| 摘要 |
FIELD: medicine, orthopedic stomatology. ^ SUBSTANCE: invention can be sued in making ceramic crowns and teeth. Charge for preparing glass ceramic material comprises potassium feldspar, wollastonite, barium, sodium, lithium and zinc oxides and, additionally, crystalline phases of hydroxyapatite and diopside and components are taken in the definite quantitative ratio. The material exhibits the enhanced masking effect and approximates to natural teeth by the hardness index. ^ EFFECT: valuable properties of charge. ^ 2 tbl, 4 ex |
