Patents by Inventor Meida PAN

Meida PAN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Liquid crystal composition with good frequency dependence and liquid crystal display element
    Patent number: 12024664
    Abstract: The present invention belongs to the technical field of liquid crystal materials, and in particular relates to a liquid crystal composition with good frequency dependence and a liquid crystal display element or liquid crystal display containing the liquid crystal composition. The liquid crystal composition of the present invention comprises a compound represented by Formula I, a compound represented by Formula II and a compound represented by Formula III, wherein the mass percentage content of the compound represented by Formula I is not less than 30%. The liquid crystal composition provided by the present invention has an appropriate optical anisotropy, an appropriate dielectric anisotropy, especially a relatively low rotational viscosity, a good low-temperature mutual solubility and a good reliability, especially good frequency dependence.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: July 2, 2024
    Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.
    Inventors: Hongru Gao, Wenxiao Xing, Meida Pan, Qing Cui, Gang Wen, Jikai Li
  • LIQUID CRYSTAL COMPOSITION WITH GOOD FREQUENCY DEPENDENCE AND LIQUID CRYSTAL DISPLAY ELEMENT
    Publication number: 20230183572
    Abstract: The present invention belongs to the technical field of liquid crystal materials, and in particular relates to a liquid crystal composition with good frequency dependence and a liquid crystal display element or liquid crystal display containing the liquid crystal composition. The liquid crystal composition of the present invention comprises a compound represented by Formula I, a compound represented by Formula II and a compound represented by Formula III, wherein the mass percentage content of the compound represented by Formula I is not less than 30%. The liquid crystal composition provided by the present invention has an appropriate optical anisotropy, an appropriate dielectric anisotropy, especially a relatively low rotational viscosity, a good low-temperature mutual solubility and a good reliability, especially good frequency dependence.
    Type: Application
    Filed: December 12, 2022
    Publication date: June 15, 2023
    Inventors: Hongru GAO, Wenxiao XING, Meida PAN, Qing CUI, Gang WEN, Jikai LI