The present invention provides a glass sheet having a good property of blocking transmission of ultraviolet light, having a low to moderate visible transmittance, being relatively thin, being capable of substantially blocking transmission of solar ultraviolet light, and also having a good solar shielding property. The glass sheet of the present invention has a thickness of 1 to 5 mm, a Tuv 380 of 1.5% or less, a Tuv 400 of 2.5% or less, a visible transmittance (YA) of 5 to 40%, and a solar transmittance (TG) of 5 to 45%, and is formed from a glass composition, wherein the glass composition includes: 1.0 to 5.0 wt% T-Fe 2 O 3 ; 1.0 to 5.0 wt% TiO 2 ; and 50 to 600 wt. ppm CoO as coloring components in addition to predetermined base composition, a FeO ratio is 5 to 40%, and the sum of T-Fe 2 O 3 multiplied by 2 and TiO 2 is 7.0% or more.
UV-BLOCKING GLASS PLATE, AND GLASS WINDOW FOR VEHICLES USING SAID GLASS PLATE
UV-ABWEISENDE GLASPLATTE UND GLASSCHEIBE FÜR FAHRZEUGE MIT VERWENDUNG DER BESAGTEN GLASPLATTE
PLAQUE DE VERRE BLOQUANT LES UV ET FENÊTRE EN VERRE POUR VÉHICULES UTILISANT LADITE PLAQUE DE VERRE
19.02.2020
Patent
Elektronische Ressource
Englisch
IPC: | C03C Chemische Zusammensetzungen für Gläser, Glasuren oder Emails , CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / C03B Herstellung oder Formgebung von Glas, Mineral- oder Schlackenwolle , MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL |
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