Polyisobutylene Market Summary

The global polyisobutylene market size was estimated at USD 2.25 billion in 2024 and is projected to reach USD 3.42 billion by 2030, growing at a CAGR of 7.3% from 2025 to 2030. The continued expansion of the worldwide plastics industry, along with the emergence of advanced high-performance materials, has significantly increased the demand for polyisobutylene (PIB). This material is widely used across the construction and automotive sectors due to its superior properties, including chemical resistance, flexibility, and long-term durability. As industries shift toward more efficient and reliable materials, PIB continues to gain importance in various manufacturing applications.

Polyisobutylene is a gas-impermeable rubber capable of retaining air for extended periods, surpassing many traditional elastomers in performance. This unique characteristic has made it a preferred material among manufacturers of inner rubber tubes for tires. The steady expansion of the automotive sector, fueled by rising consumer disposable income levels and rapid urbanization, has contributed significantly to global market growth. In addition, PIB is frequently used in engine oils, fuel additives, and lubricants, where it enhances performance by improving viscosity, minimizing friction, and prolonging the lifespan of engine components across both passenger and commercial vehicles.

Key Market Trends & Insights

• The Asia Pacific polyisobutylene market accounted for the largest global revenue share of 36.7% in 2024, supported by increasing industrial activity, growing vehicle production, and expanding infrastructure development.
• The European market for polyisobutylene is expected to grow at the highest CAGR during the forecast period, driven by the adoption of advanced automotive technologies and rising demand for high-performance materials.
• By product, the high molecular weight segment led the market, holding the largest revenue share of 68.2% in 2024, owing to its extensive use in adhesives, sealants, and lubricants.
• By end use, the automotive rubber components segment is expected to grow at the fastest CAGR from 2025 to 2030, supported by continuous innovation in tire technology and increased emphasis on vehicle efficiency.

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Market Size & Forecast

• 2024 Market Size: USD 2.25 Billion
• 2030 Projected Market Size: USD 3.42 Billion
• CAGR (2025-2030): 7.3%
• Asia Pacific: Largest market in 2024
• Europe: Fastest growing market

Key Companies & Market Share Insights

Some major companies involved in the global polyisobutylene industry include BASF, Daelim, and TPC Group, among others.

• BASF SE is a multinational chemical company that develops products for various major sectors, including chemicals, plastics, performance products, and agricultural solutions. Under the Fuel and Lubricant Solutions segment of the company’s Automotive & Transportation division, it offers polyisobutenes, brake fluids, fuel performance solutions, aviation fuel additives, and lubricants, among other solutions. BASF is known for its OPPANOL range of PIBs used in the automotive, construction, food packaging, and electrical & electronics industries. The company also produces highly reactive polyisobutene (HR-PIB), which is available in a range of molecular weights and viscosities.
• TPC Group is an American chemical company involved in developing value-added products derived from petrochemical raw materials, particularly C4 hydrocarbons. The company offers products in CC4 Processing, Butadiene, Butene-1, Polyisobutylene, Isobutylene derivatives, and fuel products. The company manufactures multiple grades of polyisobutylene at its Houston, Texas facility that cater to lubricants, fuel additives, sealants, adhesives, and packaging, among other end-use. Notable products, which provide different properties, include TPC 5130, TPC 5230, TPC 1350, TPC 595, TPC 545, and TPC 175.

Key Players

• BASF SE
• Daelim Co., Ltd.
• TPC Group
• INEOS
• Kothari Petrochemicals Limited
• Braskem
• ENEOS Corporation
• Zhejiang Shunda New Material Co., Ltd.
• Shandong Hongrui New Material Technology Co., Ltd.
• Group of Companies «Titan»

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Conclusion

Overall, the polyisobutylene market is positioned for steady growth as industries increasingly prioritize materials that offer durability, reliability, and enhanced performance. The automotive sector remains a key driver, particularly due to the rising need for advanced lubricants, high-quality tires, and efficient engine systems. The material’s versatile properties also make it valuable in construction, adhesives, and industrial applications. With Asia Pacific holding the dominant market share and Europe projected to grow rapidly, global demand for PIB is set to strengthen further. As manufacturers continue developing high-performance solutions, polyisobutylene will remain a critical component in numerous industrial processes.