| 摘要 |
A zinc and bismuth containing, water-soluble glass composition comprising from 10 to 75 mole % P<SUB>2</SUB>0<SUB>5</SUB>, 5-50 mole % alkali metal oxide, up to 40 mole % ZnO and up to 40 mole % Bi<SUB>2</SUB>0<SUB>3</SUB>.
|
