Lithium silicate glass ceramic and lithium silicate glass comprising a pentavalent metal oxide

Lithium silicate glass ceramic and lithium silicate glass comprising a pentavalent metal oxide

  • CN 103,906,497 A
  • Filed: 10/11/2012
  • Published: 07/02/2014
  • Est. Priority Date: 10/14/2011
  • Status: Active Application
First Claim
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1. a Lithium metasilicate glass ceramics, it comprises and is selected from Nb 2o 5, Ta 2o 5and composition thereof pentavalent metal-oxide and comprise the K that is less than 2.0wt.% 2o.

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