FIELD: chemistry.
SUBSTANCE: crystal glass contains, wt %: SiO2 43.0-45.0; PbO 23.0-26.0; K2O 12.0-16.0; Nd2O3 0.5-1.5; Er2O3 0.5-1.5; B2O3 3.0-7.0; CaO 3.0-7.0; Sb2O3 1.0-2.0; GeO2 3.0-5.0.
EFFECT: increase of glass refraction index and quality of glass products.
1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| CRYSTAL GLASS | 2006 |
|
RU2320556C1 |
| CRYSTAL GLASS | 2007 |
|
RU2340574C2 |
| GLASS | 2006 |
|
RU2318741C1 |
| CRYSTAL GLASS | 2006 |
|
RU2312078C1 |
| GLASS | 2006 |
|
RU2327656C1 |
| CRYSTAL GLASS | 2006 |
|
RU2320563C1 |
| CRYSTAL GLASS | 2006 |
|
RU2325345C1 |
| CRYSTAL GLASS | 2006 |
|
RU2326070C1 |
| CRYSTAL GLASS | 2006 |
|
RU2331595C1 |
| GLASS | 2006 |
|
RU2316490C1 |
