Intrinsic flame retardancy and enhanced properties of vinyl ester resins grafted with diphenylphosphine oxide via various diisocyanates

Key Points

• Grafting diphenylphosphine oxide onto vinyl ester resins improves flame retardancy significantly.
• The study highlights up to a 40% increase in thermal stability and reduced flammability.
• Assessment using various diisocyanates demonstrates a reliable enhancement in mechanical properties.
• These findings suggest potential for developing safer polymer materials in various applications.