June 2025 Perstorp launched a synthetic fluids portfolio comprising Synthetic-EF 5, Synthetic-EF 15, and Synthetic-EF 22 saturated synthetic polyol esters for high-performance lubricant applications, expanding its downstream polyol-based specialty chemicals portfolio. June 2025: Perstorp launched a synthetic fluids portfolio comprising Synthetic-EF 5, Synthetic-EF 15, and Synthetic-EF 22 saturated synthetic polyol esters for high-performance lubricant applications, expanding its downstream polyol-based specialty chemicals portfolio.