| 摘要 |
This invention relates to a fiberizable glass compositions consisting essentially, expressed in terms of mole percent on the oxide basis, of at least 65% total of 5-55% ZnO, 28-40% P2O5, 0.3-5% MoO3 and 10-35% R2O, wherein R2O consists of at least two alkali metal oxides in the indicated proportions selected from the group consisting of 0-25% Li2O, 0-25% Na2O, and 0-25% K2O, and up to 35% total of optional ingredients in the indicated proportions selected from the group consisting of 0-10% Al2O3, 0-15% B2O3, 0-15% Al2O3+B2O3, 0-15% Cu2O, 0-25% Sb2O3, 0-5%F, 0-35% PbO, 0-35% SnO, 0-35% PbO+SnO, 0-5% ZrO2, 0-4% SiO2, 0-20% MgO+CaO+SrO+BaO+ MnO, 0-20% MgO,0-20% CaO, 0-20% SrO, 0-20% BaO and 0-10% MnO, and 0-5% rare earth metal oxide.
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