Cone and plate viscometry was used to characterize the viscosity and pseudoplastic nature of some setting composites and their components. A method for the determination of the end of the working time using the cone and plate results is also introduced.
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References
1.
Braden, M.: Rheology of Composite Filling Material Pastes, J Dent Res55:627-630, 1977.
2.
Jacobsen, P.H. ; Whiting, R.; and Richardson , P.C.A.: Viscosity of Setting Anterior Restorative Materials, Br Dent J143:393-396, 1977.
3.
Watts, D.C.; Combe, E.C.; and Greener, E.H.: Capillary Rheology of Two Composite Systems, J Oral Rehab7:475480, 1980.
4.
Bovis, S.C.; Harrington, E.; and Wil-Son, H.J. : Setting Characteristics of Composite Filling Materials, Br Dent J131:352-356, 1971.
5.
Jacobsen, P.H. and Von Fraunhofer , J.A.: Setting Characteristics of Anterior Restorative Materials, J Dent Res53 :461-467,1974.
6.
American Dental Association Specification #9 for Silicate Cement.
7.
Forsten, L.: Working Time and Strength in Relation to Consistency of Composite Resins, Scand J Dent Res85:480-484, 1977.
8.
Jacobsen, P.H. : Working Time of Polymeric Restorative Materials , J Dent Res55:244-251, 1976.
9.
ANSI/ADA Specification #27 for Direct Filling Resins, 4.3.3, Nov., 1976.
10.
Asmussen, E. : Penetration of Restorative Resins into Acid Etched Enamel. I, Acta Odontol Scand35:175-182, 1977.
