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Diametral tensile strength of composite resins submitted to different activation techniques
Composite resins Physical properties Tensile strength
2009/10/19
The aim of this study was to evaluate the diametral tensile strength (DTS) of composite resins submitted to different curing techniques. Four composite resins were tested in this study: Targis (Ivocla...
Effect of light-activation methods and water storage on the flexural strength of two composite resins and a compomer
Compomers Dental materials Composite resins
2009/10/19
The present study evaluated the flexural strength of three composite resins recommended for direct esthetic restorations: a polyacid modified composite (Dyract AP), a unimodal composite resin (Filtek ...
Effect of dentinal surface preparation on bond strength of self-etching adhesive systems
Dentin-bonding agents Dentin Tensile strength
2009/10/19
The aim of this study was to evaluate the effects of dentin surface treatments on the tensile bond strength (TBS) of the self-etching primer Clearfil SE Bond (CSE) and the one-step self-etching One-Up...
Compressive strength of glass ionomer cements using different specimen dimensions
Glass ionomer cements Compressive strength Materials testing
2009/10/19
The purpose of this study was to evaluate the compressive strength of two glass ionomer cements, a conventional one (Vitro Fil?- DFL) and a resin-modified material (Vitro Fil LC?- DFL), using two test...
Tensile bond strength of glass fiber posts luted with different cements
Post and core technique Tensile strength Resin cements Glass ionomer cements
2009/10/19
Proper selection of the luting agent is fundamental to avoid failure due to lack of retention in post-retained crowns. The objective of this study was to investigate the tensile bond strength and fail...
Tensile bond strength of self-etching versus total-etching adhesive systems under different dentinal substrate conditions
Dentin permeability Dentin-bonding agents Tensile strength
2009/10/16
The use of acid etchants to produce surface demineralization and collagen network exposure, allowing adhesive monomers interdiffusion and consequently the formation of a hybrid layer, has been conside...
Flexural strength and modulus of elasticity of different types of resin-based composites
Composite resins Physical and chemical properties Inorganic particles
2009/10/16
The aim of the study was to test whether the filler composition of resin composites influences their flexural strength and modulus of elasticity. Flexural strength and modulus of elasticity were obtai...
Effect of surface treatments on the bond strength of a zirconia-reinforced ceramic to composite resin
Ceramics Composite resins Tensile strength Shear strength
2009/10/16
The objective of this study was to evaluate the tensile (st) and shear bond strength (ss) of a glass-infiltrated alumina-based zirconia-reinforced ceramic (IZ - Vita In-Ceram Zirconia) to a composite ...
Bond strength of adhesive systems to human tooth enamel
Shear strength Dentin-bonding agents Dental enamel
2009/10/16
The purpose of this study was to evaluate in vitro three adhesive systems: a total etching single-component system (G1 Prime & Bond 2.1), a self-etching primer (G2 Clearfil SE Bond), and a self-etchin...
Papain-based gel for biochemical caries removal: influence on microtensile bond strength to dentin
Dental caries Tissue adhesives Papain Dentistry operative Tensile strength
2009/10/16
This study investigated the influence of a papain-based gel (Papac醨ie) for chemo-mechanical caries removal on bond strength to dentin. Human molars were assigned to the following groups: Group 1: soun...
Influence of method and period of storage on the microtensile bond strength of indirect composite resin restorations to dentine
Composite resins Tensile strength Thymol Formaldehyde Sodium azide Dentin
2009/10/16
This study evaluated the influence of the method and period of storage on the adhesive bond strength of indirect composite resin to bovine dentin. Ninety bovine incisors were stored in three different...
Fractographic analysis,accuracy of fit and impact strength of acrylic resin
Dental materials Acrylic resins Physical properties
2009/10/16
This study evaluated accuracy of fit, impact strength, types and morphology of fractures of a microwave acrylic resin polymerized with a cycle alternative to that recommended by the manufacturer. Onda...
Assessment of the tensile strength of hexagonal abutments using different cementing agents
Dental implants Zinc oxide-eugenol cement Zinc phosphate cement Glass ionomer cements
2009/10/16
The aim of this study was to assess the uniaxial tensile strength after thermal cycling in replicas of CeraOne®abutments (abutment and coping sets), using four types of cements (n = 10). A zinc ph...
Effect of ultrasonic instrumentation on the bond strength of crowns cemented with zinc phosphate cement to natural teeth. An in vitro study
Zinc phosphate cement Tensile strength Tooth crown Ultrasonic therapy
2009/10/16
Several studies have reported the benefits of sonic and/or ultrasonic instrumentation for root debridement, with most of them focusing on changes in periodontal clinical parameters. The present study ...
Bond strength of a resin cement to dentin using the resin coating technique
Dentin-bonding agents Dentin Shear strength Composite resins
2009/10/16
The aim of this study was to evaluate the bond strength of a resin cement to dentin using different adhesive systems (AS) in the presence or absence of a low-viscosity composite liner (Protect Liner F...