Glass composition with middle refractive index and high hardness for marking road line and glass bead comprising the same

The present invention relates to a glass composition having middle refractive index in the range of 1.65 to 1.8 and durability of hardness of 690 Hv or more. In addition, the glass composition comprises: 34 to 49 wt% of SiO_2; 14 to 29 wt% of CaO; 12 to 27 wt% of TiO_2; and more than 0 and less than...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ROH, JONG NAM, CHO, SUNG HOON, CHUNG, WOON JIN, KIM, SEONG HYEON, LEE, HAN SOL
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS METALLURGY MINERAL OR SLAG WOOL SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS
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