| 摘要 |
FIELD: composition of glass used for manufacture of domestic articles, containers for chemical and perfumery industries. ^ SUBSTANCE: proposed glass contains the following constituents, mass-%: SiO2, 50.0-60.0; Al2O3, 5.0-10.0; CaO, 3.0-7.0; MgO, 3.0-7.0; Na2O, 1.0-3.0; Cr2O3, 1.0-2.0; TiO2, 17.0-23.0; PbO; B2O3, 3.0-5.0. ^ EFFECT: enhanced chemical resistance of glass. ^ 1 tbl |
