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A review of the development of radical photopolymerization initiators used for designing light-curing dental adhesives and resin composites
Radical photopolymerization Photoinitiator Light-curing dental adhesive
2010/11/30
This paper reviews our recent studies on radical photopolymerization initiators, which are used in the design of light-curing dental adhesives and resin composites, by collating information of related...
Surface texture and roughness of polished nanofill and nanohybrid resin composites
Dental resin composite Polishability Surface roughness
2010/11/26
Nanofiller-containing resin composites have gained appreciable market share in dentistry due to their claims of high mechanical strength and low polymerization contraction. In this study, the polishab...
The effect of flowable and dual-cure resin composite liners on gingival microleakage of posterior resin composites
Microleakage Posterior Composite Restoration Flowable Dual-cure liner
2009/12/14
Background and Aim: Microleakage has been always a major concern in restorative dentistry. The curing contraction of composites still presents a problem with controlling microleakage and postoperative...
Dentin Bond Strength of Two One-Bottle Adhesives after Delayed Activation of Light-Cured Resin Composites
Composite Resins Dentin-Bonding Agents Prime and Bond NT Dental Bonding
2009/12/7
Objective:
Adverse surface interactions between one-bottle adhesives and chemical-cured composites may occur with delayed light activation of light-cured composites. The purpose of this study was to ...
Compressive strength and compressive fatigue limit of conventional and high viscosity posterior resin composites
Composite resins Physical properties
2009/10/20
The purpose of this study was to compare the compressive strengths and compressive fatigue limits of three posterior composite resins (Filtek P-60, Surefil and Prodigy Condensable) and a universal res...
Microhardness assessment of different commercial brands of resin composites with different degrees of translucence
Composite resins Hardness Color
2009/10/16
Owing to improvements in its mechanical properties and to the availability of shade and translucence resources, resin composite has become one of the most widely used restorative materials in present ...
In vitro toothbrushing abrasion of dental resin composites:packable,microhybrid,nanohybrid and microfilled materials
Composite resins Surface properties Physical properties Toothbrushing
2009/10/16
This study evaluated weight loss and surface roughening after toothbrushing of different resin composites: one packable (Solitaire 2, Heraeus Kulzer), one microhybrid (Charisma, Heraeus Kulzer), one n...
Influence of Centrifugal Force on Filler Loading of Resin Composites
Centrifugal force Composite Light-polymerizing apparatus
2009/9/15
This study examined the influence of centrifugal force on the filler loading of composites using a light-polymerizing apparatus combined with a centrifuge. To assess uneven filler particle distributio...
Color Stability of Resin Composites after Immersion in Different Drinks
Color stability Resin composite Drink
2009/9/14
The purpose of this study was to evaluate the discoloration of two nanohybrids, two microhybrids, and a posterior composite resin restorative material upon exposure to different drinks — namely tea, c...
Effect of Enamel Shades on Color of Layered Resin Composites
Resin composite Color Translucency
2009/9/14
The purpose of this study was to evaluate the effect of the covering enamel layer of various thicknesses on the color of layered resin composites (LRC). To this end, the CIELAB parameters of the follo...
Effect of Surface Characteristics on Adherence of S. mutans Biofilms to Indirect Resin Composites
Indirect resin composite S.mutans Hybrid composite
2009/9/14
The purpose of this study was to evaluate the adherence of biofilms to the surfaces of two indirect resin composites, Estenia C&B and Gradia. Slabs were prepared from the materials, and then either gr...
Microhardness Evaluation of Resin Composites Polymerized by Three Different Light Sources
Microhardness Resin composite Light curing unit
2009/9/14
This study examined the surface microhardness of four kinds of resin composites with different fillers and resin matrices. Ten specimens of 2 mm thickness and 4 mm diameter of each resin composite wer...
Study of the Variation between CIELAB ΔE* and CIEDE2000 Color-differences of Resin Composites
CIEDE2000 CIELAB ΔE Resin composites
2009/9/14
This study sought to assess the significance of the corrections introduced in the new CIEDE2000 color difference formula with respect to ΔE*ab. The purpose of which was to provide sounder knowledge, a...
Effects of Light Curing Modes and Resin Composites on Temperature Rise under Human Dentin: An in vitro Study
Temperature rise Composites Polymerization
2009/9/11
The influence of three curing modes of a high-powered LED curing unit on temperature rise under 2-mm-thick dentin was investigated during the polymerization of resin composite samples of Admira, Filte...
New Matrix Polymers for Photo-activated Resin Composites using Di-α-fluoroacrylic Acid Derivatives
Polymerization Resin composite Fluorine-substituted monomer
2009/9/11
A novel matrix resin for photo-activated resin composites was developed using α-fluoroacrylic acid derivatives. To render resin composites with improved mechanical properties, silica fillers were also...