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Published on: December 26, 2016
Development of soft denture lining materials containing fluorinated monomers.
Yuta Kasuga1, Norihisa Akiba, Shunsuke Minakuchi
1Department of Complete Denture Prosthodontics, Graduate School, Tokyo Medical and Dental University, Tokyo, Japan. y.kasuga.ore@tmd.ac.jp
Nihon Hotetsu Shika Gakkai Zasshi
|May 10, 2008
Summary
New fluorine-containing soft denture lining materials were developed, showing improved contamination resistance and physical properties. Higher fluorine content enhanced material performance, making them suitable for clinical applications.
Area of Science:
- Materials Science
- Biomaterials Engineering
- Polymer Chemistry
Background:
- Soft denture lining materials are crucial for patient comfort and function.
- Current materials can suffer from poor contamination resistance and degradation.
- Fluorine-containing polymers offer potential for enhanced material properties.
Purpose of the Study:
- To develop novel fluorine-containing soft denture lining materials.
- To evaluate the impact of fluorinated monomers on physical properties and contamination resistance.
- To assess the clinical applicability of these new materials.
Main Methods:
- Synthesized five experimental soft denture lining materials with varying fluorinated monomer compositions.
- Evaluated water sorption, solubility, staining resistance (coffee, beta-carotene), Shore A hardness, and contact angle.
- Statistical analysis using one-way ANOVA and Tukey's HSD test at p=0.05.
Main Results:
- Increased fluorine content in monomers correlated with decreased water sorption and increased contact angles.
- Fluorinated monomers effectively suppressed coffee discoloration.
- Shore A hardness decreased with higher fluorine content; staining resistance varied with the type of stain.
- Experimental materials showed adequate clinical properties, except for beta-carotene staining.
Conclusions:
- Fluorine-containing monomers with high fluorine content are suitable for developing clinically applicable soft denture lining materials.
- These materials demonstrate improved contamination resistance, particularly against coffee staining.
- Further optimization may be needed for specific staining challenges like beta-carotene.
