Liquid crystal compounds containing 2-alkyltetrahydropyrane structure, and preparation method and application thereof

A technology of compound and alkyl, applied in the field of liquid crystal compound containing 2-alkyltetrahydropyran structure and its preparation
CN103333146AInactive Publication Date: 2013-10-02SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD
Publication Date
2013-10-02
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses liquid crystal compounds containing 2-alkyltetrahydropyrane structure, and a preparation method and application thereof. The structural general formula of the compounds is disclosed as Formula I. The compounds have the advantages of stable structure, wide liquid-crystal-state temperature range, favorable low-temperature mutual solubility and high clearing point, can implement low threshold voltage and low rotary viscosity gamma 1 when being used in optical devices, and can improve the properties of the liquid crystal composition material and display device, thereby having an important meaning in quick response of display devices. The liquid crystal composition containing the compounds can be used for preparing liquid crystal displays with low drive voltage, wide temperature range and high response speed.
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Description

technical field

[0001] The invention belongs to the field of liquid crystal compounds and applications, and relates to a liquid crystal compound containing a 2-alkyltetrahydropyran structure and a preparation method and application thereof. Background technique

[0002] For the field of liquid crystal display technology, although the market has become very large in recent years and the technology has gradually matured, people's requirements for display technology are also constantly improving, especially in terms of achieving fast response and reducing driving voltage to reduce power consumption. As one of the important optoelectronic materials of liquid crystal display, liquid crystal material plays an important role in improving the performance of liquid crystal display.

[0003] As a liquid crystal material for display, it has been greatly developed, and a large number of liquid crystal compounds have appeared. From biphenylnitrile, esters, oxygen-containing heterocycles...

Claims

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