CN101308273A - Colourful cholesteryl LCD device and method of manufacture and LCD device - Google Patents
Colourful cholesteryl LCD device and method of manufacture and LCD device Download PDFInfo
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- CN101308273A CN101308273A CNA200710103465XA CN200710103465A CN101308273A CN 101308273 A CN101308273 A CN 101308273A CN A200710103465X A CNA200710103465X A CN A200710103465XA CN 200710103465 A CN200710103465 A CN 200710103465A CN 101308273 A CN101308273 A CN 101308273A
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Abstract
The invention provides a color cholesteric liquid crystal display device and a manufacturing method. The color cholesteric liquid crystal display device comprises a first substrate and a pattern fence structure; the first substrate is arranged corresponding to a second substrate, with a gap in between; the pattern fence structure is arranged between the first substrate and the second substrate and divided into a plurality of long strip-shaped color sub-pixel LCD channels; the multicolor color cholesteric liquid crystals are correspondingly filled in the long strip-shaped color sub-pixel LCD channels; wherein, a bonding layer is arranged between the pattern fence structure and the second substrate to prevent the prevent the adjacent sub-pixel LCD channels overflowing.
Description
Technical field
The present invention relates to a kind of LCD device and manufacture method thereof, particularly a kind of individual layer color cholesteric liquid crystal display device and manufacture method thereof.
Background technology
LCD (LCD) has many advantages, and for example volume is little, in light weight, low power consumption or the like.Therefore, LCD has been applied to electronic products such as hand-held computer, mobile phone widely.That is LCD Technology is just continuing towards field development light, thin and that be easy to carry about with one.The colorize LCD of conventional reflective tool memory effect has been widely used in e-book, Electronic Paper or other demonstration fields.The structure and the method for making of tradition color cholesteric liquid crystal display are used red (R), green (G), blue (B) three layers of liquid crystal stacking structure, the multiple different type of drive of arranging in pairs or groups.Yet, adopt red, green, blue liquid crystal stacking structure to cause parallax effect, when making, easily cause the panel construction contraposition to be difficult for, increase the electrode design difficulty and can't bending be not easy to carry, cause complex process and manufacturing cost too high.
Therefore, the structure of employing individual layer colorize cholesteric liquid crystal display and technological design can effectively be avoided parallax, minimizing technology and reduce cost, in particular for the applications such as flexible display of colour.United States Patent (USP) US discloses a kind of color cholesteric liquid crystal display of individual layer for 5,825, No. 451, utilize light can decompose/chiral dope of polymerization combines with individual layer cholesteric structure, can destroy or reduce the content of single area chiral dope by the irradiation of UV, and then reach the effect of individual layer colorize.Yet this kind display is vulnerable to the influence of external environment light, and reduces its stability.
United States Patent (USP) US discloses a kind of LCD device 6,741, No. 321, utilizes known individual layer double-basis plate assembling structure method, carries out the shunting liquid crystal and injects, and easily causes the overflow of different colours liquid crystal, and then forms the liquid crystal colour mixture, causes the aberration phenomenon.
Figure 1A shows the diagrammatic cross-section of conventional monolayers color cholesteric liquid crystal display device.In Figure 1A, the colored cholesteryl liquid crystal display panel 2 of conventional monolayers comprises between infrabasal plate 6 and the upper substrate 12 subtend settings having a gap.One fences structure 8 is arranged between infrabasal plate 6 and the upper substrate 12, is separated into a plurality of long strip-shaped color time pixel liquid crystal passage.Infrabasal plate 6 is provided with first electrode 4 and both alignment layers 14, and upper substrate 12 is provided with second electrode 10 and both alignment layers 14, wherein first electrode 4 and second electrode 10 that direction is set is vertical each other.
Figure 1B is the synoptic diagram that shows the infrabasal plate of single-layer liner cholesteric liquid crystal display device shown in Figure 1A.In Figure 1B, long strip-shaped color that fences structure 8 is separated out a plurality of (R, G, B) time pixel liquid crystal channel C
R, C
GWith C
B Orthogonal section 16 and 18 is arranged at the liquid crystal channel C
GWith C
BMake the sealing of one end.After the upper and lower base plate assembling, end the second end L of material with fences structure 8 with envelope
2Seal and make the liquid crystal channel C
GWith C
BBecome the complete closed structure, and make the liquid crystal channel C
RExpose the first end L
1As liquid crystal injecting port.Then pour into each color liquid crystal in regular turn in the liquid crystal channel C
R, C
G, C
BAnd envelope is stopped.Yet before the colored cholesteryl liquid crystal of traditional individual layer was filled, essential envelope was in advance ended second end of fences structure, and when the shunting liquid crystal injects, easily causes the overflow of different colours liquid crystal, and then forms the liquid crystal colour mixture, causes the aberration phenomenon.
Summary of the invention
In view of this, the invention provides a kind of color cholesteric liquid crystal display device and manufacture method, design fences structure forms the liquid crystal injection channel of different length on substrate, is coated with one deck adhesion material again on the subtend substrate, organizes upright.Liquid crystal and envelope by cutting, perfusion red, green, blue are ended operation, avoid overflow of different colours liquid crystal and aberration phenomenon.
The present invention also provides a kind of color cholesteric liquid crystal display device, comprises first substrate, be provided with the second substrate subtend, between have the gap; Patterning fences structure is arranged between this first substrate and this second substrate, is separated into a plurality of long strip-shaped color time pixel liquid crystal passage: and the colored cholesteryl liquid crystal of multiple color is filled in should long strip-shaped color time pixel liquid crystal passage; Wherein have gluing layer between this patterning fences structure and this second substrate, prevent contiguous inferior pixel liquid crystal passage overflow.
The present invention provides a kind of manufacture method of color cholesteric liquid crystal display device in addition, comprising: first substrate is provided; Form patterning fences structure on this first substrate, wherein this patterning fences structure comprises many wall shape structures, the straight envelope not-go-end of one end orthogonal one of each wall shape structure, to be isolated into the first liquid crystal passage with first opening, the second liquid crystal passage of sealing and the 3rd liquid crystal passage of sealing, wherein the length of this first liquid crystal passage is greater than the length of this second liquid crystal passage, and the length of this second liquid crystal passage is greater than the length of the 3rd liquid crystal passage; Second substrate is provided and forms gluing layer thereon; To making up this first substrate and this second substrate, this gluing layer and this patterning fences structure are combined closely; Pour into first dichroic liquid crystal from this first opening and end this first liquid crystal passage in this first liquid crystal passage and with first packaging adhesive material envelope; Imposing first cutting step makes this second liquid crystal passage expose second opening; Pour into second dichroic liquid crystal from this second opening and end this second liquid crystal passage in this second liquid crystal passage and with second packaging adhesive material envelope; Imposing second cutting step makes the 3rd liquid crystal passage expose the 3rd opening; And the 3rd opening pours into the 3rd dichroic liquid crystal and ends the 3rd liquid crystal passage in the 3rd liquid crystal passage and with the 3rd packaging adhesive material envelope certainly.
The present invention provides a kind of manufacture method of color cholesteric liquid crystal display device again, comprising: first substrate is provided; Form patterning fences structure on this first substrate, wherein this patterning fences structure comprises many wall shape structures, the straight envelope not-go-end of one end orthogonal one of each wall shape structure, to be isolated into the first liquid crystal passage with first opening, the second liquid crystal passage of sealing and the 3rd liquid crystal passage of sealing, wherein the length of this first liquid crystal passage is greater than the length of this second liquid crystal passage, and the length of this second liquid crystal passage is greater than the length of the 3rd liquid crystal passage; Second substrate is provided and forms gluing layer thereon; To making up this first substrate and this second substrate, this gluing layer and this patterning fences structure are combined closely; Pour into the first look polymer dispersion type liquid crystal in this first liquid crystal passage from this first liquid crystal injecting port; This first look polymer dispersion type liquid crystal of polymerization; Imposing first cutting step makes this second liquid crystal passage expose second opening; Pour into the second look polymer dispersion type liquid crystal in this second liquid crystal passage from this second liquid crystal injecting port; This second look polymer dispersion type liquid crystal of polymerization; Imposing second cutting step makes the 3rd liquid crystal passage expose the 3rd opening; Pour into the 3rd look polymer dispersion type liquid crystal in the 3rd liquid crystal passage from the 3rd opening; And polymerization the 3rd look polymer dispersion type liquid crystal.
For the present invention can be become apparent, embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
Figure 1A is the diagrammatic cross-section that shows the conventional monolayers color cholesteric liquid crystal display device;
Figure 1B is the infrabasal plate synoptic diagram that shows single-layer liner cholesteric liquid crystal display device shown in Figure 1A;
Fig. 2 is the manufacturing flow chart that shows according to the individual layer color cholesteric liquid crystal display device of the embodiment of the invention;
Fig. 3 A to 3D is the synoptic diagram that shows each step of the embodiment of the invention before the assembled substrate step;
Fig. 4 is the synoptic diagram that shows according to the fences structure of the embodiment of the invention;
Fig. 5 shows that substrate according to the embodiment of the invention is in conjunction with the diagrammatic cross-section of back along line of cut A-A; And
Fig. 6 A to 6C is the synoptic diagram that shows according to each color liquid crystal perfusion step of the embodiment of the invention.
The main element symbol description
Known part (Figure 1A～1B)
The colored cholesteryl liquid crystal display panel of 2～conventional monolayers;
4～the first electrodes;
6～infrabasal plate;
8～fences structure;
10～the second electrodes;
12～upper substrate;
14～both alignment layers;
16,18～orthogonal section;
C
R, C
GWith C
B～long strip-shaped color time pixel liquid crystal passage;
L
1～the first end;
L
2～the second end.
This case part (Fig. 2～6C)
The processing step of S210-S290～individual layer color cholesteric liquid crystal display;
310～the first substrates;
320～patterning fences structure;
322～straight envelope not-go-end;
324～wall shape structure;
C
1～the first liquid crystal passage;
C
2～the second liquid crystal passage;
C
3～the three liquid crystal passage;
350～the second substrates;
36～glutinous knot the layer that accounts for;
420～fences structure;
410～wall shape structure;
422～straight envelope not-go-end;
The monoblock zone of 440～fences structure;
510～the first substrates;
520～the first electrodes;
530～patterning fences structure;
540～liquid crystal runner;
550～the second substrates;
560～the second electrodes;
570～gluing layer;
490R～first look the cholesteryl liquid crystal;
490G～second look the cholesteryl liquid crystal;
490B～the 3rd look cholesteryl liquid crystal;
480a～first envelope is ended material;
480b～second envelope is ended material;
480c～the 3rd envelope is ended material.
Embodiment
Fig. 2 is the manufacturing flow chart that shows according to the individual layer color cholesteric liquid crystal display device of the embodiment of the invention.See also Fig. 2, at first carry out the making step of first substrate (for example upper substrate), comprise first substrate (S210) is provided, form first electrode (S212) on first substrate along first direction.Then, form first both alignment layers (S214) on first substrate, and cover this first electrode.Then, form patterning fences structure (S216) on first substrate, this patterning fences structure comprises many wall shape structures, the straight envelope not-go-end of one end orthogonal one of each wall shape structure is to be isolated into one first liquid crystal passage with one first liquid crystal injecting port, one second liquid crystal passage of sealing and one the 3rd liquid crystal passage of sealing.
Then, carry out the making step of second substrate (for example infrabasal plate), comprise second substrate (S220) is provided, form second electrode (S222) on second substrate along second direction.Then, form second both alignment layers (S224) on second substrate, and cover this second electrode.Then form gluing layer (S226) on second substrate.
Make up first substrate and second substrate (S230), in when combination first substrate and the second substrate subtend be provided with, and between insert and put a gap.Patterning fences structure and gluing layer are combined closely, when preventing follow-up liquid crystal filling, and contiguous inferior pixel liquid crystal passage overflow.Then, pour into the first look cholesteryl liquid crystal and envelope only (S240).Impose first cutting exposing the second strip liquid crystal cave (S250), and pour into the second look cholesteryl liquid crystal and envelope is ended (S260).Then, impose second cutting exposing the 3rd strip liquid crystal cave (S270), and pour into the 3rd look cholesteryl liquid crystal and envelope is ended (S280).After finishing liquid crystal runner filling step of all kinds, carry out follow-up display pannel technology (S290).
Fig. 3 A to 3D is the synoptic diagram that shows each step of the embodiment of the invention before the assembled substrate step.See also Fig. 3 A, a patterning fences structure 320 is formed on first substrate.Patterning fences structure 320 comprises many wall shape structures 324, and the straight envelope not-go-end 322 of an end orthogonal one of each wall shape structure 324 is isolated into one first liquid crystal channel C with one first liquid crystal injecting port
1, the sealing one second liquid crystal channel C
2And one the 3rd liquid crystal channel C of sealing
3The first liquid crystal channel C
1Length greater than the second liquid crystal channel C
2Length, and this second liquid crystal channel C
2Length greater than the 3rd liquid crystal channel C
3Length.The material of first substrate comprises the soft substrate plate of a hard substrate or a tool flexibility.For example, the soft substrate plate of tool flexibility comprises a polycarbonate (PC) substrate, a polyethersulfone resin (PES) substrate, a polyethylene terephthalate (PET) substrate or a polyimide (PI) substrate.
Comprise the circuit component of controlling pixel electrode on first substrate, for example thin film transistor (TFT) (TFT) and capacitor.Perhaps, also comprise pixel electrode on first substrate, for example along first electrode of first direction, and first both alignment layers.Patterning fences structure can be formed by any Patternized technique, for example photoetching process or screen painting, and its material comprises a photoresist.
See also Fig. 3 B, one second substrate 350 then is provided, its material comprises the soft substrate plate of a hard substrate or a tool flexibility.On second substrate 350, can comprise common electrode, for example along second electrode of second direction, and second both alignment layers.First electrode is vertical in fact mutually each other with second electrode.Then, form a gluing layer 360 on second substrate 350, shown in Fig. 3 C.The material of gluing layer 360 comprises a colloidal material or a solid shape material.For example, Gu the shape material comprises a photo-curing material or a thermosetting material.The thickness of gluing layer 350 is less than the height of patterning fences structure 320.
See also Fig. 3 D, subtend makes up first substrate 310 and second substrate 350, and gluing layer 360 and patterning fences structure 320 are combined closely, when preventing follow-up liquid crystal filling, and contiguous inferior pixel liquid crystal passage overflow.
Fig. 4 is the synoptic diagram from structure of enclosing that shows according to the embodiment of the invention.In Fig. 4, patterning fences structure 420 comprises many wall shape structures 410, the straight envelope not-go-end 422 of an end orthogonal one of each wall shape structure 410.And this patterning fences structure 420 comprises a monoblock zone 440, patterning fences structure is isolated into has one first liquid crystal channel C of one first liquid crystal injecting port
1, the sealing one second liquid crystal channel C
2And one the 3rd liquid crystal channel C of sealing
3The first liquid crystal channel C
1Length greater than the second liquid crystal channel C
2Length, and this second liquid crystal channel C
2Length greater than the 3rd liquid crystal channel C
3 Length.Monoblock zone 440 can make between gluing layer and the patterning fences structure combine tightr, when preventing follow-up liquid crystal filling, contiguous inferior pixel liquid crystal passage overflow.
Fig. 5 shows that substrate according to the embodiment of the invention is in conjunction with the diagrammatic cross-section of back along line of cut A-A.See also Fig. 5, the structure after the substrate combination comprises first substrate 510 and the 550 subtend settings of one second substrate, inserts and puts many parallel liquid crystal runners 540 therebetween, to hold the cholesteryl liquid crystal of each color.Have first electrode 520, for example pixel electrode on first substrate 510 along first direction.Have second electrode 560 along second direction on second substrate 550, for example common electrode, and first direction is vertical mutually with second direction.Gluing layer 570 and patterning fences structure 530 are set between first substrate 510 and second substrate 550, combine closely to each other, when preventing follow-up liquid crystal filling, contiguous inferior pixel liquid crystal passage overflow.
Fig. 6 A to 6C is the synoptic diagram that shows according to each color liquid crystal perfusion step of the embodiment of the invention.See also Fig. 6 A, pour into first look (for example red) cholesteryl liquid crystal 490R in the first liquid crystal passage, and end material 480a envelope with first envelope and end.Red cholesteric liquid crystal layers comprises that an orchil and contains the twisted nematic liquid crystal of chiral dope.First envelope is ended material 480a and is comprised a photo-curing material or a thermosetting material.Then, impose first cutting step (for example along line of cut B-B), expose the second strip liquid crystal channel C
2First cutting step comprises a flywheel knife cutting step or a cut step.
See also Fig. 6 B, pour into second look (for example green) cholesteryl liquid crystal 490G in the second liquid crystal passage, and end material 480b envelope with second envelope and end.Green cholesteric liquid crystal layers comprises that a green colouring material and contains the twisted nematic liquid crystal of chiral dope.Second envelope is ended material 480b and is comprised a photo-curing material or a thermosetting material.Then, impose second cutting step (for example along line of cut C-C), expose the 3rd strip liquid crystal channel C
3Second cutting step comprises a flywheel knife cutting step or a cut step.
See also Fig. 6 C, pour into the 3rd look (for example blue) cholesteryl liquid crystal 490B in the 3rd liquid crystal passage, and end material 480c envelope with the 3rd envelope and end.Blue cholesteric liquid crystal layers comprises that a blue dyes and contains the twisted nematic liquid crystal of chiral dope.The 3rd envelope is ended material 480c and is comprised a photo-curing material or a thermosetting material.After finishing liquid crystal runner filling step of all kinds, carry out follow-up display pannel technology.
It should be noted that described each the colored cholesteric liquid crystal layers of the embodiment of the invention is can comprise a polymer dispersion type liquid crystal material.The liquid crystal filling of pbz polymer monomer in the liquid crystal passage, after through the UV-irradiation photopolymerizationization, is formed polymer dispersion type liquid crystal (polymer dispersed liquid crystal is called for short PDLC).Adopt polymer dispersion type liquid crystal can omit and end the step that the material envelope is ended the liquid crystal passage with envelope.For example, after the upright step of substrate subtend group, pour into one first look polymer dispersion type liquid crystal in the first liquid crystal passage from first liquid crystal injecting port in regular turn.Then, imposing one first cutting step makes the first liquid crystal passage expose second liquid crystal injecting port.Pour into one second look polymer dispersion type liquid crystal in the second liquid crystal passage from first liquid crystal injecting port, and impose one second cutting step and make the 3rd liquid crystal passage expose one the 3rd liquid crystal injecting port.Then, pour into one the 3rd look polymer dispersion type liquid crystal in the 3rd liquid crystal passage from first liquid crystal injecting port.After finishing liquid crystal runner filling step of all kinds, carry out follow-up display pannel technology.
The embodiment of the invention provides a kind of structure and method for making of colour liquid crystal display device, and its feature and advantage are to design the liquid crystal injection channel and the electrode of different length, is coated with one deck adhesion material again and has on the substrate of electrode in another, and carry out the contraposition group and stand.Gluing layer and patterning fences structure are combined closely to each other, when preventing follow-up liquid crystal filling, and contiguous inferior pixel liquid crystal passage overflow.Then,, can inject three kinds of color liquid crystal of red, green, blue respectively via cutting action, the making that can reach individual layer colorize LCD, the method can effectively reduce technology, and can significantly reduce cost.
Though the present invention discloses as above with preferred embodiment; so it is not in order to limit scope of 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 appended the claim person of defining.
Claims (30)
1. color cholesteric liquid crystal display device comprises:
First substrate is provided with the second substrate subtend, between have the gap;
Patterning fences structure is arranged between this first substrate and this second substrate, is separated into a plurality of long strip-shaped color time pixel liquid crystal passage: and
The colored cholesteryl liquid crystal of multiple color, be filled in to should long strip-shaped color time pixel liquid crystal passage;
Wherein have gluing layer between this patterning fences structure and this second substrate, prevent contiguous inferior pixel liquid crystal passage overflow.
2. color cholesteric liquid crystal display device as claimed in claim 1 wherein has first electrode along first direction on this first substrate, have second electrode along second direction on this second substrate, and first direction is vertical in fact mutually with second direction.
3. color cholesteric liquid crystal display device as claimed in claim 2 also comprises first both alignment layers that is arranged on first substrate, and is arranged at second both alignment layers on second substrate.
4. color cholesteric liquid crystal display device as claimed in claim 1, wherein these a plurality of long strip-shaped color time pixel liquid crystal passage comprises red time pixel, green time pixel and blue sub-pixels.
5. color cholesteric liquid crystal display device as claimed in claim 1, wherein each colored cholesteric liquid crystal layers comprises corresponding coloured dye and contains the twisted nematic liquid crystal of chiral dope.
6. color cholesteric liquid crystal display device as claimed in claim 1, wherein each colored cholesteric liquid crystal layers comprises the polymer dispersion type liquid crystal material.
7. color cholesteric liquid crystal display device as claimed in claim 1, wherein the material of this first substrate and second substrate comprises the soft substrate plate of hard substrate or tool flexibility.
8. color cholesteric liquid crystal display device as claimed in claim 7, wherein the soft substrate plate of this tool flexibility comprises polycarbonate substrate, polyethersulfone resin substrate, polyethylene terephthalate substrate or polyimide substrate.
9. color cholesteric liquid crystal display device as claimed in claim 1, wherein the material of this gluing layer comprises colloidal material or solid shape material.
10. color cholesteric liquid crystal display device as claimed in claim 9 wherein should comprise photo-curing material or thermosetting material by solid shape material.
11. color cholesteric liquid crystal display device as claimed in claim 1, wherein the thickness of this gluing layer is less than the height of this patterning fences structure.
12. color cholesteric liquid crystal display device as claimed in claim 1, wherein the material of this patterning fences structure comprises photoresist.
13. color cholesteric liquid crystal display device as claimed in claim 1, wherein this patterning fences structure comprises many wall shape structures, the straight envelope not-go-end of one end orthogonal one of each wall shape structure, and this patterning fences structure comprises a monoblock zone, makes patterning fences structure be isolated into three strip liquid crystal passages that length is different.
14. the manufacture method of a color cholesteric liquid crystal display device comprises:
First substrate is provided;
Form patterning fences structure on this first substrate, wherein this patterning fences structure comprises many wall shape structures, the straight envelope not-go-end of one end orthogonal one of each wall shape structure, to be isolated into the first liquid crystal passage with first opening, the second liquid crystal passage of sealing and the 3rd liquid crystal passage of sealing, wherein the length of this first liquid crystal passage is greater than the length of this second liquid crystal passage, and the length of this second liquid crystal passage is greater than the length of the 3rd liquid crystal passage;
Second substrate is provided and forms gluing layer thereon;
To making up this first substrate and this second substrate, this gluing layer and this patterning fences structure are combined closely;
Pour into first dichroic liquid crystal from this first opening and end only this first liquid crystal passage of material envelope in this first liquid crystal passage and with first envelope;
Imposing first cutting step makes this second liquid crystal passage expose second opening;
Pour into second dichroic liquid crystal from this second opening and end only this second liquid crystal passage of material envelope in this second liquid crystal passage and with second envelope;
Imposing second cutting step makes the 3rd liquid crystal passage expose the 3rd opening; And
Pour into the 3rd dichroic liquid crystal from the 3rd opening and end only the 3rd liquid crystal passage of material envelope in the 3rd liquid crystal passage and with the 3rd envelope.
15. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 14, wherein the material of this first substrate and second substrate comprises the soft substrate plate of hard substrate or tool flexibility.
16. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 15, wherein the soft substrate plate of this tool flexibility comprises polycarbonate substrate, polyethersulfone resin substrate, polyethylene terephthalate substrate or polyimide substrate.
17. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 14, wherein the material of this gluing layer comprises colloidal material or solid shape material.
18. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 17 wherein should comprise photo-curing material or thermosetting material by solid shape material.
19. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 14, wherein the thickness of this gluing layer is less than the height of this patterning fences structure.
20. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 14, wherein the material of this patterning fences structure comprises photoresist.
21. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 14, wherein this first dichroic liquid crystal comprises red liquid crystal, and this second dichroic liquid crystal comprises green liquid crystal, and the 3rd dichroic liquid crystal comprises blue liquid crystal.
22. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 21, wherein this red liquid crystal, this green liquid crystal and this blue liquid crystal respectively comprise corresponding coloured dye and contain the twisted nematic liquid crystal of chiral dope.
23. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 14, wherein this first envelope is ended material, this second envelope and is ended material and the 3rd envelope and end material and comprise photo-curing material or thermosetting material.
24. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 14, wherein this first cutting step and this second cutting step comprise flywheel knife cutting step or cut step.
25. the manufacture method of a color cholesteric liquid crystal display device comprises:
First substrate is provided;
Form patterning fences structure on this first substrate, wherein this patterning fences structure comprises many wall shape structures, the straight envelope not-go-end of one end orthogonal one of each wall shape structure, to be isolated into one first liquid crystal passage with first opening, the second liquid crystal passage of sealing and the 3rd liquid crystal passage of sealing, wherein the length of this first liquid crystal passage is greater than the length of this second liquid crystal passage, and the length of this second liquid crystal passage is greater than the length of the 3rd liquid crystal passage;
Second substrate is provided and forms gluing layer thereon;
To making up this first substrate and this second substrate, this gluing layer and this patterning fences structure are combined closely;
Pour into first dichroic liquid crystal in this first liquid crystal passage from this first opening;
This first dichroic liquid crystal of polymerization;
Imposing first cutting step makes this second liquid crystal passage expose second opening;
Pour into second dichroic liquid crystal in this second liquid crystal passage from this second opening;
This second dichroic liquid crystal of polymerization;
Imposing second cutting step makes the 3rd liquid crystal passage expose the 3rd opening;
Pour into the 3rd dichroic liquid crystal in the 3rd liquid crystal passage from the 3rd opening; And
Polymerization the 3rd dichroic liquid crystal.
26. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 25, wherein the material of this gluing layer comprises colloidal material or solid shape material.
27. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 26 wherein should comprise photo-curing material or thermosetting material by solid shape material.
28. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 25, wherein the thickness of this gluing layer is less than the height of this patterning fences structure.
29. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 25, wherein the material of this patterning fences structure comprises photoresist.
30. the manufacture method of color cholesteric liquid crystal display device as claimed in claim 25, wherein this first dichroic liquid crystal, this second dichroic liquid crystal and the 3rd dichroic liquid crystal respectively comprise the polymer dispersion type liquid crystal material.
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| CNA200710103465XA CN101308273A (en) | 2007-05-18 | 2007-05-18 | Colourful cholesteryl LCD device and method of manufacture and LCD device |
| CN201110145829.7A CN102183855B (en) | 2007-05-18 | 2007-05-18 | Color cholesteric liquid crystal display device and its manufacture method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102375259A (en) * | 2010-08-25 | 2012-03-14 | 财团法人工业技术研究院 | Color liquid crystal display (LCD) device |
| CN102629014A (en) * | 2011-10-18 | 2012-08-08 | 京东方科技集团股份有限公司 | Method for manufacturing cholesteric liquid crystal panel and liquid crystal panel |
| WO2013181864A1 (en) * | 2012-06-07 | 2013-12-12 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and producing method thereof |
| CN103728765A (en) * | 2013-11-28 | 2014-04-16 | 深圳市华星光电技术有限公司 | Color liquid crystal display panel and manufacturing method thereof |
| CN104516139A (en) * | 2013-10-04 | 2015-04-15 | 胜华科技股份有限公司 | Reflective liquid crystal display device and method of manufacturing the same |
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| CN100401145C (en) * | 2005-03-14 | 2008-07-09 | 财团法人工业技术研究院 | Color cholesterol type LCD device and its mfg. method |
| JP4871265B2 (en) * | 2005-03-18 | 2012-02-08 | 富士通株式会社 | Liquid crystal display element |
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| CN102375259A (en) * | 2010-08-25 | 2012-03-14 | 财团法人工业技术研究院 | Color liquid crystal display (LCD) device |
| CN102375259B (en) * | 2010-08-25 | 2014-06-11 | 财团法人工业技术研究院 | Color liquid crystal display (LCD) device |
| CN102629014A (en) * | 2011-10-18 | 2012-08-08 | 京东方科技集团股份有限公司 | Method for manufacturing cholesteric liquid crystal panel and liquid crystal panel |
| WO2013181864A1 (en) * | 2012-06-07 | 2013-12-12 | 深圳市华星光电技术有限公司 | Liquid crystal display panel and producing method thereof |
| CN104516139A (en) * | 2013-10-04 | 2015-04-15 | 胜华科技股份有限公司 | Reflective liquid crystal display device and method of manufacturing the same |
| CN103728765A (en) * | 2013-11-28 | 2014-04-16 | 深圳市华星光电技术有限公司 | Color liquid crystal display panel and manufacturing method thereof |
| CN108681178A (en) * | 2018-06-29 | 2018-10-19 | 上海天马微电子有限公司 | Electronic paper display panel, manufacturing method thereof and electronic paper display device |
| CN117420711A (en) * | 2023-06-12 | 2024-01-19 | 山东蓝贝思特教装集团股份有限公司 | Multicolor liquid crystal writing device and method |
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| CN102183855A (en) | 2011-09-14 |
| CN102183855B (en) | 2016-04-06 |
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