Results 31 to 40 of about 695,264 (389)

Toughened high performance epoxy resin system for aerospace applications

open access: yesScience and Engineering of Composite Materials, 2011
The present study describes the results of a detailed investigation of the fracture toughness and fatigue crack growth behaviour of epoxy resins used for aeronautic applications. More specifically, the influence of incorporating thermoplastic or triblock
Fischer Frank   +3 more
doaj   +1 more source

Life cycle assessment of nanocellulose-reinforced advanced fibre composites [PDF]

open access: yes, 2015
The research and development of nanocellulose-reinforced polymer composites have dramatically increased in the recent years due to the possibility of exploiting the high tensile stiffness and strength of nanocellulose.
Evangelisti, S   +3 more
core   +1 more source

Paramagnetic epoxy resin

open access: yesExpress Polymer Letters, 2017
This work illustrates that macrocycles can be used as crosslinking agents for curing epoxy resins, provided that they have appropriate organic functionalities. As macrocycles can complex metal ions in their structure, this curing reaction allows for the introduction of that metal ion into the resin network.
Vázquez Barreiro, Eva Carolina   +5 more
openaire   +4 more sources

Thermal Protection Performance of Phase Changing Material Based on Polyethylene Glycol [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2012
Phase change materials (PCM) are substances with a high heat of fusion which, through melting and solidifying at certain temperatures, are capable to store or release a large amount of energy.
Leila Sadat Ahmadi   +2 more
doaj   +1 more source

Non-invasive surface potential measurement of surface flashover

open access: yes电力工程技术, 2022
Surface flashover is an important accident threating the safe operation of gas-insulated switchgear (GIS). Non-invasive surface potential measurement for flashover test device with finger-shape electrodes is proposed,and the feasibility of this device is
FAN Lu, GENG Yiwen, WANG Yalin, YIN Yi
doaj   +1 more source

Influence of the temperature on the dielectric properties of epoxy resins [PDF]

open access: yes, 2010
Electrical degradation processes in epoxy resins, such as electrical treeing, were found to be dependent on the temperature at which the experiments were carried out.
Chalashkanov, N. M.   +3 more
core   +1 more source

Fabrication, mechanical, thermal, and electrical characterization of epoxy/silica composites for high-voltage insulation

open access: yesScience and Engineering of Composite Materials, 2018
For improved performance of epoxy, its composites were studied for high-voltage insulation. Epoxy composites may offer several advantages over neat epoxy and ceramic materials.
Amin Muhammad   +2 more
doaj   +1 more source

Glass fiber hybrid composites molded by RTM using a dispersion of carbon nanotubes/clay in epoxy [PDF]

open access: yesMaterials Research, 2013
Nanocomposites based on epoxy and a mixture of clays and multi-walled carbon nanotubes (MWCNT) were produced by casting, and also molded by RTM using glass fibers as reinforcement, yielding a hybrid multi-scale micro/nanocomposite material.
Tarcísio S. Sene   +5 more
doaj   +1 more source

Influence of Sand Size on Mechanical Properties of Fiber Reinforced Polymer Concrete

open access: yesOpen Engineering, 2019
The deterioration of concrete in places exposed to sulphate salts, chlorides and groundwater movement is a major problem. In this research, polymer concrete was produced by testing four mixtures using different sizes of aggregates with epoxy adhesive and
Mahdi Zainab H.   +3 more
doaj   +1 more source

Fatigue life extension of epoxy materials using ultrafast epoxy-SbF5 healing system introduced by manual infiltration

open access: yeseXPRESS Polymer Letters, 2015
The present paper is devoted to the verification of the capability of epoxy-SbF5 system as a healing chemistry for rapidly retarding and/or arresting fatigue cracks in epoxy materials at room temperature.
X. J. Ye   +6 more
doaj   +1 more source

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