Phosphor-dispersed glass
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United States of America Patent
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Sep 6, 2016
Grant Date -
Apr 28, 2016
app pub date -
Oct 22, 2015
filing date -
Oct 23, 2014
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Abstract
Disclosed is a phosphor-dispersed glass, including: a glass material; and a phosphor dispersed in the glass material, wherein the glass material is substantially free of Nb2O5 and contains: 15 to 40 mass % of SiO2; 10 to 30 mass % of B2O3; 1 to 35 mass % of ZnO; 0 to 20 mass % of Al2O3; 2 to 30 mass % in total of at least one kind selected from the group consisting of BaO, CaO and SrO; 0 to 1 mass % of MgO; 5 to 35 mass % in total of R2O (at least one selected from the group consisting of Li2O, Na2O and K2O); and 0 to 15 mass % in total of at least one of antimony oxide and tin oxide.
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