Think:As seen in figs. 8-10, along second edge 200 to the direction spray black ink of the 3rd edge 300;On this basis, along Three edges 300 are to the direction spray black ink of the 4th edge 400;On this basis, along the 4th edge 400 to first edge 100 Direction spray black ink.
Herein, the spraying order of black ink is for counterclockwise.
Certainly, because the edge 400 of second edge 200 and the 4th is all disposed within the both sides of first edge 100, therefore, the two Position can exchange, now, the spraying of black ink order is for clockwise.
It should be noted that when light shield layer 10 be black ink layer, or other colors ink when, nature can be adopted The mode of drying is dried, it is also possible to carry out heating, drying to display module 01.
In the embodiment of the present invention, compared to the ink layer of other colors, the shaded effect of black ink layer more preferably, is being realized On the basis of shaded effect, light shield layer 10 can as far as possible be done thin, meanwhile, paste shading glue relative to artificial in prior art Band, using spraying coating process black ink layer is formed, and process efficiency can be improved, so as to reduces cost.
Preferably, before light shield layer 10 is formed, after attaching upper polaroid 40, methods described also includes:By flexible wires Road plate is tied on the array base palte 20 at display panels first edge 100.
Additionally, when display module 01 is used for liquid crystal display, forming the method for liquid crystal display includes that shading will be provided with The display module 01 of layer 10 is assembled with backlight.
In the embodiment of the present invention, flexible circuit board can power to the drive integrated circult for being arranged on binding area, and provide each Plant signal.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by the scope of the claims.

Claims (10)

1. a kind of display module, including display panels, the display panels include array base palte and to box substrate, if Put in the upper polaroid to box substrate side;Wherein, in the first edge of the display panels, the array base palte surpasses Go out described to box substrate;Characterized in that, also including being arranged on the display panels in addition to first edge at remaining edge Light shield layer, the light shield layer extends to the edge of the upper polaroid by the side of the display panels.
2. display module according to claim 1, it is characterised in that the thickness of the light shield layer less than or equal to it is described it is upper partially The thickness of mating plate.
3. display module according to claim 1, it is characterised in that the light shield layer is black ink layer.
4. display module according to claim 1, it is characterised in that the light shield layer is with the array base palte away from institute State the bottom surface to box substrate to flush;
The light shield layer is contacted with the upper polaroid, and with the upper surface flush of the upper polaroid.
5. the display module according to any one of claim 1-4, it is characterised in that the display module also includes being tied to The flexible circuit board on array base palte at the first edge.
6. a kind of liquid crystal display, it is characterised in that including the display module described in any one of claim 1-5.
7. a kind of preparation method of display module, including:Display panels are formed to box by array base palte and to box substrate, its In, in the first edge of the display panels, the array base palte is beyond described to box substrate;Described to box substrate side Attach upper polaroid;Hide characterized in that, being additionally included in the display panels and being formed at remaining edge in addition to first edge Photosphere, the light shield layer is extended to the edge of the upper polaroid by the side of the display panels.
8. preparation method according to claim 7, it is characterised in that the thickness of the light shield layer less than or equal to it is described it is upper partially The thickness of mating plate.
9. preparation method according to claim 7, it is characterised in that the light shield layer is black ink layer;
The black ink layer is formed, including:Using spraying coating process, the second edge, the 3rd side along the display panels Edge, the 4th edge spray black ink, and dry;
3rd edge is relative with the first edge, and the second edge and the 4th edge are relative.
10. the preparation method according to any one of claim 7-9, it is characterised in that before the light shield layer is formed, patch After the attached upper polaroid, methods described also includes:Flexible circuit board is tied to into the display panels first edge On the array base palte at place.
CN201710044741.3A 2017-01-19 2017-01-19 Display module and preparation method thereof and liquid crystal displayer Pending CN106681048A (en)

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CN108156288A (en) * 2018-01-02 2018-06-12 京东方科技集团股份有限公司 A kind of display module and preparation method thereof
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WO2020258534A1 (en) * 2019-06-27 2020-12-30 Tcl华星光电技术有限公司 Liquid crystal module and method for preparation thereof

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CN108549172A (en) * 2018-04-19 2018-09-18 张家港康得新光电材料有限公司 A kind of display device
CN109254696A (en) * 2018-11-23 2019-01-22 京东方科技集团股份有限公司 Touch module and touch control display apparatus
CN109254696B (en) * 2018-11-23 2022-07-19 京东方科技集团股份有限公司 Touch module and touch display device
WO2020258534A1 (en) * 2019-06-27 2020-12-30 Tcl华星光电技术有限公司 Liquid crystal module and method for preparation thereof
CN111451092A (en) * 2020-04-08 2020-07-28 Tcl华星光电技术有限公司 Gluing device and gluing method
CN111856809A (en) * 2020-06-11 2020-10-30 友达光电(苏州)有限公司 Display module

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Application publication date: 20170517