Results 21 to 30 of about 3,771 (188)

Discrepancies in degree of conversion measurements by FTIR

open access: yesBrazilian Oral Research, 2014
The purpose of this study was to evaluate the influence of the internal standard peak on the measured degree of conversion (DC) for methacrylate-based resins analyzed by Fourier-transform infrared spectroscopy (FTIR).
Fabrício Mezzomo Collares   +3 more
doaj   +1 more source

Development of Novel Antimicrobial Dental Composite Resin with Nano Cerium Oxide Fillers

open access: yesInternational Journal of Biomaterials, 2022
Objectives. To assess the antibacterial efficacy of experimental dental composite resin with cerium oxide nanoparticles as fillers. Methods. The cerium oxide nanoparticles were prepared by the coprecipitation procedure.
Eldho Jijy Varghese   +2 more
doaj   +1 more source

Dual-cured thermosets from glycydil methacrylate obtained by epoxy-amine reaction and methacrylate homopolymerization [PDF]

open access: yes, 2021
Dual-curing is a processing technology based in the combination of two polymerization processes and the proper selection of the formulation. This methodology allows the preparation of intermediate materials with tailored characteristics, which can be ...
Roig, Adrià   +3 more
core   +1 more source

Optimal resin monomer ratios for light-cured dental resins

open access: yesHeliyon, 2022
Monomer ratios play a crucial role on the performances of dental resins, the optimal monomer ratios for dental resins are determined by combining the degree of conversion (DC), rate of polymerization (Rp), and mechanical properties, based on commonly ...
Weideng Li   +3 more
doaj   +1 more source

Is a Single Rinse Effective on Evacuating the Residual Monomers After Orthodontic Bonding? An In Vivo Study

open access: yesBezmiâlem Science, 2021
Objective:Orthodontic adhesives are known to release potentially harmful bio-chemicals such as Bisphenol A, a derivative from Bisphenol-A-Glycidyl-Methacrylate (Bis-GMA).
Erhan GÖRÜKMEZ   +2 more
doaj   +1 more source

Influence of BPA exposure, measured in saliva, on childhood weight

open access: yesFrontiers in Endocrinology, 2022
IntroductionEndocrine disruptors such as bisphenol A (BPA), BPA glycidyl methacrylate, and other BPA acrylate–based derivatives have been related to type 2 diabetes, the metabolic syndrome, and obesity, among other metabolic disorders.
Leticia Heras-González   +5 more
doaj   +1 more source

The polymerization efficiency of a bulk-fill composite based on matrix-modification technology [PDF]

open access: yesRestorative Dentistry & Endodontics, 2020
ObjectivesTo evaluate the polymerization efficiency of a matrix-modified bulk-fill composite, and compare it to a conventional composite which has a similar filler system.
Tarek M. Elshazly   +4 more
doaj   +1 more source

Immediate Hypersensitivity Reaction to Composite Restorations

open access: yesNigerian Dental Journal, 2020
Restorative materials used in dentistry are constantly exposed to salivary components like enzymes that have a high impact on the degradation of  these materials and subsequent leaching of some of their constituents which may be harmful to the oral ...
O.H. Oderinu, O.E. Makinde
doaj   +1 more source

Dysfunctional Uterine Bleeding Following Treatment with Bisphenol-A Glycidyl Methacrylate (BisGMA) Dental Resins

open access: yesJournal of Trauma & Treatment, 2017
Objective: Bisphenol-A (BPA) is a xenoestrogen used in many consumer products. Here we present a case of dysfunctional uterine bleeding after exposure to dental sealant containing BPA. Design: Case Report Setting: Academic Medical Center Intervention: Dysfunctional uterine bleeding was diagnosed, and no therapy was initiated.
Tamir S Aldad   +3 more
openaire   +1 more source

Studies on Miscibility of a Copolyester of Bisphenol-A with Terephthalic and Isophthalic Acids and Poly(methyl methacrylate) Blends in Dilute Solution

open access: yes, 2021
The miscibility behavior of the blends of a copolyester of bisphenol-A with terephthalic and isophthalic acids in equal ratio and poly(methyl methacrylate) was studied by different experimental techniques.
ÇAKAR, Fatih   +2 more
core   +1 more source

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