CN103087724A - Liquid crystal composition and liquid crystal display device comprising same - Google Patents

Liquid crystal composition and liquid crystal display device comprising same Download PDF

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CN103087724A
CN103087724A CN2013100063608A CN201310006360A CN103087724A CN 103087724 A CN103087724 A CN 103087724A CN 2013100063608 A CN2013100063608 A CN 2013100063608A CN 201310006360 A CN201310006360 A CN 201310006360A CN 103087724 A CN103087724 A CN 103087724A
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crystal composition
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described liquid
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CN103087724B (en
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胡娟
韩文明
吴凤
殷海涛
丁文全
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Jiangsu Hecheng Display Technology Co Ltd
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Jiangsu Hecheng Display Technology Co Ltd
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Abstract

The invention provides a liquid crystal composition and application thereof. The liquid crystal composition comprises a compound which has a general formula (I) and accounts for 5-35 percent of the total weight of the liquid crystal composition, a compound which has a general formula (II) and accounts for 1-35 percent of the total weight of the liquid crystal composition, a compound which has a general formula (III) and accounts for 40-85 percent of the total weight of the liquid crystal composition and a compound which has a general formula (IV) and accounts for 1-35 percent of the total weight of the liquid crystal composition. The liquid crystal composition has the advantages of extremely high clearing point, high refractive index, high low-temperature storage stability and performance suitable for high optical anisotropy. The liquid crystal composition is used for a liquid crystal element, the image display effect is good, and a smear phenomenon is avoided.

Description

Liquid-crystal composition and the liquid crystal display device that contains this liquid-crystal composition
Technical field
The present invention relates to a kind of liquid-crystal composition, particularly have very fast response speed, good low temperature storage stability and suitably high optically anisotropic liquid-crystal composition and an application thereof about a kind of.
Background technology
Liquid crystal material is at a certain temperature, has not only had the mobility of liquid but also has had the mixture of anisotropic organic bar-shaped micromolecular compound of crystal.Liquid crystal material is widely used in the device liquid crystal display device such as electronic calculator, automobile instrument, televisor, computer because of its characteristics with optical anisotropy and dielectric anisotropy.Classify by the liquid-crystal display mode, liquid-crystal composition can be divided into the types such as twisted nematic (TN type), super-twist nematic (STN type), film transistor type (TFT type), guest-host type (GH type), dynamic scattering mode (DS type), and wherein modal display element is based on the Schadt-Helfrich effect and has the twisted nematic type structure.
Liquid crystal material must have good chemistry and thermostability, suitable optical anisotropy, wider nematic phase range and the good stability to electric field and electromagnetic radiation.In addition, liquid crystal material should have low viscosity and produce low threshold voltage and high-contrast in liquid crystal cell.Because liquid crystal material uses as the mixture of various ingredients usually, and miscible particularly important each other between these components.But because the various performance parameters optimization of mixed liquid crystal material is contradiction, restriction and impact each other mutually each other, therefore will obtain higher clearing point, wider nematic phase range, suitable specific refractory power anisotropy and dielectric anisotropy, and there is larger difficulty in the low temperature storage stability.In EP0667555, EP0673986, DE19528106, DE19528107, the described liquid-crystal composition of WO962851, significant shortcoming is that the time of response, low resistivity and the operating voltage that have lower clearing point, grow are too high.In addition, the low temperature storage stability is relatively poor is also the defective of existing many liquid crystal materials.
Therefore, in the liquid crystal material field, need to have the novel liquid crystalline compositions of improving performance.Especially, for many type useds, liquid-crystal composition need to have high clearing point and specific refractory power, suitable optical anisotropy, response speed and low temperature storage stability faster.
Summary of the invention
The object of the invention is to by optimum combination and optimum ratio to various liquid-crystal compositions, provide a kind of and have high clearing point, high index, good low temperature storage stability and be fit to high optically anisotropic liquid-crystal composition, described liquid-crystal composition can not show the shortcoming of prior art material or at least only show above-mentioned shortcoming on significantly less degree.
In order to complete the foregoing invention purpose, the invention provides a kind of liquid-crystal composition, it comprises four kinds of compounds that meet following general structure I, II, III, IV, wherein:
(1) account for the compound of the logical formula I of described liquid-crystal composition gross weight 5%-35%
Figure BDA00002716434700021
(2) account for the compound of the logical formula II of described liquid-crystal composition gross weight 1%-35%
(3) account for the compound of the general formula (III) of described liquid-crystal composition gross weight 40%-85%
Figure BDA00002716434700023
And
(4) account for the compound of the logical formula IV of described liquid-crystal composition gross weight 1-35%
Figure BDA00002716434700024
Wherein,
R 1, R 2Can be identical or different, be independently selected from respectively by H, halogen, have the halo of 1-7 carbon atom or not by the alkyl of halo or alkoxyl group, the group that has the halo of 2-7 carbon atom or do not formed by the alkane thiazolinyl of halo or alcoxyl thiazolinyl, wherein, at described R 1And R 2In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 3Select free H, halogen, have the halo of 1-10 carbon atom or not by the alkyl of halo or alkoxyl group and the group that has the halo of 2-10 carbon atom or do not formed by the alkane thiazolinyl of halo or alcoxyl thiazolinyl, wherein, at described R 3In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 4Select the halo of a free 2-10 carbon atom or do not formed by the alkane thiazolinyl of halo or alcoxyl thiazolinyl;
R 5, R 6Can be identical or different, be independently selected from respectively by H, halogen, have the halo of 1-10 carbon atom or not by the alkyl of halo or alkoxyl group and the group that has the halo of 2-10 carbon atom or do not formed by the alkane thiazolinyl of halo, wherein, at described R 5And R 6In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 7, R 8Can be identical or different, be independently selected from respectively by H, halogen, have the halo of 1-10 carbon atom or not by the alkyl of halo or alkoxyl group and have the halo of 2-10 carbon atom or not by halo alkane thiazolinyl or the group that forms of alcoxyl thiazolinyl, wherein, at described R 7And R 8In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
Z 1, Z 2, Z 3, Z 4, Z 5, Z 6Can be identical or different, be independently selected from respectively by singly-bound ,-O-,-COO-,-OCO-,-C 2H 4-,-CH 2O-,-CH 2CH 2-,-CH=CH-,-CF=CF-,-CF 2O-and-group that C ≡ C-forms;
Y 1Be H, CH independently 3Or F;
L 1, L 2, L 3, L 4, L 5, L 6Can be identical or different, be H or F independently respectively;
Figure BDA00002716434700031
Can be identical or different, be independently selected from respectively by With
Figure BDA00002716434700034
The group that forms;
Figure BDA00002716434700035
Can be identical or different, be independently respectively
Figure BDA00002716434700036
Or Wherein said In one or two non-conterminous-CH 2-can be replaced by O, described Upper one or more H can be replaced by F independently of one another;
M, n are identical or different, are 0,1 or 2 independently of one another, and 0≤m+n≤3;
A, b, c, d are identical or different, are 0,1 or 2 independently of one another, and 1≤a+b+c+d≤7;
Q is 0 or 1.
In embodiments of the invention, one or more compounds in the group of the freely following compound composition of the compound of logical formula I choosing:
Figure BDA000027164347000310
Figure BDA00002716434700041
And
Wherein,
R 1Be independently selected from by the fluoro with 1-5 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-5 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl;
R 2Be independently selected from by H, F, have the fluoro of 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-8 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl, wherein, at described R1, R 2In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other.
In embodiments of the invention, one or more compounds in the group of the freely following compound composition of the compound of logical formula II choosing:
Figure BDA00002716434700043
Figure BDA00002716434700051
And
Figure BDA00002716434700052
Wherein,
R 3Choosing freely has the fluoro of 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group with have the fluorine replacement of 2-8 carbon atom or the alkane thiazolinyl that do not replaced by fluorine or the group of alcoxyl thiazolinyl composition.
In embodiments of the invention, one or more compounds in the group of the freely following compound composition of the compound of logical formula III choosing:
Figure BDA00002716434700061
And
Wherein,
R 5Be independently selected from by the fluoro with 2-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-5 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl, wherein, at described R 5In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 6Be independently selected from by H, F and have the fluoro of 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-5 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl, wherein, at described R 6In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other.
In embodiments of the invention, one or more compounds in the group of the freely following compound composition of the compound of logical formula IV choosing:
Figure BDA00002716434700063
And
Figure BDA00002716434700072
Wherein,
R 7Be independently selected from by the fluoro with 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-8 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl;
R 8Be independently selected from by H ,-CH 2F ,-CH 2CH 2F ,-CH 2CH 2CH 2F ,-CH 2CH 2CH 2CH 2F ,-OCH 2F ,-CH 2OCH 2F ,-CH 2CH 2OCH 2F and-CH=CF 2The group that forms.
In embodiments of the invention, the compound of preferred formula (I) accounts for the 5%-30% of described composition total weight; The compound of logical formula II accounts for the 5%-30% of described composition total weight; The compound of logical formula III accounts for the 45%-80% of described composition total weight; The compound of logical formula IV accounts for the 10%-25% of described composition total weight.
Another aspect of the present invention provides the application of liquid-crystal composition in making the electrooptics device.
Another aspect of the present invention provides a kind of electrooptics liquid-crystal display, and described liquid-crystal display comprises liquid-crystal composition of the present invention.
The present invention is by carrying out combination experiment to above-claimed cpd, by with the contrast comparison, determined to comprise the liquid crystal media of above-mentioned liquid-crystal composition, had high clearing point, higher specific refractory power, good low temperature storage stability and be fit to high optically anisotropic performance.
As mentioned above, liquid-crystal composition of the present invention is used for liquid crystal cell, and its image display effect is good, without motion blur phenomenon.
In the present invention if no special instructions, described ratio is weight ratio, and all temperature are degree celsius temperature, and the box that the test of described response time data is selected is thick is 7 μ m.
Embodiment
Below with reference to specific embodiments, the present invention is described.Need to prove, the following examples are example of the present invention, only are used for illustrating the present invention, and are not used for limiting the present invention.In the situation that do not depart from purport of the present invention or scope, can carry out the present invention and conceive interior other combination and various improvement.
Below the liquid-crystal display that adopts of each embodiment be the TN-TFT liquid crystal display, the thick d=7 μ of box m partly is made of polarizer (polaroid), electrode base board etc.This display equipment is normal white mode, and when namely not having voltage difference to put between the row and column electrode, the viewer observes the pixel color of white.Polarizer axes up and down on substrate is 90 degrees to each other the angle.Space between two substrates is full of optical liquid crystal material.
For ease of expressing, below in each embodiment, the unit structure of liquid crystalline cpd is with the listed coded representation of table 1:
The unit structure code of table 1 liquid crystalline cpd
Figure BDA00002716434700091
Take following structure as example:
Figure BDA00002716434700092
This structure is with the coded representation in table 1: can be expressed as 3PTG1(2F) OP3, and for example:
Figure BDA00002716434700093
Can be expressed as nCPTPOm, the n in code represents the C atomicity of left end alkyl, and for example n is " 3 ", represents that namely this alkyl is-C 3H 7C in code represents cyclohexyl; O represention oxygen atom in code; P in code represents phenylene; M in code represents the C atomicity of right-hand member alkyl, and for example m is " 1 ", represents that namely the alkyl of right-hand member is-CH 3
In embodiment, the code name of writing a Chinese character in simplified form of each test event is expressed as respectively:
Figure BDA00002716434700101
Each composition that adopts in following embodiment, except the compound of logical formula I, all the other components all can be synthesized by known method, perhaps obtain by commercial sources.These synthetic technologys are conventional, and resulting each liquid crystalline cpd meets electrical type compound standard after tested.
The preparation of the compound of general formula (I)
1) in solvents tetrahydrofurane, under room temperature, with the compound of general formula 1
Figure BDA00002716434700102
(general formula 1)
Compound with formula 2
Figure BDA00002716434700103
(formula 2)
In nitrogen protection, there are lower reaction 16 hours in the catalyzer tetrakis triphenylphosphine palladium, obtains the compound of general formula 3
(general formula 3);
2) in solvents tetrahydrofurane, under nitrogen protection, under-100 ℃ ~-50 ℃, with the compound of general formula 4
Figure BDA00002716434700105
(general formula 4)
React with nBuLi the lithium reagent that obtains general formula 5,
Figure BDA00002716434700106
(general formula 5)
With the compound reaction of described lithium reagent and described general formula 3, obtain compound shown in general formula (I) again.
R in above-mentioned general formula (general formula 1, general formula 3, general formula 4 and general formula 5) 1, R 2With the R in general formula (I) 1, R 2Scope consistent, R 1, R 2Select independently of one another free H, halogen, have halo or unsubstituted alkyl or the alkoxyl group of 1-7 carbon atom and have the group of halo or unsubstituted alkane thiazolinyl or the alcoxyl thiazolinyl composition of 2-7 carbon atom, wherein, at described R 1And R 2In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
Figure BDA00002716434700112
With
Figure BDA00002716434700113
Identical or different, choosing independently of one another freely
Figure BDA00002716434700115
Figure BDA00002716434700116
With
Figure BDA00002716434700117
The group that forms; Z 1, Z 2, Z 3And Z 4Identical or different, be independently from each other separately by-CO-O-,-O-CO-,-CF 2O-,-OCF 2-,-CH 2O-,-OCH 2-,-CH 2CH 2-,-(CH 2) 4-,-C 2F 4-,-CH 2CF 2-,-CF=CF-,-group that CH=CH-and singly-bound form; M, n, p and t are identical or different, are 0,1 or 2 separately independently of one another, and m+n+p+t≤3.
Preparation example
The synthetic concrete technology step of the Compound I-8-2 of preparation is as follows:
1) synthetic diisopropylamine lithium (LDA)
Add the 115mL Diisopropylamine in the 1000mL there-necked flask, 100mL tetrahydrofuran (THF) (THF), nitrogen protection, 0 ℃ ~-20 ℃ n-Butyl Lithiums (n-BuLi, 2.4 mol/L) that drip 320 mL of temperature control drip and finish, and 0 ~-20 ℃ was stirred 1 hour, and made LDA.
2) synthetic trifluorovinyl zinc chloride
Figure BDA00002716434700118
Add the 53g Zinc Chloride Anhydrous in the 1000mL there-necked flask, 100 mL THF, nitrogen protection is cooled to-70 ℃; pass into 54g1,1,1,2-Tetrafluoroethane gas; temperature control-50 ℃～-70 ℃ of needle tubings pass into and slowly inject LDA under liquid level, add rear stirring 2 hours, make trifluorovinyl zinc chloride.
3) compound of synthesis type 6
Figure BDA00002716434700119
(formula 6)
Figure BDA000027164347001110
(formula 7)
Compound (our company's self-control, 45 g) and the tetrakis triphenylphosphine palladium (2 g) of formula 7 are joined in the reaction solution of the trifluorovinyl zinc chloride for preparing above, nitrogen protection, room temperature reaction spends the night.
With dilute hydrochloric acid frozen water solution cancellation reaction, ethyl acetate extraction merges organic layer, the saturated common salt washing, and anhydrous sodium sulfate drying is spin-dried for solvent, and resistates is purified through underpressure distillation, obtains 22.3 g light green transparent liquids, is the compound of formula 6.
4) compound of synthesis type 11
(formula 11)
The 100ml there-necked flask adds 2.9g3.5-difluoro bromobenzene, 50ml tetrahydrofuran (THF), and nitrogen protection is cooled to-78 ℃, slowly drips the 7.5ml2.4mol/L n-Butyl Lithium, reacts 2h below temperature control-70 ℃, makes a fluorobenzene lithium reagent.
Below the compound (14g) of the formula 6 that makes with 20mL tetrahydrofuran (THF) dissolving, temperature control-70 ℃, with its splash into above-mentioned make between in the fluorobenzene lithium reagent, room temperature reaction spends the night.
After reacting completely, rare cryosel sour water cancellation reaction, ethyl acetate extraction, washing, anhydrous sodium sulfate drying is spin-dried for solvent, obtains weak yellow liquid 3.4g take sherwood oil as the eluent column chromatography.Carry out with silica gel the compound that column chromatography gets 1.1g formula 11 take sherwood oil as eluent.MS:m/z:334.13
5) compound of synthesis type 12
Figure BDA00002716434700122
(formula 12)
The 100ml there-necked flask adds magnetic stir bar, the compound of 1.1g formula 11,20ml THF; nitrogen protection is cooled to-80 ℃, slowly drips n-BuLi1.2ml, and reaction color begins to be become by redness blackish green; become at last blueness, temperature control-80 ℃ stirring reaction 2h drips CF 2Br 2(2g), the reaction solution color becomes yellow, temperature control-80 ℃ stirring reaction 1h.
With the cancellation of 20ml frozen water, the salt acid for adjusting pH value is to 6 left and right, and ethyl acetate extraction merges organic layer, the washing organic layer, the saturated common salt water washing, drying is spin-dried for solvent, after column chromatography, the ethanol making beating obtains the 1g white solid, is the compound of formula 12, and productive rate is 62.5%.MS:m/z:462.04。
6) synthetic compound I-8-2
100ml single port bottle adds compound, the 0.35g3 of 1g formula 12, the salt of wormwood of 4,5-trifluoromethyl phenol, 0.6g, 0.03g potassiumiodide (KI) and 30mlN, and dinethylformamide (DMF) stirs, nitrogen protection, 80 ℃ of reaction 3h.
Reaction solution is poured into water, and ethyl acetate extraction merges organic layer, the washing organic layer, and drying, decompression is spin-dried for solvent.Carry out column chromatography take sherwood oil as eluent with silica gel.The ethanol making beating obtains white solid (I-8-2) 0.5g, and productive rate is 43.5%.MS:m/z:530.2。
The liquid crystal property of Compound I-8-2:
Δn:0.176 Δε:16.2 Cp:73.8℃
According to the proportioning of each liquid-crystal composition of following examples regulations, preparation liquid-crystal composition.The preparation of described liquid-crystal composition is to carry out according to the ordinary method of this area, as take the modes such as heating, ultrasonic wave, suspension according to the rules ratio mix and to make.
Prepare and study the liquid-crystal composition that provides in the following example.The below has shown composition and its performance parameter test result of each liquid-crystal composition.
Table 2 and table 4 are listed to be composition, the proportioning of reference examples liquid-crystal composition and to be filled in the test result of carrying out performance test between the liquid-crystal display two substrates, so that carry out performance comparison with explanation liquid-crystal composition of the present invention.
Reference examples 1
By the liquid-crystal composition that each compound listed in table 2 and weight percentage are mixed with reference examples, it is filled in carries out performance test between the liquid-crystal display two substrates, test data is as shown in the table:
Table 2 liquid-crystal composition formula and test performance thereof
Figure BDA00002716434700131
Embodiment 1
Be mixed with liquid-crystal composition of the present invention by each compound listed in table 3 and weight percentage, it is filled in and carries out performance test between the liquid-crystal display two substrates, and test data is as shown in the table:
Table 3 liquid-crystal composition formula and test performance thereof
Figure BDA00002716434700141
Can find out by comparing embodiment 1 and Comparative Examples 1, composition provided by the invention has higher clearing point, thereby can be used in high temperature service, has simultaneously high optics anisotropic and suitable high dielectric anisotropy.
Reference examples 2
By the liquid-crystal composition that each compound listed in table 4 and weight percentage are mixed with reference examples, it is filled in carries out performance test between the liquid-crystal display two substrates, test data is as shown in the table:
Table 4 liquid-crystal composition formula and test performance thereof
Figure BDA00002716434700151
Embodiment 2
Be mixed with liquid-crystal composition of the present invention by each compound listed in table 5 and weight percentage, it is filled in and carries out performance test between the liquid-crystal display two substrates, and test data is as shown in the table:
Table 5 liquid-crystal composition formula and test performance thereof
Figure BDA00002716434700152
Can find out by comparing embodiment 2 and Comparative Examples 2, composition provided by the invention has higher clearing point, thereby can be used in high temperature service, has simultaneously high optics anisotropic and suitable high dielectric anisotropy.
Embodiment 3
Be mixed with liquid-crystal composition of the present invention by each compound listed in table 6 and weight percentage, it is filled in and carries out performance test between the liquid-crystal display two substrates, and test data is as shown in the table:
Table 6 liquid-crystal composition formula and test performance thereof
The characteristics of said composition are high clearing point, favourable optics anisotropic, suitably high dielectric anisotropy and response speed faster.
Embodiment 4
Be mixed with liquid-crystal composition of the present invention by each compound listed in table 7 and weight percentage, it is filled in and carries out performance test between the liquid-crystal display two substrates, and test data is as shown in the table:
Table 7 liquid-crystal composition formula and test performance thereof
The characteristics of said composition are high clearing point, favourable optics anisotropic, suitably high dielectric anisotropy and response speed faster.
Embodiment 5
Be mixed with liquid-crystal composition of the present invention by each compound listed in table 8 and weight percentage, it is filled in and carries out performance test between the liquid-crystal display two substrates, and test data is as shown in the table:
Table 8 liquid-crystal composition formula and test performance thereof
Figure BDA00002716434700181
The characteristics of said composition are very high clearing point, favourable optics anisotropic, suitably high dielectric anisotropy and response speed faster.
Embodiment 6
Be mixed with liquid-crystal composition of the present invention by each compound listed in table 9 and weight percentage, it is filled in and carries out performance test between the liquid-crystal display two substrates, and test data is as shown in the table:
Table 9 liquid-crystal composition formula and test performance thereof
Figure BDA00002716434700191
The characteristics of said composition are high clearing point, favourable optics anisotropic, higher specific refractory power, suitably high dielectric anisotropy and response speed faster.

Claims (9)

1. liquid-crystal composition comprises:
(1) account for the compound of the logical formula I of described liquid-crystal composition gross weight 5%-35%
(2) account for the compound of the logical formula II of described liquid-crystal composition gross weight 1%-35%
Figure FDA00002716434600012
(3) account for the compound of the general formula (III) of described liquid-crystal composition gross weight 40%-85%
Figure FDA00002716434600013
And
(4) account for the compound of the logical formula IV of described liquid-crystal composition gross weight 1-35%
Figure FDA00002716434600014
Wherein,
R 1, R 2Can be identical or different, be independently selected from respectively by H, halogen, have the halo of 1-7 carbon atom or not by the alkyl of halo or alkoxyl group, the group that has the halo of 2-7 carbon atom or do not formed by the alkane thiazolinyl of halo or alcoxyl thiazolinyl, wherein, at described R 1And R 2In one or more-the CH2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 3Select free H, halogen, have the halo of 1-10 carbon atom or not by the alkyl of halo or alkoxyl group and the group that has the halo of 2-10 carbon atom or do not formed by the alkane thiazolinyl of halo or alcoxyl thiazolinyl, wherein, at described R 3In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 4Select the halo of a free 2-10 carbon atom or do not formed by the alkane thiazolinyl of halo or alcoxyl thiazolinyl;
R 5, R 6Can be identical or different, be independently selected from respectively by H, halogen, have the halo of 1-10 carbon atom or not by the alkyl of halo or alkoxyl group and the group that has the halo of 2-10 carbon atom or do not formed by the alkane thiazolinyl of halo, wherein, at described R 5And R 6In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 7, R 8Can be identical or different, be independently selected from respectively by H, halogen, have the halo of 1-10 carbon atom or not by the alkyl of halo or alkoxyl group and have the halo of 2-10 carbon atom or not by halo alkane thiazolinyl or the group that forms of alcoxyl thiazolinyl, wherein, at described R 7And R 8In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
Z 1, Z 2, Z 3, Z 4, Z 5, Z 6Can be identical or different, be independently selected from respectively by singly-bound ,-O-,-COO-,-OCO-,-C 2H 4-,-CH 2O-,-CH 2CH 2-,-CH=CH-,-CF=CF-,-CF 2O-and-group that C ≡ C-forms;
Y 1Be H, CH independently 3Or F;
L 1, L 2, L 3, L 4, L 5, L 6Can be identical or different, be H or F independently respectively;
Figure FDA00002716434600021
Can be identical or different, be independently selected from respectively by
Figure FDA00002716434600022
Figure FDA00002716434600023
With
Figure FDA00002716434600024
The group that forms;
Figure FDA00002716434600025
Can be identical or different, be independently respectively
Figure FDA00002716434600026
Or
Figure FDA00002716434600027
Wherein said
Figure FDA00002716434600028
In one or two non-conterminous-CH 2-can be replaced by O, described
Figure FDA00002716434600029
Upper one or more H can be replaced by F independently of one another;
M, n are identical or different, are 0,1 or 2 independently of one another, and 0≤m+n≤3;
A, b, c, d are identical or different, are 0,1 or 2 independently of one another, and 1≤a+b+c+d≤7;
Q is 0 or 1.
2. liquid-crystal composition according to claim 1, is characterized in that, one or more compounds in the group that the freely following compound of compound choosing of described logical formula I forms:
Figure FDA000027164346000210
And
Figure FDA00002716434600032
Wherein,
R 1Be independently selected from by the fluoro with 1-5 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-5 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl;
R 2Be independently selected from by H, F, have the fluoro of 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-8 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl, wherein, at described R 1, R 2In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other.
3. liquid-crystal composition according to claim 1, is characterized in that, one or more compounds in the group that the freely following compound of compound choosing of described logical formula II forms:
Figure FDA00002716434600041
And
Figure FDA00002716434600042
Wherein,
R 3Choosing freely has the fluoro of 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group with have the fluorine replacement of 2-8 carbon atom or the alkane thiazolinyl that do not replaced by fluorine or the group of alcoxyl thiazolinyl composition.
4. liquid-crystal composition according to claim 1, is characterized in that, one or more compounds in the group that the freely following compound of compound choosing of described general formula (III) forms:
Figure FDA00002716434600043
Figure FDA00002716434600051
And
Figure FDA00002716434600052
Wherein,
R 5Be independently selected from by the fluoro with 2-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-5 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl, wherein, at described R 5In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other;
R 6Be independently selected from by H, F and have the fluoro of 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-5 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl, wherein, at described R 6In one or more-CH 2-group can be independently of one another by-CH=CH-,-O-,-CH=CF-,-CF=CH-,-CF=CF-,-CO-O-or-O-CO-substitutes, its prerequisite is that Sauerstoffatom directly is not connected to each other.
5. liquid-crystal composition according to claim 1, is characterized in that, one or more compounds in the group that the freely following compound of compound choosing of described general formula (IV) forms:
Figure FDA00002716434600053
Figure FDA00002716434600061
And
Figure FDA00002716434600062
Wherein,
R 7Be independently selected from by the fluoro with 1-8 carbon atom or not by the alkyl of fluoro or alkoxyl group and the group that has the fluoro of 2-8 carbon atom or do not formed by the alkane thiazolinyl of fluoro or alcoxyl thiazolinyl;
R 8Be independently selected from by H ,-CH 2F ,-CH 2CH 2F ,-CH 2CH 2CH 2F ,-CH 2CH 2CH 2CH 2F ,-OCH 2F ,-CH 2OCH 2F ,-CH 2CH 2OCH 2F and-CH=CF 2The group that forms.
6. according to claim 1-5 described liquid-crystal compositions is characterized in that: the compound of logical formula I accounts for the 5%-30% of described composition total weight; The compound of logical formula II accounts for the 5%-30% of described composition total weight; The compound of general formula (III) accounts for the 45%-80% of described composition total weight; The compound of logical formula IV accounts for the 10%-25% of described composition total weight.
7. liquid-crystal composition according to claim 6, is characterized in that, described liquid-crystal composition comprises:
Account for the compound III-2-1 of described liquid-crystal composition gross weight 12%
Figure FDA00002716434600071
Account for the compound III-11-1 of described liquid-crystal composition gross weight 3%
Account for the compound III-2-2 of described liquid-crystal composition gross weight 4%
Account for the compound III-4-1 of described liquid-crystal composition gross weight 2%
Figure FDA00002716434600074
Account for the compound III-4-2 of described liquid-crystal composition gross weight 2%
Figure FDA00002716434600075
Account for the compound III-5-1 of described liquid-crystal composition gross weight 8%
Figure FDA00002716434600076
Account for the compound III-5-2 of described liquid-crystal composition gross weight 21%
Account for the compound III-5-3 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600078
Account for the compound ii-1-1 of described liquid-crystal composition gross weight 20%
Figure FDA00002716434600079
Account for the compounds Ⅳ-5-1 of described liquid-crystal composition gross weight 2%
Figure FDA000027164346000710
Account for the compounds Ⅳ-5-2 of described liquid-crystal composition gross weight 2%
Account for the compounds Ⅳ-6-2 of described liquid-crystal composition gross weight 5%
Account for the compounds Ⅳ-6-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600082
Account for the chemical compounds I-8-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600083
Account for the chemical compounds I-8-2 of described liquid-crystal composition gross weight 6%
Figure FDA00002716434600084
Perhaps, described liquid-crystal composition comprises:
Account for the compound III-2-1 of described liquid-crystal composition gross weight 7%
Figure FDA00002716434600085
Account for the compound III-4-2 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600086
Account for the compound III-5-1 of described liquid-crystal composition gross weight 8%
Figure FDA00002716434600087
Account for the compound III-5-2 of described liquid-crystal composition gross weight 16%
Figure FDA00002716434600088
Account for the compound III-1-3 of described liquid-crystal composition gross weight 10%
Figure FDA00002716434600089
Account for the compound III-1-4 of described liquid-crystal composition gross weight 10%
Figure FDA00002716434600091
Account for the compound ii-1-1 of described liquid-crystal composition gross weight 19%
Figure FDA00002716434600092
Account for the compound ii-1-2 of described liquid-crystal composition gross weight 6%
Figure FDA00002716434600093
Account for the compounds Ⅳ-3-2 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600094
Account for the compounds Ⅳ-3-1 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600095
Account for the chemical compounds I-6-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600096
Account for the chemical compounds I-6-2 of described liquid-crystal composition gross weight 5%
Perhaps, described liquid-crystal composition comprises:
Account for the compound III-3-1 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600098
Account for the compound III-2-1 of described liquid-crystal composition gross weight 12%
Figure FDA00002716434600099
Account for the compound III-2-2 of described liquid-crystal composition gross weight 5%
Figure FDA000027164346000910
Account for the compound III-4-2 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600101
Account for the compound III-5-1 of described liquid-crystal composition gross weight 10%
Figure FDA00002716434600102
Account for the compound III-5-2 of described liquid-crystal composition gross weight 21%
Figure FDA00002716434600103
Account for the compound III-5-3 of described liquid-crystal composition gross weight 5%
Account for the compound ii-1-1 of described liquid-crystal composition gross weight 19%
Figure FDA00002716434600105
Account for the compounds Ⅳ-6-2 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600106
Account for the compounds Ⅳ-6-1 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600107
Account for the chemical compounds I-8-1 of described liquid-crystal composition gross weight 5%
Account for the chemical compounds I-8-2 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600109
Account for the chemical compounds I-1-1 of described liquid-crystal composition gross weight 2%
Account for the chemical compounds I-1-2 of described liquid-crystal composition gross weight 2%
Perhaps, described liquid-crystal composition comprises:
Account for the compound III-2-1 of described liquid-crystal composition gross weight 12%
Account for the compound III-2-2 of described liquid-crystal composition gross weight 6%
Figure FDA00002716434600114
Account for the compound III-4-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600115
Account for the compound III-4-2 of described liquid-crystal composition gross weight 10%
Figure FDA00002716434600116
Account for the compound III-8-1 of described liquid-crystal composition gross weight 8%
Figure FDA00002716434600117
Account for the compound III-7-1 of described liquid-crystal composition gross weight 12%
Account for the compound ii-1-1 of described liquid-crystal composition gross weight 29%
Figure FDA00002716434600119
Account for the compounds Ⅳ-5-1 of described liquid-crystal composition gross weight 3%
Figure FDA000027164346001110
Account for the compounds Ⅳ-6-2 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600121
Account for the chemical compounds I-8-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600122
Account for the chemical compounds I-8-2 of described liquid-crystal composition gross weight 4%
Account for the chemical compounds I-1-1 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600124
Account for the chemical compounds I-1-2 of described liquid-crystal composition gross weight 2%
Figure FDA00002716434600125
Perhaps, described liquid-crystal composition comprises:
Account for the compound ii-1-1 of described liquid-crystal composition gross weight 10%
Figure FDA00002716434600126
Account for the compound III-1-1 of described liquid-crystal composition gross weight 10%
Figure FDA00002716434600127
Account for the compound III-2-1 of described liquid-crystal composition gross weight 7%
Figure FDA00002716434600128
Account for the compound III-4-1 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600129
Account for the compound III-4-2 of described liquid-crystal composition gross weight 3%
Account for the compound III-5-1 of described liquid-crystal composition gross weight 13%
Figure FDA00002716434600132
Account for the compound III-5-2 of described liquid-crystal composition gross weight 20%
Figure FDA00002716434600133
Account for the compound III-1-2 of described liquid-crystal composition gross weight 12%
Figure FDA00002716434600134
Account for the compound III-11-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600135
Account for the compound III-9-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600136
Account for the compounds Ⅳ-6-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600137
Account for the compounds Ⅳ-6-2 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600138
Account for the chemical compounds I-8-2 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600139
Account for the chemical compounds I-8-1 of described liquid-crystal composition gross weight 2%
Perhaps, described liquid-crystal composition comprises:
Account for the compound ii-1-1 of described liquid-crystal composition gross weight 7%
Account for the compound III-1-1 of described liquid-crystal composition gross weight 10%
Figure FDA00002716434600143
Account for the compound III-2-1 of described liquid-crystal composition gross weight 8%
Account for the compound III-4-2 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600145
Account for the compound III-5-1 of described liquid-crystal composition gross weight 8%
Account for the compound III-5-2 of described liquid-crystal composition gross weight 20%
Figure FDA00002716434600147
Account for the compound III-1-3 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600148
Account for the compound III-1-4 of described liquid-crystal composition gross weight 5%
Figure FDA00002716434600149
Account for the compound III-1-2 of described liquid-crystal composition gross weight 12%
Figure FDA000027164346001410
Account for the compound III-11-1 of described liquid-crystal composition gross weight 4%
Figure FDA000027164346001411
Account for the compound III-9-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600151
Account for the compounds Ⅳ-6-1 of described liquid-crystal composition gross weight 4%
Figure FDA00002716434600152
Account for the compounds Ⅳ-6-2 of described liquid-crystal composition gross weight 3%
Figure FDA00002716434600153
Account for the chemical compounds I-8-2 of described liquid-crystal composition gross weight 4%
Account for the chemical compounds I-8-1 of described liquid-crystal composition gross weight 3%
Account for the chemical compounds I-1-1 of described liquid-crystal composition gross weight 2%
Figure 20131000636081000011
。
8. the application of according to claim 1-7 described liquid-crystal compositions in making the electrooptics device.
9. electrooptics liquid-crystal display, described liquid-crystal display comprises the liquid-crystal composition of claim 1-7.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105647542A (en) * 2016-02-01 2016-06-08 北京华科嘉泰科技有限公司 Liquid crystal compound containing 1,5-indan structure and preparation method and application thereof
CN114075439A (en) * 2021-12-07 2022-02-22 西安瑞联新材料股份有限公司 Benzopentane liquid crystal compound and composition thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0647695A1 (en) * 1993-09-29 1995-04-12 Canon Kabushiki Kaisha Liquid crystal composition, liquid crystal device and liquid crystal apparatus using same
EP0915145A1 (en) * 1997-10-10 1999-05-12 Aventis Research & Technologies GmbH & Co. KG Ferroelectric liquid crystal mixture
WO2005037957A1 (en) * 2003-10-17 2005-04-28 Merck Patent Gmbh Liquid crystal medium containing fluorinated indane compounds
CN102703093A (en) * 2012-06-13 2012-10-03 江苏和成新材料有限公司 Liquid crystal composition and liquid crystal display device comprising liquid crystal composition
CN102775304A (en) * 2012-08-01 2012-11-14 江苏和成显示科技股份有限公司 Polyvinylidene floride derivative taken as liquid crystal medium component, and preparation method and application thereof
CN102775993A (en) * 2012-08-01 2012-11-14 江苏和成显示科技股份有限公司 Liquid crystal composition and display device containing same
CN102795974A (en) * 2012-07-31 2012-11-28 江苏和成显示科技股份有限公司 Liquid crystal medium and liquid crystal composition
CN102994100A (en) * 2012-10-11 2013-03-27 江苏和成显示科技股份有限公司 Liquid crystal composition and liquid crystal display device containing liquid crystal composition

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0647695A1 (en) * 1993-09-29 1995-04-12 Canon Kabushiki Kaisha Liquid crystal composition, liquid crystal device and liquid crystal apparatus using same
EP0915145A1 (en) * 1997-10-10 1999-05-12 Aventis Research & Technologies GmbH & Co. KG Ferroelectric liquid crystal mixture
WO2005037957A1 (en) * 2003-10-17 2005-04-28 Merck Patent Gmbh Liquid crystal medium containing fluorinated indane compounds
CN102703093A (en) * 2012-06-13 2012-10-03 江苏和成新材料有限公司 Liquid crystal composition and liquid crystal display device comprising liquid crystal composition
CN102795974A (en) * 2012-07-31 2012-11-28 江苏和成显示科技股份有限公司 Liquid crystal medium and liquid crystal composition
CN102775304A (en) * 2012-08-01 2012-11-14 江苏和成显示科技股份有限公司 Polyvinylidene floride derivative taken as liquid crystal medium component, and preparation method and application thereof
CN102775993A (en) * 2012-08-01 2012-11-14 江苏和成显示科技股份有限公司 Liquid crystal composition and display device containing same
CN102994100A (en) * 2012-10-11 2013-03-27 江苏和成显示科技股份有限公司 Liquid crystal composition and liquid crystal display device containing liquid crystal composition

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105647542A (en) * 2016-02-01 2016-06-08 北京华科嘉泰科技有限公司 Liquid crystal compound containing 1,5-indan structure and preparation method and application thereof
CN114075439A (en) * 2021-12-07 2022-02-22 西安瑞联新材料股份有限公司 Benzopentane liquid crystal compound and composition thereof
CN114075439B (en) * 2021-12-07 2023-07-28 西安瑞联新材料股份有限公司 Benzopentanes liquid crystal compound and composition thereof

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