Top 10 Companies in the Thermal Conductivity Phase Change Material Market (2026): Market Leaders Powering Global Thermal Management

MARKET INSIGHTS

Global Thermal Conductivity Phase Change Material market size was valued at USD 1.01 billion in 2024. The market is projected to grow from USD 1.12 billion in 2025 to USD 1.36 billion in 2026 and to USD 2.04 billion by 2034, exhibiting a CAGR of 8.7 % during the forecast period.

Thermal Conductivity Phase Change Materials (PCMs) are advanced thermal interface materials that absorb, store, and release large amounts of latent heat during phase transitions. These materials function as solid sheets at room temperature, but upon reaching their specific phase‑change temperature, they soften and conform to the surface of electronic components, creating a low‑thermal‑resistance interface. This property enables more efficient heat dissipation than traditional thermal greases, offering superior reliability and performance in demanding applications such as microprocessors and power modules. Common material classifications include organic PCMs such as paraffin waxes, inorganic types like salt hydrates, and bio‑based alternatives derived from natural sources.

The market is experiencing substantial growth driven by escalating demand for high‑performance thermal management solutions in the electronics sector, particularly with the proliferation of 5G infrastructure, electric vehicles, and data centers. Furthermore, stringent energy‑efficiency regulations and the miniaturization of electronic devices are accelerating adoption. Industry initiatives are also propelling advancements; for instance, in March 2024, Henkel AG & Co. KGaA launched a new high‑performance thermal interface material series, Bergquist HiFlow, designed for next‑generation computing. Key market players such as Honeywell International Inc., Laird Performance Materials, and BASF SE maintain significant market presence with diverse product portfolios.

Thermal Conductivity Phase Change Material Market – View in Detailed Research Report

Top 10 Companies in the Thermal Conductivity Phase Change Material Market (2026)

🔟 10. BASF

Headquarters: Ludwigshafen, Germany
Key Offering: Advanced PCM sheets, high‑conductivity composites

BASF leads the global PCM landscape with a robust portfolio spanning organic, inorganic, and bio‑based materials. Their R&D pipeline focuses on high‑thermal‑conductivity composites and recyclable PCM solutions for electronics, automotive, and industrial sectors.

Sustainability Initiatives:

• Carbon‑neutral manufacturing by 2030
• Development of fully recyclable PCM formulations
• Investment in bio‑based PCM research to reduce fossil‑fuel dependence

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9️⃣ 9. Honeywell

Headquarters: Charlotte, North Carolina, USA
Key Offering: High‑performance PCM thermal interface materials, Bergquist HiFlow series

Honeywell integrates PCMs into aerospace, automotive, and data‑center cooling solutions, leveraging its extensive thermal‑management expertise. The company’s PCM solutions are engineered for high‑temperature stability and low thermal resistance.

Sustainability Initiatives:

• Net‑zero emissions target by 2050
• Green chemistry programs to reduce VOCs in PCM manufacturing
• Partnerships with OEMs to implement PCM‑based passive cooling

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8️⃣ 8. Phase Change Energy Solutions

Headquarters: Austin, Texas, USA
Key Offering: PCM formulations for electronics and data‑center thermal management

Phase Change Energy Solutions specializes in tailor‑made PCM blends that deliver high latent heat and superior thermal conductivity for next‑generation chip packages and server racks.

Sustainability Initiatives:

• Support for renewable energy storage via PCM‑enhanced CSP plants
• Zero‑waste manufacturing processes
• Collaboration with research institutions on bio‑based PCM development

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7️⃣ 7. Henkel

Headquarters: Düsseldorf, Germany
Key Offering: Thermal interface materials, PCM‑enhanced greases and pastes

Henkel delivers PCM solutions across consumer electronics, automotive, and industrial markets, with a focus on low‑viscosity, high‑conductivity formulations that simplify assembly.

Sustainability Initiatives:

• Eco‑friendly PCM formulations with reduced flammability
• Energy‑efficient production lines
• Partnerships with OEMs to integrate PCM into smart devices

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6️⃣ 6. Laird

Headquarters: London, UK
Key Offering: PCM‑enhanced thermal pastes, sheets, and encapsulated powders

Laird supplies high‑performance PCM products to semiconductor manufacturers, focusing on thin bond‑line compatibility and long‑term reliability.

Sustainability Initiatives:

• Low‑energy manufacturing processes
• Recyclable packaging for PCM products
• Investment in nano‑enhanced PCM research

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5️⃣ 5. Rubitherm Technologies

Headquarters: Munich, Germany
Key Offering: PCM powders, composites, and encapsulated solutions

Rubitherm specializes in high‑thermal‑conductivity PCM composites that incorporate graphite or ceramic fillers, tailored for advanced packaging and high‑power electronics.

Sustainability Initiatives:

• Development of bio‑based PCM powders
• Carbon‑neutral production facilities
• Collaborations with automotive OEMs for PCM‑based cooling

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4️⃣ 4. Chemours Company

Headquarters: Wilmington, Delaware, USA
Key Offering: PCM solutions for industrial and energy‑sector applications

Chemours leverages its chemical expertise to produce PCM formulations with low VOCs and high thermal stability for process‑heat and energy‑storage applications.

Sustainability Initiatives:

• Zero‑VOC PCM manufacturing
• Energy‑efficient production lines
• Partnerships with renewable energy developers

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3️⃣ 3. PCM Energy

Headquarters: Delft, Netherlands
Key Offering: PCM for renewable‑energy storage, particularly CSP integration

PCM Energy provides PCM modules that store thermal energy during peak solar generation and release it during demand spikes, improving grid reliability.

Sustainability Initiatives:

• Zero‑emission PCM production
• Partnerships with CSP plants worldwide
• Research into high‑temperature PCM variants

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2️⃣ 2. Entropy Solutions

Headquarters: San Jose, California, USA
Key Offering: Bio‑based PCM solutions for electronics and packaging

Entropy Solutions focuses on biodegradable PCM formulations that maintain high latent heat while meeting strict safety and environmental standards.

Sustainability Initiatives:

• Biodegradable PCM formulations
• Carbon‑neutral manufacturing
• Collaboration with circular‑economy partners

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1️⃣ 1. Croda

Headquarters: Loughborough, UK
Key Offering: PCM additives and bio‑based thermal interface solutions

Croda supplies PCM additives that enhance thermal conductivity and reduce viscosity, supporting manufacturers in producing thinner, more efficient PCM products.

Sustainability Initiatives:

• Green‑chemistry PCM additive development
• Energy‑efficient production processes
• Partnerships with OEMs to implement PCM in consumer electronics

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Outlook: The Future of Thermal Conductivity Phase Change Material Market

The thermal‑management landscape is poised for rapid transformation as semiconductor densities climb and power‑intensive applications proliferate. Key outlook drivers include:

• Continued miniaturization of microprocessors and power modules driving demand for thinner, higher‑conductivity PCM solutions.
• Expansion of 5G, AI, and edge‑computing infrastructures requiring passive cooling to reduce data‑center energy consumption.
• Increased adoption of electric vehicles and high‑performance battery systems where PCM‑based thermal management enhances safety and lifespan.
• Regulatory push for energy‑efficiency and carbon‑reduction in both consumer electronics and industrial processes.

Future Trends

Emerging trends shaping the PCM market include:

• Bio‑based PCMs that offer comparable thermal performance with lower environmental impact.
• Nano‑enhanced PCM composites incorporating graphene, carbon nanotubes, or ceramic fillers to achieve record‑high thermal conductivity.
• Integration of PCM modules into smart textiles, wearable electronics, and IoT devices for passive temperature regulation.
• Advanced manufacturing techniques such as 3‑D printing of PCM structures for customized heat‑spreading solutions.
• Standardization of testing protocols and certifications to accelerate market adoption across regulated sectors.