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11 Results Found

  • Article
  • Open Access
15 Citations
5,994 Views
25 Pages

Bio-Based PBT–DLA Copolyester as an Alternative Compatibilizer of PP/PBT Blends

  • Wojciech Ignaczak,
  • Peter Sobolewski and
  • Miroslawa El Fray

29 August 2019

The aim of this work was to assess whether synthesized random copolyester, poly(butylene terephthalate-r-butylene dilinoleate) (PBT–DLA), containing bio-based components, can effectively compatibilize polypropylene/poly(butylene terephthalate)...

  • Article
  • Open Access
10 Citations
3,396 Views
21 Pages

Surface Modification of PP and PBT Nonwoven Membranes for Enhanced Efficiency in Photocatalytic MB Dye Removal and Antibacterial Activity

  • Shahad M. Aldebasi,
  • Haja Tar,
  • Abrar S. Alnafisah,
  • Hanène Salmi-Mani,
  • Noura Kouki,
  • Fahad M. Alminderej and
  • Jacques Lalevée

11 August 2023

In this study, we developed highly efficient nonwoven membranes by modifying the surface of polypropylene (PP) and poly(butylene terephthalate) (PBT) through photo-grafting polymerization. The nonwoven membrane surfaces of PP and PBT were grafted wit...

  • Article
  • Open Access
30 Citations
3,983 Views
16 Pages

Interfacial Polarization in Thermoplastic Basalt Fiber-Reinforced Composites

  • Wojciech Ignaczak,
  • Anne Ladegaard Skov and
  • Miroslawa El Fray

3 July 2020

The aim of this work was to study the interfacial behavior of basalt-fiber-reinforced thermoplastic blends of polypropylene and poly(butylene terephthalate) (PP/PBT). We examined the effect of two compatibilizers and two basalt fiber (BF) sizings: co...

  • Article
  • Open Access
3 Citations
3,623 Views
32 Pages

13 May 2024

Sound and heat insulation are among the most important concerns in modern life and nonwoven composite structures are highly effective in noise reduction and heat insulation. In this study, three layered nonwoven composite structures composed of a rec...

  • Article
  • Open Access
1 Citations
2,103 Views
25 Pages

2 January 2025

Thermal and sound insulation play a vital role in today’s world, and nonwoven composite structures including microfiber layers provide efficient solutions for addressing these demands. In this study, the sound and thermal insulation properties...

  • Article
  • Open Access
71 Citations
9,056 Views
26 Pages

Influence of Flame Retardants on the Melt Dripping Behaviour of Thermoplastic Polymers

  • Melissa Matzen,
  • Baljinder Kandola,
  • Christian Huth and
  • Bernhard Schartel

27 August 2015

Melt flow and dripping of the pyrolysing polymer melt can be both a benefit and a detriment during a fire. In several small-scale fire tests addressing the ignition of a defined specimen with a small ignition source, well-adjusted melt flow and dripp...

  • Article
  • Open Access
17 Citations
5,188 Views
11 Pages

Concrete Reinforced by Hybrid Mix of Short Fibers under Bending

  • Vitalijs Lusis,
  • Krishna Kiran Annamaneni and
  • Andrejs Krasnikovs

25 January 2022

In the present study, the mechanical behavior of Fiber-Reinforced Concrete (FRC) beams was studied under bending until rupture. Each beam was reinforced with a hybrid mix of short fibers randomly distributed in its volume. Concrete beams with three d...

  • Article
  • Open Access
42 Citations
5,119 Views
18 Pages

7 December 2019

The aim of this study is to reveal the influences of carbon nanotube (CNT) and polymer type as well as CNT content on electrical conductivity, Seebeck coefficient (S), and the resulting power factor (PF) and figure of merit (ZT). Different commercial...

  • Article
  • Open Access
21 Citations
3,133 Views
15 Pages

Experimental Study and Modelling on the Structural Response of Fiber Reinforced Concrete Beams

  • Vitalijs Lusis,
  • Krishna Kiran Annamaneni,
  • Olga Kononova,
  • Aleksandrs Korjakins,
  • Inga Lasenko,
  • Rengasamy Kannathasan Karunamoorthy and
  • Andrejs Krasnikovs

22 September 2022

In many structural applications, concretes reinforced with short metal or synthetic fibers (fiber-reinforced concrete (FRC)) have a number of advantages over traditional concretes reinforced with steel rebars reinforcement, such as easier and more ec...

  • Article
  • Open Access
3 Citations
2,223 Views
16 Pages

8 May 2024

Various modifications of standard glass fiber filtration media using electrospun PA66 nanofibers are described. PA66 were selected because they were readily available from commercial sources. Other polymers, such as PP, PET and PBT, could also be use...

  • Article
  • Open Access
16 Citations
4,645 Views
23 Pages

Analysis of Mechanical Property Degradation of Outdoor Weather-Exposed Polymers

  • Sunwoo Kim,
  • Youngmin Lee,
  • Changhwan Kim and
  • Sunwoong Choi

17 January 2022

It is well known that many polymers are prone to outdoor weathering degradation. Therefore, to ensure the safety and integrity of the structural parts and components made from polymers for outdoor use, their weather-affected mechanical behavior needs...