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Nanocompósitos de óxido de grafeno e resina epóxi obtidos a partir de transferência de fase: estrutura e propriedades
(Universidade Federal de Minas GeraisBrasilICEX - INSTITUTO DE CIÊNCIAS EXATASPrograma de Pós-Graduação em QuímicaUFMG, 2022-10-25)
Epoxy-based polymers have a wide range of applications in industrial sectors such as oil and gas, automotive and aerospace, and the study of epoxy-based nanocomposites is a strategy to improve their properties. The processing ...
Análise da aderência de barras de aço coladas ao concreto com resina epóxi
(Universidade Tecnológica Federal do ParanáToledoBrasilEngenharia CivilUTFPR, 2019-06-11)
The cost-benefit ratio between the demolition and the reconstruction of a concrete structure runs on a thin line, where normative and mainly practical constructive processes influence the final decisions of designers and ...
Estudo do comportamento reocinético, propriedades de temperatura de transição vitrea e viscosidade de sistemas de resinas epoxi
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação de Mestrado Profissional em Química - PPGQ, 2010-08-20)
In this work, we have developed a study of the impact of two variables (Water and Monohydroyized Epoxy Resin) to Epoxy resin raw material in the behavior of the reactivity and viscosity of a " Epoxy System (Parts A - Resin ...
Role of intrinsic flaws upon flexural behaviour of a thermoplastic modified epoxy resin
(Elsevier, 2003-06)
A bisphenol A-based epoxy resin (DGEBA) was modified with 15 weight percent polysulphone (PSU) and thermally cured using 4-4′diaminodiphenylsulphone (DDS). Starting from a homogeneous DGEBA/DDS/PSU mixture, the system ...
Nanocompósitos de epóxi/nanopartículas de carbonato de cálcio: propriedades termomecânicas e de superfície
(Universidade Federal de Minas GeraisBrasilPrograma de Pós-Graduação em Engenharia QuímicaUFMG, 2019-07-01)
Continuous demand for highly efficient materials encourages innovations on nanotechnology and nanocomposites manufacturing. The addition of calcium carbonate to epoxy resin may reduce production costs and improve the ...
Olive Cellulosic Fibre Based Epoxy Composites: Thermal and Dynamic Mechanical Properties
(2022-01-01)
This study deals with the evaluation of the impact of three different olive tree residues: olive tree small branch (OTS), olive tree big brunch (OTB) and olive tree leaves (OTL) as a filler on thermal properties of olive/epoxy ...
Characterization of cure of carbon/epoxy prepreg used in aerospace field
(2005-07-01)
Carbon/epoxy 8552 prepreg is a thermoplastic toughened high-performance epoxy being used in the manufacture of advanced army material. Understanding the cure behavior of a thermosetting system is essential in the development ...
Damping behavior of hygrothermally conditioned carbon fiber/epoxy laminates
(2007-12-05)
Carbon fiber reinforced polymer composites have been used in wide variety of applications including, aerospace, marine, sporting equipment as well as in the defense sector due to their outstanding properties at low density. ...