Results 21 to 30 of about 2,085,161 (384)

Multi-objective optimization of carbon/glass hybrid composites with newly developed resin (NDR) using gray relational analysis [PDF]

open access: yes, 2020
Purpose: It is seen that little amount of work on optimization of mechanical properties taking into consideration the combined effect of design variables such as stacking angle, stacking sequence, different resins and thickness of composite laminates has
Bhalerao, Yogesh J.   +1 more
core   +1 more source

Effect of dental bleaching on the microhardness and surface roughness of sealed composite resins

open access: yesRestorative Dentistry & Endodontics, 2020
Objectives The aim of this in vitro study was to evaluate the microhardness and surface roughness of composite resins before and after tooth bleaching procedures. Materials and Methods Sixty specimens were prepared of each composite resin (Filtek Supreme
R. A. Fernandes   +4 more
semanticscholar   +1 more source

Surface roughness comparison of methacrylate and silorane-based composite resins after 40% hydrogen peroxide application

open access: yesPadjadjaran Journal of Dentistry, 2012
The change of the tooth colour could be restored with bleaching. The tooth bleaching will affects the surface roughness of the composite resins. Recently, the material basis for composite resins has developed, among others are methacrylate-based and ...
Rori Sasmita   +2 more
doaj   +1 more source

THE EFFECT OF 0.12% CHLORHEXIDINE DIGLUCONATE AND 0.1% CHLORINE DIOXIDE ON DISCOLORATION OF NANOFILLED COMPOSITE RESIN

open access: yesJurnal Kedokteran Diponegoro, 2021
ABSTRAK   Background: Composite resins are able to generate the color of dental restorative materials based on the original teeth's color. Nanofilled composite resins have compressive strength, good polishing, and color stability compared to other types
Shabika Shabika   +3 more
doaj   +1 more source

Does the Addition of Zinc Oxide Nanoparticles Improve the Antibacterial Properties of Direct Dental Composite Resins? A Systematic Review

open access: yesMaterials, 2020
A promising approach to improve the poor antibacterial properties of dental composite resins has been the addition of metal oxide nanoparticles into the resin matrix.
Divya Arun   +5 more
semanticscholar   +1 more source

Influence of Varying Dentin and Enamel Layer Thicknesses of Nano-composite Resins on Color Match between Lithium Disilicate Dental Ceramic and Composite Resins

open access: yesFrontiers in Dentistry, 2021
Objectives: The aim of this study was to evaluate the influence of varying dentin and enamel layer thicknesses of two nano-composite resins on color match of composite resins and lithium disilicate dental ceramic.
Elmira Saati Khosroshahi   +4 more
doaj   +1 more source

Color stability of self-adhering composite resins in different solutions.

open access: yesDental and Medical Problems, 2020
BACKGROUND The success of composite resin restorations depends to a great extent on their color stability. However, discoloration is still a problem in composite resin restorations.
S. Valizadeh   +3 more
semanticscholar   +1 more source

Volumetric polymerization shrinkage of contemporary composite resins

open access: yesJournal of Applied Oral Science, 2007
The polymerization shrinkage of composite resins may affect negatively the clinical outcome of the restoration. Extensive research has been carried out to develop new formulations of composite resins in order to provide good handling characteristics and ...
Halim Nagem Filho   +5 more
doaj   +1 more source

Development of polymer network of phenolic and epoxies resins mixed with linseed oil: pilot study [PDF]

open access: yes, 2010
Epoxy resin was mixed with phenolic resins in different percentages by weight. Composite 40/60 means the proportion by weight of epoxy resin is 40 percent. It was found that only composites 50/50 and 40/60 could be cured in ambient conditions. Dynamic
Cardona, F.   +3 more
core   +2 more sources

The reparability of contemporary composite resins [PDF]

open access: yesEuropean Journal of Dentistry, 2014
ABSTRACT Objective: The objective was to investigate the way that various surface treatments could influence the bond strength of the repair of methacrylate (MC) and silorane (SIL) composites. Materials and Methods: A total of 160 MC and SIL cylindrical specimens were polymerized and aged in artificial saliva solution for 7 days. Depending on
P. Dionysopoulos   +4 more
openaire   +3 more sources

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