| 摘要 |
<p>Disclosed is a transparent, insulating, lead-free low-melting-point glass (a first to third glass). The first glass contains 25-40% by weight of SiO<SUB>2</SUB>, 35-55% by weight of B<SUB>2</SUB>O<SUB>3</SUB>, 5-14% by weight of ZnO, 0.1-3% by weight of BaO, 0.1-7% by weight of ZrO<SUB>2</SUB>, 0.01-2% by weight of CoO, 0.01-2% by weight of CeO<SUB>2</SUB>, 0-10% by weight of F<SUB>2</SUB> and 5-18% by weight of at least one member selected from the group consisting only of Li<SUB>2</SUB>O, Na<SUB>2</SUB>O and K<SUB>2</SUB>O.</p> |
