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54results about How to "Moderate dielectric anisotropy Δε" patented technology
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Liquid crystal composition and liquid crystal display element or liquid crystal display device
ActiveCN107674687AOvercoming the defect of low reliabilityQuick responseLiquid crystal compositionsCrystallographyCharge retention
The invention disclosed a liquid crystal composition, which contains one or a plurality of compounds represented by a formula I-a and / or I-b, one or a plurality of compounds represented by a formula II, and one or a plurality of compounds represented by a formula III, wherein the formulas I-a, I-b, II and III are defined in the specification. A purpose of the present invention is to provide a liquid crystal composition and a liquid crystal display element or a liquid crystal display device containing the liquid crystal composition. According to the present invention, the liquid crystal composition has low viscosity, can achieve fast response, and further has moderate dielectric anisotropy delta[epsilon], moderate optical anisotropy delta[n], high thermal stability and high light stability;and the liquid crystal display element or the liquid crystal display device containing the liquid crystal composition has advantages of wide nematic phase temperature range, suitable birefringence anisotropy, high resistivity, good ultraviolet resistance, high charge retention, low vapor pressure and the like.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and application thereof
ActiveCN106010580ALow viscosityQuick responseLiquid crystal compositionsDielectric anisotropyViscosity
The invention discloses a liquid crystal composition which contains compounds shown in formulae I and II and also can contain one or more compounds shown in formula II-B, wherein the definitions of all substituents are given. The composition disclosed by the invention has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate optical anisotropy delta n and can realize quick response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
The present invention provides a liquid crystal composition, which contains one or a plurality of compounds represented by a formula I and one or a plurality of compounds represented by a formula II,wherein the formulas I and II are defined in the specification. According to the present invention, the liquid crystal composition has low viscosity, can achieve fast response, and further has moderate dielectric anisotropy delta[epsilon], moderate optical anisotropy delta[n], high thermal stability and high light stability; and the liquid crystal display element or the liquid crystal display device containing the liquid crystal composition has advantages of wide nematic phase temperature range, suitable birefringence anisotropy, high resistivity, good ultraviolet resistance, high charge retention, low vapor pressure and the like.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105567251ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyViscosity
The invention discloses a liquid crystal composition. The liquid crystal composition comprises one or more compounds shown in the formula I and one or more compounds shown in the formula II, and at least further comprises one or more compounds shown in the formula II-B contained in the formula II, wherein the formula I, the formula II and the formula II-B are shown in the description, and all substituent groups are defined. The liquid crystal composition has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate optical anisotropism delta n, and quick response of liquid crystal displaying can be achieved.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105038814ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition. The liquid crystal composition comprises one or more compounds as shown in formula I and one or more compounds as shown in formula II; and the liquid crystal composition comprises a compound as shown in II-A: FORMULA as shown in the specification, wherein each substituent group is defined. The composition provided by the invention has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate optical anisotropy delta n, and can realize quick response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105694909ALow viscosityQuick responseLiquid crystal compositionsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition.The liquid crystal composition contains one or more types of compounds as indicated in formula (I) and one or more types of compounds as indicated in formula (II) as well as one or more types of compounds as indicated in formula (II-B) in formula (II), wherein the definition of each substituent group is given.The composition has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate optical anisotropy delta n and can achieve rapid response to liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Stabilizers and liquid crystal compositions containing stabilizers
ActiveCN107459993ALow viscosityQuick responseLiquid crystal compositionsOrganic chemistryCrystallographyDielectric anisotropy
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105038816ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyViscosity
The invention discloses a liquid crystal composition which comprises one or more compounds shown in a formula I and one or more compounds shown in a formula II, and the liquid crystal composition comprises compounds shown in a formula II-A shown in the description, wherein the substituents are defined. The composition disclosed by the invention has low viscosity gamma 1, moderate dielectric anisotropy deltaepsilon, moderate or relatively great optical anisotropy deltan, and can be used for realizing quick response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105038815ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyViscosity
The invention discloses a liquid crystal composition. The liquid crystal composition comprises one or more compounds as shown in formula I and one or more compounds as shown in formula II; and the liquid crystal composition comprises a compound as shown in II-A: FORMULA as shown in the specification, wherein each substituent group is defined. The composition disclosed by the invention has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate optical anisotropy delta n, and can realize quick response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition, and liquid crystal display element or display thereof
ActiveCN105602575ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyHeat stability
The invention discloses a liquid crystal composition, and a liquid crystal display element or display thereof. The liquid crystal composition contains a compound represented by general formula I, a compound represented by general formula II, and a compound represented by general formula III; and in the general formula I, the general formula II and the general formula III, R1 and R3 are C2-5 linear alkyl groups, R2 represents a C2-5 linear alkyl group or a C2-5 alkenyl group, R4 represents H or a C1-3 linear alkyl group, and X1 and X2 represent H or F. The liquid crystal composition has the advantages of fast response speed, large dielectric anisotropy, moderate optical anisotropy and good light and heat stability, and is especially suitable for being used in IPS liquid crystal display devices.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105969403ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition. The liquid crystal composition comprises one or more types of compounds shown as formula I and one or more types of compounds shown as formula II; the liquid crystal composition comprises a compound shown as formula II-B in one or two types of compounds shown as the formula II of the description, wherein each substituent group is defined. The composition provided by the invention has low viscosity gamma1, moderate dielectric anisotropy deltaepsilon and moderate optical anisotropy deltan, and can realize rapid response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and liquid crystal display element or liquid crystal display device
ActiveCN110655927ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and liquid crystal display device comprising same
ActiveCN104449763ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention relates to a liquid crystal composition. The liquid crystal composition comprises a compound with the general formula shown in the description. The composition disclosed by the invention has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon, moderate optical anisotropy delta n and a greater K value, and can be used for realizing rapid responses of the liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and its application
ActiveCN106010580BLow viscosityQuick responseLiquid crystal compositionsDielectric anisotropyViscosity
The invention discloses a liquid crystal composition which contains compounds shown in formulae I and II and also can contain one or more compounds shown in formula II-B, wherein the definitions of all substituents are given. The composition disclosed by the invention has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate optical anisotropy delta n and can realize quick response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composite
ActiveCN104946266ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyOptical anisotropy
The invention discloses a liquid crystal composite which comprises one or more compounds shown in the formula I and one or more compounds shown in the formula II. The liquid crystal composite comprises compounds shown in II-A (please see the molecular formula in the specification). All substituents are defined. The composite has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate or large optical anisotropy delta n, and can achieve quick responding of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105038813ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition comprising one or more compounds represented by a formula I and one or more compounds represented by a formula II. The liquid crystal composition comprises a compound represented by II-A. Definitions for all substituents are given. The composition provided by the invention has low viscosity gamma1, moderate dielectric anisotropy Delta epsilon, and moderate optical anisotropy Delta n. With the composition, liquid crystal display fast response can be realized.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN105018106ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyCrystallography
The invention discloses a liquid crystal composition which comprises one or more compounds show in a formula I and one or more compounds show in a formula II. The liquid crystal composition comprises a compound shown in a formula II-A which is shown in the description, wherein all the substituents are defined. The liquid crystal composition disclosed by the invention has low viscosity gamma1, moderate dielectric anisotropy deltaepsilon and moderate or relatively great optical anisotropy deltan, and quick response of liquid crystal display can be realized.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition and liquid crystal display device comprising same
ActiveCN104327860AQuick responseModerate optical anisotropy ΔnLiquid crystal compositionsNon-linear opticsDielectric anisotropyCrystallography
The invention relates to a liquid crystal composition which comprises compounds disclosed as the following general formula. The composition has the advantages of low viscosity gamma1, moderate dielectric anisotropy DeltaEpsilon and moderate optical anisotropy Deltan, and can implement quick response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
InactiveCN105647543ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention relates to a liquid crystal composition. The liquid crystal composition comprises one or more of compounds disclosed as Formula I and one or more of compounds disclosed as Formula II. The liquid crystal composition comprises one or two compounds disclosed as Formula II-B in the compounds disclosed as Formula II, wherein the substituent groups are respectively defined in the specification. The composition has the advantages of low viscosity gamma1, moderate dielectric anisotropy DeltaEpsilon and moderate optical anisotropy Deltan, and can implement quick response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition
ActiveCN108690638ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The present invention discloses a liquid crystal composition, which comprises one or a plurality of compounds represented by a formula I, and one or a plurality of compounds represented by a formula II, and further at least contains a compound represented by a formula II-A contained in the formula II, wherein each substituent is defined in the specification. According to the present invention, thecomposition has characteristics of low viscosity gamma1, high dielectric anisotropy [delta]epsilon and high optical anisotropy [delta]n, and can achieve the fast response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Compound, liquid crystal composition, and liquid crystal display device
PendingCN111747853AImprove solubilityFast conversionLiquid crystal compositionsOrganic chemistryCrystallographyLiquid-crystal display
The invention discloses a compound, a liquid crystal composition and a liquid crystal display device. The structural formula of the compound is shown as a formula I. The liquid crystal composition comprises one or more compounds shown as the formula I, one or more compounds shown as the formula II and one or more compounds shown as the formula III. The liquid crystal display component comprises the liquid crystal composition. The liquid crystal composition provided by the invention has high diffusivity, shortens the first-stage light irradiation time from 75-100s to 50-65s, reduces residual images caused by uneven diffusion, has high conversion rate, and can realize quick response; the liquid crystal display component has the characteristics of wider nematic phase temperature range, properor higher birefringence anisotropy delta n, high RM conversion rate and less residue, can effectively avoid the residual image problem, can shorten the preparation process, and improves the production efficiency.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Compound, liquid crystal composition, liquid crystal display element and liquid crystal display device
PendingCN111253354AImprove solubilityImproves UV resistanceLiquid crystal compositionsOrganic chemistryCrystallographyLiquid-crystal display
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Negative liquid crystal composition and application thereof
PendingCN114231294AChemically stableStable physical propertiesLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention relates to a negative liquid crystal composition and application thereof, and belongs to the field of liquid crystal materials. The negative liquid crystal composition comprises at least one compound with a 2-substituted-1, 4-dicyclohexylbiphenyl structure as shown in a general formula I, at least one compound as shown in a general formula II and at least one compound as shown in a general formula III. The adopted compounds have good low-temperature intersolubility and moderate dielectric anisotropy and refractive index anisotropy. The negative liquid crystal composition is good in low-temperature intersolubility and large in elastic constant, and the response time is shortened.
Owner:重庆汉朗精工科技有限公司
Polymerizable liquid crystal composition and application thereof
PendingCN114214075AGood miscibility at low temperatureModerate dielectric anisotropyLiquid crystal compositionsOrganic chemistryPhysicsLiquid Crystalline Materials
The invention relates to a polymerizable liquid crystal composition and application thereof, and belongs to the field of liquid crystal materials. The liquid crystal composition comprises at least one polymerizable compound shown in a general formula I and at least one compound with a dibenzothiophene structure, and the structure of the compound is shown in a general formula II. The adopted compounds have good low-temperature intersolubility, moderate dielectric anisotropy and refractive index anisotropy and wide applicability. The liquid crystal composition is good in low-temperature intersolubility and large in elastic constant, and the response time is shortened.
Owner:重庆汉朗精工科技有限公司
Liquid crystal composition
InactiveCN105038812ALow viscosityQuick responseLiquid crystal compositionsNon-linear opticsDielectric anisotropyViscosity
The invention discloses a liquid crystal composition. The composition comprises one or more compounds as shown in a formula I and one or more compounds as shown in a formula II; meanwhile, the liquid crystal composition comprises a compound as shown in II-A in the specification, wherein each substituted group is given a definition. The composition provided by the invention has low viscosity gamma 1, moderate dielectric anisotropy delta e and moderate optical anisotropy delta n, and can achieve rapid response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
liquid crystal composition
ActiveCN104946266BLow viscosityQuick responseLiquid crystal compositionsNon-linear opticsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition, comprising one or more compounds represented by formula I and one or more compounds represented by formula II, and the liquid crystal composition comprises compounds represented by II‑A, wherein each substituent Both give their definitions. The invention relates to a composition with low viscosity γ1, moderate dielectric anisotropy Δε, moderate or larger optical anisotropy Δn, and can realize fast response of liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Compound, liquid crystal composition, liquid crystal display element and liquid crystal display device
ActiveCN111139085AImprove solubilityImproves UV resistanceLiquid crystal compositionsNon-linear opticsCrystallographyPhysical chemistry
The invention relates to a compound, a liquid crystal composition, a liquid crystal display element and a liquid crystal display device, wherein the compound is a compound represented by a formula I defined in the specification. According to the invention, by using the liquid crystal composition containing the compound represented by the following formula I, a liquid crystal display element or a liquid crystal display device capable of aligning liquid crystal molecules in a certain direction without using an alignment layer can be manufactured, so that the manufacturing process of the liquid crystal display element or the liquid crystal display device is simplified, the cost is saved, the defect that the display effect is poor due to the fact that the alignment layer is poor in manufacturing yield, heat resistance and aging resistance is overcome, and the performance and the production efficiency of the liquid crystal display element or the liquid crystal display device are further improved.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
liquid crystal composition
ActiveCN105694909BLow viscosityQuick responseLiquid crystal compositionsCrystallographyDielectric anisotropy
The invention discloses a liquid crystal composition.The liquid crystal composition contains one or more types of compounds as indicated in formula (I) and one or more types of compounds as indicated in formula (II) as well as one or more types of compounds as indicated in formula (II-B) in formula (II), wherein the definition of each substituent group is given.The composition has low viscosity gamma 1, moderate dielectric anisotropy delta epsilon and moderate optical anisotropy delta n and can achieve rapid response to liquid crystal display.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Compound, liquid crystal composition and application thereof
PendingCN113277946AStable pretilt angleGood solubilityLiquid crystal compositionsOrganic chemistryThin membraneSurface electrode
The invention provides a compound which is as shown in a formula I and can realize a self-alignment function, a negative liquid crystal composition containing the compound, and a liquid crystal display element or a liquid crystal display containing the compound or the liquid crystal composition. The compound shown in the formula I at least contains one dihydroxyl; and in the panel ODF manufacturing process, due to the fact that the intermolecular acting force between the dihydroxyl and panel surfaces (a glass surface and an ITO electrode surface) is higher, the compound shown in the formula I has better anchoring property, and a more stable pretilt angle is obtained. The compound shown in the formula I has better solubility, especially low-temperature solubility, and can adapt to a wider storage temperature range; and a polymer film with higher uniformity can be obtained, so that the problem of poor display caused by damage of free radical ions to the liquid crystal composition is prevented.
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Liquid crystal composition containing substituted cyclohexyl compound and application thereof
PendingCN114231295AChemically stableStable physical propertiesLiquid crystal compositionsNon-linear opticsCrystallographyRefractive index
The invention relates to a liquid crystal composition containing a substituted cyclohexyl compound and application of the liquid crystal composition, and belongs to the field of liquid crystal materials. The liquid crystal composition is a negative dielectric liquid crystal composition and comprises at least one compound with a structure as shown in a general formula I, at least one compound as shown in a general formula II and at least one compound as shown in a general formula III. The liquid crystal composition is good in low-temperature intersolubility, large in elastic constant and moderate in electric anisotropy and refractive index anisotropy; the response time is shortened.
Owner:重庆汉朗精工科技有限公司
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