[PDF] Top 20 Effect of Green Tea Extract as Antioxidant on Shear Bond Strength of Resin Composite to in-Office and Home-Bleached Enamel

... acrylic resin blocks (1.5 × 2.5 cm), the coronal part, above the cemento enamel junction, out of the ...labial enamel surface of each tooth was polished (6 × 6 mm) with 600-grit silicon carbide paper ... See full document

... seed extract can compensate for the reduced bond strength of composite to bleached enamel, and pine bark had a greater efficacy than grape seed; the results of our study ... See full document

... natural antioxidant agents like Oligomeric Proanthocyanidin Complexes (OPCs) that they increases the bond strength of composite resin to bleached ...seed extract and pine ... See full document

... the bleached substrate [6], and have deleterious effect on bond strength of the resin materials ...deleterious effect of bleaching on the bond strength of ... See full document

... Finally, composite resin build-up procedure was done. All the bleached surfaces were etched by using 37% phosphoric acid gel for 15 seconds (Total Etching Gel; Ivoclar Vivadent, Schaan, ...Single ... See full document

... acrylic resin (Italy/ Vivadent/ triplex hot Ivoclar) was mixed according to the manufacturer’s instructions ...acrylic resin turned into dough it was packed into the ...acrylic resin and artificial ... See full document

... enamel surface preparation techniques, various adhesive systems, and bracket-related factors such as area and design of the bracket base [5,6]. Recent studies have shown that 50% to 75% of patients, experience ... See full document

... restorations, enamel defects (hypoplasia or use of forceps) and fractures since the aim of this study was to assess the composite resin bond to sound ...Next, enamel of the buccal ... See full document

... dried enamel after etching, den- tin bond can adequately penetrate into the porosi- ties caused by enamel ...adequate shear bond ...the bond to dentin rather than enamel ... See full document

... acceptable bond strength of molar tubes bonded with Fuji Ortho LC glass ...that enamel surface preparation with sandblasting alone yielded a significantly lower SBS compared to acid-etching when ... See full document

... the enamel surface [29]. Regard- less of the composite used, some grooves are present in teeth after bracket debonding and resin removal ...[29]. Enamel surface alterations after bracket ... See full document

... by resin composite or amalgam in areas of high stress. Resin modified GIC has proved to be a material with improved properties and aesthetics as compared to the conventional glass ...the resin ... See full document

... Nanotechnology has a significant contribution in resin composite research. Due to the reduced dimension of particle size and a variable size distribution, an increased filler load can be achieved with the ... See full document

... adequate strength and modulus of ...high- strength bases used to provide mechanical support for a restoration and thermal protection for the ...and resin-composite restorations is ...that ... See full document

... Materials and Methods: In this experimental in-vitro study, the test groups were composed of 80 dentinal samples, prepared on occlusal surfaces of 80 maxillary premolar teeth and routinely divided into 8 groups of 10. ... See full document

... acrylic resin. Auto- polymerizing acrylic resin was applied to the mold and the teeth were embedded in acrylic to the level of their cementoenamel ...acrylic resin, the teeth in acrylic blocks were ... See full document

... of resin into the hybrid layer ...on shear bond strength of composite resin-dentin by the method of storage on artificial saliva for 1 and 30 ...the strength of ... See full document

... of test and condition of thermal cycling, via the two-way ANOVA model, the requirements for valid application of this statistical model, especially homoscedasticity, were considered; i.e., the same variability among the ... See full document

... the bond strength to ...the enamel surface in all groups after HC or UC compared with ...the bond strength obtained with HC and UC is still low compared with ... See full document

... mean shear bond strength values were recorded in the Bioden- tine–composite resin ...mean shear bond strength values of MTA, CEM cement and Biodentine to the ... See full document