Abstract

In recent years, an unprecedented increase in the development of products and technologies to protect the human being has been observed. Now, more than ever, the world population is exposed to several threats, harmful to their well-being and health. Chemical and biological hazardous agents stand out as one of the biggest threats, not only for the military forces, but also for the civilians. Consequently, it’s essential to develop personal protective systems that are able to protect their user, not only passively, but actively, being able to detect, adsorb, degrade and decontaminate pesticides, pollutants, microorganisms and most importantly: chemical/biological warfare agents. One recent strategy for the development of active fibrous structures with improved functions and new properties is their functionalization with nanoparticles (NPs), especially metal oxides. Although their known effectiveness in the decomposition of harmful agents, the NPs could also include other functionalities in the same structure using low quantities of material, without adding extra weight, which is of huge importance for a soldier in the battlefield. The use of natural fibers as the substrate is also very interesting, since this material is a much sustainable alternative when compared to synthetic ones, also providing excellent properties.

Highlights

  • Protection is essential to maintain the safety of professionals that are exposed every day to several dangers, and for the general population [1]

  • The development of personal protective systems, that represent an effective barrier between the user and these noxious agents, which include chemical agents and biological ones is of huge importance, and has become one of the main concerns for governments worldwide [4]

  • The use of CBRN harmful materials has been reported since anci3enoft25Greek a man times, even though their impact was not as relevant as today, due to the knowledge related to this theme

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Summary

Introduction

Protection is essential to maintain the safety of professionals that are exposed every day to several dangers, and for the general population [1]. The disposal of noxious pollutants without proper treatment, especially organophosphorus compounds, can be considered one of the biggest causes of environmental pollution and for the disruption of the society’s well-being [8] This type of compounds can be compared to neurotoxic chemical warfare agents (CWAs) since they inhibit the Acetylcholinesterase (AChE) enzymatic activity. One of the most recent trends in textile industry, that can be one great strategy for the development of advanced protective fibrous structures, is the development of multifunctional products [11] based on their functionalization with nanoparticles (NPs), especially metallic and metal oxide ones Due to their nanoscale and large surface area, the incorporation of NPs into textiles can provide several new functionalities, including the degradation of chemical/biological harmful agents [12]. The functionalization of this type of fibers with NPs is a very interesting and sustainable approach in this area [13]

Personal Protective Equipment
Chemical Warfare Agents
Biological Warfare Agents
Chemical and Biological Protective Textiles
Nanoparticles
Fibrous Structures Functionalized with Nanomaterials
Metal and Metal Oxides
Findings
Carbon Nanomaterials

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