LIGHT-TRANSMISSIVE ZIRCONIA SINTERED BODY AND PREPARATION METHOD THEREFOR AND USE THEREOF

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United States of America Patent

APP PUB NO 20190231650A1
SERIAL NO

16329637

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Provided is a light-transmissive zirconia sintered body, obtained by preparing a green body from a powder for the light-transmissive zirconia sintered body by means of isostatic pressing, and sintering the green body at a high temperature and normal pressure after degreasing and biscuit firing. The light-transmissive zirconia sintered body is prepared by dispersing zirconia powder in water, adding an appropriate amount of a dispersant and a binder, mixing the mixture to form a slurry, and spray-granulating same, wherein the molar percentage of yttrium oxide in the zirconia powder is 3-5%. The light-transmissive zirconia sintered body can be used for preparing a fixed dental prosthesis.

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Patent Owner(s)

Patent OwnerAddress
SHANDONG SINOCERA FUNCTIONAL MATERIAL CO LTDNO 24 LIAOHE ROAD DONGYING DISTRICT DONGYING CITY SHANDONG PROVINCE 257100 DONGYING CITY SHANDONG PROVINCE 257100

International Classification(s)

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  • 2017 Application Filing Year
  • A61K Class
  • 21227 Applications Filed
  • 12841 Patents Issued To-Date
  • 60.50 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
MO, Xuekui Dongying, CN 3 5
SONG, Xibin Shandong, CN 18 29
YANG, Aimin Shandong, CN 5 5

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Patent Citation Ranking

  • 2 Citation Count
  • A61K Class
  • 58.87 % this patent is cited more than
  • 6 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges11535744839711494311101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6081 - 9091 - 1000500100015002000250030003500400045005000550060006500700075008000850090009500100001050011000115001200012500

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