A kind of negative wide temperature phase liquid crystal composition material and its application
A liquid crystal composition and negative technology, which is applied in the field of vehicle-mounted liquid crystal display devices, can solve problems such as poor viewing experience, unstable display, and low display contrast, so as to improve the influence of operating voltage, low display contrast, and display side stability effect
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Embodiment 1
[0094] According to the composition of the liquid crystal composition in Table 1, the liquid crystal composition was prepared with reference to the above-mentioned method of the present invention, and poured into a test box for performance testing. The measured physical parameters are shown in Table 1.
[0095] The composition and test data of the liquid crystal composition of table 1 embodiment 1
[0096]
[0097]
[0098] In Example 1, the material has characteristics such as higher clearing point, wider wide-temperature phase working range, higher voltage retention rate and lower ion concentration, and is applied in vehicle-mounted liquid crystal displays to a large extent. The display quality of the car LCD is guaranteed.
Embodiment 2
[0100] According to the composition of the liquid crystal composition in Table 2, the liquid crystal composition was prepared with reference to the above-mentioned method of the present invention, and poured into a test box for performance testing. The results of the measured physical parameters are shown in Table 2.
[0101] The composition and test data of the liquid crystal composition of table 2 embodiment 2
[0102]
[0103]
[0104] In embodiment 2, this material has characteristics such as higher clearing point, wider wide temperature phase working range, and higher voltage retention rate and lower ion concentration, is applied in the vehicle-mounted liquid crystal display, improves to a great extent The display quality of the car LCD is guaranteed.
Embodiment 3
[0106] According to the composition of the liquid crystal composition in Table 3, the liquid crystal composition was prepared with reference to the above-mentioned method of the present invention, and poured into a test box for performance testing. The results of the measured physical parameters are shown in Table 3.
[0107] The composition and test data of the liquid crystal composition of table 3 embodiment 3
[0108]
[0109]
[0110] The clearing point of the material in Example 3 is higher, it has a wider working range of wide temperature phase, and excellent quality parameters.
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