Top 10 Companies in the Thermal Runaway Protection Materials for EV Battery Market (2026): Market Leaders Powering Global EV Safety

MARKET INSIGHTS

Global thermal runaway protection materials for EV battery market size was valued at USD 186 million in 2024. The market is projected to grow from USD 213 million in 2025 to USD 485 million by 2034, exhibiting a CAGR of 14.7% during the forecast period.

Thermal runaway protection materials are specialized components designed to prevent catastrophic battery failures in electric vehicles. These materials include silicone-based solutions, conductive tapes, aerogels, and other advanced composites that provide thermal insulation and heat dissipation. Their primary function is to contain and mitigate the chain reaction of overheating in lithium-ion batteries, which can lead to fires or explosions.

Global market growth is driven by rapid EV adoption worldwide, with global sales reaching 10.5 million units in 2022—a 55% increase from 2021. China dominates the sector, accounting for 6.8 million EV sales in 2022 (93.4% year-on-year growth), while Europe saw 1.58 million pure EV sales (29% growth). As battery safety regulations tighten and energy density requirements increase, manufacturers are investing heavily in advanced protection solutions. Key players like 3M, Morgan Advanced Materials, and Aspen Aerogels are developing innovative materials to address these evolving safety challenges in battery design.

Thermal Runaway Protection Materials for EV Battery Market – View in Detailed Research Report

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🔟 1. 3M

Headquarters: Maplewood, Minnesota, USA
Key Offering: Flame‑retardant battery barrier tapes, silicone foams, and aerogel composites for lithium‑ion and solid‑state batteries

3M has been a pioneer in advanced materials, and its recent launch of flame‑retardant battery barrier tapes specifically for lithium‑ion applications demonstrates its commitment to the high‑growth EV safety segment.

Sustainability Initiatives:

• Developing low‑carbon, recyclable barrier materials
• Integrating temperature‑responsive coatings that activate cooling under thermal thresholds
• Reducing material weight to improve vehicle energy density

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9️⃣ 2. Morgan Advanced Materials

Headquarters: Manchester, United Kingdom
Key Offering: Silicone‑based thermal barrier films, conductive tapes, and phase‑change material (PCM) inserts for high‑energy‑density batteries

Morgan Advanced Materials leverages its polymer chemistry expertise to produce lightweight, high‑performance insulation solutions that meet stringent UNECE R100 safety standards.

Sustainability Initiatives:

• Using bio‑derived silicone polymers to lower carbon footprint
• Designing modular barrier systems for easy end‑of‑life disassembly
• Partnering with OEMs to certify recyclable protection solutions

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8️⃣ 3. Aspen Aerogels

Headquarters: Denver, Colorado, USA
Key Offering: Ultra‑thin silica aerogel blankets and ceramic‑filled silicone composites for battery thermal management

Aspen Aerogels has introduced ultra‑thin aerogel variants optimized for battery packs, providing exceptional insulation with minimal weight impact.

Sustainability Initiatives:

• Developing low‑energy manufacturing processes for aerogels
• Creating recyclable aerogel composites for second‑life battery applications
• Collaborating with battery manufacturers to meet future 800V system requirements

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7️⃣ 4. Tape Solutions

Headquarters: Cleveland, Ohio, USA
Key Offering: Conductive and non‑conductive thermal barrier tapes for heat spreading and electrical insulation in EV battery modules

Tape Solutions supplies high‑performance tapes that can withstand temperatures up to 300 °C, essential for next‑generation solid‑state and high‑voltage battery architectures.

Sustainability Initiatives:

• Optimizing adhesive formulations to reduce VOC emissions
• Providing recyclable tape solutions for battery pack refurbishment
• Partnering with OEMs to embed temperature‑sensing layers

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6️⃣ 5. Cubic Sensor & Instrument

Headquarters: Shanghai, China
Key Offering: Thermal sensors integrated with protective barrier materials for real‑time monitoring of battery pack temperatures

Cubic Sensor & Instrument combines sensor technology with barrier films to enable proactive thermal management and early fault detection.

Sustainability Initiatives:

• Developing low‑power sensor modules to extend battery life
• Designing modular sensor‑barrier assemblies for easy replacement
• Collaborating with Chinese OEMs to meet GB 38031 safety standards

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5️⃣ 6. Schott

Headquarters: Mainz, Germany
Key Offering: Ceramic‑filled silicone foams and intumescent coatings for battery module protection

Schott’s advanced ceramic composites provide high‑temperature resistance while maintaining low weight, supporting European battery safety regulations.

Sustainability Initiatives:

• Implementing closed‑loop recycling of ceramic components
• Reducing energy consumption in manufacturing processes
• Partnering with OEMs to certify recyclable barrier materials

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4️⃣ 7. Rogers Corporation

Headquarters: East Chicago, Indiana, USA
Key Offering: Ceramic‑filled silicone solutions and high‑temperature conductive tapes for battery thermal management

Rogers Corporation’s material portfolio supports both heat dissipation and electrical insulation across a wide temperature range.

Sustainability Initiatives:

• Developing low‑VOC, recyclable coatings
• Optimizing material thickness to reduce weight
• Collaborating with OEMs on integrated thermal barrier systems

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3️⃣ 8. Unifrax Holding

Headquarters: Zürich, Switzerland
Key Offering: Advanced thermal barrier solutions and sensor‑integrated protective films for EV batteries

Unifrax Holding recently acquired a thermal‑runaway solutions provider, expanding its portfolio in battery safety and smart material integration.

Sustainability Initiatives:

• Developing recyclable barrier films for second‑life applications
• Reducing material weight through advanced composite design
• Partnering with NASA for space‑grade thermal management solutions adapted to EVs

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2️⃣ 9. Norseal

Headquarters: London, United Kingdom
Key Offering: Customizable high‑temperature barrier films for racing EVs and commercial vehicle battery packs

Norseal focuses on niche high‑performance applications, delivering lightweight, flame‑retardant materials that meet aggressive thermal requirements.

Sustainability Initiatives:

• Using bio‑based polymers to lower carbon intensity
• Designing modular barrier systems for easy disassembly
• Collaborating with racing teams to validate performance under extreme conditions

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1️⃣ 10. Tapecon

Headquarters: Dallas, Texas, USA
Key Offering: Advanced conductive and non‑conductive tapes for thermal barrier and electrical isolation in EV battery modules

Tapecon provides high‑performance tape solutions that enable seamless integration into battery packs across multiple chemistries.

Sustainability Initiatives:

• Reducing adhesive VOCs through green formulations
• Developing recyclable tape assemblies for end‑of‑life refurbishment
• Partnering with OEMs to embed temperature‑sensing capabilities

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Outlook

By 2025, the market is expected to reach USD 213 million, with an estimated increase to USD 260 million in 2026, and a forecasted growth to USD 485 million by 2034, reflecting a robust CAGR of 14.7% over the forecast horizon.

Future Trends

• Nanocomposite thermal barrier materials that combine lightweight structures with high‑temperature resistance
• Phase‑change materials (PCMs) engineered to absorb up to 300 kJ/kg of thermal energy while maintaining structural integrity
• Integrated sensor‑barrier systems that provide real‑time thermal monitoring and automatic cooling activation
• Multi‑layer protection architectures combining conductive tapes, silicone foams, and ceramic blankets for comprehensive defense against thermal propagation
• Circular economy models focusing on recyclable and modular barrier designs to support second‑life battery applications