The Global Styrene Isoprene Styrene (SIS) Market was valued at USD 1.58 Billion in 2024 and is projected to reach USD 2.34 Billion by 2032, growing at a Compound Annual Growth Rate (CAGR) of 6.2% during the forecast period (2025–2032). This growth is being driven by increasing demand for high-performance pressure-sensitive adhesives, expansion in construction and infrastructure development, and the growing adoption of SIS in thermoplastic elastomer applications across packaging, automotive, and healthcare sectors.

As the polymer industry evolves towards specialized and sustainable solutions, the spotlight is on the key SIS manufacturers who are driving material innovation, production efficiency, and eco-friendly polymer pathways. In this blog, we profile the Top 10 Companies in the Styrene Isoprene Styrene (SIS) Industry—a mix of global chemical giants, specialty polymer producers, and regional leaders shaping the future of adhesive and polymer modification technologies.

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🔟 1. Kraton Corporation

Headquarters: Houston, Texas, USA
Key Offering: SIS Polymers, SIS-based Adhesive Formulations

Kraton Corporation is a global leader in specialty polymers and a pioneer in styrenic block copolymers, including SIS. The company’s innovative SIS products are crucial for high-performance pressure-sensitive adhesives used in labels, tapes, and hygiene products. Kraton invests significantly in R&D to develop sustainable polymer solutions and expand its global production capacity.

Innovation Initiatives:

• Development of bio-based and circular polymer solutions

• Strategic partnerships with major adhesive manufacturers

• Expansion of SIS production capabilities in Asia and North America

Download FREE Sample Report: Styrene Isoprene Styrene (SIS) Market – View in Detailed Research Report

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9️⃣ 2. TSRC Corporation

Headquarters: Taipei, Taiwan
Key Offering: SIS Elastomers, Custom SIS Compounds

TSRC is a major global supplier of synthetic rubber and specialty elastomers, with a strong focus on SIS production. The company’s SIS products are known for their consistent quality and are widely used in adhesive, sealant, and polymer modification applications. TSRC leverages its integrated production from raw materials to finished polymers.

Innovation Initiatives:

• Investment in high-value specialty SIS grades

• Expansion of technical service and customer support

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8️⃣ 3. Sinopec

Headquarters: Beijing, China
Key Offering: SIS Polymers, Synthetic Rubber Products

Sinopec, one of the world’s largest integrated energy and chemical companies, is a dominant player in the Asian SIS market. The company produces a wide range of SIS grades that cater to the booming packaging and construction industries in the Asia-Pacific region, which accounts for 50% of global SIS demand.

Innovation Initiatives:

• Capacity expansion to meet growing domestic demand

• Development of SIS for asphalt modification applications

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7️⃣ 4. LCY Chemical Corp.

Headquarters: Taipei, Taiwan
Key Offering: SIS Copolymers, Thermoplastic Elastomers

LCY Chemical is a leading global producer of performance elastomers, including a comprehensive portfolio of SIS products. The company’s SIS is characterized by excellent tack and adhesion properties, making it ideal for pressure-sensitive adhesives that require high performance in demanding applications.

Innovation Initiatives:

• Focus on high-purity SIS for medical and specialty applications

• Sustainability programs for reduced environmental impact

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6️⃣ 5. Zeon Corporation

Headquarters: Tokyo, Japan
Key Offering: Specialty SIS Grades, High-Performance Elastomers

Zeon Corporation is a Japanese chemical company renowned for its high-quality specialty elastomers and SIS products. The company focuses on developing advanced SIS formulations with enhanced thermal stability and processing characteristics for sophisticated adhesive and polymer applications.

Innovation Initiatives:

• R&D in next-generation SIS for electronic and automotive applications

• Quality-focused manufacturing processes

Download FREE Sample Report: Styrene Isoprene Styrene (SIS) Market – View in Detailed Research Report

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5️⃣ 6. Versalis (Eni)

Headquarters: San Donato Milanese, Italy
Key Offering: SIS Polymers, Sustainable Elastomers

Versalis, the chemical company of Eni, is a key player in the European SIS market. The company produces a range of styrenic block copolymers, including SIS, with a strong emphasis on sustainability and developing bio-based alternatives to traditional petroleum-derived polymers.

Innovation Initiatives:

• Development of bio-based SIS from renewable feedstocks

• Circular economy initiatives for polymer production

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4️⃣ 7. Ningbo Jinhai Chenguang Chemical

Headquarters: Ningbo, China
Key Offering: SIS for Adhesives, Rubber Chemicals

Ningbo Jinhai Chenguang Chemical is a significant Chinese manufacturer of SIS and other synthetic rubber products. The company has established a strong position in the domestic market by providing cost-effective SIS solutions for various adhesive and sealant applications.

Innovation Initiatives:

• Expansion of production capacity to meet local demand

• Development of specialty SIS grades for niche applications

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3️⃣ 8. Guangdong Sunion Chemical

Headquarters: Guangdong, China
Key Offering: SIS Copolymers, Chemical intermediates

Guangdong Sunion Chemical is a growing player in the Chinese SIS market, focusing on serving the domestic packaging and construction industries. The company’s SIS products are used in various adhesive formulations that require excellent elasticity and adhesion properties.

Innovation Initiatives:

• Investment in production technology upgrades

• Focus on quality improvement and cost optimization

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2️⃣ 9. Zibo Luhua Hongjin New Material

Headquarters: Zibo, China
Key Offering: SIS for Industrial Applications

Zibo Luhua Hongjin New Material is a Chinese chemical company specializing in synthetic rubber products, including SIS. The company serves various industrial sectors with its polymer solutions, focusing on the growing domestic market for high-performance adhesives and sealants.

Innovation Initiatives:

• Capacity expansion projects underway

• Technical development for improved product performance

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1️⃣ 10. Zhejiang Zhongli Synthetic Material

Headquarters: Zhejiang, China
Key Offering: SIS Polymers, Synthetic Materials

Zhejiang Zhongli Synthetic Material is a key regional player in the Chinese SIS market, producing polymers for adhesive and modification applications. The company benefits from China’s strong manufacturing base and growing demand for sophisticated polymer materials across multiple industries.

Innovation Initiatives:

• Focus on cost-competitive SIS production

• Expansion into emerging application areas

Get Full Report Here: Styrene Isoprene Styrene (SIS) Market – View in Detailed Research Report

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🌍 Outlook: The Future of SIS Is Sustainable and Specialized

The Styrene Isoprene Styrene market is undergoing a significant transformation. While traditional SIS applications still dominate volume, the industry is increasingly investing in sustainable alternatives, specialized grades for high-value applications, and advanced production technologies.

📈 Key Trends Shaping the Market:

• Rising demand for bio-based and recyclable SIS formulations

• Development of high-performance SIS for medical and electronic applications

• Expansion of SIS usage in asphalt modification and construction

• Growing adoption in lightweight automotive components

Get Full Report Here: Styrene Isoprene Styrene (SIS) Market – View in Detailed Research Report

The companies listed above are not only supplying essential polymer materials—they’re driving the innovation and sustainability transformation of the adhesives and polymer modification industries.