Luminescent glass article and method of manufacturing the same
OwnerNoriaki Masuda, Hiroshi Oshima +1inventors
InventorsNoriaki Masuda, Hiroshi Oshima, Takehiro Shibuya
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Abstract
A luminescent glass article of the present invention includes a luminescent substance dispersed uniformly in glass, in which: light transmittance is 20 to 90% at a thickness of 10 mm; and an initial luminescence intensity just after irradiation of light of 1,000 lux for 20 min is 200 to 4,000 mcd/m2.
Claims11
A luminescent glass article, characterized by comprising a luminescent substance dispersed uniformly in glass, wherein:
- light transmittance is 20 to 90% at a thickness of 10 mm;
- and
- an initial luminescence intensity just after irradiation of light of 1,000 lux for 20 min is 200 to 4,000 mcd/m2.
A luminescent glass article, characterized by comprising a luminescent substance dispersed uniformly in glass, wherein the content of the luminescent substance is 0.1 to 5 mass %.
A method of manufacturing a luminescent glass article, characterized by comprising:
- mixing a plurality of glass particles and a luminescent substance;
- pouring the mixture into a refractory vessel;
- and
- subjecting the mixture to heat treatment for sintering.
Dependencies are inferred from the claim text.