CN101144944A - Liquid crystal mixture for macromolecule orientation working procedure and liquid crystal display device - Google Patents
Liquid crystal mixture for macromolecule orientation working procedure and liquid crystal display device Download PDFInfo
- Publication number
- CN101144944A CN101144944A CNA2007101669465A CN200710166946A CN101144944A CN 101144944 A CN101144944 A CN 101144944A CN A2007101669465 A CNA2007101669465 A CN A2007101669465A CN 200710166946 A CN200710166946 A CN 200710166946A CN 101144944 A CN101144944 A CN 101144944A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- compound
- crystal compound
- liquid
- group
- 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
Links
Images
Landscapes
- Liquid Crystal (AREA)
- Liquid Crystal Substances (AREA)
Abstract
The present invention discloses a liquid crystal mixture used in the working procedure of the macromolecule polymerizing tropism, and includes at least a kind of first liquid crystal compound without double-bond, at least one kind of second liquid crystal compound with a double-bond functional group, and at least one kind of reactive monomer with the methacrylic acid radical, wherein the consistence of the second liquid crystal compound is 0.1-20 percent of all the liquid crystal materials in the liquid crystal mixture in weight.
Description
Technical field
The invention provides a kind of high molecular polymerization orientation (polymer stability alignment that is applied to, PSA) liquid crystal compound of operation refers to a kind of liquid crystal molecule with double bond functional group and liquid crystal compound with response type monomer of methacrylic acid group of comprising especially.
Background technology
Because LCD has advantages such as compact, widely be applied in various electronic product, as mobile phone, PDA(Personal Digital Assistant) and notebook computer (notebook) etc., and along with the fast development of large scale liquid crystal display panel technology, LCD becomes the main product of monitor market gradually.Yet, owing to having the narrow shortcoming in visual angle usually, LCD becomes developmental restrictive condition, therefore industry is developed vertical orientated (the multi-domain verticalalignment of a kind of multizone then, MVA) display panels, because of it has wide viewing angle and low-response time characteristics such as (response time), thereby become the main product of present large scale two-d display panel.
The MVA display panels is that the inner face in last lower glass substrate is provided with a plurality of raised structures, so that liquid crystal molecule produces a tilt angle (pre-tilt angle), therefore must utilize operations such as thin film deposition, gold-tinted and etching to form raised structures, increase the complexity of operation and cost is increased.In addition, raised structures has shading in addition, reduces shortcomings such as pixel aperture ratio (aperture ratio) and the brightness of reduction display panels.
Therefore, industry is developed a kind of high molecular polymerization orientation procedure in addition, or is called be separated orientation (phaseseparation alignment, PSA) operation, utilize high molecular polymer to replace raised structures in the MVA display panels, so that liquid crystal molecule has tilt angle in display panel.The high molecular polymerization orientation procedure is to add the response type monomer in liquid crystal compound, makes response type monomer polymerization reaction take place by irradiation or heating again so that liquid crystal molecule produces tilt angle.Yet, at present the display panels ubiquity made from the high molecular polymerization orientation procedure the bigger problem of the rotation stickiness of liquid crystal material (rotational viscosity), it can cause the response time than shortcomings such as length, and then influences the quality of display panels.
From the above, how can produce the display panels of demands such as taking into account wide viewing angle and response time weak point with simple cheap process cost, still be the important topic of this area.
Summary of the invention
Fundamental purpose of the present invention promptly is to provide the liquid crystal compound of the compositing formula with specific liquid crystal material and response type monomer, influences the shortcoming of response time greatly because of the rotation stickiness with the PSA display panels that improves prior art.
The invention provides a kind of liquid crystal compound of the PSA of being used for operation, it comprises at least a second liquid-crystal compounds and at least a response type monomer (reactive monomer) with methacrylic acid group (methacrylate) that does not have first liquid-crystal compounds of two keys, at least a double bond functional group of having.Wherein, the concentration of second liquid-crystal compounds is 0.1 to 20 percentage by weight (w%) of all liquid crystal materials in the liquid crystal compound.
Because liquid crystal compound provided by the present invention comprises second liquid-crystal compounds with double bond functional group, the rotation stickiness that therefore can reduce liquid crystal compound is to improve the response time of liquid crystal material, in addition, second liquid-crystal compounds and response type monomer by the collocation specific concentrations with methacrylic acid group, can make liquid crystal compound of the present invention in the PSA operation, good liquid crystal aligning function is provided, and then improves the whole process cost and the display quality of display panels.
Description of drawings
Fig. 1 to Fig. 3 is the operation synoptic diagram of display panels of the present invention.
Fig. 4 and Fig. 5 are response time of the display panels of display panels of the present invention and prior art curve map with respect to driving voltage.
Wherein, description of reference numerals is as follows:
10 display panels, 12 infrabasal plates
14 upper substrates, 16 frame glue
18 conductive layers, 20 conductive layers
22 alignment films, 24 liquid crystal compounds
26 first liquid-crystal compoundss, 28 second liquid-crystal compoundss
30 response type monomers, 32 polymerization initiators
34 energy light, 36 high molecular polymers
Embodiment
Please refer to Fig. 1 to Fig. 3, Fig. 1 to Fig. 3 is applied to the operation synoptic diagram of a display panels 10 for liquid crystal compound of the present invention.As shown in Figure 1, at first provide two transparency carriers respectively as the infrabasal plate 12 and upper substrate 14 (being shown in Fig. 2) of display panels 10, wherein the upper surface of infrabasal plate 12 can comprise electronic packages (not shown) such as thin film transistor (TFT), chip for driving and sweep trace, signal line, and the lower surface of upper substrate 14 can comprise colored filter (not shown).After upper substrate 14 and infrabasal plate 12 cleaned, can distinguish printing direction-orienting films 22 in its lower surface and upper surface, utilize liquid crystal drop following formula (one drop fill then, ODF) method is filled in liquid crystal compound 24 of the present invention between the upper and lower substrate 14,12 and is made up (assembly), yet display panels of the present invention 10 also can utilize traditional liquid crystal injection process (liquid crystal injection process) and liquid crystal compound 24 is filled between upper substrate 14 and the infrabasal plate 12.ODF method system is coated with a frame glue 16 prior to the upper surface of infrabasal plate 12, then with 24 of liquid crystal compounds of the present invention to infrabasal plate 12 upper surfaces, centered on by frame glue 16, again upper substrate 14 is aimed at and be covered on the infrabasal plate 12, and carry out irradiation or roasting procedure to solidify frame glue 16, finish the combination of display panels 10.Display panels 10 after the combination can be via cutting, and cooperates as assemblies such as flexible printed wiring board or housings, uses as a liquid crystal indicator.
Please refer to Fig. 2, Fig. 2 shows the cut-away section synoptic diagram of the display panels 10 after the combination, and upper substrate 14 respectively comprises a conductive layer 18,20 with infrabasal plate 12 surfaces, can be used as shared electrode and pixel electrode respectively.In addition, liquid crystal compound 24 of the present invention comprises at least a do not have first liquid-crystal compounds 26 of two keys, at least a double bond functional group's of having second liquid-crystal compounds 28, at least a response type monomer 30 and at least a polymerization initiator (initiator) 32 with methacrylic acid group (methacrylate), wherein response type monomer 30 is a thermal polymerization or light polymerization type monomers, and polymerization initiator 32 has a weight percent concentration X, is preferably 0%≤X≤0.002%.According to the present invention, be the long shortcoming of PSA display panels response time of improving aforementioned prior art, comprised alkene class second liquid-crystal compounds 28 in the liquid crystal compound 24 of the present invention especially with double bond functional group, it has the function that reduces the potpourri viscosity, therefore can effectively reduce the rotation stickiness of liquid crystal compound 24, the response time of improving liquid crystal material.This kind can be used as the chemical constitution of second liquid crystal compound 28 that falls viscosity agent use and will introduce in detail hereinafter at this instructions.
Please refer to Fig. 3, after display panels 10 assemblings are finished, carry out a PSA operation: the conductive layer 18,20 that at first can apply a voltage to upper and lower substrate 14,12 repeatedly is to provide electric field to liquid crystal potpourri 24, behind feasible liquid crystal deflecting element to a predetermined angular as first liquid-crystal compounds 26 and second liquid-crystal compounds 28, under this voltage, utilize an energy light 34 irradiating liquid crystal display panels 10, make response type monomer 30 in the liquid crystal compound 24 along the orientation polymerization of liquid crystal molecule and be separated and form as shown in Figure 3 high molecular polymer 36.Because being the orientations along liquid crystal molecule, high molecular polymer 36 is formed on the alignment films 22 of upper and lower substrate 14,12, so can replace the raised structures in the MVA panel of prior art, make liquid crystal molecule produce a tilt angle, just finish the making of display panels 10 of the present invention.
As previously mentioned, have the short response time in order to make display panels 10 of the present invention, liquid crystal compound 24 of the present invention has comprised second liquid-crystal compounds 28 with double bond functional group, and it preferably comprises at least one compound as shown in the formula (1):
Wherein, R
5For having the thiazolinyl (alkenyl) of 2 to 8 carbon atoms; R
6For having the alkyl (alkyl) of 1 to 12 carbon atom, and R
6In 1 or 2 non-conterminous CH
2Group can be in addition by-O-,-CH=CH-,-CO-,-OCO-or-COO-replaces, oxygen (O) atom direct bonding each other not wherein; D is 0 or 1; And
Phenyl for replacing or be unsubstituted through halogen for example is
Or
More specifically, second liquid-crystal compounds 28 is preferably selected from as shown in the formula (1-1) or compound (1-2):
R wherein
7For having the thiazolinyl of 2 to 8 carbon atoms, and R
8For having the alkyl of 1 to 8 carbon atom.
On the other hand, first liquid-crystal compounds 26 can comprise one or more compound as shown in the formula (2), (3), (4):
R wherein
1, R
2, R
3, R
4Independent is the alkyl with 1 to 12 carbon atom, and R
1, R
2, R
3, R
4In 1 or 2 non-conterminous CH
2Group can be in addition by-O-,-CH=CH-,-CO-,-OCO-or-COO-replaces, and O atom direct bonding each other not;
It should be noted that, owing in liquid crystal compound 24, added second liquid crystal compound 28 with double bond functional group, therefore collocation problems such as the kind of other materials in the liquid crystal compound 24 and content have been influenced, the liquid crystal compound 24 that comprises second liquid crystal compound 28 by solution is produced doubts such as the not good or alignment failure of polyreaction, and the prescription of liquid crystal compound 24 of the present invention provides specific liquid crystal material and concentration and response type monomer 30.In a preferred embodiment of the invention, the concentration of second liquid-crystal compounds 26 is preferably 0.1 to 20 percentage by weight (w%) of all liquid crystal materials in the liquid crystal compound 24.For example, the liquid-crystal compounds of liquid crystal compound 24 of the present invention is formed can comprise compound (4) compound of formula (3) compound of formula (2) compound of about 30 to 70 percentage by weights, about 10 to 50 percentage by weights, about 20 to 60 percentage by weights and second liquid-crystal compounds 28 of about 0.1 to 20 percentage by weight, and wherein the expression of this weight percent concentration is that the liquid crystal material general assembly (TW) with this liquid crystal compound is a benchmark.
On the other hand, response type monomer 30 of the present invention preferably comprises at least one compound that is selected from as shown in the formula (5), (6), (7), (8) and (9):
Wherein R be hydrogen (H), fluorine (F), chlorine (Cl), cyanogen (CN), SCN ,-SF
5H, NO
2, have 1 to 12 carbon atom the straight or branched alkyl or-X
2-Sp
2-P
2X
1With X
2Independently be-O-,-S-,-OCH
2-,-CO-,-COO-,-OCO-,-CO-N
0R-,-N
0R-CO-,-SCH
2-,-CH
2S-,-CH=CH-COO-,-OOC-CH=CH-or a singly-bound; P
1And P
2Independently be a polymerizable groups, and P
1Or P
2Be preferably the monomethyl acrylic, perhaps P
1Or P
2Both are all methacrylic acid group; Sp
1And Sp
2Independently be an interval group (spacer group) or a single group, be preferably Q described later
1, Q
2Represented group; Lm independently is fluorine, chlorine, cyanogen or alkyl, alkyl carbonyl (alkylcarbonyl), alkoxy carbonyl group (alkoxycarbonyl) or the alkane carbonyl oxygen base (alkylcarbonyloxy) with 1 to 7 carbon atom; M 〉=1; N 〉=1; And Q
1, Q
2Independently be-O-,-S-,-CO-,-COO-,-OCO-,-OCH
2-,-SCH
2-,-CH
2S-,-CH=CH-COO-,-OOC-CH=CH-,-CF
2O-,-OCF
2-,-CF
2S-,-SCF
2-,-C
2H
4-,-CF
2CH
2-,-CH
2CF
2-,-CF
2CF
2-,-CH=CH-,-CF=CF-,-a C ≡ C-or a singly-bound.In addition, when R is when having the straight or branched alkyl of 1 to 12 carbon atom, one to two non-conterminous CH wherein
2Group can be in addition by-O-,-S-,-CH=CH-,-CO-,-OCO-,-COO-,-S-CO-,-CO-S-or-C ≡ C-(alkyne) replaced, and O and/or S atom be direct bonding each other not, and when L was alkyl with 1 to 7 carbon atom, alkyl carbonyl, alkoxy carbonyl group or alkane carbonyl oxygen base, its one or more H atom can be replaced by F or Cl in addition.More specifically, in a preferred embodiment of the invention, response type monomer 30 can comprise the compound of following formula (10):
Because liquid crystal compound 24 of the present invention comprises as the response type monomer 30 of following formula (5), (6), (7), (8), (9) and second liquid-crystal compounds 28 with specific concentrations, therefore make the rotation stickiness of liquid crystal compound 24 effectively reduce, and then the response time of improving display panels 10, and can improve the aligning situation of liquid crystal material.Display panels 10 of the present invention can be with reference to figure 4 and Fig. 5 with the response time and the driving voltage curve map of the display panels of prior art.At first please refer to Fig. 4, Fig. 4 demonstrates display panels is applied specific voltage, so that lying down, liquid crystal molecule is parallel to the required response time of upper and lower base plate (Ton), according to curve shown in Figure 4, the response time of display panels 10 of the present invention is shorter than the display panels of prior art usually, only under 6 to 7 volts driving voltage, the response time of display panels 10 of the present invention can be a bit larger tham the display panels of prior art.Again with reference to figure 5, the curve of Fig. 5 demonstrates the stop supplies driving voltage so that liquid crystal molecule rebounds response time (Toff) of former pre-dumping angle, can know that by Fig. 5 the response time of finding display panels 10 of the present invention obviously reduces a lot than the display panels of prior art, reduce 3 to 4 milliseconds approximately, its reason is that liquid crystal compound of the present invention has comprised and has second liquid-crystal compounds 28 and the response type monomer 30 that falls viscosity agent function, therefore can effectively reduce the rotation stickiness of liquid crystal compound 24 and reduce response time Toff.
Compared to prior art, because liquid crystal indicator provided by the present invention or its comprise liquid crystal compound and comprise second liquid crystal compound with double bond functional group, and cooperate the specific concentrations of second liquid crystal compound and the special formulations such as response type monomer of tool methacrylic acid group, can effectively reduce the rotation stickiness of liquid crystal compound, to reach the function of the Whole Response time of improving liquid crystal indicator, take into account the alignment function of liquid crystal molecule after the PSA operation simultaneously, simple so that operation to be provided, with low cost, liquid crystal indicator with advantages such as wide viewing angle and response time are little.
The above only is the preferred embodiments of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (16)
1. liquid crystal compound that is used for macromolecule orientation working procedure, it comprises:
At least a first liquid-crystal compounds that does not have two keys;
At least a second liquid-crystal compounds with double bond functional group, its concentration are 0.1～20 weight % of all liquid crystal materials in this liquid crystal compound; And
At least a response type monomer with methacrylic acid group.
2. liquid crystal compound as claimed in claim 1, wherein, described second liquid-crystal compounds comprises at least a compound with following formula (1) expression:
Wherein, R
5For having the thiazolinyl of 2 to 8 carbon atoms;
R
6For having the alkyl of 1 to 12 carbon atom;
D is 0 or 1; And
3. liquid crystal compound as claimed in claim 2, wherein,
For
Or
4. liquid crystal compound as claimed in claim 2, wherein, R
6In one or two non-conterminous CH
2Group can by-O-,-CH=CH-,-CO-,-OCO-or-COO-replaces, and oxygen atom direct bonding each other not.
5. liquid crystal compound as claimed in claim 2, wherein, described second liquid-crystal compounds is selected from the compound of using following formula (1-1) or (1-2) representing:
R wherein
7For having the thiazolinyl of 2 to 8 carbon atoms, and R
8For having the alkyl of 1 to 8 carbon atom.
6. liquid crystal compound as claimed in claim 1, wherein, described first liquid-crystal compounds comprises at least one compound with following formula (2), (3), (4) expression:
R wherein
1, R
2, R
3, R
4Independent of having the alkyl of 1 to 12 carbon atom;
With
Independently be
7. liquid crystal compound as claimed in claim 6, wherein, R
1, R
2, R
3, R
4In one or two non-conterminous CH
2Group can by-O-,-CH=CH-,-CO-,-OCO-or-COO-replaces, and O atom direct bonding each other not.
8. liquid crystal compound as claimed in claim 6, wherein, the composition of liquid-crystal compounds comprises:
The formula of 30 to 70 percentage by weights (2) compound;
The formula of 10 to 50 percentage by weights (3) compound;
The compound of 20 to 60 percentage by weights (4) compound; And
0.1 described second liquid-crystal compounds to 20 percentage by weights;
Wherein, this weight percent concentration is a benchmark with the liquid crystal material general assembly (TW) of this liquid crystal compound.
9. liquid crystal compound as claimed in claim 1, wherein, described response type monomer is selected from the compound with following formula (5), (6), (7), (8) and (9) expression:
Wherein R be H, F, Cl, CN, SCN ,-SF
5H, NO
2, have 1 to 12 carbon atom the straight or branched alkyl or-X
2-Sp
2-P
2
X
1With X
2Independently be-O-,-S-,-OCH
2-,-CO-,-COO-,-OCO-,-CO-N
0R-,-N
0R-CO-,-SCH
2-,-CH
2S-,-CH=CH-COO-,-OOC-CH=CH-or a singly-bound;
P
1And P
2Independent is polymerizable groups;
Sp
1And Sp
2Independent is interval group or single group;
Lm independently is fluorine, chlorine, cyanogen or alkyl, alkyl carbonyl, alkoxy carbonyl group or the alkane carbonyl oxygen base with 1 to 7 carbon atom;
m≥1；
N 〉=1; And
Q
1, Q
2Independently be-O-,-S-,-CO-,-COO-,-OCO-,-OCH
2-,-SCH
2-,-CH
2S-,-CH=CH-COO-,-OOC-CH=CH-,-CF
2O-,-OCF
2-,-CF
2S-,-SCF
2-,-C
2H
4-,-CF
2CH
2-,-CH
2CF
2-,-CF
2CF
2-,-CH=CH-,-CF=CF-,-a C ≡ C-or a singly-bound.
10. liquid crystal compound as claimed in claim 9, wherein, when R is when having the straight or branched alkyl of 1 to 12 carbon atom, one to two non-conterminous CH wherein
2Group can by-O-,-S-,-CH=CH-,-CO-,-OCO-,-COO-,-S-CO-,-CO-S-or-C ≡ C-replaced, and O and/or S atom direct bonding each other not.
11. liquid crystal compound as claimed in claim 9, wherein, P
1Or P
2Be methacrylic acid group.
12. liquid crystal compound as claimed in claim 11, wherein, P
1And P
2Be methacrylic acid group.
13. liquid crystal compound as claimed in claim 9, wherein, when L was alkyl with 1 to 7 carbon atom, alkyl carbonyl, alkoxy carbonyl group or alkane carbonyl oxygen base, its one or more H atom can be replaced by F or Cl.
14. liquid crystal compound as claimed in claim 1, wherein, described response type monomer is thermal polymerization or light polymerization type monomers.
15. liquid crystal compound as claimed in claim 1 further comprises polymerization initiator, its weight percent concentration is X, and 0%≤X≤0.002%.
16. a liquid crystal indicator, it is used for macromolecule orientation working procedure, and this device comprises:
One upper substrate and an infrabasal plate; And
One liquid crystal compound is arranged between this upper substrate and this infrabasal plate, and it comprises:
At least a first liquid-crystal compounds that does not have two keys;
At least a second liquid-crystal compounds with double bond functional group, its concentration are 0.1～20 weight % of all liquid crystal materials in this liquid crystal compound; And
At least a response type monomer with methacrylic acid group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101669465A CN101144944A (en) | 2007-11-08 | 2007-11-08 | Liquid crystal mixture for macromolecule orientation working procedure and liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101669465A CN101144944A (en) | 2007-11-08 | 2007-11-08 | Liquid crystal mixture for macromolecule orientation working procedure and liquid crystal display device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110166539A Division CN102286289A (en) | 2007-11-08 | 2007-11-08 | Liquid crystal mixture used for macromolecular orientation working procedure and liquid crystal display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101144944A true CN101144944A (en) | 2008-03-19 |
Family
ID=39207540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101669465A Pending CN101144944A (en) | 2007-11-08 | 2007-11-08 | Liquid crystal mixture for macromolecule orientation working procedure and liquid crystal display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101144944A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010145211A1 (en) * | 2009-06-16 | 2010-12-23 | Industrial Technology Research Institute | Liquid fluorescent composition and light emitting device |
| CN102888231A (en) * | 2012-09-21 | 2013-01-23 | 深圳市华星光电技术有限公司 | Liquid crystal medium mixture and liquid crystal display using liquid crystal medium mixture |
| CN102062968B (en) * | 2009-11-16 | 2013-08-21 | 台湾薄膜电晶体液晶显示器产业协会 | Manufacturing method of liquid crystal display panel |
| WO2014067176A1 (en) * | 2012-10-29 | 2014-05-08 | 深圳市华星光电技术有限公司 | Liquid crystal composition and liquid crystal panel |
| CN104090426A (en) * | 2014-07-21 | 2014-10-08 | 深圳市华星光电技术有限公司 | Substrate, displaying device and manufacturing method of alignment film |
| EP2889358B1 (en) | 2009-01-22 | 2017-10-11 | JNC Corporation | Liquid crystal composition and liquid crystal display device |
| CN112327531A (en) * | 2020-12-02 | 2021-02-05 | 深圳市华星光电半导体显示技术有限公司 | Method for reducing Ton of liquid crystal display panel and liquid crystal display panel |
-
2007
- 2007-11-08 CN CNA2007101669465A patent/CN101144944A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2889358B1 (en) | 2009-01-22 | 2017-10-11 | JNC Corporation | Liquid crystal composition and liquid crystal display device |
| EP3075816B1 (en) | 2009-01-22 | 2018-05-23 | JNC Corporation | Liquid crystal composition and liquid crystal display device |
| EP3301141B1 (en) | 2009-01-22 | 2019-12-11 | JNC Corporation | Liquid crystal composition and liquid crystal display device |
| WO2010145211A1 (en) * | 2009-06-16 | 2010-12-23 | Industrial Technology Research Institute | Liquid fluorescent composition and light emitting device |
| CN102062968B (en) * | 2009-11-16 | 2013-08-21 | 台湾薄膜电晶体液晶显示器产业协会 | Manufacturing method of liquid crystal display panel |
| CN102888231A (en) * | 2012-09-21 | 2013-01-23 | 深圳市华星光电技术有限公司 | Liquid crystal medium mixture and liquid crystal display using liquid crystal medium mixture |
| WO2014043963A1 (en) * | 2012-09-21 | 2014-03-27 | 深圳市华星光电技术有限公司 | Liquid crystal medium mixture and liquid crystal display using liquid crystal medium mixture |
| WO2014067176A1 (en) * | 2012-10-29 | 2014-05-08 | 深圳市华星光电技术有限公司 | Liquid crystal composition and liquid crystal panel |
| CN104090426A (en) * | 2014-07-21 | 2014-10-08 | 深圳市华星光电技术有限公司 | Substrate, displaying device and manufacturing method of alignment film |
| CN112327531A (en) * | 2020-12-02 | 2021-02-05 | 深圳市华星光电半导体显示技术有限公司 | Method for reducing Ton of liquid crystal display panel and liquid crystal display panel |
| CN112327531B (en) * | 2020-12-02 | 2022-09-27 | 深圳市华星光电半导体显示技术有限公司 | Method for reducing Ton of liquid crystal display panel and liquid crystal display panel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1745333B (en) | Compositions and assembly process for liquid crystal display | |
| CN101144944A (en) | Liquid crystal mixture for macromolecule orientation working procedure and liquid crystal display device | |
| CN105087021B (en) | A kind of preparation method of liquid crystal vertical-tropism agent, liquid crystal display cells and liquid crystal display cells | |
| TW200918649A (en) | Liquid crystal medium for PSA process and liquid crystal display device | |
| CN105733557B (en) | Ligand modified quanta point material, the preparation method of liquid crystal display panel and liquid crystal display panel | |
| KR101641535B1 (en) | Method of manufacturing a liquid crystal display panel and liquid crystal display panel | |
| CN106281364B (en) | Auto-orientation Liquid crystal medium composition, liquid crystal display panel and preparation method thereof | |
| CN105974675B (en) | Flexible display panels and preparation method thereof | |
| US20130222740A1 (en) | Liquid crystal display device | |
| CN101108968A (en) | Liquid crystal mixture used for polymerization alignment manufacture process and method for manufacturing liquid crystal display board | |
| CN103748507A (en) | Method for manufacturing liquid crystal display device | |
| WO2008001817A1 (en) | Liquid crystal composition, liquid crystal optical element, and method for manufacturing liquid crystal optical element | |
| US7459189B2 (en) | Liquid crystal optical element and process for its production | |
| EP2458431A1 (en) | Liquid crystal display panel and process for production thereof | |
| CN105316008A (en) | Reactive vertical orientation material, liquid crystal display panel and liquid crystal orientation method | |
| US8411238B2 (en) | Liquid crystal display panel and process for production thereof | |
| JP2006145992A (en) | Liquid crystal display and its manufacturing method | |
| CN102286289A (en) | Liquid crystal mixture used for macromolecular orientation working procedure and liquid crystal display | |
| CN106433690A (en) | Liquid crystal composition and liquid crystal optical device | |
| CN103087454B (en) | Alignment film material and corresponding liquid crystal panel | |
| US20140104540A1 (en) | Liquid crystal panel and the apparatus using the same | |
| JPH05341273A (en) | Polymer dispersion type liquid crystal composite film and its production | |
| JP2021101208A (en) | Liquid crystal orientation agent, liquid crystal orientation membrane and polymer | |
| JP2007002083A (en) | Liquid crystal optical element | |
| JPH04180019A (en) | Liquid crystal electrooptical element |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20080319 |