Results 41 to 50 of about 5,490 (184)

Polymerization capability of simplified dental adhesives with camphorquinone, phenyl-propanedione and bis-alkyl phosphine photoinitiators

open access: yesBrazilian Journal of Oral Sciences, 2018
Aim: this study aimed to evaluate the degree of conversion (DC) exhibited by novel formulations of dental adhesive systems including camphorquinone (CQ), phenyl-propanedione (PPD), and bis-alkyl phosphine oxide (BAPO) when cured by mono- or polywave ...
Boniek Castillo Dutra Borges   +6 more
doaj   +1 more source

Methacrylate peak determination and selection recommendations using ATR-FTIR to investigate polymerisation of dental methacrylate mixtures.

open access: yesPLoS ONE, 2021
Investigation of polymerisation kinetics using ATR-FTIR systems is common in many dental studies. However, peak selection methods to calculate monomer-polymer conversion can vary, consequently affecting final results.
António H S Delgado, Anne M Young
doaj   +1 more source

Bond strength of adhesives to dentin contaminated with smoker\u27s saliva. [PDF]

open access: yes, 2010
The purpose of this study was to determine the effects of contamination with smoker\u27s and non-smoker\u27s saliva on the bond strength of resin composite to superficial dentin using different adhesive systems.
Dusevish, Vladimir   +6 more
core   +2 more sources

In vitro wear resistance of three types of polymethyl methacrylate denture teeth [PDF]

open access: yes, 2008
The wear resistance of denture teeth is important to the longevity of removable prostheses of edentulous patients. The ability of denture teeth to maintain a stable occlusal relationship over time may be influenced by this property.
BONFANTE, Gerson   +5 more
core   +3 more sources

Viscosity, Degree of Polymerization, Water Uptake, and Water Solubility Studies on Experimental Dichloro-BisGMA-Based Dental Composites

open access: yesApplied Sciences, 2021
The objective of this work was to investigate the advantages of using dichloro bisphenol A-glycidyl methacrylate (dCl-BisGMA) as a potential matrix for dental resin composites. A series of model composites containing 65 wt% resin (urethane dimethacrylate/
Abdel-Basit Al-Odayni   +6 more
doaj   +1 more source

Knoop microhardness and FT-Raman evaluation of composite resins: influence of opacity and photoactivation source [PDF]

open access: yes, 2011
The aim of this study was to evaluate the degree of conversion by Knoop microhardness (KHN) and FT-Raman spectroscopy (FTIR) of one nanofilled (Filtek Supreme-3M-ESPE [FS]) and one microhybrid composite (Charisma-Heraeus-Kulzer [CH]), each with different
ALBINO, Luis Gustavo Barrotte   +3 more
core   +2 more sources

Advancing Dimethacrylate Dental Composites by Synergy of Pre-Polymerized TEGDMA Co-Filler: A Physio-Mechanical Evaluation

open access: yesBiomimetics, 2023
Dental resin composites (DRCs) have gained immense popularity as filling material in direct dental restorations. They are highly valued for their ability to closely resemble natural teeth and withstand harsh oral conditions.
Ali Alrahlah   +6 more
doaj   +1 more source

Flexural strength and microhardness of anterior composites after accelerated aging [PDF]

open access: yes, 2017
This study aimed to evaluate the flexural strength and microhardness of three different anterior composites after 10 000 thermocycles. The mechanical properties of a nano-fill composite (Filtek Ultimate Universal Restorative (FUR) (Enamel)), a nano ...
Demirci, Mustafa   +5 more
core   +1 more source

Durability of solvent-free one-step self-etch adhesive under simulated intrapulpal pressure [PDF]

open access: yes, 2015
Background: There are different solvents presented in simplified adhesives. Bond-1 SF has been developed, which contains neither water nor organic solvents, in order to eliminate technical issues in terms of evaporation of solvents and concerns for the
Nagi, Shaymaa M.
core   +1 more source

Assessment of knowledge, attitude, and practice of faculty and postgraduates toward Bisphenol A (BPA) exposure in dental care

open access: yesJournal of the Pakistan Medical Association
Bisphenol A (BPA) is commonly used in resin-based dental materials and is categorised as an endocrine-disrupting compound. This study aimed to evaluate the knowledge, attitudes, and practice toward the use of BPA among faculty members and postgraduate ...
Sara Mustafa Bagher   +3 more
doaj   +1 more source

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