Nematic liquid crystal composition
A technology of liquid crystal composition and liquid crystal compound, which is applied in the direction of liquid crystal materials, chemical instruments and methods, etc., can solve problems such as increased rotational viscosity, increased birefringence of liquid crystal composition, increased threshold voltage and rotational viscosity, etc., to achieve Effects of low rotational viscosity, wide phase transition temperature range, and large birefringence
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Embodiment 1
[0114] The nematic liquid crystal composition of embodiment 1 is made up of the compound of following mass fraction, and wherein percentage represents the percentage relative to the total mass of this liquid crystal composition:
[0115]
[0116]
[0117] After testing, the performance parameters of the nematic liquid crystal composition of the embodiment 1 are shown in the following table:
[0118] Tni 85℃ Tcn -10℃ ε / / 20.5 ε⊥ 5.39 Δε 15.11 Δn 0.2584 k 11 9.52 k 33 18.0 gamma 1 110 gamma 1 / k 11 11.55 V th 0.75
Embodiment 2
[0120] The nematic liquid crystal composition of embodiment 2 is made up of the compound of following mass fraction, and wherein percentage represents the percentage relative to the total mass of this liquid crystal composition:
[0121]
[0122]
[0123] After testing, the performance parameters of the nematic liquid crystal composition of Example 2 are as follows:
[0124] Tni 102℃ Tcn -10℃ ε / / 19.91 ε⊥ 4.63 Δε 15.28 Δn 0.2619 k 11 10.7 k 33 18.4 Г 1 105 gamma 1 / k 11 9.81 V th 0.83V
Embodiment 3
[0126] The nematic liquid crystal composition of embodiment 3 is made up of the compound of following mass fraction, and wherein percentage represents the percentage relative to the total mass of this liquid crystal composition:
[0127]
[0128] After testing, the performance parameters of the nematic liquid crystal composition of Example 3 are as follows:
[0129] Tni 95℃ Tcn -15℃ ε / / 21.6 ε⊥ 4.78 Δε 16.82 Δn 0.3441 k 11 10.4 k 33 21 Г 1 118.0 gamma 1 / k 11 11.34 V th 0.79V
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