Lead-Free Glass Composition, and Glass Composite Material, Glass Paste, and Sealing Structure Body Containing the Same
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United States of America
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May 29, 2019
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May 29, 2019
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The lead-free glass composition contains vanadium oxide, tellurium oxide, alkaline metal oxide, iron oxide, barium oxide, and tungsten oxide while containing substantially no phosphorus oxide, and further contains at least one of additional components including yttrium oxide, lanthanum oxide, cerium oxide, erbium oxide, ytterbium oxide, aluminum oxide, and gallium oxide. A content of the tellurium oxide is equal to or more than 25 mol %, and equal to or less than 43 mol % in terms of oxide TeO2. A content of the alkaline metal oxide is equal to or more than 4 mol %, and equal to or less than 27 mol % in terms of oxide R2O (R: alkali metal element).
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