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Related Experiment Videos

Silorane-based dental composite: behavior and abilities.

Nicoleta Ilie1, Reinhard Hickel

  • 1Department of Restorative Dentistry, Dental School of the Ludwig-Maximilians-University, Munich, Germany. nicoleta.ilie@dent.med.uni-muenchen.de

Dental Materials Journal
|November 2, 2006
PubMed
Summary
This summary is machine-generated.

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A new silorane-based dental composite shows mechanical properties comparable to methacrylate composites. Curing time, not light intensity, is key for a high degree of cure in these dental restorative materials.

Area of Science:

  • Dental Materials Science
  • Polymer Chemistry

Background:

  • Methacrylate-based composites are widely used in dental restorations.
  • Silorane monomers offer a novel chemical composition for dental materials.

Purpose of the Study:

  • To evaluate the characteristics of a new silorane-based dental composite.
  • To compare silorane composites with established methacrylate-based composites.

Main Methods:

  • Assessed degree of conversion at 2-mm and 6-mm depths.
  • Measured hardness, modulus of elasticity, and creep resistance of 6-mm high samples.
  • Compared silorane-based material against methacrylate composite (Tetric EvoCeram).

Main Results:

  • Curing time, up to 20 minutes, was the primary factor for high cure degree, not irradiance.

Related Experiment Videos

  • No significant differences in hardness were observed between silorane and methacrylate composites.
  • Silorane composites demonstrated a slightly lower modulus of elasticity but higher creep resistance than Tetric EvoCeram.

    • Conclusions:

    • Silorane-based dental composites exhibit favorable mechanical properties.
    • These properties are comparable to clinically successful methacrylate-based materials.
    • Siloranes represent a promising alternative for dental restorative applications.