Glass composition, glass composition for chemical strengthening, strengthened glass article, and cover glass for display

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United States of America Patent

PATENT NO 9688565
APP PUB NO 20150368145A1
SERIAL NO

14766331

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Abstract

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Provided is a glass composition containing, in mass %: 58 to 64% SiO2; 8 to 12% Al2O3; 6 to 10% MgO; 0 to 1% CaO; 18 to 24% Na2O; 0 to 3% K2O; 0 to 2% TiO2; and 0 to 3% ZrO2. The total content of MgO, CaO, SrO, and BaO is in a range of 7 to 12%. This glass composition is suitable for production by a float process and for chemical strengthening.

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Patent Owner(s)

  • NIPPON SHEET GLASS COMPANY, LIMITED

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kurachi, Junji Tokyo, JP 45 685
Senshu, Yutaka Tokyo, JP 9 44

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