发明授权
- 专利标题: Tungsten sealing glass for use in a fluorescent lamp
- 专利标题(中): 用于荧光灯的钨密封玻璃
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申请号: US10619997申请日: 2003-07-15
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公开(公告)号: US06815385B2公开(公告)日: 2004-11-09
- 发明人: Hiroyuki Kosokabe , Koichi Hashimoto
- 申请人: Hiroyuki Kosokabe , Koichi Hashimoto
- 优先权: JP11-338787 19991129
- 主分类号: C03C802
- IPC分类号: C03C802
摘要:
A tungsten sealing glass for use in a fluorescent lamp, said glass having a composition of, by mass percent, 65-76% SiO2, 10-25% B2O3, 2-6% Al2O3, 0.5-5.8% MgO+CaO+SrO+BaO+ZnO, 3-8% Li2O+Na2O+K2O, 0.01-4% Fe2O3+CeO2, 0.1-5% TiO2, 0.1-10% TiO2+Sb2O3+PbO, and 0-2% ZrO2, wherein Na2O/(Na2O+K2O)≦0.6.
公开/授权文献
- US20040014583A1 Tungsten sealing glass for use in a fluorescent lamp 公开/授权日:2004-01-22
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