| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide glass for covering a metal which contains no material harmful on environment, has high heat resistant temperature of ≥500°C and seals the easily oxidizable metal such as Dumet and a semiconductor sealing material. <P>SOLUTION: The glass for covering the metal is glass having ≥480°C strain point (Ps), ≤1,100°C temperature (T(10<SP>4</SP>)) corresponding to 10<SP>4</SP>dPa s viscosity and 70-110×10<SP>-7</SP>/°C thermal expansion coefficient (α<SB>30-380</SB>) at 30-380°C. <P>COPYRIGHT: (C)2010,JPO&INPIT |
