The Global Battery Polyurethane Encapsulating Foam Market was valued at USD 1.28 Billion in 2025 and is projected to reach USD 2.98 Billion by 2034, growing at a Compound Annual Growth Rate (CAGR) of 9.7% during the forecast period. This robust growth is propelled by the global surge in electric vehicle production, stringent battery safety regulations, and the accelerating need for advanced materials that provide thermal management, mechanical protection, and fire resistance within modern lithium-ion battery packs.

As the automotive industry undergoes a profound electrification shift, the performance and safety of the battery become paramount. Specialized polyurethane foams are critical components, acting as a protective shield around individual cells. In this blog, we profile the Top 10 Companies in the Battery Polyurethane Encapsulating Foam Industry—a mix of global chemical giants and specialized material science leaders who are innovating to power the future of safe and reliable electric mobility.

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🔟 1. Sekisui Chemical Co., Ltd.

Headquarters: Osaka, Japan
Key Offering: High-performance polyurethane foam systems for EV battery encapsulation

Sekisui Chemical is a leading force in advanced polymer solutions, with a significant focus on materials for the electric vehicle sector. The company has developed proprietary polyurethane foam formulations specifically designed for battery modules, offering exceptional flame retardancy, thermal insulation, and vibration damping properties. Their materials are engineered to comply with rigorous automotive safety standards, making them a preferred supplier for major battery manufacturers and automotive OEMs, particularly in Asia.

Innovation & Market Position:

• Pioneer in developing halogen-free, flame-retardant foam systems
• Strong focus on thermal runaway mitigation solutions
• Strategic partnerships with leading Japanese and Korean automotive and battery companies

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Battery Polyurethane Encapsulating Foam Market – View in Detailed Research Report

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9️⃣ 2. Henkel AG & Co. KGaA

Headquarters: Düsseldorf, Germany
Key Offering: LOCTITE® polyurethane potting and encapsulating foams

Henkel, through its renowned LOCTITE brand, is a global leader in adhesive technologies, including specialized materials for e-mobility. Their range of polyurethane encapsulating foams is formulated to protect battery cells from environmental influences, absorb mechanical stress, and manage heat dissipation. Henkel’s solutions are integral to battery pack design, offering fast curing times and excellent adhesion to various substrates, which enhances manufacturing efficiency for high-volume EV production.

Innovation & Market Position:

• Comprehensive portfolio of thermally conductive and flame-retardant encapsulants
• Deep application engineering expertise supporting global automotive OEMs
• Commitment to developing sustainable material solutions for the circular economy

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8️⃣ 3. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Elastoflex® and Elastocoat® polyurethane systems for battery encapsulation

As one of the world’s largest chemical producers, BASF leverages its extensive polyurethane expertise to serve the fast-growing e-mobility market. The company’s material solutions are designed to fill voids within battery packs, providing cushioning, thermal insulation, and protection against moisture and corrosion. BASF works closely with customers to develop customized foam systems that meet specific density, flow, and curing profile requirements for different cell formats and pack designs.

Innovation & Market Position:

• Investment in bio-based raw materials for polyurethane foams
• Focus on lightweight solutions that contribute to increased vehicle range
• Global production footprint ensuring reliable supply to major automotive regions

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7️⃣ 4. Sika AG

Headquarters: Baar, Switzerland
Key Offering: SikaBiresin® and SikaForce® polyurethane systems for battery bonding and encapsulation

Sika is a specialty chemicals company with a strong position in the transportation industry. Its advanced polyurethane systems are critical for sealing, bonding, and protecting battery housings and modules. Sika’s encapsulating foams provide excellent resistance to thermal cycling and harsh automotive environments, ensuring long-term battery integrity and safety. The company’s systems are compatible with automated dispensing equipment, facilitating their integration into automated battery assembly lines.

Innovation & Market Position:

• Development of fast-curing systems for high-throughput manufacturing
• Strong focus on improving battery pack safety through material science
• Global technical service network supporting customer innovation

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Battery Polyurethane Encapsulating Foam Market – View in Detailed Research Report

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6️⃣ 5. Dow Inc.

Headquarters: Midland, Michigan, USA
Key Offering: VORATRON™ and VORAFORCE™ polyurethane systems for electric vehicle applications

Dow’s Material Science division offers a broad portfolio of polyurethane technologies tailored for demanding applications. Their systems for battery encapsulation are engineered to provide outstanding thermal management, effectively isolating cells to prevent thermal runaway propagation. Dow’s focus is on creating solutions that balance performance with processability, enabling cost-effective and reliable battery manufacturing at scale, particularly in the North American market.

Innovation & Market Position:

• Expertise in formulating for specific thermal and mechanical performance targets
• Strong collaboration with automakers on next-generation battery designs
• Commitment to sustainability through chemistry and responsible innovation

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5️⃣ 6. Rogers Corporation

Headquarters: Chandler, Arizona, USA
Key Offering: BISCO® silicone and polyurethane materials for battery cushioning and insulation

Rogers Corporation is a leader in engineered materials, with a notable presence in the EV battery market through its high-performance foams. While known for silicones, Rogers also provides advanced polyurethane-based solutions that offer superior compression set resistance and durability. Their materials are used to secure battery cells, dampen vibrations, and provide consistent thermal and electrical insulation over the vehicle’s lifetime.

Innovation & Market Position:

• Specialization in materials that withstand extreme compression and temperature cycles
• Focus on improving battery pack energy density through thin, high-performance foams
• Direct engagement with Tier-1 battery pack integrators and OEMs

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4️⃣ 7. Wacker Chemie AG

Headquarters: Munich, Germany
Key Offering: ELASTOSIL® and other polymer systems for battery encapsulation

Wacker is a global chemical company with deep expertise in silicones and polymer materials. Its product development for e-mobility includes polyurethane-based encapsulants that complement its silicone offerings. Wacker’s solutions are designed to offer excellent fire protection and long-term stability, which are critical for battery safety. The company provides comprehensive testing and validation support to help customers meet stringent automotive qualification standards.

Innovation & Market Position:

• Strong R&D in flame-retardant and self-extinguishing material formulations
• Development of low-density foams to minimize added weight in the vehicle
• Strategic focus on the European and Asian EV supply chains

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3️⃣ 8. Huntsman Corporation

Headquarters: The Woodlands, Texas, USA
Key Offering: TEROL® and other polyol-based systems for polyurethane foams in transportation

Huntsman’s Polyurethanes division is a key supplier of MDI, polyols, and formulated systems used worldwide. The company provides the essential chemistry for producing high-quality encapsulating foams. Huntsman works with formulators and foam manufacturers to develop systems that yield foams with the specific resilience, thermal conductivity, and adhesion properties required for modern battery packs, supporting the entire value chain.

Innovation & Market Position:

• Innovation in sustainable polyols and system formulations
• Global manufacturing and supply chain for polyurethane raw materials
• Technical collaboration to optimize foam performance for battery applications

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2️⃣ 9. Covestro AG

Headquarters: Leverkusen, Germany
Key Offering: Baytherm® and Desmodur®/Desmophen® systems for polyurethane applications

Covestro, formerly part of Bayer, is a world-leading supplier of high-tech polymer materials. The company offers a range of polyurethane raw materials and systems that are utilized to produce encapsulating foams with tailored properties. Covestro’s focus is on enabling foams that contribute to battery safety by providing effective compartmentalization between cells and modules, helping to contain potential incidents and meet evolving safety regulations.

Innovation & Market Position:

• R&D into foam systems with improved environmental footprint
• Development of materials supporting fast and efficient battery manufacturing processes
• Strong market position in Europe with expanding global outreach

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1️⃣ 10. Ravago Chemicals

Headquarters: Arendonk, Belgium
Key Offering: Specialized compound formulations and distribution of polyurethane raw materials

Ravago Chemicals is a major global distributor and compounder of plastics and chemicals, playing a vital role in the polyurethane supply chain. The company supplies key raw materials like isocyanates and polyols to formulators and provides tailored compound solutions for specific encapsulation needs. Ravago’s strength lies in its extensive logistics network and deep market understanding, ensuring material availability and supporting the rapid scaling of battery production globally.

Innovation & Market Position:

• Critical link in the supply chain between raw material producers and foam manufacturers
• Ability to provide customized, cost-effective material blends
• Strategic partnerships to support local and regional battery production hubs

Get Full Report Here:
Battery Polyurethane Encapsulating Foam Market – View in Detailed Research Report

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🔋 Outlook: The Future of Battery Encapsulation Is Smarter and Safer

The Battery Polyurethane Encapsulating Foam market is at the heart of the electric vehicle revolution. As battery technology evolves towards higher energy densities and faster charging, the demands on protective materials will only intensify, driving continuous innovation in foam chemistry and application.

📈 Key Trends Shaping the Market:

• Shift towards fire-blocking and intumescent foams for superior thermal runaway containment
• Increasing demand for flexible foam formulations to accommodate new cell formats (e.g., prismatic, blade-type)
• Development of recyclable and bio-based polyurethane systems to meet sustainability goals
• Integration of functional fillers for enhanced thermal conductivity within the foam matrix
• Growth in demand from stationary energy storage systems (ESS) alongside automotive applications

Get Full Report Here:
Battery Polyurethane Encapsulating Foam Market – View in Detailed Research Report

The companies listed above are not only supplying essential materials—they are enabling the safe and reliable electrification of global transport, ensuring that the backbone of the new energy economy is protected, durable, and efficient.