TEMPERED GLASS, TEMPERED GLASS PLATE, AND GLASS FOR TEMPERING

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United States of America Patent

APP PUB NO 20150004390A1
SERIAL NO

14378150

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Abstract

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A tempered glass has a compressive stress layer in a surface thereof, includes as a glass composition, in terms of mass %, 50 to 80% of SiO2, 10 to 30% of Al2O3, 0 to 6% of B2O3, 0 to 2% of Li2O, and 5 to 25% of Na2O, and is substantially free of As2O3, Sb2O3, PbO, and F.

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Patent Owner(s)

Patent OwnerAddress
NIPPON ELECTRIC GLASS CO LTD7-1 SEIRAN 2-CHOME OTSU-SHI SHIGA 5208639 ?5208639

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawamoto, Kosuke Shiga, JP 26 393
Murata, Takashi Shiga, JP 156 2641
Tojyo, Takako Shiga, JP 12 472

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