STUFFED a-QUARTZ AND GAHNITE GLASS-CERAMIC ARTICLES HAVING IMPROVED MECHANICAL DURABILITY

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United States of America Patent

APP PUB NO 20240294420A1
SERIAL NO

18591172

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Abstract

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A glass-ceramic article includes a crystalline phase comprising stuffed α-quartz and gahnite and a residual glass phase. The glass-ceramic has a composition comprising: greater than or equal to 69.5 mol % and less than or equal to 85 mol % SiO2; greater than or equal to 7 mol % and less than or equal to 20 mol % Al2O3; greater than or equal to 4.5 mol % and less than or equal to 12 mol % ZnO: greater than or equal to 1 mol % and less than or equal to 8 mol % LizO; and greater than or equal to 0.5 mol % and less than or equal to 4 mol % ZrO2.

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CORNING INCORPORATEDPATENT DEPT SP-TI-03-1 CORNING NY 14831

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  • 2024 Application Filing Year
  • C03C Class
  • 397 Applications Filed
  • 17 Patents Issued To-Date
  • 4.29 % Issued To-Date
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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Beall, George Halsey Big Flats, US 116 1246
Finkeldey, John Philip Elkland, US 19 138
Smith, Charlene Marie Corning, US 194 2361

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges641901 - 10050100150200250300350400450500550600650700

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