Foam materials for applications of electromagnetic shielding and microwave absorption

Z Sun, J Yu, C Liu, X Jiang, X Wang - Materials Research Bulletin, 2024 - Elsevier
The widespread implementation of electronic devices and communication technologies has
led to a substantial increase in electromagnetic pollution. Addressing this issue requires the …

Recent Developments in Biobased Foams and Foam Composites for Construction Applications

GC DSouza, H Ng, P Charpentier… - ChemBioEng …, 2024 - Wiley Online Library
A surge of research into renewable foams has yielded an array of high‐performance
polymeric materials, many of which exhibit promising properties for next generation thermal …

Comparing condensed and hydrolysable tannins for mechanical foaming of furanic foams: Synthesis and characterization

J Eckardt, T Sepperer, E Cesprini, P Šket, G Tondi - Molecules, 2023 - mdpi.com
This study examined the potential of hydrolysable tannin in comparison to condensed
tannins for the production of furanic foams. The results indicate that chestnut tannin presents …

Mechanical properties of cellulose and flax fiber unidirectional reinforced plywood

J Jorda, G Kain, MC Barbu, B Köll, A Petutschnigg… - Polymers, 2022 - mdpi.com
This research presents the influence of two different cellulose (hydrophobic pretreated/non-
pretreated) and one flax-fiber unidirectional nonwoven low areal weight fiber reinforcements …

Organosolv lignin from european tree bark: Influence of bark pretreatment

J Grzybek, T Sepperer, A Petutschnigg, T Schnabel - Materials, 2021 - mdpi.com
As lignin is becoming more and more attractive to industry and the circular economy
continues to grow, the utilization of a byproduct that, to date, has been underrated by the …

Tannin-furanic foams used as biomaterial substrates for SERS sensing in possible wastewater filter applications

G Sabathi, A Reyer, N Cefarin… - Materials Research …, 2021 - iopscience.iop.org
Simple substrates for surface enhanced Raman spectroscopy (SERS), producible in a cost-
efficient way, are of growing interest both for scientific and for environmental applications. In …

[HTML][HTML] Fluorine free surface modification of tannin-furanic foams by silylation

T Sepperer, A Petutschnigg, AK Koopmann… - Materials & Design, 2023 - Elsevier
Tannin-furanic foams are a promising and biogenic alternative to oil-based porous
materials. Their hydrophilic character, typically indicated by a contact angle to water of 70° …

[HTML][HTML] Long-term study on the nitrogen retention potential of bark extracts and a polymer based thereof in cattle manure slurry

T Sepperer, A Petutschnigg, K Steiner - Bioresource Technology Reports, 2022 - Elsevier
The addition of tree bark extracts, commercial tannin powder and a tannin-based polymer to
cattle manure was investigated for its influence on the gaseous emission and nitrogen …

Production and characterisation of self-blowing lignin-based foams

TK Fagbemigun, C Mai - European Journal of Wood and Wood Products, 2023 - Springer
Self-blowing lignin-furanic foams were produced using formulations comprising Kraft lignin
and furfuryl alcohol as the major components. Diethyl ether, Tween 85 and sulphuric acid …

Recyclability of tannin-furanic foams

T Sepperer, MC Barbu, EM Tudor, S Fürmann… - Materials Letters, 2023 - Elsevier
Tannin-furanic foams are biogenic, lightweight material comprising of up 95% renewable
resources. Replacing 5 to 30% of the tannin powder in the formulation for new foam with …