NF-56-EJ40 is primarily used as a high-performance additive in advanced polymer formulations. It enhances thermal stability and mechanical strength in engineering plastics, making it suitable for applications in automotive and aerospace components exposed to extreme temperatures. The chemical improves flame retardancy in electronic enclosures and circuit boards, contributing to safety compliance in consumer electronics. It is also utilized in specialty coatings where resistance to thermal degradation and environmental stress is critical. Its compatibility with high-temperature curing systems allows integration into composite manufacturing processes, particularly in lightweight structural materials.