| 摘要 |
FIELD: prosthetic dentistry, in particular removable bridgework. ^ SUBSTANCE: claimed composition is made of polyvinylchloride resin powder, liquid dioctylphtalate, epoxydized soy oil and additionally calcium stearate as stabilizer. Powder and liquid are blended, 70-80 % of obtained mixture is added to earlier mixed powder, obtained mass is heated at 60-80°C for 13-15 min, and residual (20-30 %) liquid plasticizer with epoxydized soy oil are added to formed mass. Further mass is packed together with paste of basic plastic, pressed and conditioned at 65°C, then obtained product is heated up to 170°C for 2 h and conditioned for 50-60 min. Then form with ferrule is cooled to room temperature. ^ EFFECT: removable dental prosthesis of improved quality. ^ 5 ex, 1 tbl, 2 cl |
