Negative liquid crystal compound and display device comprising same
A technology of liquid crystal composition and negative liquid crystal, applied in liquid crystal materials, instruments, nonlinear optics, etc., can solve problems such as poor display, electrostatic discharge crown ether dosage, excessive current of liquid crystal display, etc., and achieve suitable optical anisotropy , high-definition highlights, and the effect of reducing image afterimages
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Embodiment 1
[0080] Prepare liquid crystal composition LC-1, as shown in Table 2:
[0081] Table 2LC-1 liquid crystal composition formula
[0082] component code
[0083] The physical parameters of the liquid crystal composition LC-1 are: Δn: 0.09, Δε: -4.0, Cp: 100°C.
[0084] In the liquid crystal composition LC-1, different contents of crown ethers of formula IV-1 with the following structure are added:
[0085]
[0086] The current power consumption and static electricity disappearing time of the liquid crystal composition added with the crown ether of formula IV-1 were tested, as shown in Table 3:
[0087] Table 3 Current consumption and static electricity disappearing schedule
[0088] Crown ether content / ppm
[0089] Compounds of formula IV-1 and formula V
[0090]
[0091] Form a mixture according to the ratio of 1:1, add it to the liquid crystal composition LC-1, and test the current power consumption and static disappearance time of the liquid crystal...
Embodiment 2
[0096] Prepare liquid crystal composition LC-2, as shown in Table 5:
[0097] Table 5LC-2 liquid crystal composition formula
[0098] component code
[0099] The physical parameters of the liquid crystal composition LC-2 are: Δn: 0.08, Δε: -8.5, Cp: 100°C.
[0100] In the liquid crystal composition LC-2, the crown ether of formula IV-3 with the following structure is added in different contents:
[0101]
[0102] The current power consumption and static electricity disappearing time of the liquid crystal composition added with the crown ether of formula IV-3 are tested, as shown in Table 6:
[0103] Table 6 Current consumption and static electricity disappearing schedule
[0104] Crown ether content / ppm
[0105] Compounds of formula IV-3 and formula V
[0106]
[0107] Form a mixture according to the ratio of 1:1, add it to the liquid crystal composition LC-2, and test the current power consumption and static disappearance time of the liquid crysta...
Embodiment 3
[0112] Prepare liquid crystal composition LC-3, as shown in Table 8:
[0113] Table 8 LC-3 liquid crystal composition formula
[0114] component code
[0115] The physical parameters of the liquid crystal composition LC-3 are: Δn: 0.055, Δε: -3, Cp: 104°C.
[0116] In the liquid crystal composition LC-3, the crown ether of formula IV-6 with the following structure is added in different contents:
[0117]
[0118] The current power consumption and static electricity disappearing time of the liquid crystal composition added with the crown ether of formula IV-6 were tested, as shown in Table 9:
[0119]Table 9 Current consumption and static disappearance timetable
[0120] Crown ether content / ppm
[0121] Compounds of formula IV-6 and formula V
[0122]
[0123] The mixture was formed according to the ratio of 1:1, added to the liquid crystal composition LC-3, and the current consumption and static disappearance time of the liquid crystal composition ...
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