CN106635057A - Liquid crystal composition and liquid crystal display device - Google Patents

Liquid crystal composition and liquid crystal display device Download PDF

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Publication number
CN106635057A
CN106635057A CN201510733910.5A CN201510733910A CN106635057A CN 106635057 A CN106635057 A CN 106635057A CN 201510733910 A CN201510733910 A CN 201510733910A CN 106635057 A CN106635057 A CN 106635057A
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liquid
compound
crystal composition
gross weight
account
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CN201510733910.5A
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CN106635057B (en
Inventor
刘云云
丁文全
韩文明
贺笛
姚利芳
李鹏飞
张鹤鸣
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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 discloses a liquid crystal composition and a liquid crystal display device containing the liquid crystal composition. The liquid crystal composition comprises, by weight, 5 to 20% of at least one compound selected from compounds represented by general formula I-1 and/or general formula I-2, 10 to 25% of at least one compound represented by general formula II, 5 to 20% of at least one compound represented by general formula III, 10 to 35% of at least one compound represented by general formula IV, and 30 to 70% of at least one compound represented by general formula V. The liquid crystal composition possesses relatively wide nematic phase temperature range, relatively high optical anisotropy, dielectric anisotropy, and clearing point, low clearing point, and relatively high ultraviolet light stability and thermal stability, and is suitable to be applied in the liquid crystal display device; the liquid crystal display device possesses relatively excellent display contrast ratio, is capable of realizing quick response and saving electricity, and is suitable to be used at low temperature environment.

Description

Liquid-crystal composition and liquid crystal display device
Technical field
The present invention relates to a kind of liquid-crystal composition, more particularly to a kind of with wider nematic temperature range, higher optics The characteristics such as anisotropy, higher dielectric anisotropy, higher clearing point, low viscosity and low temperature storage stability height Liquid-crystal composition, and the liquid crystal display device comprising the liquid-crystal composition.
Background technology
Liquid crystal material is mainly used in the dielectric of liquid crystal display, this is because applied voltage can change this kind of material Optical property.Be based on the Electrooptical devices of liquid crystal well known to a person skilled in the art, it is possible to comprising various effects.It is this kind of The example of device is the liquid crystal cell with dynamic scattering, DAP (orientation mutually deforms) liquid crystal cell, guest/principal mode liquid crystal cell, tool Have the TN boxes of twisted-nematic structure, STN (super twisted nematic) liquid crystal cell, SBE (super birefringence effect) liquid crystal cells and OMI (interference of light film) liquid crystal cell.Modal display is based on Schadt-Helfrich effects and with twisted-nematic structure. Additionally, also there is the liquid crystal cell for operating parallel to the electric field of substrate and liquid crystal surface, such as IPS (in-plane switching) liquid crystal Box.Particularly, TN, STN and IPS liquid crystal cell, especially TN and IPS liquid crystal cells are having at present for the medium of the present invention The application of commercial significance.
For liquid crystal display, possess good chemically and thermally stability, good electric field and electromagnetic radiation are stablized Property, the liquid-crystal compounds and liquid crystal media of appropriate optical anisotropy, faster response speed and relatively low threshold voltage are Meet current needs.Because mixture of the liquid crystal usually as various ingredients is used, dissolving each other each other between each component shows It is particularly important, and according to different battery types and application, liquid crystal has to meet different requirements, such as electrical conductivity, Dielectric anisotropy and optical anisotropy etc., but the longer response time is significantly had the drawback that in the prior art, Low resistivity and operating voltage is excessively high, such as EP0673986, DE19528106, DE19528107.In addition, low temperature Storage stability is poor be also existing many liquid crystal materials defect, such as WO9732942A1.
A series of compounds with liquid crystal Jie's phase disclosed so far do not include meeting the list that all these aspects are required Body compound, therefore, in liquid crystal material field, need the novel liquid crystalline compositions with improvement performance.Especially, for For many application types, liquid-crystal composition must have suitable width nematic phase range, appropriate refractive index, dielectric respectively to The opposite sex and low temperature storage stability.
The content of the invention
It is an object of the invention to provide a kind of liquid-crystal composition, its have little viscosity, fast response time, optical anisotropy it is big, The characteristics such as dielectric anisotropy is big, good low temperature stability, the liquid-crystal composition can be applicable in liquid crystal cell, make the liquid crystal Element have it is good display contrast, quick response and superior power saving performance.
The technical solution used in the present invention is:
A kind of liquid-crystal composition is provided, the liquid-crystal composition is included:
Account at least one formula I -1 of the 5-20% of the liquid-crystal composition gross weight and/or the compound of formula I -2
Account for the compound of at least one formula II of the 10-25% of the liquid-crystal composition gross weight
Account for the compound of at least one general formula III of the 5-20% of the liquid-crystal composition gross weight
Account for the compound of at least one general formulae IV of the 10-35% of the liquid-crystal composition gross weight
And
Account at least one compounds of formula V of the 30-70% of the liquid-crystal composition gross weight:
Wherein,
R1、R2、R3、R4And R5It is identical or different, independently of one another represent H, the alkyl that carbon number is 1 to 5 or Alkoxyl, or the thiazolinyl that carbon number is 2 to 5;
R6And R7It is identical or different, alkyl or alkoxyl of the carbon number for 1-5, or carbon number are represented independently of one another For the thiazolinyl of 2-5;
Represent It is wherein describedUpper one or More H can be replaced by F;
It is identical or different, represent independently of one another
It is identical or different, represent independently of one another
X1Represent F ,-OCF3Or-OCF2- CF=CF2
L1And L2It is identical or different, H or F is represented independently of one another;
M and p are identical or different, and 0,1 or 2 are represented independently of one another, wherein, when m is 2,Phase It is same or different;When p is 2,It is identical or different;
N represents 0 or 1.
In some embodiments, R1、R2、R4And R5It is identical or different, independently of one another represent carbon number be 1 to 5 alkyl;
In some embodiments, R3Expression H or the alkyl that carbon number is 1 to 5;
In some embodiments, R6Expression carbon number is the thiazolinyl of alkyl or carbon number for 2-5 of 1-5;
In some embodimentsRepresentOr
In some embodiments,RepresentOr
In some embodiments,Represent
In some embodiments,RepresentOr
In some embodiments,Represent
In some embodiments, X1Represent F or-OCF3
In some embodiments,It is identical or different, it is each independent Ground is represented
In some embodiments, p represents 0 or 1.
In embodiments of the invention, the compound of the preferably formula I -1 and/or formula I -2 accounts for the liquid crystal combination The 5-15% of thing gross weight;The compound of the formula II accounts for the 10-20% of the liquid-crystal composition gross weight;The formula III compound accounts for the 5-12% of the liquid-crystal composition gross weight;It is total that the compound of the general formulae IV accounts for the liquid-crystal composition The 10-30% of weight;And the compound of the formula V accounts for the 25-60% of the liquid-crystal composition gross weight.
In embodiments of the invention, preferably the compound of the formula I -1 selected from following compound group into group:
And
The compound of the formula I -2 selected from following compound group into group:
And
As particularly preferred scheme, the compound of the formula I -1 selected from following compound group into group:
And
As particularly preferred scheme, the compound of the formula I -2 selected from following compound group into group:
And
In embodiments of the invention, preferably the compound of the formula II selected from following compound group into group:
And
More preferably, the compound of the formula II -1 selected from following compound group into group:
And
More preferably, the compound of the formula II -2 selected from following compound group into group:
And
More preferably, the compound of the formula II -3 selected from following compound group into group:
And
More preferably, the compound of the formula II -4 selected from following compound group into group:
And
More preferably, the compound of the formula II -5 selected from following compound group into group:
And
More preferably, the compound of the formula II -6 selected from following compound group into group:
And
More preferably, the compound of the formula II -7 selected from following compound group into group:
And
More preferably, the compound of the formula II -8 selected from following compound group into group:
And
More preferably, the compound of the formula II -9 selected from following compound group into group:
And
More preferably, the compound of the formula II -10 selected from following compound group into group:
And
More preferably, the compound of the formula II -11 selected from following compound group into group:
And
More preferably, the compound of the formula II -12 selected from following compound group into group:
And
More preferably, the compound of the formula II -13 selected from following compound group into group:
And
As particularly preferred scheme, the compound of the formula II selected from following compound group into group:
And
In embodiments of the invention, preferably the compound of the general formula III selected from following compound group into group:
And
In embodiments of the invention, preferably the compound of the general formulae IV selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -1 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -2 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -3 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -4 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -5 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -6 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -7 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -8 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -9 selected from following compound group into group:
And
Preferably, the compound of the general formulae IV -10 selected from following compound group into group:
And
As particularly preferred scheme, the compound of the general formulae IV selected from following compound group into group:
And
In embodiments of the invention, preferably the compound of the formula V selected from following compound group into group:
And
Preferably, the compound of the formula V -1 selected from following compound group into group:
And
Preferably, the compound of the formula V -2 selected from following compound group into group:
And
Preferably, the compound of the formula V -3 selected from following compound group into group:
And
Preferably, the compound of the formula V -4 selected from following compound group into group:
And
Preferably, the compound of the formula V -5 selected from following compound group into group:
And
Preferably, the compound of the formula V -6 selected from following compound group into group:
And
Preferably, the compound of the formula V -7 selected from following compound group into group:
And
As particularly preferred scheme, the compound of the formula V selected from following compound group into group:
And
Used as particularly preferred scheme, it is total that the compound of the preferably formula I -1 and/or formula I -2 accounts for the liquid-crystal composition The 7-12% of weight;The compound of the formula II accounts for the 10-18% of the liquid-crystal composition gross weight;The general formula III Compound accounts for the 8-10% of the liquid-crystal composition gross weight;The compound of the general formulae IV accounts for the liquid-crystal composition gross weight 10-30%;And the compound of the formula V accounts for the 30-60% of the liquid-crystal composition gross weight.
The present invention also provides a kind of liquid crystal display device, and the liquid crystal display device includes liquid crystal combination provided by the present invention Thing.
The present invention adopts above-mentioned technical proposal, and compared to the prior art acquired technological progress has:
Liquid-crystal composition provided by the present invention has wider nematic temperature range, higher optical anisotropy, higher The characteristic such as dielectric anisotropy, higher clearing point, low viscosity and low temperature storage stability height, it is adaptable to liquid crystal display In device, make the liquid crystal display device have preferably display contrast, quick response and superior power saving performance, can Used in low temperature environment.
In the present invention if no special instructions, described ratio is weight ratio, and all temperature are degree celsius temperature, described Response time data test select box thickness be 7 μm.
Specific embodiment
The present invention is illustrated below with reference to specific embodiment.It should be noted that the following examples are showing for the present invention Example, only for illustrating the present invention, and is not limited to the present invention.In the case of without departing from present subject matter or scope, can Carry out other combinations and the various improvement in present inventive concept.
For ease of expression, in following embodiment, the code listed by the unit structure table 1 of liquid-crystal composition is represented:
The unit structure code of the liquid-crystal compounds of table 1
By taking the compound of following structural formula as an example:
Structural formula code as listed by with table 2 is represented, then can be expressed as:NCPUF, the n in code represents left end alkyl C atomicities, such as n are " 3 ", that is, represent that the alkyl is-C3H7;C in code represents cyclohexyl.
In following examples test event to write a Chinese character in simplified form code name as follows:
Cp(℃):Clearing point (nematic-isotropic phase transition temperature)
Δn:Optical anisotropy (589nm, 25 DEG C)
Δε:Dielectric anisotropy (1KHz, 25 DEG C)
V10:Threshold voltage (character voltage in 10% relative contrast, normal white mode)
η:Kinematic viscosity (mm2·s-1, 25 DEG C, unless otherwise stated)
t-30℃:The low-temperature storage time (at -30 DEG C)
VHR (initial):Voltage retention (%)
VHR(UV,20min):Voltage retention (%) after UV light irradiations 20min
VHR (high temperature):High temperature keeps the voltage retention (%) after 1h at 150 DEG C
ρ:Resistivity (Ω cm, 25 ± 2 DEG C)
Wherein, refractive anisotrop using abbe's refractometer under sodium lamp (589nm) light source, 25 DEG C of tests obtain; Measurement box is TN90 types, and box is thick 7 μm.
Δ ε=ε ‖-ε ⊥, wherein, ε ‖ are the dielectric constant parallel to molecular axis, and ε ⊥ are the dielectric constant perpendicular to molecular axis, Test condition:25 DEG C, 1KHz, testing cassete be TN90 types, box is thick 7 μm.
VHR (initial) is obtained using TOY06254 type liquid crystal evaluation of physical property system testings;Test temperature is 60 DEG C, is surveyed Examination voltage is 5V, and test frequency is 6Hz.
VHR (UV) is obtained using TOY06254 type liquid crystal evaluation of physical property system testings;The use of wavelength is 365nm, energy Measure as 6000mJ/cm2Light irradiation liquid crystal 20min after test, 60 DEG C of test temperature, test voltage is 5V, test frequency For 6Hz.
VHR (high temperature) is obtained using TOY06254 type liquid crystal evaluation of physical property system testings;Liquid crystal high temperature dwell at 150 DEG C Hold and tested after 1h, 60 DEG C of test temperature, test voltage is 5V, and test frequency is 6Hz.
Resistivity applies the DC voltage of 10V by injecting 1.0mL liquid crystal in fluid cartridge, determines 10 after applied voltage The DC current of the box after second is calculating.
Electricalresistivityρ is calculated by following formula:
(resistivity)={ (voltage) × (box capacity) }/{ (gravity flow electric current) × (permittivity of vacuum) }.
The each composition for being adopted below in an example, can be synthesized by known method, or by business Approach is obtained.These synthetic technologys are conventional, and resulting each liquid-crystal compounds Jing tests meet electrical type compound standard.
The proportioning of each liquid-crystal composition specified according to following examples, prepares liquid-crystal composition.The system of the liquid-crystal composition Standby carried out according to the conventional method of this area, such as takes the ratio mixing according to the rules of heating, ultrasonic wave, the mode that suspends It is obtained.
Reference examples 1
The liquid-crystal composition of reference examples 1 is configured to by each compound and percetage by weight listed in table 2, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 2 and its test performance
Reference examples 2
The liquid-crystal composition of reference examples 2 is configured to by each compound and percetage by weight listed in table 3, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 3 and its test performance
Embodiment 1
The liquid-crystal composition of embodiment 1 is configured to by each compound and percetage by weight listed in table 4, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 4 and its test performance
Embodiment 2
The liquid-crystal composition of embodiment 2 is configured to by each compound and percetage by weight listed in table 5, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 5 and its test performance
Embodiment 3
The liquid-crystal composition of embodiment 3 is configured to by each compound and percetage by weight listed in table 6, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 6 and its test performance
Embodiment 4
The liquid-crystal composition of embodiment 4 is configured to by each compound and percetage by weight listed in table 7, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 7 and its test performance
Embodiment 5
The liquid-crystal composition of embodiment 5 is configured to by each compound and percetage by weight listed in table 8, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 8 and its test performance
Embodiment 6
The liquid-crystal composition of embodiment 6 is configured to by each compound and percetage by weight listed in table 9, it is filled in liquid crystal Performance test is carried out between display two substrates, test data is as shown in the table:
The liquid crystal combination composition formula of table 9 and its test performance
By above reference examples 1, reference examples 2, embodiment 1, embodiment 2, embodiment 3, embodiment 4, embodiment 5 With embodiment 6 as can be seen that the present invention provide liquid-crystal composition have higher clearing point, higher optical anisotropy, Higher dielectric anisotropy, higher voltage retention, also with higher ultraviolet light stability, higher heat endurance With relatively low viscosity, in being applicable to liquid crystal display, the display reliability for providing liquid-crystal composition containing the present invention is high, Good stability, while also have preferably displaying contrast, fast response speed meets the requirement of its lower power consumption.
Embodiment of above technology design only to illustrate the invention and feature, its object is to allow person skilled in the art Solution present invention is simultaneously carried out, and can not be limited the scope of the invention with this, all according to spirit of the invention institute The equivalence changes done or modification, all should cover within the scope of the present invention.

Claims (13)

1. a kind of liquid-crystal composition, it is characterised in that the liquid-crystal composition is included:
Account at least one formula I -1 of the 5-20% of the liquid-crystal composition gross weight and/or the compound of formula I -2
Account for the compound of at least one formula II of the 10-25% of the liquid-crystal composition gross weight
Account for the compound of at least one general formula III of the 5-20% of the liquid-crystal composition gross weight
Account for the compound of at least one general formulae IV of the 10-35% of the liquid-crystal composition gross weight
Account at least one compounds of formula V of the 30-70% of the liquid-crystal composition gross weight:
Wherein,
R1、R2、R3、R4And R5It is identical or different, independently of one another represent H, the alkyl that carbon number is 1 to 5 or Alkoxyl, or the thiazolinyl that carbon number is 2 to 5;
R6And R7It is identical or different, alkyl or alkoxyl of the carbon number for 1-5, or carbon number are represented independently of one another For the thiazolinyl of 2-5;
Represent It is wherein describedUpper one or More H can be replaced by F;
It is identical or different, represent independently of one another
It is identical or different, represent independently of one another
X1Represent F ,-OCF3Or-OCF2- CF=CF2
L1And L2It is identical or different, H or F is represented independently of one another;
M and p are identical or different, and 0,1 or 2 are represented independently of one another, wherein, when m is 2,Phase It is same or different;When p is 2,It is identical or different;
N represents 0 or 1.
2. liquid-crystal composition according to claim 1, it is characterised in that the formula I -1 and/or formula I -2 Compound accounts for the 5-15% of the liquid-crystal composition gross weight;The compound of the formula II accounts for the liquid-crystal composition gross weight 10-20%;The compound of the general formula III accounts for the 5-12% of the liquid-crystal composition gross weight;The chemical combination of the general formulae IV Thing accounts for the 10-30% of the liquid-crystal composition gross weight;And the compound of the formula V accounts for the liquid-crystal composition gross weight The 25-60% of amount.
3. liquid-crystal composition according to claim 2, it is characterised in that the compound of the formula I -1 is selected from following Compound group into group:
The compound of the formula I -2 selected from following compound group into group:
4. liquid-crystal composition according to claim 2, it is characterised in that the compound of the formula II is selected from following Compound group into group:
Wherein, R3As defined in claim 1.
5. liquid-crystal composition according to claim 4, it is characterised in that the compound of the formula II -1 is selected from following Compound group into group:
The compound of the formula II -2 selected from following compound group into group:
The compound of the formula II -3 selected from following compound group into group:
The compound of the formula II -4 selected from following compound group into group:
The compound of the formula II -5 selected from following compound group into group:
The compound of the formula II -6 selected from following compound group into group:
The compound of the formula II -7 selected from following compound group into group:
The compound of the formula II -8 selected from following compound group into group:
The compound of the formula II -9 selected from following compound group into group:
The compound of the formula II -10 selected from following compound group into group:
The compound of the formula II -11 selected from following compound group into group:
The compound of the formula II -12 selected from following compound group into group:
The compound of the formula II -13 selected from following compound group into group:
6. liquid-crystal composition according to claim 2, it is characterised in that the compound of the general formula III is selected from followingization The group of compound composition:
7. liquid-crystal composition according to claim 2, it is characterised in that the compound of the general formulae IV is selected from followingization The group of compound composition:
Wherein, R5As defined in claim 1.
8. liquid-crystal composition according to claim 7, it is characterised in that the compound of the general formulae IV -1 is selected from following Compound group into group:
The compound of the general formulae IV -2 selected from following compound group into group:
The compound of the general formulae IV -3 selected from following compound group into group:
The compound of the general formulae IV -4 selected from following compound group into group:
The compound of the general formulae IV -5 selected from following compound group into group:
The compound of the general formulae IV -6 selected from following compound group into group:
The compound of the general formulae IV -7 selected from following compound group into group:
The compound of the general formulae IV -8 selected from following compound group into group:
The compound of the general formulae IV -9 selected from following compound group into group:
The compound of the general formulae IV -10 selected from following compound group into group:
9. liquid-crystal composition according to claim 2, it is characterised in that the compound of the formula V is selected from followingization The group of compound composition:
Wherein, R6And R7As defined in claim 1.
10. liquid-crystal composition according to claim 9, it is characterised in that the compound of the formula V -1 be selected from Lower compound group into group:
The compound of the formula V -2 selected from following compound group into group:
The compound of the formula V -3 selected from following compound group into group:
The compound of the formula V -4 selected from following compound group into group:
The compound of the formula V -5 selected from following compound group into group:
The compound of the formula V -6 selected from following compound group into group:
The compound of the formula V -7 selected from following compound group into group:
11. liquid-crystal compositions according to any one of claim 3 to 10, it is characterised in that the formula I -1 And/or the compound of formula I -2 accounts for the 7-12% of the liquid-crystal composition gross weight;The compound of the formula II accounts for described The 10-18% of liquid-crystal composition gross weight;The compound of the general formula III accounts for the 8-10% of the liquid-crystal composition gross weight; The compound of the general formulae IV accounts for the 10-30% of the liquid-crystal composition gross weight;And the compound of the formula V accounts for institute State the 30-60% of liquid-crystal composition gross weight.
12. liquid-crystal compositions according to claim 11, it is characterised in that the liquid-crystal composition is included:
Account for the compound III -1 of the liquid-crystal composition gross weight 5%;
Account for the compound III -2 of the liquid-crystal composition gross weight 5%;
Account for the compounds Ⅳ -5-2 of the liquid-crystal composition gross weight 4%;
Account for the compounds Ⅳ -6-2 of the liquid-crystal composition gross weight 12%;
Account for the compounds Ⅳ -3-2 of the liquid-crystal composition gross weight 5%;
Account for the compounds Ⅳ -10-2 of the liquid-crystal composition gross weight 4%;
Account for the compounds Ⅳ -10-3 of the liquid-crystal composition gross weight 4%;
Account for-the 3-8 of compound V of the liquid-crystal composition gross weight 4%;
Account for-the 4-2 of compound V of the liquid-crystal composition gross weight 4%;
Account for-the 2-2 of compound V of the liquid-crystal composition gross weight 4%;
Account for-the 1-4 of compound V of the liquid-crystal composition gross weight 22%;
Account for the compound ii -1-1 of the liquid-crystal composition gross weight 5%;
Account for the compound ii -5-2 of the liquid-crystal composition gross weight 5%;
Account for the compound ii -9-4 of the liquid-crystal composition gross weight 5%;
Account for the chemical compounds I -1-3 of the liquid-crystal composition gross weight 6%;And
Chemical compounds I-the 1-4 of the liquid-crystal composition gross weight 6% is accounted for,
Or the liquid-crystal composition is included:
Account for the compounds Ⅳ -1-3 of the liquid-crystal composition gross weight 5%;
Account for the compounds Ⅳ -2-2 of the liquid-crystal composition gross weight 5%;
Account for-the 3-8 of compound V of the liquid-crystal composition gross weight 5%;
Account for-the 4-2 of compound V of the liquid-crystal composition gross weight 6%;
Account for-the 2-2 of compound V of the liquid-crystal composition gross weight 4%;
Account for the compound III -1 of the liquid-crystal composition gross weight 4%;
Account for the compound III -2 of the liquid-crystal composition gross weight 4%;
Account for-the 1-4 of compound V of the liquid-crystal composition gross weight 29%;
Account for the compounds Ⅳ -4-2 of the liquid-crystal composition gross weight 5%;
Account for the compounds Ⅳ -9-2 of the liquid-crystal composition gross weight 6%;
Account for the compound ii -1-2 of the liquid-crystal composition gross weight 5%;
Account for the compound ii -12-1 of the liquid-crystal composition gross weight 5%;
Account for the compound ii -13-3 of the liquid-crystal composition gross weight 6%;
Account for the compound ii -13-4 of the liquid-crystal composition gross weight 2%;
Account for the chemical compounds I -1-3 of the liquid-crystal composition gross weight 4%;And
Chemical compounds I-the 1-4 of the liquid-crystal composition gross weight 5% is accounted for,
Or the liquid-crystal composition is included:
Account for the compound III -1 of the liquid-crystal composition gross weight 4%;
Account for the compound III -2 of the liquid-crystal composition gross weight 4%;
Account for-the 3-2 of compound V of the liquid-crystal composition gross weight 5%;
Account for-the 2-2 of compound V of the liquid-crystal composition gross weight 6%;
Account for-the 3-1 of compound V of the liquid-crystal composition gross weight 5%;
Account for-the 4-4 of compound V of the liquid-crystal composition gross weight 6%;
Account for-the 1-4 of compound V of the liquid-crystal composition gross weight 29%;
Account for-the 1-7 of compound V of the liquid-crystal composition gross weight 5%;
Account for the compounds Ⅳ -4-2 of the liquid-crystal composition gross weight 4%;
Account for the compounds Ⅳ -4-3 of the liquid-crystal composition gross weight 3%;
Account for the compounds Ⅳ -8-1 of the liquid-crystal composition gross weight 3%;
Account for the compounds Ⅳ -8-2 of the liquid-crystal composition gross weight 3%;
Account for the compound ii -6-2 of the liquid-crystal composition gross weight 4%;
Account for the compound ii -6-3 of the liquid-crystal composition gross weight 4%;
Account for the compound ii -9-2 of the liquid-crystal composition gross weight 6%;
Account for the chemical compounds I -2-3 of the liquid-crystal composition gross weight 4%;And
Chemical compounds I-the 2-2 of the liquid-crystal composition gross weight 5% is accounted for,
Or the liquid-crystal composition is included:
Account for-the 2-2 of compound V of the liquid-crystal composition gross weight 8%;
Account for-the 3-1 of compound V of the liquid-crystal composition gross weight 3%;
Account for the compound III -1 of the liquid-crystal composition gross weight 4%;
Account for the compound III -2 of the liquid-crystal composition gross weight 4%;
Account for-the 3-8 of compound V of the liquid-crystal composition gross weight 6%;
Account for-the 1-4 of compound V of the liquid-crystal composition gross weight 29%;
Account for the compounds Ⅳ -5-2 of the liquid-crystal composition gross weight 5%;
Account for the compounds Ⅳ -5-3 of the liquid-crystal composition gross weight 5%;
Account for the compounds Ⅳ -6-2 of the liquid-crystal composition gross weight 8%;
Account for the compounds Ⅳ -6-4 of the liquid-crystal composition gross weight 7%;
Account for the compound ii -1-1 of the liquid-crystal composition gross weight 4%;
Account for the compound ii -1-2 of the liquid-crystal composition gross weight 5%;
Account for the compound ii -12-2 of the liquid-crystal composition gross weight 5%;
Account for the chemical compounds I -2-3 of the liquid-crystal composition gross weight 5%;And
Chemical compounds I-the 2-2 of the liquid-crystal composition gross weight 2% is accounted for,
Or the liquid-crystal composition is included:
Account for the compound III -1 of the liquid-crystal composition gross weight 5%;
Account for the compound III -2 of the liquid-crystal composition gross weight 5%;
Account for-the 4-2 of compound V of the liquid-crystal composition gross weight 6%;
Account for-the 4-4 of compound V of the liquid-crystal composition gross weight 6%;
Account for-the 2-6 of compound V of the liquid-crystal composition gross weight 3%;
Account for-the 1-4 of compound V of the liquid-crystal composition gross weight 30%;
Account for the compounds Ⅳ -6-2 of the liquid-crystal composition gross weight 8%;
Account for the compounds Ⅳ -6-4 of the liquid-crystal composition gross weight 8%;
Account for the compounds Ⅳ -10-2 of the liquid-crystal composition gross weight 4%;
Account for the compounds Ⅳ -10-4 of the liquid-crystal composition gross weight 4%;
Account for the compound ii -9-2 of the liquid-crystal composition gross weight 5%;
Account for the compound ii -5-2 of the liquid-crystal composition gross weight 6%;
Account for the chemical compounds I -2-2 of the liquid-crystal composition gross weight 5%;And
Chemical compounds I-the 2-3 of the liquid-crystal composition gross weight 5% is accounted for,
Or the liquid-crystal composition is included:
Account for the compound III -1 of the liquid-crystal composition gross weight 4%;
Account for the compound III -2 of the liquid-crystal composition gross weight 5%;
Account for-the 1-4 of compound V of the liquid-crystal composition gross weight 28%;
Account for-the 1-7 of compound V of the liquid-crystal composition gross weight 10%;
Account for-the 2-5 of compound V of the liquid-crystal composition gross weight 5%;
Account for-the 3-1 of compound V of the liquid-crystal composition gross weight 4%;
Account for the compounds Ⅳ -3-2 of the liquid-crystal composition gross weight 6%;
Account for the compounds Ⅳ -3-4 of the liquid-crystal composition gross weight 6%;
Account for the compounds Ⅳ -6-2 of the liquid-crystal composition gross weight 10%;
Account for the compound ii -5-2 of the liquid-crystal composition gross weight 6%;
Account for the compound ii -1-2 of the liquid-crystal composition gross weight 6%;
Account for the chemical compounds I -1-2 of the liquid-crystal composition gross weight 5%;And
Account for the chemical compounds I -1-3 of the liquid-crystal composition gross weight 5%.
13. a kind of liquid crystal display devices, it is characterised in that the liquid crystal display device is comprising arbitrary in claim 1-12 Liquid-crystal composition described in.
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CN108300489A (en) * 2018-02-09 2018-07-20 烟台显华化工科技有限公司 A kind of liquid-crystal composition and its application

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