Results 51 to 60 of about 5,490 (184)

Polymer blends: the PC-PBT case [PDF]

open access: yes, 2006
An example of commercially important binary polymer blends is that of PC–PBT composites. The current knowledge of the physical, mechanical and chemical properties of these blends is reviewed and updated in the light of interpretations based on Lewis acid–
Guthrie, J., Santos, José M.R.C.A.
core   +1 more source

Bisgma stimulates prostaglandin E2 production in macrophages via cyclooxygenase-2, cytosolic phospholipase A2, and mitogen-activated protein kinases family. [PDF]

open access: yesPLoS ONE, 2013
BACKGROUND: Bisphenol A-glycidyl-methacrylate (BisGMA) employs as a monomer in dental resins. The leakage of BisGMA from composite resins into the peripheral environment can result in inflammation via macrophage activation.
Yu-Hsiang Kuan   +4 more
doaj   +1 more source

Microhardness assessment of different commercial brands of resin composites with different degrees of translucence [PDF]

open access: yes, 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 of this study was to assess the
AGRA, Carlos Martins   +3 more
core   +3 more sources

Real‐Time Kinetic Monitoring of Dental Composite Photopolymerization by Photo‐DSC

open access: yesJournal of Applied Polymer Science, EarlyView.
Real time photo‐DSC was used to investigate polymerization kinetics of Bis‐GMA/TEGDMA dental composites. The study thoroughly examines how photo‐initiator type, concentration, silica filler content, and moisture affect conversion and curing rate. Results highlight optimal initiator systems, filler effects, and moisture tolerance, providing valuable ...
R. Latoui   +5 more
wiley   +1 more source

Mineral deposition promoted by resin-based sealants with different calcium phosphate additions [PDF]

open access: yesBrazilian Oral Research, 2019
The aim of this study was to evaluate the influence of different calcium phosphates (CaPs) on the physical, biological, and remineralizing properties of experimental resin-based sealants (RBSs).
Fabio Rocha BOHNS   +4 more
doaj   +1 more source

3D Surface Profile and Color Stability of Tooth Colored Filling Materials after Bleaching [PDF]

open access: yes, 2015
This study aims to evaluate the effects of vital tooth bleaching with carbamide peroxide home bleaching and in-office bleaching on the color stability and 3D surface profile of dental restorative filling materials.Thirty discs
Alam, Mohammad Khursheed   +4 more
core   +4 more sources

In Vitro Evaluation of Novel Calcium Silicate‐Based and Resin‐Modified Calcium Silicate Materials: Cytocompatibility and Mineralization Potential on Human Dental Pulp Stem Cells for Pulp Repair

open access: yesMicroscopy Research and Technique, EarlyView.
This study demonstrates that Biodentine XP exhibits superior cytocompatibility, promotes odontogenic differentiation, and enhances mineralization in human dental pulp stem cells, supporting its use in regenerative endodontics. Resin‐modified materials showed lower bioactivity, highlighting the importance of material composition in pulp therapy outcomes.
Francisco Javier Rodríguez‐Lozano   +5 more
wiley   +1 more source

Examination of mechanical properties of acrilyc composite materials with different AL2O3 reinforcement by brazil test [PDF]

open access: yesTehnika, 2019
Composite materials based on UV-curing acrylates and various alumina-based reinforcements represent material that is suitable for the use in dentistry, but also in other areas.
Vuksanović Marija M.   +6 more
doaj  

Novel CaF2 Nanocomposites with Antibacterial Function and Fluoride and Calcium Ion Release to Inhibit Oral Biofilm and Protect Teeth

open access: yesJournal of Functional Biomaterials, 2020
(1) Background: The objective of this study was to develop a novel dental nanocomposite containing dimethylaminohexadecyl methacrylate (DMAHDM), 2-methacryloyloxyethyl phosphorylcholine (MPC), and nanoparticles of calcium fluoride (nCaF2) for preventing ...
Heba Mitwalli   +6 more
doaj   +1 more source

Fabrication of Novel Pre-Polymerized BisGMA/Silica Nanocomposites: Physio-Mechanical Considerations

open access: yesJournal of Functional Biomaterials, 2023
Resin composite mimics tooth tissues both in structure and properties, and thus, they can withstand high biting force and the harsh environmental conditions of the mouth.
Ali Alrahlah   +7 more
doaj   +1 more source

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