Styrene-Isoprene-Styrene Block Copolymer (SIS) Market, Outlook and Forecast 2025-2032: Supply and Demand analysis, Regional Analysis and Competitive Analysis

In Business Insights
June 08, 2025

The global Styrene-Isoprene-Styrene Block Copolymer (SIS) market is experiencing consistent expansion, with its value reaching USD 1.45 billion in 2023. Industry projections indicate a steady upward trajectory, with the market expected to achieve a CAGR of 5.9% through 2032, ultimately reaching approximately USD 2.17 billion. This growth stems from increasing adoption across adhesive applications and infrastructure development sectors, particularly in emerging markets seeking versatile thermoplastic elastomers.

SIS polymers serve as fundamental components in pressure-sensitive adhesives, asphalt modification, and various industrial applications. Their unique balance of flexibility and durability makes them indispensable for manufacturers transitioning toward high-performance materials. As sustainability concerns grow, manufacturers are exploring bio-based alternatives and recycling initiatives to align with circular economy principles.

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Market Overview & Regional Analysis

Asia-Pacific commands the largest share of global SIS production, accounting for over 50% of total output. The region’s dominance stems from robust infrastructure development in China and India, coupled with expanding manufacturing bases in Southeast Asia. These markets benefit from growing construction activities and increasing demand for high-performance adhesives in packaging and consumer goods.

North America maintains steady demand through advanced adhesive applications and infrastructure projects, while Europe leads in sustainable material innovation with stringent environmental regulations. Emerging economies in Latin America and Africa present growth opportunities, though they face challenges in supply chain development and technological adoption.

Key Market Drivers and Opportunities

The SIS market thrives on multiple growth factors, including rising infrastructure investments globally and increasing demand for high-performance adhesives from packaging and construction sectors. Pressure sensitive adhesives account for nearly 65% of global SIS consumption, followed by polymer modification applications at 25%. New opportunities emerge in medical adhesives and specialty coatings, where SIS properties offer significant advantages.

Technological advancements in polymer modification and the development of bio-based SIS alternatives present additional growth avenues. The expanding e-commerce sector also drives demand for high-performance packaging adhesives, creating new application areas for SIS polymers across global supply chains.

Challenges & Restraints

Market growth faces hurdles including raw material price volatility, particularly for styrene and isoprene feedstocks. Environmental concerns regarding traditional polymer production methods and increasing regulatory scrutiny pose additional challenges. The industry must also navigate complex supply chain dynamics and competition from alternative elastomers in certain applications.

Trade policy fluctuations and regional protectionism create uneven market conditions, while technological barriers in developing nations limit market penetration. Manufacturers must balance cost pressures with the need for continuous R&D investment to maintain competitiveness.

Market Segmentation by Type

  • Styrene Content, below 20%
  • Styrene Content, 20% and above

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Market Segmentation by Application

  • Pressure Sensitive Adhesives
  • Plastic and Asphalt Modification
  • Others

Key Market Players

  • Kraton
  • TSRC
  • LCY
  • Sinopec
  • Zeon
  • Versalis
  • Ningbo Jinhai Chenguang
  • Guangdong Sunion
  • Zibo Luhua
  • Zhejiang Zhongli
  • Shandong Jusage
  • Ningbo Changhong

Report Scope

This comprehensive analysis covers the global SIS market from 2024 through 2032, providing detailed insights into current market conditions and future prospects across all major regions. The report specifically examines:

  • Revenue generation and sales volume projections
  • Detailed breakdown by product type and application segments

The study also includes thorough profiles of industry leaders, detailing:

  • Corporate strategies and market positions
  • Product specifications and technological capabilities
  • Production capacities and operational footprints
  • Financial performance metrics including revenue and margins

Our research methodology included extensive surveys of SIS manufacturers and industry specialists, focusing on:

  • Current demand patterns and emerging trends
  • Product innovation and development pipelines
  • Strategic initiatives and expansion plans
  • Industry challenges and risk assessment

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