Polyarylsulfone (PAS) Market Size, Share, Growth, Trends, and Global Industry Analysis: By Type (Polysulfone, Polyethersulfone, Polyphenylsulfone, Others), By End-User (Automotive, Aerospace, Medical & Healthcare, Electrical & Electronics, Food & Beverages) and Region 2020-2031

Polyarylsulfone (PAS) Market size was valued at US$ 1,785.6 million in 2024 and is expected to reach US$ 2,756.6 million by 2031, growing at a significant CAGR of 6.4% from 2025-2031. Moreover, the U.S. Polyarylsulfone (PAS) Market is projected to grow significantly, reaching an estimated value of US$ 860.1 Million by 2031. The market is involved in the production, distribution, and application of polyarylsulfone-based polymers, which are high-performance thermoplastics known for their exceptional thermal stability, chemical resistance, and mechanical strength. Polyarylsulfones include polyethersulfone (PES), polysulfone (PSU), and polyphenylsulfone (PPSU), and are widely used in sectors requiring durable and reliable materials. These polymers are utilized in medical devices, membranes for water treatment, aerospace components, automotive parts, and electrical and electronics applications. Their ability to maintain structural integrity under extreme temperatures, resist harsh chemicals, and provide flame retardance makes them a preferred choice in high-performance applications.

The market is witnessing steady growth, driven by increasing demand from the healthcare, automotive, and water treatment industries. In healthcare, PAS polymers are used in surgical instruments, sterilizable medical components, and dialysis membranes due to their biocompatibility and high-temperature resistance. The water treatment segment leverages PAS membranes for ultrafiltration and reverse osmosis, addressing rising global water scarcity and quality concerns. Additionally, the aerospace and electronics sectors adopt PAS for lightweight, high-strength components. Innovations in polymer formulations, rising emphasis on high-performance materials, and expanding industrial applications are collectively fueling market growth. Regional demand is particularly strong in North America, Europe, and Asia-Pacific, where industrialization and healthcare infrastructure investment remain robust.

Facts & Figures

• Major producers like Solvay and SABIC have substantial production capacities. For instance, SABIC's facility in the USA has a capacity of approximately 15,000 tons per annum for polyetherimide (PEI), a variant of PAS.
• PAS materials are extensively used in reverse osmosis (RO) and ultrafiltration membranes due to their chemical resistance and thermal stability, addressing global water treatment challenges.

Key Developments:

• In March 2025, BASF debuts biomass-balanced PESU. BASF launched Ultrason E 2010 BMB, billed as the world’s first biomass-balanced polyethersulfone, aiming to substitute fossil feedstock and cut the material’s carbon footprint while keeping PESU performance unchanged.
• In April 2025, Solvay PPSU gains UK WRAS approval update. The WRAS Approvals Directory added Acudel 22000 BK 937 ECHO RP (a PPSU grade) to Solvay’s potable-water listing, extending use approvals for PPSU components handling hot water—relevant for fluid-contact, healthcare, and sanitary applications.
• In October 2024, PAS materials spotlighted for green hydrogen. BASF highlighted Ultrason grades for water electrolyzer components, addressing higher operating temperatures and longer lifetimes, signaling growing PAS roles in clean-energy hardware.

Polyarylsulfone (PAS) Market Segmentation:

Based on the type:

• Polysulfone
• Polyethersulfone
• Polyphenylsulfone
• Others

Polyethersulfone (PES) is anticipated to lead the market, primarily due to its exceptional thermal stability, high chemical resistance, and superior filtration properties, which make it highly suitable across diverse applications. In particular, PES is widely used in the healthcare industry, where its ability to withstand repeated sterilization cycles without degradation has made it the material of choice for reusable medical instruments, surgical devices, and dialysis membranes.

The increasing prevalence of chronic diseases such as kidney disorders is driving higher demand for dialysis treatments, thereby boosting PES consumption. Beyond healthcare, PES is gaining traction in water treatment membranes, where it is preferred for ultrafiltration and microfiltration processes due to its durability and efficiency. Additionally, the global push toward sustainable and safe water supply further supports PES demand in municipal and industrial applications. With these multifaceted benefits and expanding end-use sectors, PES is projected to dominate the PAS market as the leading type.

Based on the end-user:

• Automotive
• Aerospace
• Medical & Healthcare
• Electrical & Electronics
• Foods & Beverages

The medical and healthcare sector is anticipated to be the leading end-user driving growth in the market, owing to its increasing reliance on high-performance polymers for critical applications. PAS materials, particularly polyethersulfone (PES) and polyphenylsulfone (PPSU), are extensively used in medical devices such as surgical instruments, sterilization trays, dental tools, and dialysis membranes due to their biocompatibility, resistance to hydrolysis, and ability to endure repeated sterilization cycles without degradation. With the rise in chronic diseases, particularly kidney disorders requiring dialysis, the demand for PAS-based medical membranes has surged globally.

Furthermore, the expansion of healthcare infrastructure in emerging economies, coupled with an aging population in developed regions, is fueling the adoption of advanced medical devices that require durable and safe materials. The ongoing trend toward minimally invasive procedures and reusable medical equipment further supports PAS usage. Consequently, the medical and healthcare sector is projected to remain the dominant driver for the PAS market.