Red glass, production process of the red glass, bulb and tube obtained with this glass

摘要

A red tinted glass is formed from a vitrifiable mixture with a silico-soda-calcium based composition. The mixture comprises, for a 100 %.wt, 0.1 to 1 % of copper, 0.2 to 2 % of tin and 0.01 to 2.5 % of an oxide from the lanthanide group and/or 0.01 to 0.5 % of silver in the form of an oxide or nitrate. Independent claims are also included for : (1) the fabrication of this red tinted glass; (2) a red tinted light bulb for a lighting system.