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Liquid crystal compound, liquid crystal composition, liquid crystal display element or liquid crystal display

A technology of liquid crystal compounds and liquid crystal compositions, applied in the direction of liquid crystal materials, chemical instruments and methods, instruments, etc., can solve problems such as low driving voltage

Pending Publication Date: 2020-12-15
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, when our liquid crystal material meets the basic characteristics required by the above displays (low driving voltage, fast response), its reliability problems will be exposed one by one.

Method used

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  • Liquid crystal compound, liquid crystal composition, liquid crystal display element or liquid crystal display
  • Liquid crystal compound, liquid crystal composition, liquid crystal display element or liquid crystal display
  • Liquid crystal compound, liquid crystal composition, liquid crystal display element or liquid crystal display

Examples

Experimental program
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Embodiment Construction

[0018] The present disclosure provides a liquid crystal compound, and the structural formula of the liquid crystal compound is shown in the following formula I,

[0019]

[0020] Among them, R represents an alkyl group with 1 to 10 carbon atoms, an alkyl group with 1 to 10 carbon atoms substituted by fluorine, an alkoxy group with 1 to 10 carbon atoms, and an alkyl group with 1 to 10 carbon atoms substituted by fluorine. 10-alkenyloxy group, alkenyl group with 2-10 carbon atoms, alkenyl group with 2-10 carbon atoms substituted by fluorine, alkenyloxy group with 3-8 carbon atoms, or fluorine-substituted Alkenyloxy groups with 3 to 8 carbon atoms, any -CH not connected with -O- 2 - optionally substituted by -O-;

[0021] Any one or more unconnected -CH in the group represented by R 2 - optionally substituted by cyclopentylene, cyclobutylene or cyclopropylene;

[0022] Examples of the aforementioned alkyl group having 1 to 10 carbon atoms include methyl, ethyl, n-propyl, is...

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PUM

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Abstract

The invention discloses a liquid crystal compound, the structural formula of the liquid crystal compound is shown as the following formula I, and the liquid crystal compound has good reliability, goodlow-temperature inter-solubility and high response speed. The invention also discloses a liquid crystal composition containing the liquid crystal compound and a liquid crystal display element or a liquid crystal display.

Description

technical field [0001] The invention relates to the technical field of liquid crystal display. More specifically, it relates to a liquid crystal compound, a liquid crystal composition containing the liquid crystal compound, a liquid crystal display element, or a liquid crystal display. Background technique [0002] With the development of display technology, liquid crystal display devices (Liquid Crystal Display, LCD) and other flat display devices are widely used in mobile phones, TVs, Various consumer electronic products such as personal digital assistants, digital cameras, notebook computers, and desktop computers have become the mainstream of display devices. [0003] In order to meet the requirements of various consumer electronics products, display elements such as IPS display mode, FFS display mode, VA display mode, and liquid crystal materials used in display devices are required to have ① low driving voltage: liquid crystal materials have appropriate negative diele...

Claims

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Application Information

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IPC IPC(8): C09K19/06C09K19/30C09K19/44G02F1/1333
CPCC09K19/3003C09K19/3066C09K19/062C09K19/44G02F1/1333C09K2019/3009C09K2019/3016C09K2019/301C09K2019/3019
Inventor 姜军李佳明李明孟劲松张虎波王晓娜梁志安员国良
Owner SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
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