Polymeric composite materials for radiation shielding: a review

Area of Science:

• Materials Science
• Nuclear Engineering
• Polymer Chemistry

Background:

• Increasing use of radioactive elements leads to greater radioactive pollution.
• Need for advanced, lightweight, and flexible materials for radiation protection is critical.
• Polymers offer desirable mechanical, electrical, thermal, and multifunctional properties for shielding applications.

Purpose of the Study:

• To review the synthesis of polymer materials specifically designed for radiation protection.
• To focus on the crucial role of nanofillers in enhancing shielding effectiveness.
• To explore the potential of polymer composites for absorbing fast neutrons and their recyclability.

Main Methods:

• Literature review focusing on polymer synthesis for radiation shielding.
• Analysis of the impact of various nanofillers on material properties.
• Evaluation of neutron absorption characteristics of polymeric composites.
• Investigation into the recycling processes for polymer-based radiation shielding materials.

Main Results:

• Polymer composites incorporating high atomic number nanofillers demonstrate promising radiation shielding capabilities.
• These materials offer a combination of low weight, flexibility, and good processability.
• Effectiveness of polymeric materials in absorbing fast neutrons is discussed.
• Recycling of polymers into advanced composites for radiation protection is feasible.

Conclusions:

• Polymer composites represent a viable and advanced solution for radiation protection.
• Nanofillers play a key role in optimizing the shielding performance of these materials.
• The development and recycling of these composites contribute to safety and sustainability in environments with radioactive elements.