FIELD: chemistry.
SUBSTANCE: glass of the following composition, wt %: SiO2 55.0-60.0; K2O 15.0-20.0; CaO 12.0-17.0; TiO2 5.0-10.0; Pr2O3 1.0-2.0; GeO2 1.0-2.0; resulting in increase of glass refraction index to 1.75-1.80.
EFFECT: improved glass refraction index.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| GLASS | 2006 |
|
RU2335466C1 |
| GLASS | 2006 |
|
RU2325343C1 |
| GLASS | 2006 |
|
RU2327656C1 |
| GLASS | 2006 |
|
RU2317265C1 |
| GLASS | 2006 |
|
RU2331594C1 |
| GLASS | 2006 |
|
RU2326059C1 |
| GLASS | 2006 |
|
RU2334699C1 |
| CRYSTAL GLASS | 2006 |
|
RU2331595C1 |
| GLASS | 2007 |
|
RU2340573C2 |
| CRYSTAL GLASS | 2006 |
|
RU2321560C1 |
