Modification of tung oil–based polyurethane foam by anhydrides and inorganic content through esterification process

AG Shirke, BZ Dholakiya… - Journal of Applied …, 2018 - Wiley Online Library
In this study, we have reported the synthesis of modified polyol from tung oil. The synthesis
involves three steps: first, conversion of tung oil to hydroxylated tung oil by hydroxylation; …

Performance assessment of rigid polyurethane foam core sandwich panels under blast loading

H Andami, H Toopchi-Nezhad - International Journal of …, 2020 - journals.sagepub.com
The performance of rigid polyurethane foams, as an energy absorbent core of sandwich
panels covered with two exterior steel sheets, was investigated numerically through finite …

Investigation of the specific adhesion between polyurethane foams and thermoplastics to suited material selection in lightweight structures

K Schäfer, S Anders, S Valentin… - … of Elastomers & …, 2018 - journals.sagepub.com
Lightweight construction combines various materials to create resource efficient
components. Thermoplastics (TPs) combined with polyurethane (PUR) foams are …

Finite Element Analysis of Glass/Epoxy Skin and Rigid Foam Core Sandwich Composites–Simulation of Shear Modes and Flexural Modes of Failure

MS Chandra, M Ramya, E Suresh… - Materials Today …, 2017 - Elsevier
The main aim of paper is to conduct finite element analysis of sandwich composites under
different loadings. Sandwich composites of Glass fabric reinforced Epoxy skins and Rigid …

The investigation of physical and mechanical properties of porous anorthite ceramics using statistical analysis

Y Yasmin, MN Mazlee, AH Norzilah… - AIP Conference …, 2016 - pubs.aip.org
In this present study, the porous anorthite ceramics were prepared from white clay and
precipitated calcium carbonate via polymeric foam replication method. The effects of various …

Dynamic response of 3D-printed bi-material structure using drop weight impact test

AR Amin, YT Kao, BL Tai… - International …, 2017 - asmedigitalcollection.asme.org
Additive manufacturing has led to increasing number of applications that require complex
geometries and multiple materials. This paper presented a bi-material structure (BMS) …

Textile-based surface design of thermoplastic composites for microstructural adhesion to polyurethane foams for lightweight structures

K Schäfer, C Göhler, J Tröltzsch, D Nestler… - Composite …, 2019 - Taylor & Francis
In an effort to reduce the mass of components, sandwich design has become well
established above all in the aerospace and the vehicle construction. In these structures …

Prediction of Flexural Behaviour of Rigid Foam Sandwich Composites through Mode 1, Mode 2 and Mixed Mode Failures

E Suresh, K Padmanabhan - Materials Today: Proceedings, 2018 - Elsevier
The mode 1 peel, mode 2 double lap shear and the mixed mode single lap shear specimens
were prepared from sandwich composites fabricated through the vacuum bagging process …

Experimental and numerical investigation into the effect of core density on the energy absorption of sandwich panels with Aluminum face sheets and Polyurethane …

R Khondabi, H Khadarahmi, R Hosseini… - Amirkabir Journal of …, 2019 - mej.aut.ac.ir
Sandwich panels with metallic face-sheets and foam core are of great importance in
aerospace, naval and automotive industries due to high strength to weight ratio and high …

Experimental and numerical investigation on performance of sandwich panels using aluminum faces and polyurethane foam core with variable density against …

R Khondabi, H Khodarahmi, R Hosseini… - Iranian Journal of …, 2020 - jmep.isme.ir
Sandwich panels, due to high strength to weight ratio and energy absorption properties, are
widely used in various fields including aerospace, marine and automotive industries. This …