CN101533176A - A manufacturing method of liquid crystal display panel - Google Patents

A manufacturing method of liquid crystal display panel Download PDF

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Publication number
CN101533176A
CN101533176A CN200910111347A CN200910111347A CN101533176A CN 101533176 A CN101533176 A CN 101533176A CN 200910111347 A CN200910111347 A CN 200910111347A CN 200910111347 A CN200910111347 A CN 200910111347A CN 101533176 A CN101533176 A CN 101533176A
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China
Prior art keywords
substrate
mixed solution
display panels
manufacture method
bonding coat
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CN200910111347A
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Chinese (zh)
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CN101533176B (en
Inventor
刘纯秀
郑耀豊
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Chunghwa Picture Tubes Ltd
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CPTF Visual Display Fuzhou Ltd
Chunghwa Picture Tubes Ltd
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Priority to CN2009101113472A priority Critical patent/CN101533176B/en
Publication of CN101533176A publication Critical patent/CN101533176A/en
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Publication of CN101533176B publication Critical patent/CN101533176B/en
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Abstract

The invention relates to a manufacturing method of liquid crystal display panel, comprising the steps of firstly, providing a first base plate and a second base plate; secondly, configuring an adhesive layer between the first base plate and the second base plate and configuring a mixed solution between the first base plate and the second base plate, wherein the adhesive layer is configured around the mixed solution; and then providing a light shield with a transparent area and a partially transparent area, wherein the transparent area and the partially transparent area respectively correspond to the mixed solution and the adhesive layer; and finally, forming an electric field between the first base plate and the second base plate, irradiating the mixed solution and the adhesive layer by light so as to adhere the adhesive layer, and subjecting the mixed solution to a polymerisation reaction so as to pack the panel, orient the liquid crystal, simplify manufacturing process and reduce cost.

Description

The manufacture method of display panels
Technical field
The invention relates to a kind of manufacture method of display panels, and particularly support that relevant for a kind of employing polymkeric substance (polymer sustain alignment, PSA) technology is made the method for display panels in orientation.
Background technology
Social now multimedia technology is quite flourishing, is indebted to the progress of semiconductor element and display device mostly.With regard to display, have that high image quality, space utilization efficient are good, the display panels of low consumpting power, advantageous characteristic such as radiationless become the main flow in market.
Fig. 1 is the diagrammatic cross-section of known multi-domain vertical alignment-type liquid crystal display panel.Please refer to Fig. 1, known multi-domain vertical alignment-type liquid crystal display panel 100 comprises that an electric crystal array film substrate 110, a colored optical filtering substrates 120 constitute with the liquid crystal layer 130 that is positioned between the two.In detail, the orientation protrusion (alignmentprotrusion) 112 on the electric crystal array film substrate 110 can make the liquid crystal molecule in the liquid crystal layer 130 be multi-direction arrangement, to obtain several different orientation fields (alignment domain).Thus, known multi-domain vertical alignment-type liquid crystal display panel 100 requirement that just can reach wide viewing angle.
Merit attention is that near the liquid crystal molecule the orientation protrusion 112 (indicating as the A place) can be subjected to the influence of orientation protrusion 112 and present unusual tilt state, and the production method in formation orientation field is complicated, therefore has improved necessity.
Summary of the invention
Purpose of the present invention is exactly the manufacture method that is to provide a kind of display panels, and this manufacture method not only can form orientation field and sclerosis frame glue simultaneously, and its manufacture method is simple and easy, but also can save cost of manufacture and time.
According to purpose of the present invention, a kind of manufacture method of display panels is proposed, it may further comprise the steps: at first, provide one first substrate and one second substrate; Secondly, dispose a bonding coat between first substrate and second substrate; Then, dispose a mixed solution between first substrate and second substrate, wherein, bonding coat is the periphery that is arranged around mixed solution; Then, providing a light shield, is to have a photic zone and a part of photic zone, and wherein, photic zone corresponds respectively to mixed solution and bonding coat with the part photic zone; At last, form an electric field between first substrate and second substrate; And rayed mixed solution and bonding coat, so that bonding coat is cemented, and make mixed solution produce a polyreaction.
As above-mentioned manufacture method, wherein have a plurality of liquid crystal molecules and a plurality of high polymer monomer (monomer) in the mixed solution, and form an electric field between first substrate and second substrate, and rayed mixed solution and bonding coat be to carry out simultaneously, and wherein these high polymer monomers are stimulated to produce monomer polymerization reactions by irradiation.
As above-mentioned manufacture method, wherein bonding coat is to be disposed on wherein a kind of of first substrate and second substrate, and mixed solution is to be disposed on the another kind wherein of first substrate and second substrate with the injection method that drips (one drop filling), again, the material of bonding coat is formed by the irradiation hardened material.
As above-mentioned manufacture method, wherein first substrate is wherein a kind of of electric crystal array film substrate and colored optical filtering substrates, and second substrate is the another kind wherein of electric crystal array film substrate and colored optical filtering substrates.Again or first substrate is one to have wherein a kind of of the electric crystal array film substrate of chromatic filter layer and transparent conductive substrate, second substrate is one to have the electric crystal array film substrate of chromatic filter layer and the another kind wherein of transparent conductive substrate.
As above-mentioned manufacture method, wherein light shield is a gray-level mask (halftone mask).
For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Fig. 1 is a kind of synoptic diagram of known multi-domain vertical alignment-type liquid crystal display panel.
Fig. 2 A~Fig. 2 B is the synoptic diagram according to the method for making of a kind of display panels of preferred embodiment of the present invention.
Fig. 3 is the orientation synoptic diagram of liquid crystal molecule of a kind of display panels of preferred embodiment of the present invention.
[main element symbol description]
100: multi-domain vertical alignment-type liquid crystal display panel
110: electric crystal array film substrate
112: the orientation protrusion
120: colored optical filtering substrates
130: liquid crystal layer
200: display panels
210: the first substrates
220: the second substrates
230: mixed solution
232: liquid crystal molecule
234: high polymer monomer
240: frame glue
A: the unusual tilt state part of liquid crystal molecule
E: electric field
T1: photic zone
T2: non-photic zone
M: light shield
L: light source
θ: tilt angle
Embodiment
Please refer to Fig. 2 A~Fig. 2 B, it is the synoptic diagram according to the method for making of a kind of display panels of preferred embodiment of the present invention.Please refer to Fig. 2 A, at first, provide one first substrate 210 and one second substrate 220, then, between first substrate 210 and second substrate 220, form a mixed solution 230 and a bonding coat 240, and bonding coat 240 is the neighborings that are arranged around mixed solution 230.
In fact, first substrate 210 is wherein a kind of of electric crystal array film substrate and colored optical filtering substrates, second substrate 220 is the another kind wherein of electric crystal array film substrate and colored optical filtering substrates, for example: first substrate 210 is active component array base boards, and second substrate 220 then is a colored optical filtering substrates.In other embodiments, first substrate 210 can be wherein a kind of of an electric crystal array film substrate with chromatic filter layer (adopt COA technology made) and transparent conductive substrate, and second substrate 220 is one to have the electric crystal array film substrate of chromatic filter layer and the another kind wherein of transparent conductive substrate.Specifically, have a plurality of liquid crystal molecules 232 and a plurality of high polymer monomers (monomer) 234 in the mixed solution 230.In detail, mixed solution 230 is made of with a plurality of high polymer monomer 234 a plurality of liquid crystal molecules 232.
Please refer to Fig. 2 B, then, between first substrate 210 and second substrate 220, form an electric field E, and simultaneously corresponding mixed solution 230 and bonding coat 240 are carried out a rayed step.In one embodiment, the rayed step comprises: a light shield M is provided, and wherein, light shield M is a gray-level mask (halftonemask), at least have a photic zone T1 and a part of photic zone T2, and photic zone T1 corresponds respectively to mixed solution 230 and bonding coat 240 with part photic zone T2.Then, with a light source L and see through photic zone T1 and shine corresponding to mixed solution between first substrate 210 and second substrate 220 230 and bonding coat 240 with photic zone T2 partly.In the present embodiment, light source L is a ultraviolet light, and the present invention is not as limit certainly, and any impartial variation and modification all do not take off scope of the present invention.In addition, bonding coat 240 is a frame glue, is to belong to an irradiation hardened material to form.
The rayed intensity required because of mixed solution 230 and bonding coat 240 is different, and all needs the rayed step, thus the present invention with both rayed step in conjunction with to omit fabrication steps and cost.Thus, liquid crystal molecule 232 can be subjected to the influence of electric field E and be driven, and can produce monomer polymerization reactions because of light source L irradiation stimulates simultaneously as high polymer monomer 234 among Fig. 2 A, so that corresponding liquid crystal molecule 232 has a pretilt theta as shown in Figure 3, produce an orientation field (alignmentdomain), and the same time, bonding coat 240 sees through the partly irradiation of photic zone T2 because of being subjected to light source L, and then sclerosis and 220 one-tenth one display panels 200 of cemented first substrate 210 and second substrate.In fact, the pretilt theta that the visual desire of the intensity of the intensity of electric field E and light source L forms and do optimized setting, the preferably, light shield M can arrange in pairs or groups again to produce at least one orientation field, in addition, make the cemented rayed intensity of bonding coat 240, also can do optimized setting by the intensity of the light transmission rate of the part photic zone T2 of regulation and control light shield M and light source L.
Here be noted that, bonding coat 240 shown in Fig. 2 A and Fig. 2 B in the step is configurable on wherein a kind of of first substrate 210 and second substrate 220, and mixed solution 230 is to be disposed on the another kind wherein of first substrate 210 and second substrate 220 with the injection method that drips (one drop filling), certainly, mixed solution 230 and bonding coat 240 also can be formed on the same substrate, as: first substrate 210 or second substrate 220.In addition, in the rayed step shown in Fig. 2 B, the position of light shield M is positioned at the same side of second substrate 220, and the allocation position of light shield M is not as limit certainly, and any impartial variation and modification all do not take off scope of the present invention.
In sum, the method for making of display panels of the present invention can be by gray-level mask simultaneously to carrying out the rayed step of different light intensity degree corresponding to mixed solution and bonding coat, so that liquid crystal molecule produces an orientation field, and make bonding coat sclerosis and cemented first substrate and second substrate to reach the panel encapsulation.Certainly, the present invention also can further mark off mixed solution plural zone, and arrange in pairs or groups respectively simultaneously different electric field intensity and rayed step.Thus, liquid crystal molecule just can have at least two kinds of tilt angles in the display panels of the present invention, so that liquid crystal molecule has multiple orientation.The orientation projection of knowing that the method for making of display panels of the present invention need not to make also can reach panel encapsulation and LCD alignment field simultaneously, makes display panels have good wide viewing angle display effect, and then simplifies processing procedure and reduce cost.
Though the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking accompanying the claim person of defining.

Claims (10)

1. the manufacture method of a display panels is characterized in that: may further comprise the steps:
At first, provide one first substrate and one second substrate;
Secondly, dispose a bonding coat between this first substrate and this second substrate;
Then, dispose a mixed solution between this first substrate and this second substrate, wherein, this bonding coat is the periphery that is arranged around this mixed solution;
Then, provide a light shield, this light shield is to have a photic zone and a part of photic zone, and wherein, this photic zone and this part photic zone correspond respectively to this mixed solution and this bonding coat;
At last, form an electric field between this first substrate and this second substrate; And
See through this this mixed solution of light shield rayed and this bonding coat.
2. the manufacture method of display panels according to claim 1 is characterized in that: have a plurality of liquid crystal molecules and a plurality of high polymer monomer in the described mixed solution.
3. the manufacture method of display panels according to claim 2 is characterized in that: described high polymer monomer is stimulated to produce monomer polymerization reactions by irradiation.
4. the manufacture method of display panels according to claim 1 is characterized in that: form this electric field between this first substrate and this second substrate, and see through this this mixed solution of light shield rayed and this bonding coat is to carry out simultaneously.
5. the manufacture method of display panels according to claim 1 is characterized in that: described bonding coat is to be disposed on wherein a kind of of this first substrate and this second substrate.
6. the manufacture method of display panels according to claim 5 is characterized in that: described mixed solution is to be disposed on the another kind wherein of this first substrate and this second substrate with the injection method that drips.
7. the manufacture method of display panels according to claim 1, it is characterized in that: the material of described bonding coat is formed by the irradiation hardened material.
8. the manufacture method of display panels according to claim 1, it is characterized in that: described first substrate is wherein a kind of of electric crystal array film substrate and colored optical filtering substrates, and this second substrate is the another kind wherein of electric crystal array film substrate and colored optical filtering substrates.
9. the manufacture method of display panels according to claim 1, it is characterized in that: described first substrate is one to have wherein a kind of of the electric crystal array film substrate of chromatic filter layer and transparent conductive substrate, and this second substrate is one to have the electric crystal array film substrate of chromatic filter layer and the another kind wherein of transparent conductive substrate.
10. the manufacture method of display panels according to claim 1, it is characterized in that: described light shield is a gray-level mask.
CN2009101113472A 2009-03-26 2009-03-26 A manufacturing method of liquid crystal display panel Expired - Fee Related CN101533176B (en)

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CN2009101113472A CN101533176B (en) 2009-03-26 2009-03-26 A manufacturing method of liquid crystal display panel

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Application Number Priority Date Filing Date Title
CN2009101113472A CN101533176B (en) 2009-03-26 2009-03-26 A manufacturing method of liquid crystal display panel

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CN101533176B CN101533176B (en) 2012-05-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015010429A1 (en) * 2013-07-26 2015-01-29 京东方科技集团股份有限公司 Preparation method for liquid crystal display panel

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104375327B (en) 2014-11-20 2017-10-27 上海天马微电子有限公司 Liquid crystal display device and manufacturing method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015010429A1 (en) * 2013-07-26 2015-01-29 京东方科技集团股份有限公司 Preparation method for liquid crystal display panel

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Owner name: CHINA PROJECTION TUBE CO., LTD.

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Patentee after: Chunghwa Picture Tubes Ltd.

Address before: 350015 No. 1 Xingye Road, Mawei Science Park, Fujian, Fuzhou

Patentee before: Fuzhou Huaying Video & Telecom Co., Ltd.

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