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Mostrando ítems 31-40 de 1993
Compressive strength of dental composites photo-activated with different light tips
(2013-04-01)
The aim of this study was to evaluate the compressive strength of microhybrid (Filtek™ Z250) and nanofilled (Filtek™ Supreme XT) composite resins photo-activated with two different light guide tips, fiber optic and polymer, ...
Effect of surface treatments on the bond repair strength of resin composite to different artificial teeth
(2018-12-01)
The purpose of this study was investigate the influence of different surface treatments on the shear bond strength of two different type of artificial resin teeth repaired with composite resin. Fifteen (15) artificial teeth ...
In vitro adhesion of Candida glabrata to denture base acrylic resin modified by glow-discharge plasma treatment
(2013-03-01)
This study evaluated the potential of plasma treatments to modify the surface chemistry and hydrophobicity of a denture base acrylic resin to reduce the Candida glabrata adhesion. Specimens (n=54) with smooth surfaces were ...
Analysis of camphorquinone in composite resins as a function of shade
(Elsevier B.V., 2007-10-01)
Objective. To identify and quantify the camphorquinone (CQ) used in different brands of composite resins as a function of the shade analyzed.Materials and methods. Filtek Z250 A3 (FZA3), Filtek Z-250 Incisal (FZI), Pyramid ...
Analysis of camphorquinone in composite resins as a function of shade
(Elsevier B.V., 2007-10-01)
Objective. To identify and quantify the camphorquinone (CQ) used in different brands of composite resins as a function of the shade analyzed.Materials and methods. Filtek Z250 A3 (FZA3), Filtek Z-250 Incisal (FZI), Pyramid ...
In vitro evaluation of multi-walled carbon nanotube reinforced nanofibers composites for dental application
(2019-01-01)
The goal of this study was to evaluate the mechanical properties of an experimental composite resin filled with nylon-6 nanofibers (N6), nylon-6 nanofibers with multi-walled carbon nanotubes (N6-MWCN) or with pre-polymerized ...
Effect of thermocycling on roughness of nanofill, microfill and microhybrid composites
(Informa Healthcare, 2015-04-01)
Objective. This study aimed to investigate the surface roughness of composite resins subjected to thermal cycles procedure. Materials and methods. Two microfill, four microhybrid and four nanofill composites were used. The ...
Effect of different dental composite resins on the polymerization process
(Maik Nauka/interperiodica/springer, 2009-12-01)
Dental composite resins possess good esthetic properties, and are currently among the most popular dental restorative materials. Both organic and inorganic phases might influence the material behavior, the filler particle ...
Microhardness assessment of different commercial brands of resin composites with different degrees of translucence
(Sociedade Brasileira de Pesquisa Odontológica, 2008)
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 day Dentistry. The aim ...
Review of nano-technology applications in resin-based restorative materials
(2021-06-01)
Objective: Nanotechnology has progressed significantly and particles as small as 3 nm are being employed in resin-based restorative materials to improve clinical performance. The goal of this review is to report the progress ...