Monitoring the cure state of thermosetting resins by ultrasound

F Lionetto, A Maffezzoli - Materials, 2013 - mdpi.com
The propagation of low intensity ultrasound in a curing resin, acting as a high frequency
oscillatory excitation, has been recently proposed as an ultrasonic dynamic mechanical …

Polymer characterization by ultrasonic wave propagation

F Lionetto, A Maffezzoli - … in Polymer Technology: Journal of the …, 2008 - Wiley Online Library
The propagation of low‐intensity ultrasound in polymers, acting as a high‐frequency
dynamic mechanical deformation, can be successfully used to monitor changes in the …

Ultrasound monitoring of the cure kinetics of an epoxy resin: Identification, frequency and temperature dependence

N Ghodhbani, P Maréchal, H Duflo - Polymer Testing, 2016 - Elsevier
In this paper the monitoring of ultrasonic parameters of a thermosetting resin during an
isothermal curing process is described. The ultrasonic properties are studied within the …

Cure monitoring of epoxy matrices for composites by ultrasonic wave propagation

A Maffezzoli, E Quarta, VAM Luprano… - Journal of Applied …, 1999 - Wiley Online Library
Although ultrasonic wave propagation is a well‐known technique for nondestructive
analysis, it can be also applied for dynamic mechanical characterization (DMA) of polymers …

Assessment and Non-Destructive Evaluation of the Influence of Residual Solvent on a Two-Part Epoxy-Based Adhesive Using Ultrasonics

G Seisdedos, E Viamontes, E Salazar, M Ontiveros… - Applied sciences, 2023 - mdpi.com
Featured Application Non-destructive evaluation of polymer curing using ultrasonics.
Abstract Polymers are increasingly being used in higher demanding applications due to …

Ultrasonic monitoring of the network formation in superabsorbent cellulose based hydrogels

F Lionetto, A Sannino, A Maffezzoli - Polymer, 2005 - Elsevier
Biodegradable hydrogels are finding increasing interest in the academic and industrial field
due to their high swelling capacity and the potential for many novel applications enabled by …

Noncollinear wave mixing for measurement of dynamic processes in polymers: Physical ageing in thermoplastics and epoxy cure

A Demčenko, V Koissin, VA Korneev - Ultrasonics, 2014 - Elsevier
Elastic wave mixing using an immersion method has shown effective monitoring and
scanning capabilities when applied to thermoplastic ageing, epoxy curing, and non …

Effect of nanoparticles on the compressive strength of polymer gels used for enhanced oil recovery (EOR)

BA Suleimanov, EF Veliyev… - Petroleum Science and …, 2015 - Taylor & Francis
The authors present the effect of lightweight metal nanofiller onto compressive strength of
polymer gels used in enhanced oil recovery. A nondestructive method based on ultrasonic …

Combined compression and shear wave ultrasonic measurements on curing adhesive

RJ Freemantle, RE Challis - Measurement Science and …, 1998 - iopscience.iop.org
This paper describes an ultrasonic technique to study the propagation of wide bandwidth
compression and shear wave pulses in a curing adhesive. A temperature controlled water …

Ultrasonic dynamic mechanical analysis of polymers

F Lionetto, F Montagna, A Maffezzoli - Applied Rheology, 2005 - degruyter.com
The propagation of ultrasonic waves in polymers depends on their viscoelastic behaviour
and density, resulting significantly affected by phase transitions occurring with changing …