| 摘要 |
PROBLEM TO BE SOLVED: To provide a glass ceramic bonding material capable of bonding at a temperature not exceeding 800°C, and having a linear thermal expansion coefficient αin the range of 20-300°C of at least 9.5×10K.SOLUTION: A bonding material of glass ceramic having a linear expansion coefficient αof ≥9.5×10Kincludes, in terms of mol% to oxides, ≥3 to <10 SiO, 16-34 BO, 7-15 AlO, 8-40 CaO, 25-38 BaO, 0-10 MgO, 0-5 ZrOand 0-10 YO. |
