Liquid crystal mixture, patterning phase delay membrane and preparation method thereof, as well as display device
A technology of phase retardation film and mixture, which is applied in chemical instruments and methods, liquid crystal materials, instruments, etc., can solve the problems of complex preparation process of patterned phase retardation film, and achieve the effects of low cost, simple production process and simple preparation process.
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Embodiment 1
[0047] This embodiment provides a liquid crystal mixture.
[0048] Wherein, the liquid crystal mixture includes a photopolymerizable liquid crystal mixture and a thermally polymerizable liquid crystal mixture with opposite hand rotations. For example, see Table 1 for the mixing mass ratio of the left-handed photopolymerizable liquid crystal mixture and the right-handed thermally polymerized liquid crystal mixture.
[0049] Left-handed photopolymerizable liquid crystal mixtures include:
[0050] Including SLC1717 (Shijiazhuang Yongsheng Huaqing Liquid Crystal Co., Ltd.), which is a small-molecule nematic liquid crystal, it should be understood that the small-molecule nematic liquid crystal can also use other substances in the prior art, as long as the temperature range of the liquid crystal is -10 to 120°C, The range of optical anisotropy Δn is 0.19-0.21 (589nm, 293K);
[0051] Photopolymerizable liquid crystal monomer, its molecular formula is as follows:
[0052]
[005...
Embodiment 2
[0089] This embodiment provides a liquid crystal mixture.
[0090] Wherein, the liquid crystal mixture includes a photopolymerizable liquid crystal mixture and a thermally polymerizable liquid crystal mixture with opposite hand rotations. For example, see Table 1 for the mixing mass ratio of the left-handed photopolymerizable liquid crystal mixture and the right-handed thermally polymerized liquid crystal mixture.
[0091] Left-handed photopolymerizable liquid crystal mixtures include:
[0092] Including SLC1717 (Shijiazhuang Yongsheng Huaqing Liquid Crystal Co., Ltd.), which is a small-molecule nematic liquid crystal, it should be understood that the small-molecule nematic liquid crystal can also use other substances in the prior art, as long as the temperature range of the liquid crystal is -10 to 120°C, The range of optical anisotropy Δn is 0.19-0.21 (589nm, 293K);
[0093] Photopolymerizable liquid crystal monomer, its molecular formula is as follows:
[0094]
[009...
Embodiment 3
[0123] This embodiment provides a liquid crystal mixture.
[0124]Wherein, the liquid crystal mixture includes a photopolymerizable liquid crystal mixture and a thermally polymerizable liquid crystal mixture with opposite hand rotations. For example, see Table 1 for the mixing mass ratio of the left-handed photopolymerizable liquid crystal mixture and the right-handed thermally polymerized liquid crystal mixture.
[0125] Left-handed photopolymerizable liquid crystal mixtures include:
[0126] Including SLC1717 (Shijiazhuang Yongsheng Huaqing Liquid Crystal Co., Ltd.), which is a small-molecule nematic liquid crystal, it should be understood that the small-molecule nematic liquid crystal can also use other substances in the prior art, as long as the temperature range of the liquid crystal is -10 to 120°C, The range of optical anisotropy Δn is 0.19-0.21 (589nm, 293K);
[0127] Photopolymerizable liquid crystal monomer, its molecular formula is as follows:
[0128]
[0129...
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