Liquid crystal composition capable of rapidly responding to cyclo-butylbenzene difluoromethoxy
A technology of cyclobutadiene difluoromethoxy and liquid crystal composition, which is applied in the direction of liquid crystal materials, chemical instruments and methods, etc., can solve the problems of liquid crystal materials such as high viscosity at low temperature, animation smear, and large temperature dependence, and achieve Effects of high resistivity and voltage retention, low overall response time, and low rotational viscosity
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[0033] The present invention will be further described in detail below in conjunction with the examples.
[0034] The percentages in this manual are all mass percentages; the temperature is in degrees Celsius (°C); the specific meanings and test conditions of other symbols are as follows:
[0035] c.p. (°C) represents the clearing point of liquid crystal; S-N represents the melting point (°C) of liquid crystal from crystalline state to nematic phase; △n is optical anisotropy, no is the refractive index of ordinary light, and ne is the refractive index of extraordinary light , the test conditions are: 589nm, 25°C; △ε is the dielectric anisotropy, △ε=ε∥-ε⊥, where ε∥ is the dielectric constant parallel to the molecular axis, ε⊥ is the dielectric constant perpendicular to the molecular axis Dielectric constant, the test conditions are: 25°C, 1KHz, HP4284A, 5.2 micron TN left-handed box; τ is the response time (ms), the test instrument is DMS-501, the test conditions are: 25±0.5°C,...
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