Mother glass, reinforced glass and preparation method
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United States of America Patent
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Oct 22, 2024
Grant Date -
Oct 29, 2020
app pub date -
Jan 31, 2018
filing date -
Dec 29, 2017
priority date (Note) -
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Abstract
Disclosed is a mother glass. The mother glass has a thickness range of 0.4 mm-2.0 mm, the transmittance of light with wavelength of 550 nm to the mother glass is in a range of 86%-92.2%; the refraction coefficient of the mother glass is in a range of 1.48-1.54; and the alkali metal oxide content in the mother glass is 11 mol %-22 mol %, wherein the Na oxide content is 5 mol %-18 mol %, and the Al oxide content is 7 mol %-16 mol %. A reinforced glass prepared from the same mother glass and a preparation method therefore are also disclosed.
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