The Global Chloro Isobutylene Isoprene Rubber (CIIR) Market was valued at USD 489.2 Million in 2023 and is projected to reach USD 683.5 Million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 4.9% during the forecast period (2023-2030). This expansion is driven by increasing automotive tire demand, growth in industrial rubber applications, and the superior chemical resistance properties of CIIR compared to conventional rubbers.

As industries increasingly prioritize durable, airtight rubber solutions, the market leaders in CIIR production are making strategic investments in capacity expansion and sustainable production methods. This analysis spotlights the Top 10 Companies in the Chloro Isobutylene Isoprene Rubber Industry–blending multinational chemical corporations with specialized elastomer manufacturers.

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🔟 1. ARLANXEO

Headquarters: Maastricht, Netherlands
Key Offering: CIIR, BIIR, HNBR elastomers

ARLANXEO leads the global specialty rubber market with its advanced halogenated butyl rubber technologies. The company supplies CIIR for critical applications including tire inner liners, pharmaceutical stoppers, and industrial seals.

Innovation Highlights:

• 30% global market share in halogenated butyl rubber
• Patented continuous mixing technology for consistent quality
• Commitment to 100% sustainable raw materials by 2035

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9️⃣ 2. ExxonMobil Chemical

Headquarters: Houston, Texas, USA
Key Offering: Exxon™ CIIR, halogenated butyl rubber

ExxonMobil ranks as the second-largest CIIR producer globally, with integrated production facilities across North America, Europe, and Asia. The company’s CIIR grades are preferred for their ultra-low permeability in critical sealing applications.

Innovation Highlights:

• Industry’s broadest portfolio of butyl and halogenated butyl rubbers
• Proprietary bromination and chlorination processes
• 50+ years of continuous CIIR production experience

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8️⃣ 3. GRP Ltd

Headquarters: New Delhi, India
Key Offering: CIIR compounds for tropical applications

GRP Ltd has emerged as India’s foremost CIIR producer, commanding over 60% of the domestic market. The company specializes in formulations resistant to high temperatures and humidity.

Innovation Highlights:

• Custom CIIR grades for Asian tire manufacturers
• Bio-based plasticizer integration in rubber compounds
• Strategic partnerships with Japanese technology providers

Download FREE Sample Report: Chloro Isobutylene Isoprene Rubber (CIIR) Market – View in Detailed Research Report

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7️⃣ 4. JSR Corporation

Headquarters: Tokyo, Japan
Key Offering: JSR Butyl, medical-grade CIIR

JSR dominates Japan’s synthetic rubber market with its high-purity CIIR grades used in pharmaceutical and food-contact applications. The company’s quality systems meet stringent international standards.

Innovation Highlights:

• Ultra-clean CIIR for medical device components
• Closed-loop solvent recovery systems
• Co-development programs with automotive OEMs

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6️⃣ 5. Sundow Polymers Co., Ltd

Headquarters: Qingdao, China
Key Offering: Cost-effective CIIR solutions

Sundow Polymers has rapidly expanded to become China’s third-largest CIIR producer, supplying both domestic tire manufacturers and international industrial customers.

Innovation Highlights:

• 400% capacity expansion since 2018
• Batch consistency improvements through AI quality control
• Growing exports to Africa and Latin America

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5️⃣ 6. Linglong Group

Headquarters: Shandong, China
Key Offering: Tire-grade CIIR compounds

Linglong’s backward integration into CIIR production supports its position as one of China’s top tire manufacturers, while also supplying the merchant market.

Innovation Highlights:

• Dedicated CIIR production for EV tire applications
• Strategic partnerships with European automotive suppliers
• Automated production lines with Industry 4.0 features

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4️⃣ 7. PetroChina Lanzhou Chemical

Headquarters: Lanzhou, China
Key Offering: Butyl and CIIR for western China

This PetroChina subsidiary provides crucial CIIR supply to China’s growing northwestern industrial base, with increasingly advanced production capabilities.

Innovation Highlights:

• Feedstock integration with adjacent petrochemical operations
• Special grades for high-altitude applications
• Expanding technical service capabilities

Download FREE Sample Report: Chloro Isobutylene Isoprene Rubber (CIIR) Market – View in Detailed Research Report

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3️⃣ 8. TPI Polene

Headquarters: Bangkok, Thailand
Key Offering: CIIR compounds for ASEAN markets

TPI Polene serves Southeast Asia’s growing automotive sector with regionally tailored CIIR formulations that perform well in tropical climates.

Innovation Highlights:

• Custom stabilization packages for heat resistance
• Fast-curing CIIR grades for production efficiency
• Technical center supporting regional manufacturers

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2️⃣ 9. Sibur International

Headquarters: Moscow, Russia
Key Offering: Halobutyl rubbers including CIIR

Sibur maintains dominance in Eastern European rubber markets through integration with petrochemical feedstocks and specialized cold-climate formulations.

Innovation Highlights:

• Low-temperature resistant CIIR grades
• Circular economy initiatives for rubber recycling
• Growing exports to Middle Eastern markets

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1️⃣ 10. Reliance Industries Limited

Headquarters: Mumbai, India
Key Offering: Domestic CIIR production

Reliance’s entry into CIIR manufacturing represents India’s strategic push for self-sufficiency in specialty elastomers, reducing dependence on imports.

Innovation Highlights:

• Mega-scale production complex in Jamnagar
• Focus on sustainable production processes
• Technical collaborations with international rubber experts

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🌍 Outlook: The Evolution of CIIR Technology and Applications

The CIIR market is transforming with new material developments and shifting regional supply chains, driven by automotive innovation and industrial demands.

📈 Market-Shaping Trends:

• Increasing CIIR adoption in electric vehicle battery components
• Development of bio-based isoprene for sustainable production
• Advanced polymerization techniques improving material properties
• Strategic capacity expansions in India and Southeast Asia

Get Full Report Here: Chloro Isobutylene Isoprene Rubber (CIIR) Market – View in Detailed Research Report

These industry leaders are not just supplying CIIR – they’re reshaping the future of high-performance synthetic rubber applications worldwide.