Lithium metasilicate glass ceramics and silicic acid lithium glass comprising trivalent metal oxide

Lithium metasilicate glass ceramics and silicic acid lithium glass comprising trivalent metal oxide

  • CN 103,917,214 B
  • Filed: 10/11/2012
  • Issued: 01/18/2019
  • Est. Priority Date: 10/14/2011
  • Status: Active Grant
First Claim
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1. a kind of lithium metasilicate glass ceramics is used to prepare the application of dental prosthesis, the glass ceramics includes to be selected from Y2O3

  • La2O3

    Yb2O3

    Bi2O3And its trivalent metal oxide of mixture, wherein the glass ceramics is free of K2O and Na2O, wherein willThe glass ceramics is desired dental prosthesis by compacting or machining molding.

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