Bismuth-containing glass, glass-ceramic, articles and fabrication process

Bismuth-containing glass, glass-ceramic, articles and fabrication process

  • CN 101,679,104 B
  • Filed: 02/27/2008
  • Issued: 12/17/2014
  • Est. Priority Date: 02/28/2007
  • Status: Active Grant
First Claim
Patent Images

1. a glass-ceramic material, comprise bismuth as the coloring material at visible-range, it is characterized in that, described glass-ceramic material comprises, and represents, the Bi of following component:

  • 0.1-10 % by weight with the weight percentage of the total composition based on oxide compound 2o 3;

    SiO 2;

    55%-75%;

    Al 2o 3;

    17%-22%;

    Li 2o;

    2%-5%;

    MgO;

    0-3%;

    BaO;

    0-2%;

    CaO;

    0-2%;

    SrO;

    0-2%;

    ZnO;

    0-4%;

    TiO 2;

    0-5%;

    ZrO 2;

    0-5%;

    TiO 2+ ZrO 2;

    2.5%-6%;

    SnO 2;

    0-3%;

    And CeO 2+ WO 3+ Nb 2o 5+ MoO 3;

    0-1%.

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