Modelling of environmental ageing of polymers and polymer composites—durability prediction methods

O Starkova, AI Gagani, CW Karl, IBCM Rocha… - Polymers, 2022 - mdpi.com
Polymers and polymer composites are negatively impacted by environmental ageing,
reducing their service lifetimes. The uncertainty of the material interaction with the …

Modelling of environmental ageing of polymers and polymer composites—modular and multiscale methods

AE Krauklis, CW Karl, IBCM Rocha, J Burlakovs… - Polymers, 2022 - mdpi.com
Service lifetimes of polymers and polymer composites are impacted by environmental
ageing. The validation of new composites and their environmental durability involves costly …

[HTML][HTML] Reversible and irreversible effects on the epoxy GFRP fiber-matrix interphase due to hydrothermal aging

AE Krauklis, O Starkova, D Gibhardt, G Kalinka… - Composites Part C …, 2023 - Elsevier
Abstract Epoxy R-Glass Fiber-Reinforced Polymer (GFRP) composite plates were
hydrothermally aged at 60° C for 23, 75, and 133 days. The water content reached 0.97 wt …

Water absorption and hydrothermal ageing of epoxy adhesives reinforced with amino-functionalized graphene oxide nanoparticles

O Starkova, S Gaidukovs, O Platnieks… - Polymer Degradation …, 2021 - Elsevier
The study is focused on quantitative characterization of water absorption and hydrothermal
ageing effects in a room-temperature amine cured epoxy adhesive widely used in …

Evaluating energy efficiency and environmental sustainability in fiberglass prefabricated modular structures

R Al-Sammar, E Aleisa - Energy, 2024 - Elsevier
Fiberglass (FG) modular buildings are gaining increasing attention in the construction
industry due to their adaptability, and potential for cost and time savings. This study …

[HTML][HTML] Time, temperature and water aging failure envelope of thermoset polymers

D Gibhardt, AE Krauklis, A Doblies, A Gagani… - Polymer testing, 2023 - Elsevier
Epoxies and epoxy-based fiber reinforced polymers (FRP) are significantly affected by
environmental impacts during their service life. Exposures to water, humidity, temperature …

New insights into the synergistic influence of voids and interphase characteristics on effective properties of unidirectional composites

K Wang, Y Lu, Y Rao, N Wei, J Ban, Y Peng, S Yao… - Composite …, 2021 - Elsevier
Micro-voids are common imperfections generated during manufacturing or prolonged
service of composites. The present paper emphasizes on the effect of not only matrix-pores …

Effects of hygrothermal ageing on the interphase, fatigue, and mechanical properties of glass fibre reinforced epoxy

D Gibhardt, A Doblies, L Meyer, B Fiedler - Fibers, 2019 - mdpi.com
Reliability and cost-effectiveness represent major challenges for the ongoing success of
composites used in maritime applications. The development of large, load-bearing, and …

[HTML][HTML] Investigation on moisture absorption behavior on GFRP and neat epoxy systems in hygrothermal salt fog aging

GAS da Silva, JRM d'Almeida, DCT Cardoso - Composites Part B …, 2024 - Elsevier
This work investigates the moisture absorption behavior in epoxy matrix composites
reinforced with glass fibers, used in repairs of offshore topside metal pipelines exposed to …

Influence of environmental parameters and fiber orientation on dissolution kinetics of glass fibers in polymer composites

AE Krauklis, HA Aouissi, S Bencedira… - Journal of Composites …, 2022 - mdpi.com
Glass fibers slowly dissolve and age when exposed to water molecules. This phenomenon
also occurs when glass fibers are inside fiber-reinforced composites protected by the matrix …