Results 81 to 90 of about 718,155 (307)

Comportamento de cura de adesivo epoxídico contendo grupo mercaptana avaliado por espectroscopia no infravermelho (MIR/NIR) e calorimetria exploratória diferencial (DSC) Cure behavior of epoxy adhesive containig mercaptan group evaluated by infrared spectroscopy (MIR/NIR) and differential scanning calorimetry (DSC)

open access: yesPolímeros, 2008
No presente trabalho, a flexibilidade de um adesivo epoxídico contendo diglicidiléter de bisfenol A (DGEBA) e dietilenotriamina (DETA) como agente de cura foi modificada pela adição de um segundo componente contendo grupos mercaptana (CAPCURE).
Hilzette P. C. Andrade   +5 more
doaj   +1 more source

Effect of Morphological Changes due to Increasing Carbon Nanoparticles Content on the Quasi-Static Mechanical Response of Epoxy Resin [PDF]

open access: yes, 2018
Mechanical failure in epoxy polymer and composites leads them to commonly be referred to as inherently brittle due to the presence of polymerization-induced microcrack and microvoids, which are barriers to high-performance applications, e.g., in ...
Thakur, V. K., Yazdani Nezhad, H.
core   +2 more sources

Preparation and Characterization of Epoxy Resin Filled with Ti3C2Tx MXene Nanosheets with Excellent Electric Conductivity

open access: yesNanomaterials, 2020
MXene represents new kinds of two-dimensional material transition metal carbides and/or carbonitrides, which have attracted much attention in various applications including electrochemical storage devices, catalysts, and polymer composite.
Ailing Feng   +5 more
semanticscholar   +1 more source

The Effect of POSS Type on the Shape Memory Properties of Epoxy-Based Nanocomposites

open access: yesMolecules, 2020
Thermally activated shape memory polymers (SMPs) can memorize a temporary shape at low temperature and return to their permanent shape at higher temperature. These materials can be used for light and compact space deployment mechanisms.
Avraham I. Bram   +4 more
doaj   +1 more source

Epoxy-resin patterns speed shell-molding of aluminum parts [PDF]

open access: yes, 1965
Half patterns cast from commercial epoxy resin containing aluminum powder are used for shell-molding of aluminum parts. The half patterns are cast in plastic molds of the original wooden pattern.

core   +1 more source

Efficient routes to epimerically-pure side-chain derivatives of lanosterol [PDF]

open access: yes, 2004
A technically simple route is described to individual epimers of side-chain derivatives of lanosterol (3-hydroxy-5-lanosta-8,24-diene). Epimerically pure 24,25-epoxy-, 24,25-dihydroxy- and 24-bromo-25-hydroxy-lanosterol have been prepared in good yield ...
Kavtaradze, Levan K.   +2 more
core   +2 more sources

Thermally Conductive and Insulating Epoxy Composites by Synchronously Incorporating Si-sol Functionalized Glass Fibers and Boron Nitride Fillers

open access: yesChinese Journal of Polymer Science, 2020
Glass fibers (GFs)/epoxy laminated composites always present weak interlaminar shear strength (ILSS) and low cross-plane thermal conductivity coefficient (λ ⊥ ).
Ruihan Zhang   +6 more
semanticscholar   +1 more source

Epoxy – the hub for the most versatile polymer with exceptional combination of superlative features [PDF]

open access: yes, 2014
Epoxy resins and epoxy based materials have experienced significant advancement since their beginning in 1936, when Dr. Castan of Switzerland and Dr. Greenlee of USA succeeded in synthesizing the very first bisphenol-A-based epoxy resins.
Inam, Fawad
core   +1 more source

Properties of Abaca/Epoxy Composites Modified by Activated Carbon Particles for Orthosis Application

open access: yesBioResources, 2023
Abaca fiber (AF), epoxy (EP), and activated carbon particle (ACPs) incorporated composites have been previously studied to improve their mechanical properties. A study on integrating AF and ACPs to reinforce EP has not been done for comparison.
Harini Sosiati   +5 more
doaj  

Ultrasonic Characterization of Epoxy Composites Reinforced by Glass Powder

open access: yesJournal of Engineering and Sustainable Development, 2013
The aim of this work is to find relationships between the selected parameters of an ultrasonic waves and the glass powder content in an epoxy composites . Epoxy composites materials with 10% , 20% , 30% , 40% , 50% and 60% glass powder volume fraction
Awad Hallosh Khidhir   +2 more
doaj  

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