Top 10 Companies in the PSU Polysulfone Industry (2025): Market Leaders Driving High-Performance Polymer Innovation

In Business Insights
November 03, 2025


The Global PSU Polysulfone Market was valued at USD 1.25 Billion in 2024 and is projected to reach USD 2.18 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 6.8% during the forecast period (2024–2030). This robust growth trajectory is propelled by increasing demand from medical, aerospace, and electronics sectors, coupled with advancements in high-temperature engineering plastics and sustainable manufacturing processes.

As industries increasingly demand materials with superior thermal stability, chemical resistance, and biocompatibility, the focus shifts to the key polymer manufacturers who are pioneering innovation, efficiency, and cleaner production pathways. In this comprehensive analysis, we profile the Top 10 Companies in the PSU Polysulfone Industry—a mix of established chemical giants and specialized material innovators shaping the future of high-performance polymers.


🔟 1. Solvay S.A.

Headquarters: Brussels, Belgium
Key Offering: Udel® PSU (Injection, Flame Retardant, Reinforced Grades)

Solvay stands as the undisputed global leader in polysulfone production with its renowned Udel® brand. The company’s comprehensive portfolio serves demanding applications across medical devices, aerospace components, and water purification systems, with continuous investments in polymerization technology and recyclable polymer solutions.

Innovation Initiatives:

  • Development of medical-grade PSU for sterilization applications

  • Advanced reinforced grades for lightweight automotive and aerospace applications

  • Commitment to circular economy through polymer recycling programs

Download FREE Sample Report: Global PSU Polysulfone Market – View in Detailed Research Report


9️⃣ 2. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Ultrason® PSU, custom compounding solutions

BASF ranks among the top global suppliers of engineering thermoplastics, including its Ultrason® polysulfone series. The company operates production facilities across Europe and Asia, supplying high-purity PSU for critical filtration and medical applications.

Innovation Initiatives:

  • High-performance PSU grades meeting FDA and EU regulatory standards

  • Strategic focus on bio-based and recycled content polymers


8️⃣ 3. Quadrant Engineering Plastic Products

Headquarters: Zurich, Switzerland
Key Offering: ESD PSU, PEEK-PSU blends, specialty compounds

Quadrant specializes in high-performance plastic semi-finished products and finished parts. Their polysulfone offerings include custom-molded components for medical, aerospace, and industrial applications requiring exceptional thermal and mechanical properties.

Innovation Initiatives:

  • Advanced compounding technologies for enhanced mechanical performance

  • Development of thermoplastic composites for weight reduction applications


7️⃣ 4. Ensiniger, Inc.

Headquarters: Fort Wayne, Indiana, USA
Key Offering: Custom PSU formulations, injection molded PSU parts

Ensiniger operates as a specialty engineering plastics manufacturer with expertise in polysulfone processing. The company serves diverse sectors including healthcare, industrial automation, and consumer goods requiring durable, heat-resistant components.

Innovation Initiatives:

  • Specialized medical-grade PSU for surgical instruments and device housings

  • Advanced injection molding capabilities for complex PSU geometries

Download FREE Sample Report: Global PSU Polysulfone Market – View in Detailed Research Report


6️⃣ 5. China-uju

Headquarters: Jiangsu, China
Key Offering: Standard and custom PSU grades, PSU compounds

China-uju has emerged as a significant polysulfone producer in the Asia-Pacific region. The company focuses on cost-effective PSU solutions while maintaining quality standards for both domestic and international markets.

Innovation Initiatives:

  • Expansion of PSU production capacity to meet growing regional demand

  • Development of PSU blends with enhanced processability for mass production


5️⃣ 6. Nytef Plastics Ltd.

Headquarters: Manchester, United Kingdom
Key Offering: PSU engineering plastics, customized PSU formulations

Nytef Plastics operates as a specialized manufacturer and distributor of high-performance thermoplastics including polysulfone. The company serves European markets with both standard and specialty PSU grades tailored to specific customer requirements.

Innovation Initiatives:

  • Specialization in PSU for electrical insulation and high-temperature applications

  • Development of PSU compounds with improved UV stability and weatherability


4️⃣ 7. Polymer Dynamix

Headquarters: Mumbai, India
Key Offering: Medical-grade PSU, flame retardant PSU grades

Polymer Dynamix has established itself as a growing player in the polysulfone space, particularly in developing markets. Their focus includes cost-optimized PSU solutions for price-sensitive applications.

Innovation Initiatives:

  • Focus on developing PSU compounds meeting regional regulatory and performance standards


3️⃣ 8. Shandong Horann

Headquarters: Weifang, China
Key Offering: PSU resin, reinforced PSU composites

Shandong Horann represents China’s growing domestic polysulfone production capability. The company primarily serves Asian markets with increasing export activities to global customers.

Innovation Initiatives:

  • Expansion of PSU manufacturing facilities to capitalize on growing industrial demand across multiple sectors.


    2️⃣ 9. Changchun JUSEP

    Headquarters: Changchun, China
    Key Offering: Standard PSU grades, custom PSU formulations

    Changchun JUSEP operates as a significant polysulfone producer in Northeast China. The company supplies PSU materials to various industrial sectors including automotive, electronics, and consumer goods manufacturing.

    Innovation Initiatives: