| 摘要 |
<p>Disclosed is a sealing glass for vacuum sealing an exhaust opening which is formed on a vacuum double-wall container made of a metal. The sealing glass is used for a vacuum double-wall container made of a metal, which has a structure wherein the sealing glass is placed in a position that is not vertically above the exhaust opening in the vacuum sealing process. The sealing glass is characterized in that the sealing glass substantially contains no Pb component, and the total gas amount generated during the heating from 30°C to 700°C at a rate of 15°C/min in a vacuum is 900-7000 µL/cm3.</p> |
