The Global Liquid Diene Rubber Market was valued at USD 92.23 Million in 2025 and is projected to reach USD 147 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 7.0% during the forecast period (2026–2034). This expansion is fueled by surging demand from the automotive sector for high-performance tires, advancements in polymer modification technologies, and the increasing adoption of sustainable adhesive and coating formulations.

As industries worldwide pivot towards high-performance, durable, and eco-friendly materials, liquid diene rubber has emerged as a critical enabler. Its unique properties as a reactive modifier are revolutionizing applications from automotive manufacturing to advanced electronics. In this blog, we profile the Top 10 Companies in the Liquid Diene Rubber Industry—a group of chemical innovators and specialty material producers shaping the future of polymer science and industrial applications.

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🔟 1. Total Cray Valley (TotalEnergies)

Headquarters: Paris, France
Key Offering: KRASTON® Liquid Rubbers (Hydroxy-terminated, Carboxyl-terminated Polybutadiene)

Total Cray Valley, a business unit of TotalEnergies, is a global leader in hydrocarbon resins and liquid rubbers. Its KRASTON® product line is renowned for high-performance liquid polybutadienes used as impact modifiers in epoxy systems, polyurethane elastomers, and specialty adhesives. The company’s strong R&D focus drives innovation in functionalized polymers for demanding applications.

Innovation and Market Focus:

• Pioneer in hydroxy-terminated polybutadiene (HTPB) technology
• Strategic focus on high-value applications in aerospace and electronics
• Commitment to developing sustainable material solutions

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9️⃣ 2. Kuraray Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: LBR (Liquid Butadiene Rubber), Hydrogenated LBR

Kuraray is a leading Japanese chemical company with a significant presence in high-performance elastomers. Its liquid butadiene rubber products are critical for modifying plastics, enhancing the toughness of engineering plastics like ABS and PC, and are used in high-grade sealants and adhesives. Kuraray’s expertise in hydrogenation technology produces superior stability for demanding applications.

Innovation and Market Focus:

• Leading producer of hydrogenated liquid rubber for enhanced weatherability
• Strong foothold in the Asia-Pacific automotive and electronics supply chains
• Continuous investment in R&D for next-generation polymer modifiers

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8️⃣ 3. Evonik Industries AG

Headquarters: Essen, Germany
Key Offering: POLYVEST® (Liquid Rubbers), epoxy modifiers

Evonik Industries is a global specialty chemicals leader whose functional solutions segment includes the innovative POLYVEST® line of liquid rubbers. These products are essential for flexibilizing epoxy resins in composite materials, coatings, and construction chemicals. Evonik’s strength lies in its application-oriented development and technical customer support.

Innovation and Market Focus:

• Expertise in reactive liquid rubber for composite and construction sectors
• Focus on sustainability with solutions for lightweighting and durability
• Global production network ensuring supply chain reliability

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7️⃣ 4. Idemitsu Kosan Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Liquid Polybutadiene, Specialty Elastomers

Idemitsu Kosan, a major Japanese petroleum and chemical company, produces a range of liquid diene rubbers that serve as key raw materials for tire manufacturers, adhesive producers, and polymer compounders. The company leverages its integrated petrochemical operations to ensure consistent quality and supply of its liquid rubber products.

Innovation and Market Focus:

• Integrated producer with control over key raw material butadiene
• Strategic focus on the high-growth Asian tire and automotive markets
• Development of grades tailored for specific customer applications

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6️⃣ 5. Synthomer plc

Headquarters: London, United Kingdom
Key Offering: Liquid Nitrile Rubber (LNBR), Functionalized Liquid Rubbers

Synthomer is a major international specialty chemicals company and a prominent supplier of aqueous polymers and performance elastomers. Its liquid nitrile rubber products are particularly notable for their oil resistance and are widely used in sealants, gaskets, and fuel-resistant adhesives, catering to the automotive and industrial sectors.

Innovation and Market Focus:

• Leading position in water-based and solvent-free elastomer systems
• Strong portfolio for environmentally compliant adhesive formulations
• Global manufacturing footprint with a focus on technical customer service

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5️⃣ 6. Nippon Soda Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: NISSO-PB (Liquid Polybutadiene), specialty chemicals

Nippon Soda is a diversified chemical company with a strong specialty chemicals segment. Its NISSO-PB liquid polybutadiene products are used as reactive diluents, plasticizers, and modifiers in various industries, including construction, electronics, and coatings. The company is known for its high-purity products and consistent quality.

Innovation and Market Focus:

• Focus on high-purity, consistent-quality liquid rubber grades
• Applications in electronic potting compounds and encapsulants
• Strategic alliances with downstream formulators in niche markets

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4️⃣ 7. H.B. Fuller Company

Headquarters: St. Paul, Minnesota, USA
Key Offering: Advanced adhesives incorporating liquid rubber technology

H.B. Fuller is a leading global adhesives provider that extensively utilizes liquid diene rubber chemistry in its high-performance formulations. While not a primary producer of the base polymer, the company is a critical innovator and volume consumer, integrating liquid rubber technology into adhesives for packaging, electronics, aerospace, and hygiene products.

Innovation and Market Focus:

• World-leading adhesives formulator leveraging liquid rubber properties
• Strong R&D focus on sustainable and high-performance bonding solutions
• Deep application expertise across a diverse range of industries

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3️⃣ 8. Efremov Synthetic Rubber Enterprise

Headquarters: Efremov, Russia
Key Offering: Liquid Polybutadiene, specialty synthetic rubbers

Efremov Synthetic Rubber Enterprise is a key player in the Eastern European synthetic rubber market. It produces various grades of liquid polybutadiene that serve the regional manufacturing industry, particularly for industrial rubber goods, adhesives, and construction materials. The company benefits from proximity to raw materials and regional market demand.

Innovation and Market Focus:

• Dominant supplier to the CIS and Eastern European markets
• Focus on cost-effective production for standard industrial applications
• Investment in modernization to meet evolving technical requirements

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2️⃣ 9. Zibo Qilong Chemical Co., Ltd.

Headquarters: Zibo, Shandong, China
Key Offering: Liquid Polybutadiene Rubber, Chemical Intermediates

Zibo Qilong Chemical is a significant Chinese manufacturer of fine chemicals and synthetic rubber products. The company produces liquid polybutadiene that caters to the vast domestic market for adhesives, coatings, and rubber products. It competes effectively based on localized production and cost structure.

Innovation and Market Focus:

• Leading domestic Chinese producer with strong regional distribution
• Focus on serving the price-sensitive segments of the market
• Expanding product portfolio to include more functionalized grades

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1️⃣ 10. Tanyun Chemicals

Headquarters: China
Key Offering: Liquid Rubber, Polymer Additives

Tanyun Chemicals is an emerging manufacturer in the Asian chemical landscape, focusing on polymer additives and specialty chemicals. The company produces liquid diene rubber grades used primarily in construction sealants, industrial adhesives, and polymer modification within the regional market. Its growth is tied to the rapid industrialization in Asia.

Innovation and Market Focus:

• Rapidly growing producer capitalizing on Asian market expansion
• Focus on economical solutions for construction and general industrial use
• Investment in capacity to meet increasing local demand

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🌍 Outlook: The Future of Liquid Diene Rubber is High-Performance and Sustainable

The liquid diene rubber market is undergoing a significant transformation. While traditional applications in tires and industrial adhesives continue to drive volume, the industry is increasingly investing in high-value, functionalized specialties for advanced material science applications and sustainable formulations.

📈 Key Trends Shaping the Market:

• Accelerating demand for high-performance tires, especially for electric vehicles
• Regulatory push for low-VOC, water-based adhesive and coating systems
• Innovation in functionalized liquid rubbers for electronics and composite materials
• Strategic portfolio shifts by major producers towards specialty, high-margin products

Get Full Report Here:
Liquid Diene Rubber Market – View in Detailed Research Report

The companies listed above are not only supplying essential materials—they’re driving the innovation engine for next-generation manufacturing across multiple industries.