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Related Experiment Videos

New initiator systems for dental resins based on ascorbic acid.

J M Antonucci, C L Grams, D J Termini

    Journal of Dental Research
    |September 1, 1979
    PubMed
    Summary

    New initiator systems for dental monomer polymerization were developed. These systems use oxidation-reduction reactions involving organic peroxides, transition metals, and ascorbic acid for efficient ambient polymerization.

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    Area of Science:

    • Polymer Chemistry
    • Materials Science
    • Biomaterials

    Background:

    • Dental restorative materials rely on polymerization of monomers.
    • Current polymerization methods may require specific conditions (e.g., heat, light).
    • Developing ambient polymerization systems is crucial for clinical efficiency and material properties.

    Purpose of the Study:

    • To develop novel initiator systems for dental monomer polymerization at ambient temperature.
    • To utilize oxidation-reduction reactions for initiating polymerization.
    • To explore the efficacy of organic peroxides, transition metal compounds, and ascorbic acid derivatives.

    Main Methods:

    • Investigated oxidation-reduction reactions between organic peroxides and transition metal compounds.
    • Incorporated L(+) ascorbic acid and its derivatives as reducing agents.
    • Evaluated the initiator systems for ambient polymerization of dental monomers.

    Main Results:

    • Several promising initiator systems were successfully developed.
    • The systems effectively initiated polymerization of dental monomers under ambient conditions.
    • The combination of organic peroxides, transition metals, and ascorbic acid proved effective.

    Conclusions:

    • Novel initiator systems for ambient dental monomer polymerization have been established.
    • The developed systems offer a viable alternative to conventional initiation methods.
    • This advancement holds potential for improved dental restorative procedures.

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