A glass plate having the following composition: 70% ≦ SiO2 ≦ 85%, 0.0% ≦ Al2O3 ≦ 10%, 0.0% ≦ B2O3 ≦ 15%, 1.5% ≦MgO ≦ 20%, 0.0% ≦ CaO ≦ 20%, 0.0% ≦ SrO ≦ 5.0%, 0.0% ≦ BaO ≦ 1.0%, 0.0% ≦ ZnO ≦ 5.0%, 1.0% ≦ Li2O ≦ 11%, 0.0% ≦ Na2O ≦ 10%, 0.0% ≦ K2O ≦ 10%, 3.0% ≦ R2O ≦ 11%, 0.01% ≦ Fe2O3 ≦ 1.00% and 2.0% ≦ RO ≦ 20%, and having the following properties: T2 ≦ 1650°C, T12 ≦ 730°C, εr ≦ 6.5 and tanδ ≦ 0.0090.
L'invention concerne une plaque de verre possédant la composition suivante : 70% ≦ SiO2 ≦ 85%, 0,0% ≦ Al2O3 ≦ 10%, 0,0% ≦ B2O3 ≦ 15%, 1,5% ≦MgO ≦ 20%, 0,0% ≦ CaO ≦ 20%, 0,0% ≦ SrO ≦ 5,0%, 0,0% ≦ BaO ≦ 1,0%, 0,0% ≦ ZnO ≦ 5,0%, 1. 0% ≦ Li2O ≦ 11%, 0,0% ≦ Na2O ≦ 10%, 0,0% ≦ K2O ≦ 10%, 3,0% ≦ R2O ≦ 11%, 0,01% ≦ Fe2O3 ≦ 1,00% et 2,0% ≦ RO ≦ 20%, et possédant les propriétés suivantes : T2 ≦ 1650°C, T12 ≦ 730°C, εr ≦ 6,5 et tanδ ≦ 0,0090.
70%≦SiO2≦85%、0.0%≦Al2O3≦10%、0.0%≦B2O3≦15%、1.5%≦MgO≦20%、0.0%≦CaO≦20%、0.0%≦SrO≦5.0%、0.0%≦BaO≦1.0%、0.0%≦ZnO≦5.0%、1.0%≦Li2O≦11%、0.0%≦Na2O≦10%、0.0%≦K2O≦10%、3.0%≦R2O≦11%、0.01%≦Fe2O3≦1.00%、2.0%≦RO≦20%、T2≦1650℃、T12≦730℃、εr≦6.5、tanδ≦0.0090のガラス板。
GLASS PLATE, LAMINATED GLASS, WINDOW GLASS FOR VEHICLES, AND WINDOW GLASS FOR BUILDINGS
PLAQUE DE VERRE, VERRE FEUILLETÉ, VITRAGE POUR VÉHICULES ET VITRAGE POUR BÂTIMENTS
ガラス板、合わせガラス、車両用窓ガラス、及び建築用窓ガラス
05.01.2023
Patent
Elektronische Ressource
Japanisch
IPC: | B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / C03C Chemische Zusammensetzungen für Gläser, Glasuren oder Emails , CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS |
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