Patents by Inventor RuiXiang Liang
RuiXiang Liang 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).
-
Patent number: 11535799Abstract: A liquid crystal composition, a liquid crystal display element and a liquid crystal display including the liquid crystal composition, belonging to the field of liquid crystal display. The liquid crystal composition includes a compound represented by formula I and one or more compounds represented by formula II. The liquid crystal composition can increase the dielectric anisotropy and improve the voltage retention rate.Type: GrantFiled: November 18, 2020Date of Patent: December 27, 2022Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Kui Wang, Sumin Kang, Zhian Liang, Guoliang Yun, Hongfeng Li, Jiaming Li, Ruixiang Liang
-
Patent number: 11447702Abstract: A liquid crystal composition, a liquid crystal display element and a liquid crystal display comprising the liquid crystal composition belong to the field of liquid crystal display. The liquid crystal composition of the present disclosure comprises a compound represented by formula I, a compound represented by formula II, one or more compounds represented by formula III, one or more compounds represented by formula IV and more than three compounds represented by formula V. The liquid crystal composition has low rotational viscosity ?1 and high stability to heat and light on the basis of maintaining appropriate optical anisotropy ?n, which can realize fast response of liquid crystal display.Type: GrantFiled: April 3, 2020Date of Patent: September 20, 2022Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Ruixiang Liang, Sumin Kang, Gang Wen, Qing Cui, Hongru Gao, Yuanyuan Li, Jikai Li, YanLi Dong, Xinxia Wang
-
Patent number: 11414600Abstract: The present invention relates to a liquid crystal display device. The liquid crystal display device of the present invention comprises a first substrate, a second substrate, and a liquid crystal composition disposed between said first substrate and said second substrate, wherein said first substrate and said second substrate are disposed in parallel and opposite to each other; alignment layers are disposed on the sides of said first and second substrates that are close to said liquid crystal composition; and said alignment layers are provided with vertical alignment films that allow liquid crystal molecules in said liquid crystal composition to be arranged roughly perpendicular to said first and second substrates, with said liquid crystal molecules having a pretilt angle of 88.5° to 89.5°.Type: GrantFiled: May 7, 2019Date of Patent: August 16, 2022Assignee: SHIJIAZHUANG CHENGZHIYONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Jiaming Li, Zhian Liang, Guoliang Yun, Sumin Kang, Xuan Zhang, Ruixiang Liang
-
Patent number: 11268027Abstract: A liquid crystal composition, and a liquid crystal display element or liquid crystal display comprising the liquid crystal composition, and belongs to the field of liquid crystal display, wherein the liquid crystal composition comprises a compound represented by formula I, one or more compounds represented by formula II, one or more compounds represented by formula III, one or more compounds represented by formula IV, and at least one polymerizable compound, and has a large dielectric anisotropy (??) and a large optical anisotropy (?n), and has an obvious advantage in the development of a liquid crystal display having a high transmittance and a low cell thickness.Type: GrantFiled: April 11, 2019Date of Patent: March 8, 2022Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Sumin Kang, Zhian Liang, Guoliang Yun, Ruixiang Liang, Jiaming Li, Xuan Zhang
-
Patent number: 11254873Abstract: A liquid crystal composition, and a liquid crystal display element or liquid crystal display including the liquid crystal composition and belonging to the field of liquid crystal display. The liquid crystal composition includes a compound represented by formula I, a compound represented by formula II, one or more compounds represented by formula III, and at least one polymerizable compound. The liquid crystal composition simultaneously has a low rotary viscosity, a large refractive index, and a fast response speed.Type: GrantFiled: April 11, 2019Date of Patent: February 22, 2022Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL, CO., LTD.Inventors: Sumin Kang, Zhian Liang, Ruixiang Liang, Jiaming Li, Guoliang Yun, Xuan Zhang
-
Publication number: 20220049162Abstract: The invention relates to a liquid crystal composition, a liquid crystal display element and a liquid crystal display comprising the liquid crystal composition, belonging to the field of liquid crystal display. The liquid crystal composition of the present disclosure comprises a compound represented by formula I and one or more compounds represented by formula II. The liquid crystal composition can increase the dielectric anisotropy and improve the voltage retention rate.Type: ApplicationFiled: November 18, 2020Publication date: February 17, 2022Inventors: Kui WANG, Sumin KANG, Zhian LIANG, Guoliang YUN, Hongfeng LI, Jiaming LI, Ruixiang LIANG
-
Publication number: 20220041933Abstract: The invention relates to a liquid crystal composition, a liquid crystal display element and a liquid crystal display comprising the liquid crystal composition, belonging to the field of liquid crystal display. The liquid crystal composition of the present disclosure comprises a compound of formula I and one or more compounds of formula II. The liquid crystal composition can increase the dielectric anisotropy and improve the voltage retention rate.Type: ApplicationFiled: November 18, 2020Publication date: February 10, 2022Inventors: Kui WANG, Sumin KANG, Zhian LIANG, Guoliang YUN, Hongfeng LI, Jiaming LI, Ruixiang LIANG
-
Patent number: 11242486Abstract: A liquid crystal composition, and a liquid crystal display element or liquid crystal display comprising the liquid crystal composition, and belongs to the field of liquid crystal display. The liquid crystal composition comprises a compound represented by formula I, a compound represented by formula II, one or more compounds represented by formula III, and at least one polymerizable compound. The liquid crystal composition has a higher clearing point (CP), a large K value, a suitable optical anisotropy (?n), and a fast response speed.Type: GrantFiled: April 11, 2019Date of Patent: February 8, 2022Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Sumin Kang, Zhian Liang, Ruixiang Liang, Guoliang Yun, Jiaming Li, Xuan Zhang
-
Patent number: 11242487Abstract: A liquid crystal composition, and a liquid crystal display element or liquid crystal display comprising the liquid crystal composition, and belongs to the field of liquid crystal display, the liquid crystal composition of the present disclosure comprising a compound represented by formula I, one or more compounds represented by formula II, one or more compounds represented by formula III, and at least one polymerizable compound. The liquid crystal composition simultaneously has a low rotary viscosity (?1), a larger dielectric anisotropy (??), and a fast response speed.Type: GrantFiled: April 11, 2019Date of Patent: February 8, 2022Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Sumin Kang, Zhian Liang, Guoliang Yun, Xuan Zhang, Jiaming Li, Ruixiang Liang
-
Publication number: 20210355382Abstract: A liquid crystal composition, a liquid crystal display element and a liquid crystal display comprising the liquid crystal composition belong to the field of liquid crystal display. The liquid crystal composition of the present disclosure comprises a compound represented by formula I, a compound represented by formula II, one or more compounds represented by formula III, one or more compounds represented by formula IV and more than three compounds represented by formula V. The liquid crystal composition has low rotational viscosity ?1 and high stability to heat and light on the basis of maintaining appropriate optical anisotropy ?n, which can realize fast response of liquid crystal display.Type: ApplicationFiled: April 3, 2020Publication date: November 18, 2021Inventors: Ruixiang LIANG, Sumin KANG, Gang WEN, Qing CUI, Hongru GAO, Yuanyuan LI, Jikai LI, YanLi DONG, Xinxia WANG
-
Patent number: 11091699Abstract: Provided are a polymerizable compound represented by formula I and a liquid crystal composition formed by combining such a polymerizable compound with a specific liquid crystal component, particularly a PSVA liquid crystal composition for displays or TV applications and a PSA-IPS liquid crystal composition for an IPS mode; in particular, the polymerizable compound has a faster polymerization rate, and a “material system” formed from the selected polymerizable component and liquid crystal component has a low rotary viscosity and good photoelectric properties, and has a high VHR after (UV) photoradiation, this avoiding the problem of the occurrence of residual images to final displays.Type: GrantFiled: December 20, 2018Date of Patent: August 17, 2021Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTDInventors: Jinsong Meng, Guoliang Yun, Zhian Liang, Xing Zhang, Ke-Lun Shu, Yongfeng Bao, Ruixiang Liang, Ming Li
-
Patent number: 11078421Abstract: Provided are a polymerizable composition of a polymerizable compound represented by formula I and a polymerizable compound represented by formula II, a liquid crystal composition formed by combining this polymerizable composition with a specific liquid crystal component, particularly a PSVA liquid crystal composition suitable for display or TV applications, and a PSA-IPS liquid crystal composition for an IPS mode; in particular, the polymerizable liquid crystal composition has a good solubility, and an adjustable rate of polymerization and morphology after polymerization; furthermore, a “material system” formed from the selected polymerizable component and liquid crystal component has a low rotary viscosity and good photoelectric properties, and has a high VHR after (UV) photoradiation, this avoiding the problems of the occurrence of afterimages in final displays, etc.Type: GrantFiled: April 3, 2019Date of Patent: August 3, 2021Assignee: SHIJIAZHUANG CHENGZHI YOUNGHUA DISPLAY MATERIAL CO., LTD.Inventors: Ruixiang Liang, Wenxiao Xing, Gang Wen, Hongru Gao, Xuanfei Sun, Yapeng Huang, Xiaoming Xiong, Junhong Su
-
Patent number: 10982145Abstract: The present invention relates to a negative dielectric anisotropic liquid crystal composition, a liquid crystal display element, and a liquid crystal display. The negative dielectric anisotropic liquid crystal composition of the present invention comprises a first component composed of one or more compounds represented by formula I and a second component composed of one or more polymerizable compounds: The negative dielectric anisotropic liquid crystal composition disclosed by the present invention has a low rotary viscosity, a fast response speed and a good stability, and is very suitable for manufacturing liquid crystal display elements, particularly suitable for PS (polymer-stabilized) or PSA (polymer-stabilized alignment)-type liquid crystal displays.Type: GrantFiled: May 31, 2019Date of Patent: April 20, 2021Assignee: SHIJIAZHUANG CHENGSHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Wenxiao Xing, Jiaming Li, Ruixiang Liang, Xuanfei Sun, Yapeng Huang, Hongru Gao
-
Patent number: 10954445Abstract: Disclosed is a liquid crystal composition comprising one or more compounds represented by formula I and/or formula II and one or more compounds represented by formula III: wherein the definition of each substituent is given. The composition involved in the present invention has a low viscosity ?1, a high clearing point Tni and a large optical anisotropy ?n, and can realize a rapid response of liquid crystal display.Type: GrantFiled: September 24, 2018Date of Patent: March 23, 2021Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Ke-Lun Shu, RuiXiang Liang, YanLi Dong, YunXia Qiao, Lei Zhao, HuBo Zhang
-
Publication number: 20200239776Abstract: The present disclosure relates to a liquid crystal composition, and a liquid crystal display element or liquid crystal display comprising the liquid crystal composition, and belongs to the field of liquid crystal display, wherein the liquid crystal composition of the present disclosure comprises a compound represented by formula I, one or more compounds represented by formula II, one or more compounds represented by formula III, one or more compounds represented by formula IV, and at least one polymerizable compound, and has a large dielectric anisotropy (??) and a large optical anisotropy (?n), and has an obvious advantage in the development of a liquid crystal display having a high transmittance and a low cell thickness.Type: ApplicationFiled: April 11, 2019Publication date: July 30, 2020Inventors: Sumin KANG, Zhian LIANG, Guoliang YUN, Ruixiang LIANG, Jiaming LI, Xuan ZHANG
-
Publication number: 20200239777Abstract: The present disclosure relates to a liquid crystal composition, and a liquid crystal display element or liquid crystal display comprising the liquid crystal composition, and belongs to the field of liquid crystal display, said liquid crystal composition comprises a compound represented by formula I, a compound represented by formula II, one or more compounds represented by formula III, and at least one polymerizable compound, wherein the liquid crystal composition simultaneously has a low rotary viscosity, a large refractive index, and a fast response speed.Type: ApplicationFiled: April 11, 2019Publication date: July 30, 2020Inventors: Sumin KANG, Zhian LIANG, Ruixiang LIANG, Jiaming LI, Guoliang YUN, Xuan ZHANG
-
Publication number: 20200239779Abstract: The present disclosure relates to a liquid crystal composition, and a liquid crystal display element or liquid crystal display comprising the liquid crystal composition, and belongs to the field of liquid crystal display, the liquid crystal composition of the present disclosure comprising a compound represented by formula I, one or more compounds represented by formula II, one or more compounds represented by formula III, and at least one polymerizable compound, wherein the liquid crystal composition simultaneously has a low rotary viscosity (?1), a larger dielectric anisotropy (??), and a fast response speed.Type: ApplicationFiled: April 11, 2019Publication date: July 30, 2020Inventors: Sumin KANG, Zhian LIANG, Guoliang YUN, Xuan ZHANG, Jiaming LI, Ruixiang LIANG
-
Publication number: 20200239778Abstract: The present disclosure relates to a liquid crystal composition, and a liquid crystal display element or liquid crystal display comprising the liquid crystal composition, and belongs to the field of liquid crystal display. The liquid crystal composition of the present disclosure comprises a compound represented by formula I, a compound represented by formula II, one or more compounds represented by formula III, and at least one polymerizable compound, the liquid crystal composition having a higher clearing point (CP), a large K value, a suitable optical anisotropy (?n), and a fast response speed.Type: ApplicationFiled: April 11, 2019Publication date: July 30, 2020Inventors: Sumin KANG, Zhian LIANG, Ruixiang LIANG, Guoliang YUN, Jiaming LI, Xuan ZHANG
-
Publication number: 20200157428Abstract: The present invention relates to a liquid crystal display device. The liquid crystal display device of the present invention comprises a first substrate, a second substrate, and a liquid crystal composition disposed between said first substrate and said second substrate, wherein said first substrate and said second substrate are disposed in parallel and opposite to each other; alignment layers are disposed on the sides of said first and second substrates that are close to said liquid crystal composition; and said alignment layers are provided with vertical alignment films that allow liquid crystal molecules in said liquid crystal composition to be arranged roughly perpendicular to said first and second substrates, with said liquid crystal molecules having a pretilt angle of 88.5° to 89.5°.Type: ApplicationFiled: May 7, 2019Publication date: May 21, 2020Inventors: Jiaming LI, Zhian LIANG, Guoliang YUN, Sumin KANG, Xuan ZHANG, Ruixiang LIANG
-
Patent number: 10519377Abstract: Disclosed are a liquid crystal composition and a display element or display using the liquid crystal composition, wherein the liquid crystal composition contains one or more compounds of general formulas I, II and III, The liquid crystal composition disclosed in the present invention has an excellent performance, an optical anisotropy in the range of 0.080 to 0.150, a low rotary viscosity, a fast response time, and good chemical, optical and thermal stabilities, and is very suitable for manufacturing liquid crystal display elements, particularly suitable for active matrix display elements, such as active matrix displays using a VA, FFS or IPS mode.Type: GrantFiled: September 7, 2018Date of Patent: December 31, 2019Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTDInventors: Wenxiao Xing, Lei Zhao, Guoliang Yun, Xing Zhang, Gang Wen, RuiXiang Liang, Yuanyuan Zhai, YanLi Dong