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51results about How to "Proper Dielectric Anisotropy" patented technology
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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
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
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 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
Liquid crystal composition and application thereof in liquid crystal display
InactiveCN104560058AImprove performanceLower average response timeLiquid crystal compositionsNon-linear opticsDielectric anisotropyCharge retention
The application discloses a liquid crystal composition and application thereof in liquid crystal display. The liquid crystal composition comprises compounds shown in formula I, II, III and IV. The liquid crystal composition has excellent performance, wide nematic phase temperature range, proper positive dielectric anisotropy, proper optical anisotropy, high charge retention rate, quick response, low rotary viscosity and wide application prospect and application value in liquid crystal display. By utilizing the liquid crystal composition, high charge retention rate, low power consumption and quick response time can be maintained. The liquid crystal composition is especially suitable for manufacturing active matrix EN-TFT and IPS-TFT displayers with quick response. The expression formula is as shown in the description.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal compound having xanthene skeleton and exhibiting negative dielectric anisotropy, liquid crystal composition, and liquid crystal display element
ActiveCN105121422AImprove stabilityTransparent point heightLiquid crystal compositionsOrganic chemistryCrystallographyLower limit
Provided is a liquid crystal compound satisfying at least one physical property from among having excellent stability with respect to heat, light, or the like, a high clearing point, a low liquid-crystal-phase lower limit temperature, a low viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a suitable elastic constant, and excellent compatibility with other liquid crystal compounds. The compound is represented by formula (1). In formula (1): R1 and R2 represent C1-15 alkyl groups; ring A1 and ring A2 represent 1, 4-cyclohexylene or 1, 4-phenylene; Z1 and Z2 represent single bonds, -(CH2)2-, -CH=CH-, -C≡C-, -COO-, -OCO-, -CH2O-, -OCH2-, -CF2O-, -OCF2-, or -CF=CF-; a and b represent 0, 1, or 2; and the sum of a and b is 1 or 2.
Owner:JNC CORP +1
Positive dielectric liquid crystal composition
InactiveCN105295956AImprove charge retentionReduce power consumptionLiquid crystal compositionsCrystallographyLiquid-crystal display
The invention discloses a positive dielectric liquid crystal composition. The positive dielectric liquid crystal composition comprises a component A which consists of one or more liquid crystal compounds shown in a general formula I, and an additive component D which consists of one or more compounds shown in a general formula S-1, a structural formula S-2, a structural formula S-3 and a general formula S-4. The positive dielectric liquid crystal composition does not change under the conditions of high temperature and ultraviolet radiation, so that the liquid crystal quality is improved; the positive dielectric liquid crystal composition is applicable to an active matrix electric optical element and a liquid crystal display, and can be applied to civil use and practical TFT-LCDs (Thin-Film Transistor Liquid Crystal Displays) under special severe conditions.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and liquid crystal display device
ActiveCN103242856AProper Dielectric AnisotropyLow viscosityLiquid crystal compositionsDielectric anisotropyCrystallography
The invention provides a liquid crystal composition and applications thereof. The liquid crystal composition comprises the following ingredients in percentage by weight: 5-60% of compound in a formula I, 10-50% of compound in a formula II, and 10-80% of compound in a formula III. The liquid crystal composition has great dielectric anisotropy, faster response speed and good low-temperature storage stability. The invention further provides an active matrix liquid crystal display device comprising the liquid crystal composition.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Liquid crystal composition and display comprising same
InactiveCN107663458AProper Dielectric AnisotropyAppropriate rotational viscosityLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention discloses liquid crystal composition with negative dielectric anisotropy. The liquid crystal composition comprises a first component comprising one or more of compounds shown in formulaI, a second component comprising two or more of compounds shown in formula II and a third component comprising one or more of compounds shown in formula III. The invention also discloses a liquid crystal display comprising the liquid crystal composition. The liquid crystal composition has proper dielectric anisotropy and proper rotary viscosity, can meet the requirement for quick response of the liquid crystal display, has characteristics of higher clearing point, wide nematic phase temperature range, higher optical anisotropy, good low-temperature mutual solubility, higher voltage retention rate, good high-temperature stability, good ultraviolet resistance and the like and is applicable to the liquid crystal display.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Liquid crystal composition containing bicycle-octane
ActiveCN103254909ALow rotational viscosityFast rotational viscosityLiquid crystal compositionsIn planeDielectric anisotropy
The invention discloses a liquid crystal composition containing bicycle-octane, belonging to the field of liquid crystal display materials. The liquid crystal composition is composed of 1-40% of a positive dielectric compound containing a component A shown in the general formula I, 2-40% of a positive dielectric compound containing a component B shown in the general formula II and / or general formula III and 10-80% of a neutral dielectric compound containing a component C shown in the general formula IV; in addition, optically active compound which is 0-0.5% of the sum of the mass of the liquid crystal composition is added. The liquid crystal composition is low in viscosity, short in response time, proper in photology, good in anisotropy, proper in dielectric anisotropy and particularly suitable for manufacturing quick-response active matrix TN-TFTs (Twisted Nematic Thin Film Transistors), IPS-TFTs (In-Plane Switching Thin Film Transistors) or FFS (Fringe Field Switching) liquid crystal display elements and liquid crystal displays.
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
Quick-response nematic phase type liquid crystal composite
ActiveCN103289709AImprove performanceWide Nematic Temperature RangeLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention discloses a quick-response nematic phase type liquid crystal composite. The liquid crystal composite comprises 1%-40% (mass percentage) of liquid crystal compound as shown in structural formula I, 5%-70% (mass percentage) of liquid crystal compound as shown in structural formula II, 5%-50% (mass percentage) of liquid crystal compound as shown in structural formula III, 0%-40% (mass percentage) of liquid crystal compound as shown in structural formula IV, and 0%-40% (mass percentage) of liquid crystal compound as shown in structural formula V; the sum of mass percentages of the liquid crystal compounds respectively as shown in structural formulae I, II, III, IV and V is 100%; moreover, an optically active compound occupying 0%-0.5% of the sum of mass of the liquid crystal composite is also added. The composite has low rotary viscosity, quick response speed and proper positive dielectric anisotropy, and is especially suitable for manufacturing quick-response active matrix TN-TFT and IPS-TFT liquid crystal display elements and liquid crystal displayers.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and liquid crystal display device
ActiveCN109575940AImprove transmittanceHigh optical anisotropyLiquid crystal compositionsDielectric anisotropyContrast ratio
The invention provides a liquid crystal composition. The liquid crystal composition contains at least one compound of a formula I, at least one compound of a formula II-1 and\or II-2, and at least onecompound of a formula III. The liquid crystal composition has high transmittance, high optical anisotropy, a high clearing point, appropriate dielectric anisotropy, and relatively large elastic constants K11 and K33. The invention also provides a liquid crystal display device containing the liquid crystal composition; and the liquid crystal display device containing the liquid crystal compositioncan have the advantages of high transmittance, high contrast, and the like, thereby having a good display effect.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Positive dielectric liquid crystal composition
ActiveCN107955629AImprove charge retentionReduce power consumptionLiquid crystal compositionsNon-linear opticsLiquid-crystal displayLiquid crystal
The present invention discloses a positive dielectric liquid crystal composition. The liquid crystal composition comprises a component A composed of one or more liquid crystal compounds represented bya general formula I in the description, a component B composed of one or more liquid crystal compounds represented by a general formula II in the description, a component C composed of one or more liquid crystal compounds represented by a general formula III in the description, and an additive component D composed of one or more compounds represented by a general formula S-1 in the description. The composition provided by the present invention does not change under the conditions of high temperature and ultraviolet radiation, thereby improving the quality of liquid crystals; and the composition is applicable to active matrix electro-optical elements and liquid crystal displays, and can be used for TFT-LCD used under civil and special harsh conditions.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
InactiveCN104479689AImprove performanceReduce voltageLiquid crystal compositionsDielectric anisotropyCharge retention
The invention discloses a nematic-phase liquid crystal composition which is formed by two components. The first component comprises one or more chemicals in a structural formula I, and the second component comprises one or more chemicals in a structural formula II and one or more chemicals in a structural formula III. The liquid crystal composition is excellent in performance, has a wide nematic-phase temperature range, proper positive dielectric anisotropism, proper optical anisotropism, high charge retention rate, high response speed and low rotary viscosity and can maintain high charge retention rate. The composition has a wide application prospect and application value in liquid crystal display and is especially suitable for manufacturing active matrix IPS-TFT displayers with a high response speed.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Positive dielectric anisotropic liquid crystal composition
ActiveCN103351879AProperly positive dielectric anisotropyImprove performanceLiquid crystal compositionsCrystallographyDielectric anisotropy
The invention discloses a positive dielectric anisotropic liquid crystal composition which comprises the following components in percentage by weight: 1 to 40 percent of liquid crystal compound shown as a structural formula I, 1 to 40 percent of liquid crystal compound shown as a structural formula II, 1 to 60 percent of liquid crystal compound shown as a structural formula III, 1 to 60 percent of liquid crystal compound shown as a structural formula IV, 0 to 20 percent of liquid crystal compound shown as a structural formula V and 0 to 20 percent of liquid crystal compound shown as a structural formula VI, wherein the sum of the weight percentage of the liquid crystal compounds shown as the structural formulas I, II, III, IV, V and VI is 100 percent; an optical rotation compound in an amount which is 0 to 0.2 percent of the total weight of the liquid crystal composition is also added. The liquid crystal composition has low power consumption, low rotary viscosity and high response speed, and is particularly suitable for manufacturing a thin film transistor-liquid crystal display (TFT-LCD) with quick response.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition with negative dielectric anisotropy and display device thereof
ActiveCN108239544AProper Dielectric AnisotropySuitable clearing pointLiquid crystal compositionsCrystallographyElectricity
The invention discloses a liquid crystal composition with negative dielectric anisotropy, which is high in transmittance and high in response speed. The liquid crystal composition contains one or morecompounds as shown in general formula I-1 and / or I-2, which account for 15-65% of the total weight of a negative liquid crystal composition; one or more compounds as shown in a general formula II, which account for at least 6% of the total weight of the negative liquid crystal composition; one or more compounds as shown in general formula III, which account for at least 7% of the total weight ofthe negative liquid crystal composition; and one or more compounds as shown in general formula IV, which account for 1-30% of the total weight of the negative liquid crystal composition. The inventionalso discloses a liquid crystal display device comprising the liquid crystal composition. The formulae are as shown in the specification.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Fast-response positive dielectric anisotropic liquid crystal composition
ActiveCN103509561AProperly positive dielectric anisotropyPositive dielectric anisotropy is suitable forLiquid crystal compositionsDielectric anisotropyActive matrix
The invention discloses a fast-response positive dielectric anisotropic liquid crystal composition which comprises the following components in percentage by weight: 5-60% of a component A, 1-60% of a component B, 1-40% of a component C and 0-40% of a component D. The component A consists of at least one compound of the general formula I and at least one compound of the general formula II, the component B consists of one or more compounds of the general formula III, the component C consists of one or more compounds of the general formula IV, the component D consists of one or more compounds of the general formula V. Further, an optically active component is added and accounts for 0-0.5% of the total weight of the liquid crystal composition. The composition has a low rotational viscosity, a fast response speed and an appropriate positive dielectric anisotropy, and is particularly suitable for the fabrication of fast-response active matrix TN-TRT, IPS-TFT liquid crystal display elements and liquid crystal display devices.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and application thereof
InactiveCN104593010AImprove performanceLower average response timeLiquid crystal compositionsNon-linear opticsCrystallographyLiquid-crystal display
The invention discloses a liquid crystal composition and application thereof. The liquid crystal composition comprises a component A and a component B. The liquid crystal composition has appropriate optical anisotropy, is very high in charge retention rate, rapid in response, low in rotation viscosity and short in response time, and can retain a high charge retention rate, low power consumption and the like. Within the range of the composition disclosed by the invention, the contents of different components can be adjusted so as to expand liquid crystal compositions with characteristics of different thresholds, bright points and birefringence. The liquid crystal composition disclosed by the invention has a wide application prospect and a high application value in liquid crystal display, and is particularly applicable to manufacturing of active matrix TN-TFT and IPS-TFT displays with rapid response.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and display devices
ActiveCN107586546AIncrease ε⊥Appropriate optical anisotropyLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention provides a liquid crystal composition and application thereof. In terms of a total weight, the liquid crystal composition comprises: 3-10% of one or more compounds shown as general formula I, 30-60% of one or more compounds shown as general formula II, 15-30% of one or more compounds shown as general formula III, 0-15% of one or more compounds shown as general formula IV, 5-30% of one or more compounds shown as general formula V, and 0-30% of one or more compounds shown as general formula VI. The liquid crystal composition provided by the invention has the characteristics of appropriate optical anisotropy, appropriate dielectric anisotropy, high clearing point, low driving voltage and quick response, is suitable for liquid crystal displays, and can meet the high penetration rate and fast response demands of liquid crystal displays.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Liquid crystal composition and liquid crystal display device
PendingCN109575939ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyDisplay device
The invention provides a liquid crystal composition. The liquid crystal composition contains at least one compound of a formula I, at least one compound of a formula II, and at least one compound of aformula III. The liquid crystal composition has high optical anisotropy and also has relatively large elastic constants K11 and K33 while maintaining a high clearing point, appropriate dielectric anisotropy, and good low-temperature mutual solubility. The invention also provides a liquid crystal display device containing the liquid crystal composition; and the display device has the advantages offast response, high contrast, large temperature width range, and the like, thereby having a good display effect and a wide application range.
Owner:JIANGSU HECHENG DISPLAY TECH CO LTD
Liquid crystal composition
InactiveCN107557021APositive dielectricImprove transmittanceLiquid crystal compositionsCrystallographyTransmittance
The invention discloses a liquid crystal composition. The liquid crystal composition contains one or more compounds represented by a formula I, one or more compounds represented by a formula II, and one or more compounds represented by a formula III. The formulas I, II and III are shown in the description. The composition has positive dielectric properties, through a specific monomer combination,transmittance is improved, a contrast ratio is improved, response time is accelerated, and meanwhile a whole reliability level is improved.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition, liquid crystal display element, and liquid crystal display
InactiveCN112940755AProper Dielectric AnisotropyHigh optical anisotropyLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention relates to a liquid crystal composition, a liquid crystal display element containing the liquid crystal composition, and a liquid crystal display, and belongs to the field of liquid crystal display. The liquid crystal composition disclosed by the invention comprises compounds shown as a formula I, a formula II, a formula III, a formula IV, a formula V, a formula VI, a formula X and a formula VII, has proper dielectric anisotropy (delta epsilon), rotational viscosity and clearing point (Cp), and also has relatively high optical anisotropy (delta n) and high voltage holding ratio (VHR), so that the product quality is effectively improved; and the liquid crystal composition can be used for developing low-cell-thickness liquid crystal displays.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and liquid crystal display device
ActiveCN109575941AHigh optical anisotropyHD highlightsLiquid crystal compositionsDielectric anisotropyMutual solubility
The invention provides a liquid crystal composition. The liquid crystal composition contains at least one compound of a formula I, at least one compound of a formula II, at least one compound of a formula III-1 and\or III-2, and at least one compound of a formula IV-1 and\or IV-2. The liquid crystal composition has high optical anisotropy, a high clearing point, appropriate dielectric anisotropy,and good low-temperature mutual solubility, and also has relatively large elastic constants K11 and K33. The invention also provides a liquid crystal display device containing the liquid crystal composition; and the liquid crystal display device has the advantages of fast response, high contrast, large temperature width range, and the like, thereby having a good display effect and a wide application range.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Liquid crystal composition and photoelectric element
ActiveCN108929704ALow viscosityAppropriate optical anisotropyLiquid crystal compositionsNon-linear opticsLiquid-crystal displayHigh latitude
The invention discloses a liquid crystal composition and a photoelectric element, the composition comprising a first component and a second component. By metering with weight percentage, the first component accounts for 17% to 36.5%, the second component accounts for 63.5% to 83%, and the sum of the weight percentages of the components is 100%. The liquid crystal composition provided by the invention can achieve lower viscosity, higher delta epsilon, appropriate optical anisotropy, lower threshold voltage, higher VHR, good reliability and thermal stability, and excellent low temperature reliability, which solves the dual requirements of the novel display mode and low temperature reliability. The liquid crystal composition can be stably stabilized at temperature of -40 DEG C, and is provided for TN-TFT (twisted nematic phase), IPS (planar conversion), FFS (fringe field conversion), PSA (polymerization) mode liquid crystal display device and a reinforced liquid crystal display device, which greatly widens the application of liquid crystal display in engineering, outdoor, high altitude, high latitude and severe working conditions.
Owner:XIAN CAIJING OPTO ELECTRICAL SCI & TECH
A rapid response liquid crystal composition with positive dielectric anisotropy
ActiveCN103509561BProperly positive dielectric anisotropyPositive dielectric anisotropy is suitable forLiquid crystal compositionsDielectric anisotropyActive matrix
The invention discloses a fast-response positive dielectric anisotropic liquid crystal composition which comprises the following components in percentage by weight: 5-60% of a component A, 1-60% of a component B, 1-40% of a component C and 0-40% of a component D. The component A consists of at least one compound of the general formula I and at least one compound of the general formula II, the component B consists of one or more compounds of the general formula III, the component C consists of one or more compounds of the general formula IV, the component D consists of one or more compounds of the general formula V. Further, an optically active component is added and accounts for 0-0.5% of the total weight of the liquid crystal composition. The composition has a low rotational viscosity, a fast response speed and an appropriate positive dielectric anisotropy, and is particularly suitable for the fabrication of fast-response active matrix TN-TRT, IPS-TFT liquid crystal display elements and liquid crystal display devices.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and display device thereof
ActiveCN108239540AProper Dielectric AnisotropyAppropriate rotational viscosityLiquid crystal compositionsNon-linear opticsDielectric anisotropyDisplay device
The invention discloses a liquid crystal composition with negative dielectric anisotropy. The liquid crystal composition contains the following compounds in percentage by total weight of the negativeliquid crystal composition: 20%-65% of one or more compounds of a general formula I-1 and / or a general formula I-2, 10%-40% of one or more compounds of a general formula II, 13%-40% of one or more compounds of a general formula III and 20%-60% of one or more compounds of a general formula IV. The invention further discloses a liquid crystal display containing the liquid crystal composition. The formulae are shown in the descrption.
Owner:JIANGSU HECHENG DISPLAY TECHCO
Liquid crystal composition and display device
ActiveCN107586546BIncrease ε⊥Appropriate optical anisotropyLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention provides a liquid crystal composition and its application. Based on the total weight of the liquid crystal composition, the liquid crystal composition of the present invention comprises: 3-10% of one or more compounds of general formula I, 30-60% of one or more compounds of general formula II, 15-30% of one or more compounds of general formula III, 0-15% of one or more compounds of general formula IV, 5-30% of one or more compounds of general formula V , and 0-30% of one or more compounds of general formula VI. The liquid crystal composition of the present invention has proper optical anisotropy, proper dielectric anisotropy, higher clearing point, lower driving voltage and fast response characteristics, is suitable for liquid crystal displays, and satisfies high wear resistance of liquid crystal displays. Transparency and fast response requirements.
Owner:JIANGSU HECHENG DISPLAY TECH CO LTD
Liquid crystal composition and display device thereof
PendingCN112048319AHigh optical anisotropyProper Dielectric AnisotropyLiquid crystal compositionsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition. The liquid crystal composition comprises one or more compounds represented by a general formula II, one or more compounds represented by the general formula M; one or more compounds represented by the general formula N; one or more compounds represented by general formula A1; and one or more compounds represented by the general formula A2. Theinvention also discloses a display device containing the liquid crystal composition. The liquid crystal composition provided by the invention has large optical anisotropy, proper dielectric anisotropy, a large Kave value, a large epsilon perpendicular to / delta epsilon value, low rotary viscosity, high voltage retention rate, good reliability and good low-temperature storage stability; therefore, the liquid crystal display device containing the liquid crystal composition has small light scattering and high contrast ratio, and is particularly suitable for a liquid crystal display element drivenby an active matrix thin film transistor (AMTFT).
Owner:JIANGSU HECHENG DISPLAY TECHCO
Liquid crystal composition and photoelectric display device
ActiveCN112574756AAppropriate clearing pointAppropriate optical anisotropyLiquid crystal compositionsDielectric anisotropyDisplay device
The invention discloses a liquid crystal composition and a photoelectric display device. The liquid crystal composition comprises, based on the total weight of the composition, 1-30% of at least one compound shown as a general formula I, 5-35% of at least one compound shown as a general formula II and 10-50% of at least one compound shown as a general formula III. The liquid crystal composition has a proper clearing point, proper optical anisotropy, proper dielectric anisotropy, higher voltage retention rate, higher transmittance, better high-temperature resistance and higher response speed, and is suitable for VA, IPS, FFS and other display modes.
Owner:JIANGSU HECHENG DISPLAY TECH CO LTD
Liquid crystal composition containing bicycle-octane
ActiveCN103254909BLow rotational viscosityFast rotational viscosityLiquid crystal compositionsIn planeDielectric anisotropy
Owner:BEIJING CHENGZHI YONGHUA DISPLAY TECHNOLOGY CO LTD
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