PFAS free alternatives for sustainable applications Sector spec 2026 Chemos

Per- and polyfluoroalkyl substances (PFAS) have long been valued for their chemical stability, hydrophobicity, oleophobicity, and thermal resistance, supporting applications in firefighting foams, textiles, food packaging, medical devices, electronics, and industrial surfactants. However, growing evidence of environmental persistence and health risks has prompted regulatory restrictions and a shift toward PFAS-free alternatives. This review assesses PFAS-free substitutes across key sectors, examining their chemical and functional mechanisms, performance trade-offs, safety profiles, and market readiness. Fluorine-free foams, silicone and hydrocarbon-based textile coatings, biobased and synthetic polymer food packaging, alkyl polyglucosides and silicone surfactants, plant-derived cosmetic emollients, hydrophilic and zwitterionic polymers for medical devices, and PFAS-free photoresists are examined for their efficacy and sustainability potential. To situate these developments within a broader socio-environmental context, a Driving forces – Pressures – State – Impacts – Responses (DPSIR)-based framework is applied to assess sectoral substitution urgency. A comparative ranking indicates very high urgency for firefighting foams and food packaging, high urgency for textiles and industrial surfactants, moderate-high urgency for cosmetics and personal care products, moderate urgency for electronics and semiconductors.