Extrude is polyvinyl siloxane based
elastomeric impression material.
Johnson GH, Lepe X, Aw TC.
The effect of surface moisture on detail reproduction of elastomeric impressions. (J Prosthet Dent. 1997 Mar;77(3):239-42.)
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Peregrina A, Land MF, Feil P, Price C.
Effect of two types of latex gloves and surfactants on polymerization inhibition of three polyvinylsiloxane impression materials. (J Prosthet Dent. 2003 Sep;90(3):289-92.)
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DeLong R, Pintado MR, Ko CC, Hodges JS, Douglas WH.
Factors influencing optical 3D scanning of vinyl polysiloxane impression materials. (J Prosthodont. 2001 Jun;10(2):78-85.)
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Lepe X, Johnson GH.
Accuracy of polyether and addition silicone after long-term immersion disinfection. (J Prosthet Dent. 1997 Sep;78(3):245-9.)
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Hung SH, Purk JH, Tira DE, Eick JD.
Accuracy of one-step versus two-step putty wash addition silicone impression technique. (J Prosthet Dent. 1992 May;67(5):583-9.)
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