June 2026 | This month, we highlight SP-7-003, a phthalonitrile-functional aromatic building block designed for the development of high-performance phthalonitrile thermosetting systems. The post 4,4′-[1,3-Phenylenebis[(1-methylethylidene)-4,1-phenyleneoxy]]diphthalonitrile appeared first on specific polymers .