Glass ceramic with reduced lithium content

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United States of America Patent

PATENT NO 11072557
APP PUB NO 20190194060A1
SERIAL NO

16226707

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Abstract

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A transparent colored glass ceramic, in particular an LAS glass ceramic, suitable for use as a cooking surface is provided. The transparent colored glass ceramic includes high-quartz solid solution (HQ s.s.) as a main crystal phase and exhibits thermal expansion of −1 to +1 ppm/K in the range from 20° C. to 700° C. The glass ceramic has from 3.0 to 3.6 percent by weight of lithium oxide (Li2O) as constituents and either is colored with 0.003 to 0.05 percent by weight of vanadium oxide (V2O5) or is colored with 0.003 to 0.25 percent by weight of molybdenum oxide (MoO3).

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Patent Owner(s)

Patent OwnerAddress
SCHOTT AGGERMANY MAINZ

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bockmeyer, Matthias Mainz, DE 46 409
Doerk, Birgit Mainz, DE 7 69
Dudek, Roland Bad Kreuznach, DE 15 141
Hochrein, Oliver Mainz, DE 26 165
Mueller, Martin Darmstadt, DE 157 1743
Schneider, Meike Taunusstein, DE 29 234
Siebers, Friedrich Nierstein, DE 70 1202
Weiss, Evelin Mainz, DE 36 400

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