Patents by Inventor Xianlin Dong

Xianlin Dong 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).

  • Dense lead metaniobate piezoelectric ceramic material and preparation method thereof
    Patent number: 11572317
    Abstract: The present application discloses a dense lead metaniobate piezoelectric ceramic and a preparation method therefor. The chemical composition of the lead metaniobate piezoelectric ceramic is Pb1-xNb2O6, wherein x represents the Pb vacancy concentration of A sites in a tungsten bronze crystal structure, and x is greater than 0.00 and smaller than or equal to 0.20.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: February 7, 2023
    Assignee: SHANGHAI INSTITUTE OF CERAMICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Zhiyong Zhou, Yuchen Li, Xianlin Dong
  • Magnesium oxide based dielectric ceramics with ultrahigh dielectric breakdown strength and its preparation method
    Patent number: 11299427
    Abstract: The present application relates to a magnesium oxide based dielectric ceramics with ultrahigh dielectric breakdown strength and a preparation method thereof. The composition of the magnesium oxide based dielectric ceramic material comprises: (1?x)MgO—xAl2O3, wherein 0<x?0.12 and x is a mole percentage. The material has a specific composite structure with magnesium aluminate spinel acting as a second phase surrounding a principal crystalline phase, MgO.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: April 12, 2022
    Assignee: SHANGHAI INSTITUTE OF CERAMICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Xianlin Dong, Chi Zhang, Ying Chen
  • Barium strontium titanate-based dielectric ceramic materials, preparation method and application thereof
    Patent number: 11292747
    Abstract: The present application relates to a barium strontium titanate-based dielectric ceramic material, a preparation method, and application thereof. The composition of the barium strontium titanate-based dielectric ceramic material comprises: aBaTiO3+bSrTiO3+cTiO2+dBi2O3+eMgO+fAl2O3+gCaO+hSiO2, wherein a, b, c, d, e, f, g, and h are the molar percentage of each component, 20?a?50 mol %, 15?b?30 mol %, 10?c?20 mol %, 0?d?10 mol %, 0?e?35 mol %, 0?f?6 mol %, 0?g?6 mol %, 0?h?1 mol %, and a+b+c+d+e+f+g+h=100 mol %.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: April 5, 2022
    Assignee: SHANGHAI INSTITUTE OF CERAMICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Ying Chen, Xianlin Dong, Xin Li, Feng Jiang, Yongjian Wang
  • DENSE LEAD METANIOBATE PIEZOELECTRIC CERAMIC MATERIAL AND PREPARATION METHOD THEREOF
    Publication number: 20210179497
    Abstract: The present application discloses a dense lead metaniobate piezoelectric ceramic and a preparation method therefor. The chemical composition of the lead metaniobate piezoelectric ceramic is Pb1-xNb2O6, wherein x represents the Pb vacancy concentration of A sites in a tungsten bronze crystal structure, and x is greater than 0.00 and smaller than or equal to 0.20.
    Type: Application
    Filed: December 4, 2020
    Publication date: June 17, 2021
    Inventors: Zhiyong ZHOU, Yuchen LI, Xianlin DONG
  • MAGNESIUM OXIDE BASED DIELECTRIC CERAMICS WITH ULTRAHIGH DIELECTRIC BREAKDOWN STRENGTH AND ITS PREPARATION METHOD
    Publication number: 20200308054
    Abstract: The present application relates to a magnesium oxide based dielectric ceramics with ultrahigh dielectric breakdown strength and a preparation method thereof. The composition of the magnesium oxide based dielectric ceramic material comprises: (1?x)MgO-xAl2O3, wherein 0<x?0.12 and x is a mole percentage. The material has a specific composite structure with magnesium aluminate spinel acting as a second phase surrounding a principal crystalline phase, MgO.
    Type: Application
    Filed: March 18, 2020
    Publication date: October 1, 2020
    Inventors: Xianlin DONG, Chi ZHANG, Ying CHEN
  • BARIUM STRONTIUM TITANATE-BASED DIELECTRIC CERAMIC MATERIALS, PREPARATION METHOD AND APPLICATION THEREOF
    Publication number: 20200308059
    Abstract: The present application relates to a barium strontium titanate-based dielectric ceramic material, a preparation method, and application thereof. The composition of the barium strontium titanate-based dielectric ceramic material comprises: aBaTiO3+bSrTiO3+cTiO2+dBiO5+e MgO+fAl2O3+gCaO+hSiO2, wherein a, b, c, d, e, f, g, and h are the molar percentage of each component, 20?a?50 mol %, 15?b?30 mol %, 10?c?20 mol %, 0?d?10 mol %, 0?e?35 mol %, 0?f?6 mol %, 0?g?6 mol %, 0?h?1 mol %, and a+b+c+d+e+f+g+h=100 mol %.
    Type: Application
    Filed: March 26, 2020
    Publication date: October 1, 2020
    Inventors: Ying Chen, Xianlin Dong, Xin LI, Feng JIANG, Yongjian WANG
  • Large-size, high-dielectric breakdown strength titanium oxide based dielectric ceramic materials, preparation method and application thereof
    Patent number: 10759704
    Abstract: The present application relates to a large-size, high-dielectric breakdown strength titanium oxide based dielectric ceramic material, a preparation method and application thereof. The composition of the titanium oxide based dielectric ceramic material comprises: a CaTiO3+b SrTiO3+c TiO2+d Al2TiO5+e SiO2, wherein a, b, c, d, and e are the mole percentage of each component, 15?a?35 mol %, 0?b?2 mol %, 30?c?84 mol %, 0.5?d?25 mol %, 0.5?e?15 mol %, and a+b+c+d+e=100 mol %.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: September 1, 2020
    Assignee: SHANGHAI INSTITUTE OF CERAMICS, CHINESE ACADEMY OF SCIENCES
    Inventors: Ying Chen, Xianlin Dong, Wenbin Zhang, Xin Li, Feng Jiang, Ye Huang
  • LARGE-SIZE, HIGH-DIELECTRIC BREAKDOWN STRENGTH TITANIUM OXIDE BASED DIELECTRIC CERAMIC MATERIALS, PREPARATION METHOD AND APPLICATION THEREOF
    Publication number: 20190194075
    Abstract: The present application relates to a large-size, high-dielectric breakdown strength titanium oxide based dielectric ceramic material, a preparation method and application thereof. The composition of the titanium oxide based dielectric ceramic material comprises: a CaTiO3+b SrTiO3+c TiO2+d Al2TiO5+e SiO2, wherein a, b, c, d, and e are the mole percentage of each component, 15?a?35 mol %, 0?b?2 mol %, 30?c?84 mol %, 0.5?d?25 mol %, 0.5?e?15 mol %, and a+b+c+d+e=100 mol %.
    Type: Application
    Filed: December 18, 2018
    Publication date: June 27, 2019
    Inventors: Ying Chen, Xianlin Dong, Wenbin Zhang, Xin Li, Feng Jiang, Ye Huang