Dental Materials
Volume 24, Issue 9 , Pages 1164-1168 , September 2008

Influence of irradiant energy on degree of conversion, polymerization rate and shrinkage stress in an experimental resin composite system

  • Fernanda C. Calheiros

      Affiliations

    • Department of Dental Materials, School of Dentistry, University of São Paulo, FOUSP, Av. Prof. Lineu Prestes, 2227, São Paulo, SP 05508-900, Brazil
  • ,
  • Márcia Daronch

      Affiliations

    • Department of Dental Materials, School of Dentistry, University of São Paulo, FOUSP, Av. Prof. Lineu Prestes, 2227, São Paulo, SP 05508-900, Brazil
    • Dental Materials Section, Department of Oral Rehabilitation, Medical College of Georgia, Augusta, GA, USA
  • ,
  • Frederick A. Rueggeberg

      Affiliations

    • Dental Materials Section, Department of Oral Rehabilitation, Medical College of Georgia, Augusta, GA, USA
  • ,
  • Roberto R. Braga

      Affiliations

    • Department of Dental Materials, School of Dentistry, University of São Paulo, FOUSP, Av. Prof. Lineu Prestes, 2227, São Paulo, SP 05508-900, Brazil
    • Corresponding Author InformationCorresponding author. Tel.: +1 55 11 3091 7840x224; fax: +1 55 11 3091 7840x201.

Received 4 October 2007 ,Revised 5 December 2007 ,Accepted 7 January 2008.

References 

  1. Calheiros FC, Braga RR, Kawano Y, Ballester RY. Relationship between contraction stress and degree of conversion in restorative composites. Dent Mater. 2004;20(10):939–946
  2. Emami N, Soderholm KJ, Berglund LA. Effect of light power density variations on bulk curing properties of dental composites. J Dent. 2003;31(3):189–196
  3. Halvorson RH, Erickson RL, Davidson CL. Energy dependent polymerization of resin-based composite. Dent Mater. 2002;18(6):463–469
  4. Carmichael AJ, Gibson JJ, Walls AW. Allergic contact dermatitis to bisphenol-A-glycidyldimethacrylate (BIS-GMA) dental resin associated with sensitivity to epoxy resin. Br Dent J. 1997;183(8):297–298
  5. Hansel C, Leyhausen G, Mai UE, Geurtsen W. Effects of various resin composite (co)monomers and extracts on two caries-associated micro-organisms in vitro. J Dent Res. 1998;77(1):60–67
  6. Arikawa H, Kanie T, Fujii K, Shinohara N. Bending strength and depth of cure of light-cured composite resins irradiated using filters that simulate enamel. J Oral Rehabil. 2004;31(1):74–80
  7. Lovell LG, Newman SM, Bowman CN. The effects of light intensity, temperature, and comonomer composition on the polymerization behavior of dimethacrylate dental resins. J Dent Res. 1999;78(8):1469–1476
  8. Sakaguchi RL, Berge HX. Reduced light energy density decreases post-gel contraction while maintaining degree of conversion in composites. J Dent. 1998;26(8):695–700
  9. Braga RR, Ferracane JL. Contraction stress related to degree of conversion and reaction kinetics. J Dent Res. 2002;81(2):114–118
  10. Lu H, Stansbury JW, Bowman CN. Towards the elucidation of shrinkage stress development and relaxation in dental composites. Dent Mater. 2004;20(10):979–986
  11. Burtscher P. Stability of radicals in cured composite materials. Dent Mater. 1993;9(4):218–221
  12. Odian G. Principles of polymerization. 3rd ed.. New York: John Wiley & Sons; 1991;
  13. Watts DC. Reaction kinetics and mechanics in photo-polymerised networks. Dent Mater. 2005;21(1):27–35
  14. Schneider LF, Consani S, Correr-Sobrinho L, Correr AB, Sinhoreti MA. Halogen and LED light curing of composite: temperature increase and Knoop hardness. Clin Oral Investig. 2006;10(1):66–71
  15. Tarle Z, Knezevic A, Demoli N, Meniga A, Sutaloa J, Unterbrink G, et al. Comparison of composite curing parameters: effects of light source and curing mode on conversion, temperature rise and polymerization shrinkage. Oper Dent. 2006;31(2):219–226
  16. Andrzejewska E. Photopolymerization kinetics of multifunctional monomers. Prog Polym. 2001;26(1):605–665
  17. Daronch M, Rueggeberg FA, De Goes MF, Giudici R. Polymerization kinetics of pre-heated composite. J Dent Res. 2006;85(1):38–43
  18. Hofmann N, Hugo B, Klaiber B. Effect of irradiation type (LED or QTH) on photo-activated composite shrinkage strain kinetics, temperature rise, and hardness. Eur J Oral Sci. 2002;110(6):471–479
  19. Nomoto R, McCabe JF, Hirano S. Comparison of halogen, plasma and LED curing units. Oper Dent. 2004;29(3):287–294
  20. Tarle Z, Meniga A, Knezevic A, Sutalo J, Ristic M, Pichler G. Composite conversion and temperature rise using a conventional, plasma arc, and an experimental blue LED curing unit. J Oral Rehabil. 2002;29(7):662–667
  21. Daronch M, Rueggeberg FA, De Goes MF. Monomer conversion of pre-heated composite. J Dent Res. 2005;84(7):663–667
  22. Bausch JR, de Lange C, Davidson CL. The influence of temperature on some physical properties of dental composites. J Oral Rehabil. 1981;8(4):309–317
  23. Lovell LG, Lu H, Elliott JE, Stansbury JW, Bowman CN. The effect of cure rate on the mechanical properties of dental resins. Dent Mater. 2001;17(6):504–511
  24. Maffezzoli A, Della Pietra A, Rengo S, Nicolais L, Valletta G. Photopolymerization of dental composite matrices. Biomaterials. 1994;15(15):1221–1228
  25. Trujillo M, Newman SM, Stansbury JW. Use of near-IR to monitor the influence of external heating on dental composite photopolymerization. Dent Mater. 2004;20(8):766–777
  26. McCabe JF, Carrick TE. Output from visible-light activation units and depth of cure of light-activated composites. J Dent Res. 1989;68(11):1534–1539
  27. Watts DC, Cash AJ. Analysis of optical transmission by 400–500nm visible light into aesthetic dental biomaterials. J Dent. 1994;22(2):112–117
  28. Yearn JA. Factors affecting cure of visible light activated composites. Int Dent J. 1985;35(3):218–225
  29. Cook WD, Standish PM. Cure of resin based restorative materials. II. White light photopolymerized resins. Aust Dent J. 1983;28(5):307–311

PII: S0109-5641(08)00018-3

doi: 10.1016/j.dental.2008.01.006

Dental Materials
Volume 24, Issue 9 , Pages 1164-1168 , September 2008