Silicone Rubber Base Impression Material

Also known as conventional silicones.

Silicone rubber base impression material.

Lacy et al 1981a b. Make offer rs dental impression material silicone based putty hard 1 8kg catalyst 60ml 12 x light body standard regular set dental vps impression material exp 6 22 94 99. 21 condensation silicone impression material reisbick and matyas 1975. Polysulfide impression material was the first non aqueous elastomeric rubber impression material developed for dentistry.

It was the first type of silicone impression material. Nonrecovery of silicone after setting under compression in a tray is less than 1 per cent compared to approximately 2 per cent for a mercaptan and approximately 4 per cent for alginate irreversible hydrocolloid materials. Reproduction of oral detail accuracy of stone models a variety of laboratory models has been used to evaluate the accuracy of rubber impression materials. Stauffer et al 1976.

Setting occurs in room temp so called as rtv silicones. Marcinak et al 1980. Often polysulfide materials are called rubber or rubber base materials even though polyether and silicone materials are also rubber materials. Augsburger et al 1981.