GLASS MATERIAL FOR ENAMEL, ENAMEL PRODUCT, AND METHOD FOR PRODUCING ENAMEL PRODUCT

• Main Author: SHIRAISHI ATSUNORI
• Format: Patent
• Language: Chinese; English
• Published: 08.12.2020
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS; GLASS; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; 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

The subject of the invention is to provide a glass material for enamel that is able to produce an enamel product capable of maintaining luster characteristics without melting luster pigment, having ametallic texture, and having surface gloss. The glass material for enamel of the present invention is characterized by containing frit, which includes from 40 mass% to 60 mass% silicon dioxide, from 15 mass% to 35 mass% boron oxide, and 18 mass% or less of one or more alkali metal oxides selected from the group consisting of lithium oxide, sodium oxide, and potassium oxide as the composition of the frit itself, and a luster pigment that gives a metallic feel. 本发明的课题在于，提供能够制造光亮颜料不熔化、能够维持光亮特性、具有金属色调的质感、且使具有表面光泽性的珐琅产品的珐琅用玻璃材料。本发明的解决手段是，本发明所涉及的珐琅用玻璃材料的特征在于，包含：熔块，其作为熔块本身的组成包含40质量%以上且60质量%以下的二氧化硅、15质量%以上且35质量%以下的氧化硼、和18质量%以下的选自氧化锂、氧化钠和氧化钾中的1种以上的碱金属氧化物；以及，能够产生金属感的光亮颜料。