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364results about How to "Low rotational viscosity" patented technology
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Liquid crystal composition containing 2-methyl-3,4,5-trifluorophenyl liquid crystal compound and application thereof
ActiveCN104673323ALow rotational viscosityLarge elastic constantLiquid crystal compositionsNon-linear opticsChemical compoundViscosity
The invention discloses a liquid crystal composition containing 2-methyl-3,4,5-trifluorophenyl liquid crystal compound and an application thereof. The liquid crystal composition disclosed by the invention comprises the following components in parts by weight: (1) 1-80 parts of one or a plurality of compounds of the general formula I, and (2) 10-70 parts of one or a plurality of compounds of the general formula II. The liquid crystal composition provided by the invention is a nematic liquid crystal composition, and has low rotary viscosity, large elastic constant and fast response speed.
Owner:BEIJING BAYI SPACE LCD MATERIALS TECH
Liquid crystal composition with negative dielectric anisotropy
ActiveCN103254907ANegative dielectric anisotropy is suitable forLower threshold voltageLiquid crystal compositionsIn planeCrystallography
The invention discloses a liquid crystal composition with negative dielectric anisotropy. The liquid crystal composition with negative dielectric anisotropy is characterized by comprising the following ingredients in percentage by weight: 10%-70% of a first-component liquid crystal compound shown in the structural formula (I), 15%-60% of a second-component liquid crystal compound shown in the structural formula (II), 2%-45% of a third-component liquid crystal compound shown in the structural formula (III), and 2%-30% of a fourth-component liquid crystal compound shown in the structural formula (IV). The liquid crystal composition with negative dielectric anisotropy has the characteristics of being proper in negative dielectric anisotropy, wide in nematic phase range, low in rotary viscosity and short in response time, and is applicable to liquid crystal displays driven by active matrix thin-film transistors with VA (Vertical Alignment), IPS (In-Plane-Switching) and FFS (Fringe Field Switching) modes.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal mixture for psa process and liquid crystal display device
InactiveUS20090109392A1Short response timeEasy alignmentLiquid crystal compositionsStatic indicating devicesCrystallographyMethacrylate
A liquid crystal mixture for a polymer stability alignment process includes at least a set of first liquid crystal compounds without any double bond, at least a set of second liquid crystal compounds having double bonds, and at least a set of reactive monomers having methacrylate group. The concentration of the second liquid crystal compounds is about 0.1-20% by weight of the total weight of the liquid crystal compounds.
Owner:AU OPTRONICS CORP
Positive and negative mixed liquid crystal composition
InactiveCN105295955AIncrease ε
<sub>⊥</sub>Improve transmittanceLiquid crystal compositionsNon-linear opticsCrystallographyTransmittance
The invention discloses a positive and negative mixed liquid crystal composition. The positive and negative mixed liquid crystal composition is characterized by comprising an additive component A which consists of one or more compounds shown in a general formula S-1, a general formula S-2, a structural formula S-3 and a structural formula S-4, a component B which consists of one or more negative compounds shown in a general formula I and a component C which consists of one or more positive compounds shown in a general formula II. According to the positive and negative mixed liquid crystal composition, the problems of low transmittance, low response speed and especially poor anti-ultraviolet capability of the conventional liquid crystal mixture are solved.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composite
ActiveCN104371745AImprove transmittanceLow rotational viscosityLiquid crystal compositionsNon-linear opticsDielectric anisotropyViscosity
The invention discloses a liquid crystal composite. The liquid crystal composite is characterized by comprising at least one of components which are shown in a general formula I and have negative dielectric anisotropy and at least one of compounds which are shown in a formula II and have positive dielectric anisotropy. The liquid crystal composite has the characteristics of positive dielectric, high electric charge retention rate, low rotary viscosity and quick response, and especially has a characteristic of high transmittance and is applicable to production of high-transmittance and quick-response TFT-LCD.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Positive dielectric anisotropy liquid crystal combination with rapid response
ActiveCN103254911AImprove high temperature stabilityLow viscosityLiquid crystal compositionsNon-linear opticsIn planeCharge retention
The invention discloses a positive dielectric anisotropy liquid crystal combination with rapid response. The positive dielectric anisotropy liquid crystal combination comprises 5-60 percent of first component, 1-50 percent of second component, 1-40 percent of third component, 0-40 percent of fourth component and an optically active compound, wherein the first component is formed from compounds with a structural formula I and a structural formula II, a compound with a structural formula III is used as the second component, a compound with a structural formula VI is used as the third component, a compound with a structural formula V is used as the fourth component, and the mass of the optically active compound is 0-0.2 percent of the mass sum of the liquid crystal combination. The liquid crystal combination has high charge retention, larger positive dielectric anisotropy, higher clearing point, good low-temperature stability, lower rotary viscometer and higher response speed and is particularly suitable for manufacturing active matrixes TN-TFT(Twisted Nematic-Thin Film Transistor), IPS (In-Plane Switching)-TFT liquid crystal display elements and liquid crystal displays.
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Liquid crystal composition and applications thereof
ActiveCN104774623AStrong dielectric anisotropyHigh optical anisotropyLiquid crystal compositionsNon-linear opticsCrystallographyLiquid-crystal display
Owner:BEIJING BAYI SPACE LCD MATERIALS TECH
Liquid crystal composite containing difluorooxymethylene bridge polar monomer compound
ActiveCN103305231AQuick responseShort response timeLiquid crystal compositionsLiquid-crystal displayDisplay device
The invention discloses a liquid crystal composite containing a difluorooxymethylene bridge polar monomer compound. The liquid crystal composite comprises the following components in percentage by weight: 1%-40% of compounds shown in a general formula I, 1%-40% of compounds shown in a general formula II, 5%-70% of compounds shown in a general formula III, 1%-60% of compounds shown in a general formula IV, 0%-20% of compounds shown in a general formula V and 0%-20% of compounds shown in a general formula VI. The liquid crystal composite disclosed by the invention has the characteristics of high response speed, low driving voltage and high resistivity and voltage conservation rate, has the capability of improving the viewing angle of a liquid crystal display by heightening the pretilt angle of a liquid crystal in a display and is suitable for a fast-responsive TFT-LCD (Thin Film Transistor Liquid Crystal Display).
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Liquid crystal medium
ActiveCN101157862AFavorable rotational viscosityFavorable rotational viscosity (γ)/clearing point ratioLiquid crystal compositionsNon-linear opticsCrystallographyLiquid crystal
The invention relates to a liquid crystal medium characterized in that it contains one or more I compounds, wherein, R0, X0 and Y1-7 have the right of requiring a meaning stated in 1, the aim of their uses in electrooptics is related, especially the application of use in TN, TFT, IPS or OCB display.
Owner:MERCK PATENT GMBH
Liquid crystal compounds containing tetrahydrofuran structure
ActiveCN103333139AImprove stabilityQuick responseLiquid crystal compositionsOrganic chemistryMutual solubilityLiquid-crystal display
The invention discloses liquid crystal compounds containing tetrahydrofuran structure, and a preparation method and application thereof. The structural general formula of the compounds is disclosed as Formula I. The compounds have the advantages of stable structure, wide liquid-crystal-state temperature range and favorable low-temperature mutual solubility, can implement low threshold voltage and low rotary viscosity gamma 1 when being used in optical devices, and can improve the properties of the liquid crystal composition material and display device, thereby having an important meaning in quick response of display devices. The liquid crystal composition containing the compounds can be used for preparing liquid crystal displays with low drive voltage, wide temperature range and high response speed.
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Liquid crystal compound containing benzoxazole and difluoromethylenedioxy bridged linkage and preparation method and application thereof
ActiveCN103058968AQuick responseSimple materialLiquid crystal compositionsOrganic chemistryBenzoxazoleDielectric anisotropy
The invention discloses a liquid crystal compound containing benzoxazole and difluoromethylenedioxy bridged linkage (-CF2O-) and a preparation method and application of the liquid crystal compound. The structural general formula of the compound is as formula I. The compound is relatively stable in structure, and has a wide temperature range of the liquid crystal state, good intersolubility at low temperature and large positive dielectric anisotropy delta epsilon. When the compound is used in an optical element, low threshold voltage and small rotary viscosity gamma can be achieved. Thus, the material of a liquid crystal composition and the performance of a display can be improved, and the liquid crystal compound containing benzoxazole and the difluoromethylenedioxy bridged linkage plays a significant role in the achievement of rapid response of the display. A liquid crystal composition containing the compound can be applied to the production of a liquid crystal display which is low in driving voltage, wide in temperature range and rapid in response.
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Liquid crystal composition and application thereof
ActiveCN102660296AReduce box thicknessHigh birefringenceLiquid crystal compositionsNon-linear opticsCrystallographyRotational viscosity
The invention provides a liquid crystal composition and an application thereof. Based on 100 percent by mass of the composition, the liquid crystal composition comprises the following components in percentage by mass: 0-70 percent of a nematic liquid crystal compound shown as a formula I, 0-50 percent of a nematic liquid crystal compound shown as a formula II, 0-50 percent of a nematic liquid crystal compound shown as a formula III, 0-30 percent of a nematic liquid crystal compound shown as a formula IV and 0-30 percent of a nematic liquid crystal compound shown as a formula V. The liquid crystal composition has high birefringence rate, and has the characteristics of high upper limit temperature of a nematic phase, low lower limit temperature of the nematic phase, low rotation viscosity, high response speed and the like. The liquid crystal composition provided by the invention can be applied in the fields of variable-focus liquid crystal lenses and the like.
Owner:SUPERD CO LTD
Negative dielectric anisotropic liquid crystal composition, liquid crystal display element and liquid crystal display
InactiveCN110577832ALow rotational viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Nematic phase liquid crystal composition
ActiveCN103305232AIncrease temperatureWide positive dielectric anisotropy rangeLiquid crystal compositionsCrystallographyIn plane
The invention discloses a nematic phase liquid crystal composition which is composed of two components, wherein the first component comprises at least one compound shown by a structural formula I, and the content is 10-90% by weight; and the second component comprises at least one compound shown by a structural formula II and at least one compound shown by a structural formula III, and the content is 10-90% by weight. The composition disclosed by the invention has a wider positive dielectric anisotropy range, a lower optical anisotropy, a wider clearing point range and a lower rotary viscosity, is particularly suitable for manufacturing an IPS (in-plane switching) or FFS (fringe field switching) liquid crystal display and particularly suitable for manufacturing a vehicular and TV IPS or FFS liquid crystal display, and has a broad market prospect and a high application value.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Positive dielectric anisotropic liquid crystal composition
ActiveCN103289708AProperly positive dielectric anisotropyAppropriate optical anisotropyLiquid crystal compositionsDielectric anisotropyTotal response
The invention discloses a positive dielectric anisotropic liquid crystal composition. The positive dielectric anisotropic liquid crystal composition comprises 1%-40% by weight of compound with a structural formula I, 1%-50% by weight of compound with a structural formula II, 1%-60% by weight of compound with a structural formula III and 1%-80% by weight of compound with a structural formula IV, and an optically active compound accounting for 0-0.5% of the total weight of the liquid crystal composition can be additionally added. The liquid crystal composition has the advantages of suitable positive dielectric anisotropy, lower rotary viscosity, very low total response time, lower voltage and higher resistivity and voltage holding ratio, and further has broad application prospects and application values in liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Nematic liquid crystal composition
ActiveCN102433133AReduce box thicknessQuick responseLiquid crystal compositionsRefractive indexThermal stability
The invention relates to a nematic liquid crystal composition. The composition contains at least a nematic liquid crystal compound as shown in the formula (I), at least a nematic liquid crystal compound as shown in the formula (II), at least a nematic liquid crystal compound as shown in the formula (III), at least a nematic liquid crystal compound as shown in the formula (IV), at least a nematic liquid crystal compound as shown in the formula (V) and at least an optionally optically active compound. The nematic liquid crystal composition provided by the invention has high birefringence, low visco-elastic coefficient ratio gamma 1 / k11 and a wide phase transition temperature range. In addition, the liquid crystal composition has high ultraviolet ray stability and high thermal stability.
Owner:SUPERD CO LTD
Liquid crystal composition
ActiveCN103725295AHigh optical anisotropySmall optical anisotropyLiquid crystal compositionsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition which comprises 1-70wt% of liquid crystal compound shown by formula I, 1-90wt% of liquid crystal compound shown by formula II and 0-70wt% of liquid crystal compound shown by formula III. The liquid crystal composition disclosed by the invention has high optical anisotropy, relatively wide nematic phase temperature range, high clearing point range, relatively low rotary viscosity and proper dielectric anisotropy, thus the liquid crystal composition can realize relatively low box thickness and relatively low drive voltage of a liquid crystal lens; moreover, the liquid crystal composition has the characteristics of fast response, relatively high optical efficiency and the like.
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Positive-negative-mixed liquid crystal composition
InactiveCN105199745AIncrease ε
<sub>⊥</sub>Improve transmittanceLiquid crystal compositionsNon-linear opticsCrystallographyTransmittance
The invention discloses a positive-negative-mixed liquid crystal composition. The positive-negative-mixed liquid crystal composition comprises an additive component A, a component B and a component C, wherein the additive component A comprises one or more compounds shown in formula S-1, formula S-2, formula S-3 and structural formula S-4, the component B comprises one or more negative compounds shown in formula I, and the component C comprises one or more positive compounds shown in formula II. By the positive-negative-mixed liquid crystal composition, the problems that existing liquid crystal compositions are low in transmittance, slow in response and poor in UV resistance are solved.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal compound containing difluoro-methylene key bridge, preparation method thereof and composition containing liquid crystal compound
ActiveCN103254903AImprove stabilityAppropriate optical anisotropyLiquid crystal compositionsDielectric anisotropyVertical alignment
The invention discloses a liquid crystal compound containing difluoro-methylene key bridge, a preparation method of the liquid crystal compound containing difluoro-methylene key bridge and a composition containing the liquid crystal compound. The liquid crystal compound is a compound shown in a general formula I; and the liquid crystal compound comprises 5-95wt% of a first compound shown in a general formula I, 1-50wt% of a second compound shown in a general formula II and 5-50 percent of a third component shown in a general formula III. The liquid crystal compound has large negative dielectric anisotropy, and is low in viscosity, wide in nematic phase temperature range and high in intermiscibility, uvioresistant performance and high-temperature resistant performance; and the liquid crystal composition containing the liquid crystal compound is high in low-temperature intersolubility, quick in response time, large in optical anisotropy and dielectric anisotropy and low in driving voltage, and can be well suitable for vertical alignment (VA)-type liquid crystal display elements.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Positive dielectric-aeolotropic liquid crystal composition with fast response
ActiveCN103333700AProperly positive dielectric anisotropyImprove performanceLiquid crystal compositionsDielectric anisotropyThin-film-transistor liquid-crystal display
The invention discloses a positive dielectric-aeolotropic liquid crystal composition with fast response. The positive dielectric-aeolotropic liquid crystal composition comprises the following components in percentage by weight: 1%-40% of a liquid crystal compound shown in a structural formula I, 1%-40% of a liquid crystal compound shown in a structural formula II, 1%-40% of a liquid crystal compound shown in a structural formula III, 0%-70% of a liquid crystal compound shown in a structural formula IV, 0%-70% of a liquid crystal compound shown in a structural formula V, 0%-40% of a liquid crystal compound shown in a structural formula VI, and 0%-40% of a liquid crystal compound shown in a structural formula VII; in addition, an optical rotation compound with the weight of being 0%-0.5% of the total weight of all the liquid crystal compounds is added. The liquid crystal composition disclosed by the invention is low in power consumption, low in rotary viscosity and high in response speed, and is especially applicable for manufacturing a TFT-LCD Thin Film Transistor-Liquid Crystal Display) with fast response.
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Positive-negative-mixed liquid crystal composition
ActiveCN105131975AImprove transmittanceLow rotational viscosityLiquid crystal compositionsNon-linear opticsCrystallographyCharge retention
The invention discloses a positive-negative-mixed liquid crystal composition. The positive-negative-mixed liquid crystal composition is characterized by comprising a component A composed of at least one kind of negative compounds shown in the first general formula (please see the specification for the first general formula) and a component B composed of one or more kinds of positive compounds shown in the second general formula (please see the specification for the second general formula). The liquid crystal composition has the advantages of being positively dielectric, high in charge retention rate, low in rotary viscosity, short in response time and particularly high in transmittance; the positive-negative-mixed liquid crystal composition is suitable for manufacturing a high-transmittance and rapid-responding TFT-LCD.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Nematic liquid crystal composition, and liquid crystal display element incorporating same
ActiveCN105121597ADoes not hinder orientation controlProper orientation controlLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
Owner:DIC CORP
Liquid crystal composition and application thereof
ActiveCN108219802ALarge vertical dielectric ratio dielectricLow rotational viscosityLiquid crystal compositionsNon-linear opticsDielectricLiquid-crystal display
The invention discloses a liquid crystal composition. The liquid crystal composition contains at least one compound shown in a formula I and at least one compound shown in a formula II. The inventionfurther discloses a liquid crystal display device comprising the liquid crystal composition. The liquid crystal composition provided in the invention has large-vertical dielectric ratio dielectric, low rotary viscosity, a suitable nematic phase temperature range, suitable optical anisotropy and suitable elastic constants K11 and K33, is especially applicable to an IPS liquid crystal display, and can increase the penetration rate of the display, shorten the response time and increase the contrast ratio.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Compounds including indene and difluoroethylene bridge bond, preparation method thereof and application thereof
ActiveCN102627534AHigh optical anisotropyLow rotational viscosityLiquid crystal compositionsOrganic compound preparationCrystallographyLiquid-crystal display
The invention provides compounds including an indene and a difluoroethylene bridge bond and having a general formula (I), a preparation method thereof and an application thereof. The compounds have large optical anisotropies (delta n), low rotary viscosities (gamma) and wide nematic phase temperature ranges, so the response speed of liquid crystal devices using the compounds can be accelerated, and the working range of the liquid crystal devices can be enlarged, thereby the liquid crystal devices can maintain good display in various environments. The invention also provides one or more liquid crystal compositions of the compounds, and liquid crystal elements including the composition(s).
Owner:JIANGSU HECHENG DISPLAY TECHCO +1
Quick-response liquid crystal composition
ActiveCN103289707AQuick responseHigh positive dielectric anisotropyLiquid crystal compositionsCrystallographyDielectric anisotropy
The invention discloses a quick-response liquid crystal composition which comprises 1-80% of component A composed of dielectric positive compounds disclosed as general formula I and general formula II, 1-80% of component B disclosed as general formula III, 1-80% of component C disclosed as general formula IV, 0-30% of component D disclosed as general formula V, and component E disclosed as general formula VI. Besides, an optical rotation compound, which accounts for 0-1.0 wt% of the liquid crystal composition, is also added. The quick-response liquid crystal composition disclosed by the invention has the advantages of moderately high positive dielectric anisotropy, wide nematic phase range, very high charge retentivity, low power consumption, low rotary viscosity, quick response time and appropriate optical anisotropy, is suitable for active matrix and passive matrix electro-optic elements and liquid crystal displays, and can be used for manufacturing quick-response TFT-LCDs (thin film transistor-liquid crystal displays).
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Liquid crystal compound containing dihydrobenzofuran and preparation method and application thereof
ActiveCN103320144ALow rotational viscosityWide temperature rangeLiquid crystal compositionsOrganic chemistryCrystallographyBenzene
The invention discloses a liquid crystal compound containing dihydrobenzofuran and a preparation method and application thereof. The structural general formula of the compound is shown in a formula I (shown in a drawing). The compound is more stable in structure and has a wide liquid crystal state temperature range, better low-temperature intersolubility and higher dielectric anisotropy [delta]epsilon; and when the compound is applied to an optical device, a lower threshold voltage and low rotational viscosity gamma1 can be realized, and the performance of liquid crystal composition materials and displays can be improved, so that the compound has important significance for quick response of the displays. A liquid crystal composition containing the compound can be applied to the preparation of liquid crystal displays with low driving voltage, wide temperature range and high response speed.
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Quick-response liquid crystal composition
ActiveCN104593002ALow rotational viscosityLarge elastic constantLiquid crystal compositionsIn planeCrystallography
The invention relates to a liquid crystal composition which comprises the following components in parts by weight: 1-30 parts of compound disclosed as general formula I and 10-70 parts of compound disclosed as general formula II. The liquid crystal composition has the advantages of low rotary viscosity, high elastic constant, favorable low-temperature mutual solubility and high response speed, can be used for multiple display modes of quick-response liquid crystal display, and can obviously improve the display effect of the liquid crystal display device in TN (twisted nematic), IPS (in-plane switching) or FFS (fringe field switching)-mode display devices.
Owner:BEIJING BAYI SPACE LCD MATERIALS TECH
Liquid crystal medium containing triphenyl series compounds and application thereof
InactiveCN104513665AImprove performanceShort response timeLiquid crystal compositionsNon-linear opticsElectricityDielectric anisotropy
The invention relates to a liquid crystal medium containing a terphenyl compound and application thereof, and discloses a liquid crystal medium and application of the liquid crystal medium in liquid crystal display. The liquid crystal medium has positive dielectric anisotropy, and is characterized by containing one or more compounds represented by a structural formula (I) which is shown in the description. The liquid crystal medium provided by the invention is excellent in performance, has wide nematic phase temperature range, high reflective index anisotropy, extremely high electric charge retention rate and low rotary viscosity, can maintain high electric charge retention rate, low power consumption and the like, and has extremely high response speed. The composition disclosed by the invention has wide application prospect and application value in liquid crystal display, and is particularly suitable for manufacturing quick-response active matrix TN-TFT, IPS-TFT, FFS-TFT displays with great refractive index anisotropy.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition, liquid crystal display element and liquid crystal display
ActiveCN109652097ALow rotational viscosityImprove photoelectric performanceLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention relates to a liquid crystal composition, a liquid crystal display element comprising the liquid crystal composition and a liquid crystal display, and belongs to the field of liquid crystal displaying, wherein the liquid crystal composition comprises one or more compounds represented by formula i, one or more compounds shown in formula II, one or more compounds represented by formulaIII, and one or more compounds represented by formula IV; the liquid crystal composition has low rotational viscosity, good photoelectric performance, high dielectric anisotropy and high response speed.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal compound and liquid crystal medium containing same
InactiveCN104628541AIncrease K valueAppropriate negative dielectric anisotropyLiquid crystal compositionsOrganic chemistryLiquid-crystal displayLiquid crystal
The invention relates to a negative dielectric liquid crystal compound containing a structural formula I and a liquid crystal medium of at least one compound containing the structural formula I and an electro-optical display containing the type of liquid crystal medium. The compound has high negative dielectric constant, relatively great K value and relatively low rotary viscosity and is suitable for quick-response VA liquid crystal and particularly suitable for VA-TFT and VA-IPS liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
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