FIELD: technology of silicates.
SUBSTANCE: the present innovation deals with compositions of glass applied, for example, for manufacturing packaging glassware. The innovation decreases the coefficient of glass thermal expansion. Glass contains, weight%: SiO2 68.0-72.0; Al2O3 1.0-2.0; CaO 1.0-2.0; MgO 4.0-6.0; Na2O 1.0-2.0; Mn3O4 0.5-1.0; Li2O 0.5-1.0; B2O3 12.0-15.0; ZnO 4.0-6.0.
EFFECT: higher efficiency.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| GLASS | 2006 |
|
RU2325341C1 |
| GLASS | 2006 |
|
RU2322406C1 |
| GLASS | 2006 |
|
RU2334699C1 |
| HEAT-ABSORBING GLASS | 2006 |
|
RU2326061C1 |
| GLASS | 2006 |
|
RU2325343C1 |
| GLASS | 2006 |
|
RU2325342C1 |
| GLASS | 2006 |
|
RU2320554C1 |
| RED GLASS | 2006 |
|
RU2326065C1 |
| GLASS FOR LIGHT DISPERSER | 2006 |
|
RU2311354C1 |
| GLASS FOR ELECTROVACUUM DEVICES | 2006 |
|
RU2345002C2 |
