PROCESS FOR TREATMENT OF A GLASS CONTAINING LEAD ALLOWING TO LIMIT MIGRATION IN SOLUTION OF THE LEAD CONTAINED IN THIS GLASS

摘要

The invention relates to a process for treating a glass comprising lead comprising successively the following steps: -a step of bringing the glass comprising lead into contact with a solution comprising perchloric acid; a step of heat treatment of the glass at a temperature less than or equal to the glass transition temperature of the glass.