Results 21 to 30 of about 123,760 (314)

Comparative Evaluation of Cavosurface Marginal Integrity by Assessing Microleakage Scores of Three Different Composites using a Universal Adhesive in Self Etch and Selective Etch Modes- A Stereomicroscopic Study [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2021
Introduction: Composite resins are currently the most popular restorative materials due to their superior esthetics, strong mechanical properties and high resistance to dissolution.
Archie Khera, Arvind Shenoy
doaj   +1 more source

Introduction to rapidly cured epoxy resins and composites

open access: yes, 2023
A key challenge for expanding applications of additive manufacturing, particularly three-dimensional printing, to meet the growing demand for thermosetting polymer and composite products is the long curing time.
Peerzada, Mazhar   +4 more
core   +1 more source

Properties of electrical tree resistance of silicone‐modified epoxy resin matrix composites

open access: yesIET Science, Measurement & Technology, 2023
In order to improve the electrical tree resistance of epoxy resin, composites were prepared using dihydroxydiphenylsilane and a novel silicone modifier modified epoxy resin and micron silica, and the composites were subjected to accelerated thermal aging
Yongqiang Wang   +3 more
doaj   +1 more source

Effects of interaction between filler and resin on the glass transition and dielectric properties of epoxy resin nanocomposites

open access: yesIET Nanodielectrics, 2019
Polymer nanocomposites are known to exhibit superior insulation performance. As a reason for this, interactions at the filler/polymer interfaces are widely believed.
Keigo Mori   +6 more
doaj   +1 more source

A spectroscopic analysis of carbons derived from heat treated phenolic-resins

open access: yes, 1995
The aim of this study is to determine the degree to which the aromaticity of carbons produced from heat-treated (to 1000°C) acid-catalysed phenolic resins is altered when the resin precursors are combined with furfuryl-alcohol, paraformaldehyde and ...
Hurley, Colin A (15929756)
core   +1 more source

Maxillofacial prosthetic materials

open access: yesThe Journal of Indian Prosthodontic Society, 2009
Acquired and congenital defects of the face create an unfortunate condition for an individual. For the individual to lead a comfortable life requires facial rehabilitation, thus a reassessment of materials used in the field of maxillofacial prosthesis ...
S K Khindria   +2 more
doaj   +1 more source

An Insight to the Composition of Pre-Hispanic Mayan Funerary Pigments by 1H-NMR Analysis

open access: yesMolecules, 2021
The funerary rites of particular members of the pre-Hispanic Mayan society included the pigmentation of the corpse with a red color. In order to understand this ritual, it is first necessary to identify the constituents of the pigment mixture and then ...
Kadwin J. Pérez-López   +4 more
doaj   +1 more source

Unlocking the application potential of superabsorbent polymers in landfill leachate treatment

open access: yesPolymer Testing
The leachate generation is an inevitable consequence of landfill disposal, and thus it is critically important to acquire effective approach to preventing contamination of the underlying soils and groundwater aquifers. Currently, there is no consensus on
Wuxiang Feng   +4 more
doaj   +1 more source

Development of functional resins with kafirin obtained with a food-compatible method for application in the baking industry

open access: yesCyTA - Journal of Food, 2022
The evaluation of different methods for kafirin extraction was made to obtain techno-functional concentrates from two sorghum cultivars. The concentrates were rheologically evaluated in a “dough-like” resin system to assess their potential as a gluten ...
Rosa S. Espiricueta-Candelaria   +3 more
doaj   +1 more source

Novel phenolic resins with improved mechanical and toughness properties

open access: yes, 2011
Novel phenolic type of thermoset resins were synthesized, and their mechanical and toughness properties were evaluated. Phenol Formaldehyde (PF) phenolic resins were modified to broaden their applications for modern composite structures.
Cardona, F   +8 more
core   +1 more source

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