Tempered glass for thermal insulation

The invention relates to glass which has undergone chemical tempering such as to have an alkaline ion concentration gradient from the surface thereof over an exchange depth of at least 100 m, a surface stress of at least 200 MPa and a core viscosity point of at least 550 DEG C. The inventive glass c...

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Bibliographische Detailangaben
1. Verfasser: MARANDON FRANCK
Format: Patent
Sprache:chi ; eng
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