CN109957405A - A kind of negative dielectric nematic phase liquid crystal composition and its application - Google Patents
A kind of negative dielectric nematic phase liquid crystal composition and its application Download PDFInfo
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 171
- 239000000203 mixture Substances 0.000 title claims abstract description 145
- 150000001875 compounds Chemical class 0.000 claims abstract description 475
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 36
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 31
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 17
- 101100156282 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) vib-1 gene Proteins 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 125000001559 cyclopropyl group Chemical group [H]C1([H])C([H])([H])C1([H])* 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 150000001336 alkenes Chemical class 0.000 claims 1
- 230000004044 response Effects 0.000 abstract description 13
- RGOVYLWUIBMPGK-UHFFFAOYSA-N nonivamide Chemical compound CCCCCCCCC(=O)NCC1=CC=C(O)C(OC)=C1 RGOVYLWUIBMPGK-UHFFFAOYSA-N 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- -1 methoxyl group Chemical group 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 125000002619 bicyclic group Chemical group 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
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- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3402—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom
- C09K19/3405—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom the heterocyclic ring being a five-membered ring
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- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
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- C09K19/44—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing compounds with benzene rings directly linked
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- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
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- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
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- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
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- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3402—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom
- C09K19/3405—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having oxygen as hetero atom the heterocyclic ring being a five-membered ring
- C09K2019/3408—Five-membered ring with oxygen(s) in fused, bridged or spiro ring systems
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- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13712—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering the liquid crystal having negative dielectric anisotropy
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Abstract
The present invention relates to a kind of negative dielectric nematic phase liquid crystal composition, include compound representated by compound representated by least one general formula I and at least one general formula II in the liquid-crystal composition；In the general formula I, R1、R2It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12Straight-chain alkenyl；L1、L2It is independently represented each other H or F；n1=0 or 1；In the general formula II, R3、R4It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12Straight-chain alkenyl；Ring A1, ring A2It is independently represented each other trans- Isosorbide-5-Nitrae-cyclohexyl or Isosorbide-5-Nitrae-phenylene.Liquid-crystal composition provided by the present invention has low rotary viscosity, good low temperature intersolubility and fast response time, suitable for the VA class liquid crystal display device such as VA/MVA/PVA/PSVA and IPS, FFS mode liquid crystal display device, especially suitable for IPS or FFS mode liquid crystal display.
Description
Technical field
The present invention relates to a kind of liquid crystal media, specifically a kind of nematic phase liquid crystal composition is exactly of the invention
Provided liquid-crystal composition has negative dielectric anisotropy, belongs to liquid crystal material and its application field.
Background technique
Negative liquid crystal is most proposed earlier than the end of the eighties in last century, is mainly used for VA mode, major advantage is to compare
Degree is high, and major defect is that visual angle is small, and the response time is slow.With the development of display technology, the technologies such as MVA, PVA, PSVA go out in succession
It is existing, solve the problems, such as response time and visual angle.In recent years, as touch screen becomes the mobile device market mainstream, IPS and FFS
The hard panel type display of class has inborn advantage, IPS and FFS class display both can be used positivity liquid crystal, negativity also can be used
Liquid crystal is bent electric field as present in the class display, and positivity liquid crystal is arranged along electric field line direction, curved so as to cause molecule
Song, and decline in transmitance；Negative liquid crystal is arranged perpendicular to electric field line direction, thus transmitance can be substantially improved, and be current
It promotes transmitance, reduce backlight power consumption the best way.But response time problem existing for negative liquid crystal is the weight currently encountered
Hang-up, the FFS display response time slow 50% or more using the FFS display of negative liquid crystal relative to positivity liquid crystal.
Therefore, the response time for how promoting negative liquid crystal becomes current key problem.
Specifically, the response time of liquid crystal display, (d was thickness of liquid crystal layer, and γ 1 is liquid depending on (d^2 γ 1)/Keff
Brilliant rotary viscosity, Keff are effective elastic constant), therefore, rotary viscosity is reduced, thickness of liquid crystal layer is reduced and promotes elastic constant
It can achieve the purpose for improving the response time, thickness of liquid crystal layer depends on the design of liquid crystal display；For liquid-crystal composition,
It reduces rotary viscosity and thickness of liquid crystal is most effective.
Liquid-crystal composition provided by the present invention has low rotary viscosity, can be effectively reduced the response of liquid crystal display
Time.
Summary of the invention
The purpose of the present invention is overcoming the deficiencies of existing technologies, a kind of negative dielectric nematic phase liquid crystal composition is provided.
Specifically, present invention offer liquid-crystal composition is comprising compound representated by least one general formula I and at least
Compound representated by a kind of general formula II.
Wherein, general formula I specifically:
In the general formula I, R1、R2It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12It is straight
Alkenyl；L1、L2It is independently represented each other H or F；n1=0 or 1.
General formula II specifically:
In the general formula II, R3、R4It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12's
Straight-chain alkenyl；Ring A1, ring A2It is independently represented each other trans- Isosorbide-5-Nitrae-cyclohexyl or Isosorbide-5-Nitrae-phenylene.
Compound representated by general formula I provided by the present invention is acetylenic negative dielectric anisotropic monocrystalline, which has
Biggish dielectric anisotropy and big optical anisotropy.
Preferably, compound representated by general formula I is selected from one of IA~ID or a variety of:
In the IA~ID, R1Represent C1~C7Straight chained alkyl, R2Represent C1~C7Straight chained alkyl or unbranched alkoxy.
It is highly preferred that compound representated by general formula I is selected from following IA1~IA24, IB1~IB24, IC1~IC24, ID1
One of~ID24 or a variety of:
It is further preferred that compound representated by general formula I be selected from IA13, IA14, IB13, IB14, IC13, IC14,
One of IC16, ID13, ID14, ID16 or a variety of.
It is particularly preferred that compound representated by general formula I is selected from one of Formulas I A14, IB13, IB14, IC14, ID14
Or it is a variety of.
Compound representated by general formula II of the present invention is bicyclic neutral compound, such compound has low-down rotation
Viscosity, it is highly effective for the rotary viscosity for reducing liquid-crystal composition.
Preferably, compound representated by general formula II is selected from one of Formula II A~IIC or a variety of:
In the Formula II A~IIC, R3Represent C1~C7Straight chained alkyl；R4Represent C1~C7Straight chained alkyl, straight chain alcoxyl
Base or C2~C7Straight-chain alkenyl.
It is highly preferred that compound representated by general formula II be selected from Formula II A1~IIA38, IIB1~IIB24, IIC1~
One of IIC38 or a variety of:
It is further preferred that compound representated by general formula II be selected from Formula II A2, IIA4, IIA6, IIA8, IIA14,
In IIA22, IIA26, IIA27, IIB14, IIB18, IIB22, IIC2, IIC4, IIC6, IIC22, IIC26, IIC29, IIC30
It is one or more.
It is particularly preferred that compound representated by general formula II in Formula II A2, IIA6, IIA14, IIC4, IIC22 one
Kind is a variety of.
Liquid-crystal composition provided by the present invention can also include compound representated by one or more general formula IIIs.It is logical
Compound representated by formula III is 2,3- difluoro benzene-like compounds, such compound has biggish negative dielectric anisotropic.
The general formula III specifically:
In the general formula III, R5、R6It is independently represented each other the straight chained alkyl, unbranched alkoxy or C of C1~C122~C12
Straight-chain alkenyl；Ring A3Represent trans- Isosorbide-5-Nitrae-cyclohexyl, Isosorbide-5-Nitrae-phenylene, Isosorbide-5-Nitrae-cyclohexene；n2=0 or 1.
Preferably, compound representated by general formula III is selected from one of formula III A~IIIE or a variety of:
In the IIIA~IIIE, R5Represent C1~C7Straight chained alkyl or C2~C7Straight-chain alkenyl；R6Represent C1~C7
Straight chained alkyl or unbranched alkoxy.
It is highly preferred that compound representated by general formula III be selected from IIIA1~IIIA16, IIIB1~IIIB16, IIIC1~
One of IIIC24, IIID1~IIID16, IIIE1~IIIE24 or a variety of:
It is further preferred that compound representated by general formula III be selected from IIIA6, IIIA8, IIIA14, IIIB6, IIIB7,
IIIB8、IIIC1、IIIC2、IIIC10、IIIC13、IIIC14、IIIC15、IIIC16、IIIC18、IIID6、IIID10、
One of IIIE1, IIIE2, IIIE13, IIIE14, IIIE15, IIIE22 or a variety of.
It is particularly preferred that compound representated by general formula III be selected from IIIA6, IIIA8, IIIA14, IIIB6, IIIC10,
One of IIIC13, IIIC14, IIIC15, IIIC16, IIIC18, IIID6, IIID10, IIIE13, IIIE14, IIIE22
Or it is a variety of.
Liquid-crystal composition provided by the present invention can also include compound representated by one or more general formula IV.General formula
Compound representated by IV is containing methoxyl group bridged bond and 2, the compound of the fluoro- Isosorbide-5-Nitrae-phenyl of 3- bis-, such compound has big
Negative dielectric anisotropic.
The general formula IV specifically:
In the general formula IV, R7、R8It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12's
Straight-chain alkenyl；n3=0 or 1.
Preferably, compound representated by general formula IV is selected from one of formula IV A and IVB or a variety of:
In the IVA and IVB, R7Represent C1~C7Straight chained alkyl；R8Represent C1~C7Straight chained alkyl or alkoxy, it is excellent
Select C1~C7Unbranched alkoxy.
It is highly preferred that compound representated by general formula IV be selected from one of formula IV A1~IVA16, IVB1~IVB16 or
It is a variety of:
It is further preferred that compound representated by general formula IV be selected from formula IV A2, IVA6, IVA8, IVB2, IVB5, IVB6,
One of IVB7, IVB8 or a variety of.
It is particularly preferred that compound representated by general formula IV is selected from one of formula IV A2, IVA6, IVB5, IVB6 or more
Kind.
Liquid-crystal composition provided by the present invention can also include compound representated by one or more general formula V.General formula V
Representative compound has very big negative dielectric anisotropic, can effectively promote the negative dielectric of liquid-crystal composition respectively to different
Property.
The general formula V specifically:
In the general formula V, R9、R10It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy, one of them or
Multiple non-conterminous C atoms can be replaced by cyclopropyl, cyclopenta；L3Represent O or S.
Preferably, compound representated by general formula V is selected from one of VA~VF or a variety of:
In the VA~VF, R9、R10It is independently represented each other the straight chained alkyl or unbranched alkoxy of C1~C7, preferably C2
The unbranched alkoxy of~C5.
It is highly preferred that compound representated by general formula V be selected from VA1~VA10, VB1~VB4, VC1~VC4, VD1~
One of VD10, VE1~VE4, VF1~VF4 or a variety of:
It is further preferred that compound representated by general formula V be selected from VA3, VA4, VB3, VB4, VC3, VC4, VD3, VD4,
One of VE3, VE4, VF3, VF4 or a variety of.
Liquid-crystal composition provided by the present invention can also include one or more compounds selected from general formula VI structure.It is logical
Formula IV specifically:
In the general formula VI, R11、R12It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12
Straight-chain alkenyl；Ring A4Represent trans- Isosorbide-5-Nitrae-cyclohexyl or Isosorbide-5-Nitrae-phenylene.
Preferably, compound representated by general formula VI is selected from one of Formula IV A1~VIA18, VIB1~VIB18 or a variety of:
It is highly preferred that compound representated by general formula VI be selected from Formula IV A2, VIA6, VIA10, VIA13, VIA14, VIB2,
One of VIB6, VIB8, VIB17 or a variety of.
It is further preferred that compound representated by general formula VI be selected from one of Formula IV A2, VIA13, VIB2, VIB6 or
It is a variety of.
Liquid-crystal composition provided by the present invention can also include compound representated by one or more general formula VII.It is logical
Compound representated by Formula VII is acetylene compound, such compound has big optical anisotropy.
The general formula VII specifically:
In the general formula VII, R13、R14It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12
Straight-chain alkenyl；n4=0 or 1.
Preferably, compound representated by general formula VII is selected from one of VIIA~VIIB or a variety of:
In the VIIA~VIIB, R13、R14It is independently represented each other C1~C7Straight chained alkyl or unbranched alkoxy.
It is highly preferred that compound representated by general formula VII is selected from one of VIIA1~VIIA16, VIIB1~VIIB14
Or it is a variety of:
It is further preferred that compound representated by general formula VII be selected from VIIA2, VIIA3, VIIA6, VIIB1, VIIB2,
One of VIIB3 or a variety of；One of particularly preferred VIIA2, VIIA3, VIIA6 or a variety of.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound composition that the compound of table and at least one general formula III represent.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound composition of the compound of table, the compound that at least one general formula III represents and at least one Formula IVIV.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound composition that the compound and at least one general formula V that the compound of table, at least one general formula III represent represent.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound composition that the compound of table, the compound of at least one Formula IVIV and at least one general formula VI are represented.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound of table, at least one general formula III represent compound, at least one Formula IVIV compound and at least one
The compound composition that general formula VI is represented.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound and at least one of compound, at least one general formula V representative that the compound of table, at least one general formula III represent
The compound composition that general formula VI is represented.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound and at least one of compound, at least one general formula V representative that the compound of table, at least one general formula III represent
The compound composition that general formula VII is represented.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound of table, the compound that at least one general formula III represents, the compound of at least one Formula IVIV, at least one are logical
The compound composition that the compound and at least one general formula VII that Formula V represents represent.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound of table, the compound that at least one general formula III represents, the compound of at least one Formula IVIV, at least one are logical
The compound composition that the compound and at least one general formula VII that Formula IV represents represent.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
Compound, at least one general formula of compound, at least one general formula V representative that the compound of table, at least one general formula III represent
The compound composition that the compound and at least one general formula VII that VI is represented represent.
Liquid-crystal composition provided by the invention can be by compound that at least one general formula I is represented, at least one general formula II generation
The compound of table, the compound that at least one general formula III represents, the compound of at least one Formula IVIV, at least one are logical
The compound group of compound, the compound that at least one general formula VI is represented and at least one general formula VII representative that Formula V represents
At.
In order to further increase the synergistic effect between each component, the performance of the liquid-crystal composition entirety, this hair are improved
The bright specific dosage to each component carries out preferred.
Specifically, liquid-crystal composition provided by the present invention includes the following components'mass percentage: (1) 1~45%
Compound representated by general formula I；Compound representated by (2) 10~65% general formula II；Representated by (3) 0~60% general formula IIIs
Compound；Compound representated by (4) 0~50% general formula IV；Compound representated by (5) 0~20% general formula V；(6) 0~
Compound representated by 25% general formula VI；Compound representated by (7) 0~25% general formula VII.
Preferably, the liquid-crystal composition includes following components: (1) compound representated by 3~27% general formula I；(2)25
Compound representated by~52% general formula II；Compound representated by (3) 0~50% general formula IIIs；(4) 0~45% general formula IV institutes
The compound of representative；Compound representated by (5) 0~14% general formula V；Compound representated by (6) 0~15% general formula VI；(7)
Compound representated by 0~15% general formula VII.
It is highly preferred that the liquid-crystal composition includes following components: (1) compound representated by 4~22% general formula I；(2)
Compound representated by 29~47% general formula II；Compound representated by (3) 0~45% general formula IIIs；(4) 0~39% general formula IV
Representative compound；Compound representated by (5) 0~8% general formula V；Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII.
Preferably, the liquid-crystal composition includes following components: (1) compound representated by 3~11% general formula I；(2)25
Compound representated by~51% general formula II；Compound representated by (3) 0~50% general formula IIIs；(4) 0~45% general formula IV institutes
The compound of representative；Compound representated by (5) 0~12% general formula V；Compound representated by (6) 0~15% general formula VI；(7)
Compound representated by 0~15% general formula VII.
It is highly preferred that the liquid-crystal composition includes following components: (1) compound representated by 4~11% general formula I；(2)
Compound representated by 29~47% general formula II；Compound representated by (3) 0~45% general formula IIIs；(4) 0~39% general formula IV
Representative compound；Compound representated by (5) 0~8% general formula V；Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII.
Preferably, the liquid-crystal composition includes following components: (1) compound representated by 10~25% general formula I；(2)
Compound representated by 30~52% general formula II；Compound representated by (3) 0~49% general formula IIIs；(4) 0~45% general formula IV
Representative compound；Compound representated by (5) 0~13% general formula V；Compound representated by (6) 0~15% general formula VI.
It is highly preferred that the liquid-crystal composition includes following components: (1) compound representated by 10~22% general formula I；
Compound representated by (2) 35~47% general formula II；Compound representated by (3) 0~44% general formula IIIs；(4) 0~39% is logical
Compound representated by formula IV；Compound representated by (5) 0~8% general formula V；Chemical combination representated by (6) 0~10% general formula VI
Object.
Preferably, the liquid-crystal composition includes following components: (1) compound representated by 3~26% general formula I；(2)25
Compound representated by~51% general formula II；Compound representated by (3) 10~50% general formula IIIs；(4) 0~30% general formula IV
Representative compound；Compound representated by (5) 0~12% general formula V；Compound representated by (6) 0~15% general formula VI；
Compound representated by (7) 0~15% general formula VII.
It is highly preferred that the liquid-crystal composition includes following components: (1) compound representated by 4~22% general formula I；(2)
Compound representated by 29~47% general formula II；Compound representated by (3) 18~45% general formula IIIs；(4) 0~24% general formulas
Compound representated by IV；Compound representated by (5) 0~8% general formula V；Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII.
Preferably, the liquid-crystal composition includes following components: (1) compound representated by 3~15% general formula I；(2)25
Compound representated by~48% general formula II；Compound representated by (3) 0~45% general formula IIIs；(4) 1~45% general formula IV institutes
The compound of representative；Compound representated by (5) 0~13% general formula V；Compound representated by (6) 0~15% general formula VI；(7)
Compound representated by 0~15% general formula VII.
It is highly preferred that the liquid-crystal composition includes following components: (1) compound representated by 4~11% general formula I；(2)
Compound representated by 29~42% general formula II；Compound representated by (3) 0~40% general formula IIIs；(4) 4~39% general formula IV
Representative compound；Compound representated by (5) 0~8% general formula V；Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII.
Preferably, liquid-crystal composition provided by the present invention is made of following compound: (1) representated by 4~26% general formula I
Compound；Compound representated by (2) 30~53% general formula II；Compound representated by (3) 25~50% general formula IIIs；(4)
Compound representated by 0~13% general formula V；Compound representated by (5) 0~15% general formula VI；(6) 0~10% general formula VII institutes
The compound of representative.
It is highly preferred that liquid-crystal composition provided by the present invention is made of following compound: (1) 6~22% general formula I institute's generation
The compound of table；Compound representated by (2) 35~47% general formula II；Compound representated by (3) 29~45% general formula IIIs；
Compound representated by (4) 0~8% general formula V；Compound representated by (5) 0~10% general formula VI；(6) 0~6% general formula VII
Representative compound.
Preferably, liquid-crystal composition provided by the present invention is made of following compound: (1) representated by 3~27% general formula I
Compound；Compound representated by (2) 25~50% general formula II；Compound representated by (3) 10~50% general formula IIIs；(4)
Compound representated by 0~30% general formula IV；Compound representated by (5) 1~12% general formula V；(6) 0~15% general formula VI institutes
The compound of representative；Compound representated by (7) 0~15% general formula VII.
It is highly preferred that liquid-crystal composition provided by the present invention is made of following compound: (1) 4~22% general formula I institute's generation
The compound of table；Compound representated by (2) 29~45% general formula II；Compound representated by (3) 18~45% general formula IIIs；
Compound representated by (4) 0~24% general formula IV；Compound representated by (5) 4~8% general formula V；(6) 0~10% general formula VI
Representative compound；Compound representated by (7) 0~10% general formula VII.
Preferably, liquid-crystal composition provided by the present invention is made of following compound: (1) representated by 5~25% general formula I
Compound；Compound representated by (2) 25~51% general formula II；Compound representated by (3) 0~49% general formula IIIs；(4)0
Compound representated by~45% general formula IV；Compound representated by (5) 0~15% general formula VI；(6) 0~10% general formula VII institutes
The compound of representative.
It is highly preferred that liquid-crystal composition provided by the present invention is made of following compound: (1) 6~22% general formula I institute's generation
The compound of table；Compound representated by (2) 29~47% general formula II；Compound representated by (3) 0~44% general formula IIIs；
Compound representated by (4) 0~39% general formula IV；Compound representated by (5) 0~10% general formula VI；(6) 0~6% general formulas
Compound representated by VII.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 10~22% general formula
Compound representated by I；Compound representated by (2) 45~47% general formula II；Change representated by (3) 33~43% general formula IIIs
Close object.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 10~11% general formula
Compound representated by I；Compound representated by (2) 35~47% general formula II；Change representated by (3) 37~44% general formula IIIs
Close object；Compound representated by (4) 6~10% general formula IV.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 6~22% general formula I
Representative compound；Compound representated by (2) 44~45% general formula II；Chemical combination representated by (3) 29~42% general formula IIIs
Object；Compound representated by (4) 4~8% general formula V.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 11% general formula I institute
The compound of representative；Compound representated by (2) 40% general formula II；Compound representated by (3) 39% general formula IV；(4) 10%
Compound representated by general formula VI.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 11% general formula I institute
The compound of representative；Compound representated by (2) 35% general formula II；Compound representated by (3) 40% general formula IIIs；(4) 4%
Compound representated by general formula IV；Compound representated by (5) 10% general formula VI.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 6~20% general formula I
Representative compound；Compound representated by (2) 35~42% general formula II；Chemical combination representated by (3) 31~45% general formula IIIs
Object；Compound representated by (4) 4~8% general formula V；Compound representated by (5) 7~10% general formula VI.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 6% general formula I institute's generation
The compound of table；Compound representated by (2) 39% general formula II；Compound representated by (3) 41% general formula IIIs；(4) 8% is logical
Compound representated by Formula V；Compound representated by (5) 6% general formula VII.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 4~7% general formula I
Representative compound；Compound representated by (2) 35~42% general formula II；Chemical combination representated by (3) 18~31% general formula IIIs
Object；Compound representated by (4) 13~24% general formula IV；Compound representated by (5) 4~8% general formula V；(6) 6~10% is logical
Compound representated by Formula VII.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 6% general formula I institute's generation
The compound of table；Compound representated by (2) 29% general formula II；Compound representated by (3) 39% general formula IIIs；(4) 16% is logical
Compound representated by formula IV；Compound representated by (5) 4% general formula VI；Compound representated by (6) 6% general formula VII.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 6% general formula I institute's generation
The compound of table；Compound representated by (2) 35% general formula II；Compound representated by (3) 45% general formula IIIs；(4) 4% is logical
Compound representated by Formula V；Compound representated by (5) 4% general formula VI；Compound representated by (6) 6% general formula VII.
As a preferred solution of the present invention, the liquid-crystal composition is composed of the following components: (1) 6% general formula I institute's generation
The compound of table；Compound representated by (2) 29~35% general formula II；Compound representated by (3) 29~35% general formula IIIs；
Compound representated by (4) 16% general formula IV；Compound representated by (5) 4% general formula V；Change representated by (6) 4% general formula VI
Close object；Compound representated by (7) 6% general formula VII.
The preparation method of liquid-crystal composition of the present invention can be used conventional method and change two or more without specifically limited
It closes object mixing to be produced, such as the method preparation by mixing different component at high temperature and being soluble in one another, wherein by liquid crystal group
It closes object to dissolve in solvent in the solvent used for the compound and mix, then distills out the solvent under reduced pressure；Or it is of the present invention
Liquid-crystal composition can be prepared conventionally, such as wherein the lesser component of content will be dissolved in content at a higher temperature
In biggish main component, or each affiliated component dissolved in organic solvent, such as acetone, chloroform or methanol, it then will be molten
It is obtained after liquid mixing removal solvent.
Liquid-crystal composition provided by the present invention has low rotary viscosity, good low temperature intersolubility and fast response
Time is suitable for VA class liquid crystal display device and the IPS, FFS mode liquid crystal display device such as VA/MVA/PVA/PSVA, especially
Suitable for IPS or FFS mode liquid crystal display.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Unless otherwise indicated, percentage is weight percentage in the present invention；Temperature unit is degree Celsius；△ n represents optics
Anisotropy (25 DEG C)；△ ε represents dielectric anisotropy (25 DEG C, 1000Hz)；V10Threshold voltage is represented, is in relative permeability
Character voltage (V, 25 DEG C) when changing 10%；γ 1 represents rotary viscosity (mPa.s, 25 DEG C)；Cp represents the clear of liquid-crystal composition
Bright spot (DEG C)；K11、K22、K33Respectively represent splay, distortion and bend elastic constant (pN, 25 DEG C).
In following embodiment, unit structure code shown in table 1 is indicated in liquid-crystal compounds.
Table 1: the group structure code of liquid-crystal compounds
By taking following compound structure as an example:
It indicates are as follows: 3CWO2
It indicates are as follows: 3PGIWO2
In following embodiment, the preparation of liquid-crystal composition is all made of heat of solution method, comprising the following steps: is pressed with balance
Weight percent weighs liquid-crystal compounds, wherein weighing addition sequence without particular requirement, usually with liquid-crystal compounds fusing point by height
Mixing is successively weighed to low sequence, heating stirring melts each component uniformly at 60~100 DEG C, using filter, rotate,
It finally encapsulates up to target sample.
In following embodiment, the performance parameter of the weight percent of each component when liquid-crystal composition is shown in liquid-crystal composition
Following table.
Embodiment 1
Table 2: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 2
Table 3: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 3
Table 4: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 4
Table 5: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 5
Table 6: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 6
Table 7: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 7
Table 8: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 8
Table 9: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 9
Table 10: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 10
Table 11: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 11
Table 12: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 12
Table 13: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 13
Table 14: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 14
Table 15: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 15
Table 16: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 16
Table 17: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 17
Table 18: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 18
Table 19: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 19
Table 20: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 20
Table 21: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 21
Table 22: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 22
Table 23: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 23
Table 24: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 24
Table 25: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 25
Table 26: the weight percent of each component when performance parameter in liquid-crystal composition
Embodiment 26
Table 27: the weight percent of each component when performance parameter in liquid-crystal composition
Comparative example 1
Table 28: the weight percent of each component when performance parameter in liquid-crystal composition
Compared with embodiment 1 is summarized with each performance parameter value of 1 gained liquid-crystal composition of comparative example, referring to table 29.
Table 29: the performance parameter of liquid-crystal composition compares
| △n | △ε | Cp | γ1 | K11 | K22 | K33 | |
| Embodiment 3 | 0.108 | -3.8 | 80 | 90 | 13.8 | 6.9 | 16.5 |
| Comparative example 1 | 0.108 | -3.8 | 80 | 106 | 13.4 | 6.7 | 14.5 |
Known to relatively: compared with comparative example 3, the liquid-crystal composition that embodiment 1 provides has low rotary viscosity, that is, has
There is the faster response time.
As seen from the above embodiment, liquid-crystal composition provided by the present invention has low viscosity, suitable optics respectively to different
Property, good low temperature intersolubility, big elastic constant and excellent photostability and thermal stability, can reduce liquid crystal display
Response time, to solve the problems, such as that liquid crystal display response speed is slow.Therefore, liquid-crystal composition provided by the present invention is suitable
For the VA such as VA/MVA/PVA/PSVA display pattern and IPS and FFS type TFT liquid crystal display device；Be particularly suitable for IPS or
FFS liquid crystal display device.
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, fall within the scope of the claimed invention without departing from theon the basis of the spirit of the present invention.
Claims (10)
1. a kind of negative dielectric nematic phase liquid crystal composition, which is characterized in that comprising compound representated by least one general formula I with
And compound representated by least one general formula II；
General formula I specifically:
In the general formula I, R1、R2It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12Straight chain alkene
Base；L1、L2It is independently represented each other H or F；n1=0 or 1；
General formula II specifically:
In the general formula II, R3、R4It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12Straight chain
Alkenyl；Ring A1, ring A2It is independently represented each other trans- Isosorbide-5-Nitrae-cyclohexyl or Isosorbide-5-Nitrae-phenylene.
2. liquid-crystal composition according to claim 1, which is characterized in that compound representated by general formula I is selected from IA~ID
One of or it is a variety of:
In the IA~ID, R1Represent C1~C7Straight chained alkyl, R2Represent C1~C7Straight chained alkyl or unbranched alkoxy；
Preferably, compound representated by general formula I is selected from following IA1~IA24, IB1~IB24, IC1~IC24, ID1~ID24
One of or it is a variety of:
It is highly preferred that compound representated by general formula I be selected from IA13, IA14, IB13, IB14, IC13, IC14, IC16, ID13,
One of ID14, ID16 or a variety of；
It is further preferred that compound representated by general formula I be selected from one of Formulas I A14, IB13, IB14, IC14, ID14 or
It is a variety of.
3. liquid-crystal composition according to claim 1 or 2, which is characterized in that compound representated by general formula II is selected from formula
One of IIA~IIC or a variety of:
In the Formula II A~IIC, R3Represent C1~C7Straight chained alkyl；R4Represent C1~C7Straight chained alkyl, unbranched alkoxy or
C2~C7Straight-chain alkenyl；
Preferably, compound representated by general formula II is in Formula II A1~IIA38, IIB1~IIB24, IIC1~IIC38
It is one or more:
It is highly preferred that compound representated by general formula II be selected from Formula II A2, IIA4, IIA6, IIA8, IIA14, IIA22, IIA26,
One of IIA27, IIB14, IIB18, IIB22, IIC2, IIC4, IIC6, IIC22, IIC26, IIC29, IIC30 or a variety of；
It is further preferred that compound representated by general formula II is selected from one of Formula II A2, IIA6, IIA14, IIC4, IIC22
Or it is a variety of.
4. liquid-crystal composition according to any one of claims 1 to 3, which is characterized in that also comprising one or more logical
Compound representated by formula III；The general formula III specifically:
In the general formula III, R5、R6It is independently represented each other the straight chained alkyl, unbranched alkoxy or C of C1~C122~C12It is straight
Alkenyl；Ring A3Represent trans- Isosorbide-5-Nitrae-cyclohexyl, Isosorbide-5-Nitrae-phenylene, Isosorbide-5-Nitrae-cyclohexene；n2=0 or 1；
Preferably, compound representated by general formula III is selected from one of formula III A~IIIE or a variety of:
In the IIIA~IIIE, R5Represent C1~C7Straight chained alkyl or C2~C7Straight-chain alkenyl；R6Represent C1~C7Straight chain
Alkyl or unbranched alkoxy；
It is highly preferred that compound representated by general formula III be selected from IIIA1~IIIA16, IIIB1~IIIB16, IIIC1~
One of IIIC24, IIID1~IIID16, IIIE1~IIIE24 or a variety of:
It is further preferred that compound representated by general formula III be selected from IIIA6, IIIA8, IIIA14, IIIB6, IIIB7,
IIIB8、IIIC1、IIIC2、IIIC10、IIIC13、IIIC14、IIIC15、IIIC16、IIIC18、IIID6、IIID10、
One of IIIE1, IIIE2, IIIE13, IIIE14, IIIE15, IIIE22 or a variety of；
It is particularly preferred that compound representated by general formula III be selected from IIIA6, IIIA8, IIIA14, IIIB6, IIIC10,
One of IIIC13, IIIC14, IIIC15, IIIC16, IIIC18, IIID6, IIID10, IIIE13, IIIE14, IIIE22
Or it is a variety of.
5. liquid-crystal composition described in any one according to claim 1~4, which is characterized in that also comprising one or more logical
Compound representated by formula IV；The general formula IV specifically:
In the general formula IV, R7、R8It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12Straight chain
Alkenyl；n3=0 or 1；
Preferably, compound representated by general formula IV is selected from one of formula IV A and IVB or a variety of:
In the IVA and IVB, R7Represent C1~C7Straight chained alkyl；R8Represent C1~C7Straight chained alkyl or alkoxy, preferably C1
~C7Unbranched alkoxy；
It is highly preferred that compound representated by general formula IV is selected from one of formula IV A1~IVA16, IVB1~IVB16 or a variety of:
It is further preferred that compound representated by general formula IV be selected from formula IV A2, IVA6, IVA8, IVB2, IVB5, IVB6,
One of IVB7, IVB8 or a variety of；
It is particularly preferred that compound representated by general formula IV is selected from one of formula IV A2, IVA6, IVB5, IVB6 or a variety of.
6. liquid-crystal composition described in any one according to claim 1~5, which is characterized in that also comprising one or more logical
Compound representated by Formula V；The general formula V specifically:
In the general formula V, R9、R10It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy, wherein one or more
Non-conterminous C atom can be replaced by cyclopropyl, cyclopenta；L3Represent O or S；
Preferably, compound representated by general formula V is selected from one of VA~VF or a variety of:
In the VA~VF, R9、R10It is independently represented each other the straight chained alkyl or unbranched alkoxy of C1~C7, preferably C2~C5
Unbranched alkoxy；
It is highly preferred that compound representated by general formula V is selected from VA1~VA10, VB1~VB4, VC1~VC4, VD1~VD10, VE1
One of~VE4, VF1~VF4 or a variety of:
It is further preferred that compound representated by general formula V be selected from VA3, VA4, VB3, VB4, VC3, VC4, VD3, VD4, VE3,
One of VE4, VF3, VF4 or a variety of.
7. liquid-crystal composition described in any one according to claim 1~6, which is characterized in that also include one or more choosings
The compound of self-drifting VI structure；The general formula VI specifically:
In the general formula VI, R11、R12It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12Straight chain
Alkenyl；Ring A4Represent trans- Isosorbide-5-Nitrae-cyclohexyl or Isosorbide-5-Nitrae-phenylene；
Preferably, compound representated by general formula VI is selected from one of Formula IV A1~VIA18, VIB1~VIB18 or a variety of:
It is highly preferred that compound representated by general formula VI be selected from Formula IV A2, VIA6, VIA10, VIA13, VIA14, VIB2, VIB6,
One of VIB8, VIB17 or a variety of；
It is further preferred that compound representated by general formula VI is selected from one of Formula IV A2, VIA13, VIB2, VIB6 or more
Kind.
8. liquid-crystal composition described in any one according to claim 1~7, which is characterized in that can also be comprising a kind of or more
Compound representated by kind general formula VII；The general formula VII specifically:
In the general formula VII, R13、R14It is independently represented each other C1~C12Straight chained alkyl, unbranched alkoxy or C2~C12It is straight
Alkenyl；n4=0 or 1；
Preferably, compound representated by general formula VII is selected from one of VIIA~VIIB or a variety of:
In the VIIA~VIIB, R13、R14It is independently represented each other C1~C7Straight chained alkyl or unbranched alkoxy；
It is highly preferred that compound representated by general formula VII is selected from one of VIIA1~VIIA16, VIIB1~VIIB14 or more
Kind:
It is further preferred that compound representated by general formula VII is selected from VIIA2, VIIA3, VIIA6, VIIB1, VIIB2, VIIB3
One of or it is a variety of；One of particularly preferred VIIA2, VIIA3, VIIA6 or a variety of.
9. liquid-crystal composition described in any one according to claim 1~8, which is characterized in that including following mass percent
Component:
Compound representated by (1) 1~45% general formula I；
Compound representated by (2) 10~65% general formula II；
Compound representated by (3) 0~60% general formula IIIs；
Compound representated by (4) 0~50% general formula IV；
Compound representated by (5) 0~20% general formula V；
Compound representated by (6) 0~25% general formula VI；
Compound representated by (7) 0~25% general formula VII；
Preferably, the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 3~27% general formula I；
Compound representated by (2) 25~52% general formula II；
Compound representated by (3) 0~50% general formula IIIs；
Compound representated by (4) 0~45% general formula IV；
Compound representated by (5) 0~14% general formula V；
Compound representated by (6) 0~15% general formula VI；
Compound representated by (7) 0~15% general formula VII；
It is highly preferred that the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 4~22% general formula I；
Compound representated by (2) 29~47% general formula II；
Compound representated by (3) 0~45% general formula IIIs；
Compound representated by (4) 0~39% general formula IV；
Compound representated by (5) 0~8% general formula V；
Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII；
Preferably, the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 3~11% general formula I；
Compound representated by (2) 25~51% general formula II；
Compound representated by (3) 0~50% general formula IIIs；
Compound representated by (4) 0~45% general formula IV；
Compound representated by (5) 0~12% general formula V；
Compound representated by (6) 0~15% general formula VI；
Compound representated by (7) 0~15% general formula VII；
It is highly preferred that the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 4~11% general formula I；
Compound representated by (2) 29~47% general formula II；
Compound representated by (3) 0~45% general formula IIIs；
Compound representated by (4) 0~39% general formula IV；
Compound representated by (5) 0~8% general formula V；
Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII；
Preferably, the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 10~25% general formula I；
Compound representated by (2) 30~52% general formula II；
Compound representated by (3) 0~49% general formula IIIs；
Compound representated by (4) 0~45% general formula IV；
Compound representated by (5) 0~13% general formula V；
Compound representated by (6) 0~15% general formula VI；
It is highly preferred that the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 10~22% general formula I；
Compound representated by (2) 35~47% general formula II；
Compound representated by (3) 0~44% general formula IIIs；
Compound representated by (4) 0~39% general formula IV；
Compound representated by (5) 0~8% general formula V；
Compound representated by (6) 0~10% general formula VI；
Preferably, the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 3~26% general formula I；
Compound representated by (2) 25~51% general formula II；
Compound representated by (3) 10~50% general formula IIIs；
Compound representated by (4) 0~30% general formula IV；
Compound representated by (5) 0~12% general formula V；
Compound representated by (6) 0~15% general formula VI；
Compound representated by (7) 0~15% general formula VII；
It is highly preferred that the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 4~22% general formula I；
Compound representated by (2) 29~47% general formula II；
Compound representated by (3) 18~45% general formula IIIs；
Compound representated by (4) 0~24% general formula IV；
Compound representated by (5) 0~8% general formula V；
Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII；
Preferably, the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 3~15% general formula I；
Compound representated by (2) 25~48% general formula II；
Compound representated by (3) 0~45% general formula IIIs；
Compound representated by (4) 1~45% general formula IV；
Compound representated by (5) 0~13% general formula V；
Compound representated by (6) 0~15% general formula VI；
Compound representated by (7) 0~15% general formula VII；
It is highly preferred that the liquid-crystal composition includes the following components'mass percentage:
Compound representated by (1) 4~11% general formula I；
Compound representated by (2) 29~42% general formula II；
Compound representated by (3) 0~40% general formula IIIs；
Compound representated by (4) 4~39% general formula IV；
Compound representated by (5) 0~8% general formula V；
Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII；
Preferably, the liquid-crystal composition consists of the following mass percentage components:
Compound representated by (1) 4~26% general formula I；
Compound representated by (2) 30~53% general formula II；
Compound representated by (3) 25~50% general formula IIIs；
Compound representated by (4) 0~13% general formula V；
Compound representated by (5) 0~15% general formula VI；
Compound representated by (6) 0~10% general formula VII；
It is highly preferred that the liquid-crystal composition consists of the following mass percentage components:
Compound representated by (1) 6~22% general formula I；
Compound representated by (2) 35~47% general formula II；
Compound representated by (3) 29~45% general formula IIIs；
Compound representated by (4) 0~8% general formula V；
Compound representated by (5) 0~10% general formula VI；
Compound representated by (6) 0~6% general formula VII；
Preferably, the liquid-crystal composition consists of the following mass percentage components:
Compound representated by (1) 3~27% general formula I；
Compound representated by (2) 25~50% general formula II；
Compound representated by (3) 10~50% general formula IIIs；
Compound representated by (4) 0~30% general formula IV；
Compound representated by (5) 1~12% general formula V；
Compound representated by (6) 0~15% general formula VI；
Compound representated by (7) 0~15% general formula VII；
It is highly preferred that the liquid-crystal composition consists of the following mass percentage components:
Compound representated by (1) 4~22% general formula I；
Compound representated by (2) 29~45% general formula II；
Compound representated by (3) 18~45% general formula IIIs；
Compound representated by (4) 0~24% general formula IV；
Compound representated by (5) 4~8% general formula V；
Compound representated by (6) 0~10% general formula VI；
Compound representated by (7) 0~10% general formula VII；
Preferably, the liquid-crystal composition consists of the following mass percentage components:
Compound representated by (1) 5~25% general formula I；
Compound representated by (2) 25~51% general formula II；
Compound representated by (3) 0~49% general formula IIIs；
Compound representated by (4) 0~45% general formula IV；
Compound representated by (5) 0~15% general formula VI；
Compound representated by (6) 0~10% general formula VII；
It is highly preferred that the liquid-crystal composition consists of the following mass percentage components:
Compound representated by (1) 6~22% general formula I；
Compound representated by (2) 29~47% general formula II；
Compound representated by (3) 0~44% general formula IIIs；
Compound representated by (4) 0~39% general formula IV；
Compound representated by (5) 0~10% general formula VI；
Compound representated by (6) 0~6% general formula VII；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 10~22% general formula I；
Compound representated by (2) 45~47% general formula II；
Compound representated by (3) 33~43% general formula IIIs；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 10~11% general formula I；
Compound representated by (2) 35~47% general formula II；
Compound representated by (3) 37~44% general formula IIIs；
Compound representated by (4) 6~10% general formula IV；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 6~22% general formula I；
Compound representated by (2) 44~45% general formula II；
Compound representated by (3) 29~42% general formula IIIs；
Compound representated by (4) 4~8% general formula V；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 11% general formula I；
Compound representated by (2) 40% general formula II；
Compound representated by (3) 39% general formula IV；
Compound representated by (4) 10% general formula VI；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 11% general formula I；
Compound representated by (2) 35% general formula II；
Compound representated by (3) 40% general formula IIIs；
Compound representated by (4) 4% general formula IV；
Compound representated by (5) 10% general formula VI；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 6~20% general formula I；
Compound representated by (2) 35~42% general formula II；
Compound representated by (3) 31~45% general formula IIIs；
Compound representated by (4) 4~8% general formula V；
Compound representated by (5) 7~10% general formula VI；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 6% general formula I；
Compound representated by (2) 39% general formula II；
Compound representated by (3) 41% general formula IIIs；
Compound representated by (4) 8% general formula V；
Compound representated by (5) 6% general formula VII；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 4~7% general formula I；
Compound representated by (2) 35~42% general formula II；
Compound representated by (3) 18~31% general formula IIIs；
Compound representated by (4) 13~24% general formula IV；
Compound representated by (5) 4~8% general formula V；
Compound representated by (6) 6~10% general formula VII；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 6% general formula I；
Compound representated by (2) 29% general formula II；
Compound representated by (3) 39% general formula IIIs；
Compound representated by (4) 16% general formula IV；
Compound representated by (5) 4% general formula VI；
Compound representated by (6) 6% general formula VII；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 6% general formula I；
Compound representated by (2) 35% general formula II；
Compound representated by (3) 45% general formula IIIs；
Compound representated by (4) 4% general formula V；
Compound representated by (5) 4% general formula VI；
Compound representated by (6) 6% general formula VII；
It is further preferred that the liquid-crystal composition is composed of the following components:
Compound representated by (1) 6% general formula I；
Compound representated by (2) 29~35% general formula II；
Compound representated by (3) 29~35% general formula IIIs；
Compound representated by (4) 16% general formula IV；
Compound representated by (5) 4% general formula V；
Compound representated by (6) 4% general formula VI；
Compound representated by (7) 6% general formula VII.
10. liquid-crystal composition described in claim 1~9 any one is in VA class liquid crystal display device, IPS mode liquid crystal display dress
Set or FFS mode liquid crystal display device in application；It is preferred that the application in IPS or FFS mode liquid crystal display.
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| CN201711437861.6A CN109957405A (en) | 2017-12-26 | 2017-12-26 | A kind of negative dielectric nematic phase liquid crystal composition and its application |
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| CN109666485A (en) * | 2018-05-18 | 2019-04-23 | 石家庄诚志永华显示材料有限公司 | Liquid-crystal composition, liquid crystal display element and liquid crystal display |
| CN111944540A (en) * | 2019-05-16 | 2020-11-17 | 北京八亿时空液晶科技股份有限公司 | Acetylene negative monocrystal-containing liquid crystal composition and application thereof |
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| CN113736479A (en) * | 2021-07-23 | 2021-12-03 | 烟台显华化工科技有限公司 | Negative dielectric anisotropy liquid crystal composition and liquid crystal display device |
| CN113801662A (en) * | 2020-06-16 | 2021-12-17 | 石家庄诚志永华显示材料有限公司 | Nematic phase liquid crystal composition, liquid crystal display element and liquid crystal display |
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| CN109652097B (en) * | 2018-05-18 | 2023-06-02 | 石家庄诚志永华显示材料有限公司 | Liquid crystal composition, liquid crystal display element and liquid crystal display |
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| CN113801662A (en) * | 2020-06-16 | 2021-12-17 | 石家庄诚志永华显示材料有限公司 | Nematic phase liquid crystal composition, liquid crystal display element and liquid crystal display |
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| CN113071311A (en) * | 2021-04-07 | 2021-07-06 | 浙江汽车仪表有限公司 | High-reliability automobile full-liquid-crystal instrument panel |
| CN113059997A (en) * | 2021-04-07 | 2021-07-02 | 浙江汽车仪表有限公司 | Full liquid crystal panel board of car |
| CN113320385A (en) * | 2021-06-08 | 2021-08-31 | 浙江汽车仪表有限公司 | Automobile full liquid crystal instrument panel with short low-temperature response time and high reliability |
| CN113320385B (en) * | 2021-06-08 | 2023-07-14 | 浙江汽车仪表有限公司 | Automobile full-liquid-crystal instrument panel with short low-temperature response time and high reliability |
| CN113736479A (en) * | 2021-07-23 | 2021-12-03 | 烟台显华化工科技有限公司 | Negative dielectric anisotropy liquid crystal composition and liquid crystal display device |
| CN113736479B (en) * | 2021-07-23 | 2023-12-15 | 烟台显华科技集团股份有限公司 | Negative dielectric anisotropic liquid crystal composition and liquid crystal display device |
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Application publication date: 20190702 |