| 摘要 |
<p>The present invention provides hydrophilically modified curable silicone dental impression materials comprising an addition curable silicone prepolymer composition and a polymerizable hydrophilic modifier. The addition curable silicone prepolymer in the composition of the present invention comprises blended vinyl terminated organopolysiloxane fluids, an organohydrogen polysiloxane crosslinker, a platinum catalyst, a retarder, filler and optional additives. The cured compositions have a stable hydrophilic nature, excellent mechanical properties, and maximum long-term dimensional stability.</p> |
