Prestrained biaxial DMA investigation of viscoelastic nonlinearities in highly filled elastomers

D Jalocha, A Constantinescu, R Nevière - Polymer Testing, 2015 - Elsevier
Highly filled elastomers present strong nonlinear mechanical behavior. This study proposes
a biaxial dynamic mechanical analysis (DMA) experiment to study the prestrain induced …

Synthesis and Solvent Free DLP 3D Printing of Degradable Poly (Allyl Glycidyl Ether Succinate)

MI Segal, AJ Bahnick, NG Judge… - Angewandte …, 2024 - Wiley Online Library
Digital light processing (DLP) printing forms solid constructs from fluidic resins by
photochemically crosslinking polymeric resins with reactive functional groups. DLP is used …

Influence of thermally-accelerated aging on the dynamic mechanical properties of HTPB coating and crosslinking density-modified model for the payne effect

Y Du, J Zheng, G Yu - Polymers, 2020 - mdpi.com
Hydroxyl terminated polybutadiene (HTPB) coating is widely used in a solid rocket motor,
but an aging phenomenon exists during long-term storage, which causes irreversible …

Microstructure and deformation mechanisms of a solid propellant using 1H NMR spectroscopy

A Azoug, A Constantinescu, R Nevière, G Jacob - Fuel, 2015 - Elsevier
Highly-filled elastomers such as solid propellants exhibit a complex nonlinear viscoelastic
behavior. The microstructural origin of this behavior is difficult to ascertain with macroscopic …

Mechanical properties and constitutive model of a composite solid propellant under the synergistic effects of accelerated aging time, pre-strain, and damage growth

J Wang, J Cheng, M Lei, X Hu, L Wen - Mechanics of Materials, 2020 - Elsevier
In this study, a systematic experimental program was conducted to understand the stress−
strain behavior of a composite solid propellant after different accelerated aging times (30 …

Influence of prestrain on mechanical properties of highly-filled elastomers: Measurements and modeling

A Thorin, A Azoug, A Constantinescu - Polymer Testing, 2012 - Elsevier
The influence of prestrain on viscoelastic properties| E∗| and tan δ of four different HTPB
composite propellants was measured using Dynamic Mechanical Analysis (DMA). Nonlinear …

Effects of four isocyanates and four plasticizers on the thermomechanical and tensile properties of hydroxyl‐terminated polybutadiene elastomers and the effect of …

T Seyidoglu, MA Bohn - Journal of Applied Polymer Science, 2021 - Wiley Online Library
The aim of this study is to analyze effect of four different isocyanates and four different
plasticizers in hydroxyl‐terminated polybutadiene (HTPB) based elastomers by quantitative …

Hydrolysis of particleboard bonded with urea-formaldehyde resin for recycling

A Nuryawan, KDS Tambun, I Risnasari, N Masruchin - Heliyon, 2020 - cell.com
In this study, the removal of urea–formaldehyde (UF) resin adhesives from waste wood
particleboards (PBs) via hydrolysis was discussed, particularly the use of this application to …

[HTML][HTML] The effect of reactive plasticizer on viscoelastic and mechanical properties of solid rocket propellants based on different types of HTPB resin

T Kovačević, S Mijatov, J Gržetić, S Cakić… - Defence …, 2024 - Elsevier
Conventional plasticizers deteriorate mechanical and viscoelastic properties of the
propellants due to their migration upon aging and long-term storage, which affects reliability …

Swelling behaviour of cured urea–formaldehyde resin adhesives with different formaldehyde to urea mole ratios

A Nuryawan, AP Singh, BD Park - The Journal of Adhesion, 2015 - Taylor & Francis
As a part of understanding of the network structure of urea–formaldehyde (UF) resin
adhesives, this study examined the swelling behaviour of cured UF resin adhesives with four …