	US 11,724,960 B2
	Glass ceramic with reduced lithium content
Evelin Weiss, Mainz (DE); Meike Schneider, Taunusstein (DE); Oliver Hochrein, Mainz (DE); Friedrich Siebers, Nierstein (DE); Roland Dudek, Bad Kreuznach (DE); Martin Mueller, Darmstadt (DE); Matthias Bockmeyer, Mainz (DE); and Birgit Doerk, Mainz (DE)
Assigned to SCHOTT AG, Mainz (DE)
Filed by SCHOTT AG, Mainz (DE)
Filed on Jun. 22, 2021, as Appl. No. 17/354,560.
Application 17/354,560 is a continuation of application No. 16/226,707, filed on Dec. 20, 2018, granted, now 11,072,557.
Claims priority of application No. 102017131067.3 (DE), filed on Dec. 22, 2017; and application No. 102018110855.9 (DE), filed on May 7, 2018.
Prior Publication US 2021/0317033 A1, Oct. 14, 2021
Int. Cl. C03C 10/14 (2006.01); C03B 32/02 (2006.01); C03C 10/00 (2006.01); F24C 15/10 (2006.01); C03C 3/097 (2006.01); C03C 3/087 (2006.01); C03C 4/02 (2006.01); F24B 1/192 (2006.01); F24C 15/04 (2006.01)

CPC C03C 10/0027 (2013.01) [C03C 3/087 (2013.01); C03C 3/097 (2013.01); C03C 4/02 (2013.01); C03C 10/00 (2013.01); C03C 10/0009 (2013.01); C03C 10/0036 (2013.01); C03C 10/0054 (2013.01); F24C 15/10 (2013.01); F24B 1/192 (2013.01); F24C 15/04 (2013.01)]

19 Claims

1. A method for producing a glass ceramic, comprising:

providing raw material components that comprise 3.0 to 3.6 percent by weight of lithium oxide (Li₂O) and a colorant comprising molybdenum oxide (MoO₃);

melting the raw material components to provide a green glass melt;

refining the green glass melt;

hot forming the green glass melt into a glass ceramic panel; and

ceramizing so that the glass ceramic panel has a transmission of equal to or more than 45% and equal to or less than 85% at a wavelength of 1600 nm.