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Perfluorotriethylene Glycol Dimethacrylate Modified Composite Resins For Improved Dental Restoratives
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Book Synopsis Perfluorotriethylene Glycol Dimethacrylate Modified Composite Resins for Improved Dental Restoratives by : Guigui Wang
Download or read book Perfluorotriethylene Glycol Dimethacrylate Modified Composite Resins for Improved Dental Restoratives written by Guigui Wang and published by . This book was released on 1998 with total page 174 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis N-vinylpyrrolidone Modified Glass-ionomer Resins for Improved Dental Restoratives by : Dong Xie
Download or read book N-vinylpyrrolidone Modified Glass-ionomer Resins for Improved Dental Restoratives written by Dong Xie and published by . This book was released on 1998 with total page 216 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Preparation and Evaluation of Novel Antibacterial Dental Resin Composites by : Voon Joe Chong
Download or read book Preparation and Evaluation of Novel Antibacterial Dental Resin Composites written by Voon Joe Chong and published by . This book was released on 2012 with total page 94 pages. Available in PDF, EPUB and Kindle. Book excerpt: Both quaternary ammonium bromide (QAB) and furanone derivatives were synthesized, characterized and formulated into dental resin composites for improved antibacterial properties. Compressive strength (CS) and S. mutans viability were used to evaluate the mechanical strength and antibacterial activity of the restoratives. The effects of chain length, loading, saliva and aging on CS and S. mutans viability were investigated. Chapter 2 describes how we studied and evaluated the formulated antibacterial resin composites by incorporating the synthesized QAB-containing oligomers into the formulation. The results show that all the QAB-modified resin composites showed significant antibacterial activity and mechanical strength reduction. Increasing chain length and loading significantly enhanced the antibacterial activity but dramatically reduced the CS as well. The 30-day aging study showed that the incorporation of the QAB accelerated the degradation of the composite, suggesting that the QAB may not be well suitable for development of antibacterial dental resin composites or at least the QAB loading should be well controlled. Chapter 3 describes how we studied and evaluated the formulated antibacterial resin composite by incorporating the synthesized furanone derivative into the formulation. The results show that the modified resin composites showed a significant antibacterial activity without substantially decreasing the mechanical strengths. With 5 to 30% addition of the furanone derivative, the composite kept its original CS unchanged but showed a significant antibacterial activity with a 16-68% reduction in the S. mutans viability. Further, the antibacterial function of the new composite was found not to be affected by human saliva. The aging study indicates that the composite may have a long-lasting antibacterial function. In summary, we have developed a novel QAB- and furanone-containing antibacterial system for dental restoratives. Both QAB- and furanone-modified resin composites have demonstrated significant antibacterial activities. The QAS-modified experimental resin composite may not be well suitable for development of antibacterial dental resin composites due to its accelerated degradation in water unless the QAB loading is well controlled. The furanone-modified resin composite shows nearly no reduction in mechanical strength after incorporation of the antibacterial furanone derivative. It appears that the furanone-modified resin composite is a clinically attractive dental restorative that can be potentially used for long-lasting restorations due to its high mechanical strength and permanent antibacterial function.
Book Synopsis Papers Presented at the ... Meeting by : American Chemical Society. Division of Polymer Chemistry
Download or read book Papers Presented at the ... Meeting written by American Chemical Society. Division of Polymer Chemistry and published by . This book was released on 1998 with total page 764 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis American Doctoral Dissertations by :
Download or read book American Doctoral Dissertations written by and published by . This book was released on 1998 with total page 784 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis A Dictionary of Dentistry by : Robert Ireland
Download or read book A Dictionary of Dentistry written by Robert Ireland and published by OUP Oxford. This book was released on 2010-03-25 with total page 416 pages. Available in PDF, EPUB and Kindle. Book excerpt: This first edition of A Dictionary of Dentistry provides over 4,500 definitions covering all the important terms and concepts used in dentistry today. Entries are written in clear and concise English without the use of unnecessary dental or medical jargon, and many entries are supplemented by detailed line drawings. The dictionary defines terms in a broad range of dental specialist areas including primary care, anatomy and comparative anatomy, physiology, biochemistry, radiography, radiology, orthodontics, periodontology, restorative dentistry, dental public health, paediatric dentistry, oral surgery, embryology, homeopathy, pharmacology, sedation, histology, implantology, ethics, and oral medicine. For completeness, some drugs, techniques, and instruments of historical interest have been included. It also includes a number of biographies of those who are considered to have made a highly significant contribution to dentistry. The principal muscles, nerves, arteries, veins, foramina, and sinuses of the head and neck together with illustrations are grouped together as appendices: also included is a further reading list, and a list of common symbols and abbreviations used in both the UK and America. A key feature of this book is the Dictionary of Dentistry companion website, which provides quick access to recommended web links for many entries, plus over 100 full-colour illustrations.. An essential guide for dental practitioners and dental students, it is also an invaluable reference source for all members of the dental team, medical practitioners, lawyers involved with members of the dental profession, and the general reader.