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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Kozera, Rafał
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (22/22 displayed)
- 2022Biocomposites Based on Polyamide 11/Diatoms with Different Sized Frustulescitations
- 2020Characterization of thermoplastic nonwovens of copolyamide hot melt adhesives filled with carbon nanotubes produced by melt-blowing methodcitations
- 2020Effect of the areal weight of CNT-doped veils on CFRP electrical propertiescitations
- 2019Carbon Fiber Reinforced Polymers modified with thermoplastic nonwovens containing multi-walled carbon nanotubescitations
- 2018Nonwovens fabrics with carbon nanotubes used as a interleaves in CFRP
- 2018Application of electroless deposition for surface modification of the multiwall carbon nanotubescitations
- 2018Nonwoven fabrics with carbon nanotubes used as interleaves in CFRPcitations
- 2017Relationship between processing and electrical properties in SEBS/CNT nanocompositescitations
- 2017Effect of Carbon Nanotubes Deposition with Metallic Coatings on Electrical Conductivity of Epoxy Based Nanocomposites
- 2017Charpy impact tests of epoxy matrix filled with poly(urea-formaldehyde) microcapsules for self-healing applications. (Badania udarności kompozytów o osnowie epoksydowej zawierającej mikrokapsułki mocznikowo-formaldehydowe do zastosowań w materiałach samo naprawialnych)
- 2017Effect of functionalized carbon nanotubes on properties of hot melt copolyamide. (Wpływ funkcjonalizowanych nanorurek węglowych na właściwości termotopliwego kopoliamidu)
- 2016High temperature interaction between molten AlSr10 alloy and glass-like carbon substrate
- 2016Effect of HNT on the microstructure, thermal and mechanical properties of Al/FA-CS-HNT composites produced by GPI
- 2015Quantitative Image Analysis of Ni-P Coatings Deposited on Carbon Fiberscitations
- 2015Preparation and characterization of CVD-TiN-coated carbon fibers for applications in metal matrix composites
- 2014Manufacturing and characterization of thermoplastic nanocomposite fibers with carbon nanotubes
- 2014Textile reinforced carbon fibre/aluminium matrix composites for lightweight applications
- 2014Electroless deposition of Ni-P/nano SiO2 composite coatings on PET and carbon fibre substrates
- 2013Polymer-based nanocomposite fibers as a precursor for non-woven fabrics
- 2011Effect of electroless metallization parameters of carbon fibres on Ni-P coatings
- 2011Catalytic activation of carbon fibres in electroless process of fabrication of metallized carbon fabrics
- 2010Rola parametrów bezprądowej metalizacji w procesie wytwarzania pre-kompozytu Ni-P/włókna węglowe
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article
Charpy impact tests of epoxy matrix filled with poly(urea-formaldehyde) microcapsules for self-healing applications. (Badania udarności kompozytów o osnowie epoksydowej zawierającej mikrokapsułki mocznikowo-formaldehydowe do zastosowań w materiałach samo naprawialnych)
Abstract
Smart self-healing epoxides have attracted immense interest in the industry due to their capability to prevent crack propagation and increase material service life. Self-healing can be achieved via a number of approaches, where microcapsulebased systems are deemed to be the closest to market implementation. The work presented here demonstrates the effect of polymeric microcapsules made of poly(urea-formaldehyde) on the Charpy impact resistance of a standard epoxy matrix. Poly(urea-formaldehyde) microcapsules containing epoxy resin (EPIDIAN 52) and organic solvent (Ethyl phenylacetate) were prepared using in-situ polymerisation in an oil-in-water emulsion as described in the literature. The Charpy impact tests were performed on specimens made of neat epoxy resin (EPIDIAN 52) - amine hardener (Z1) as well as for the epoxy filled with microcapsules with 1, 2.5, 5, 10 and 25 wt.%. The test results have shown that the presence of brittle and spherical additives has a detrimental effect on the mechanical properties of the polymer, resulting in a maximum 80% reduction in impast strength for the samples with the highest content of microcapsules. In addition, the fracture surfaces of the impacted specimens were investigated using a Scanning Electron Microscope (SEM). Significant differences were observed between the reference samples and those containing microcapsules, particularly when the microcapsule weight fraction is high.