Top 10 Companies in the Heat-conducting Plastic Market (2026): Market Leaders Driving Global Innovation

Global Heat-conducting Plastic market was valued at USD 91.78 million in 2023 and is projected to reach USD 150.89 million by 2030, at a CAGR of 7.3% during the forecast period. The influence of COVID-19 and the Russia-Ukraine War were considered while estimating market sizes.

USA market for Global Heat-conducting Plastic market is estimated to increase from USD million in 2022 to reach USD million by 2030, at a CAGR during the forecast period of 2023 through 2030.

China market for Global Heat-conducting Plastic market is estimated to increase from USD million in 2022 to reach USD million by 2030, at a CAGR during the forecast period of 2023 through 2030.

Europe market for Global Heat-conducting Plastic market is estimated to increase from USD million in 2022 to reach USD million by 2030, at a CAGR during the forecast period of 2023 through 2030.

PPS Segment to Reach $ Million by 2030, with a % CAGR in next six years.
The global key manufacturers of Heat-conducting Plastic include Celanese, BASF, Saint‑Gobain, Covestro, Toray Industries, DSM, Hella, Mitsubishi Engineering‑Plastics and RTP, etc. in 2023, the global top five players have a share approximately % in terms of revenue.
This report aims to provide a comprehensive presentation of the global market for Heat-conducting Plastic, with both quantitative and qualitative analysis, to help readers develop business/growth strategies, assess the market competitive situation, analyze their position in the current marketplace, and make informed business decisions regarding Heat-conducting Plastic. This report contains market size and forecasts of Heat-conducting Plastic in global, including the following market information:

• Global Heat-conducting Plastic Market Revenue, 2019-2024, 2025-2030, ($ millions)
• Global Heat-conducting Plastic Market Sales, 2019-2024, 2025-2030, (K Tons)
• Global top five Heat-conducting Plastic companies in 2023 (%)

Heat-conducting Plastic Market – View in Detailed Research Report

Heat-conducting Plastic – What It Is and Why It Matters

Heat-conducting plastics are engineered polymers that combine the lightweight, low‑cost attributes of conventional plastics with enhanced thermal conductivity. By incorporating fillers such as aluminum oxide, silicon carbide or graphite, these materials can dissipate heat more efficiently than standard polymers, making them indispensable for electronics, automotive components, aerospace housings and medical devices that demand reliable thermal management.

🔟 1. Celanese

Headquarters: Irving, Texas, USA
Key Offering: High‑performance PPS and PPSU grades for electronic and automotive heat‑sinks

Celanese has positioned itself as a supplier of specialty polymers that deliver superior thermal conductivity while maintaining mechanical robustness. Its PPSU line is widely used in medical device housings that must withstand sterilization cycles, while the PPS range powers compact power‑electronics modules.

Sustainability and Growth Initiatives:

• Investing in low‑energy polymerization processes to cut carbon footprints.
• Expanding partnerships with Tier‑1 automotive OEMs to embed heat‑conducting polymers in next‑generation EV battery packs.
• Launching a circular‑economy program to recycle used PPS components.

9️⃣ 2. BASF

Headquarters: Ludwigshafen, Germany
Key Offering: Thermally conductive PP and PC composites for electronic housings

BASF’s portfolio includes a range of PP and PC blends that integrate ceramic fillers, delivering heat dissipation for LED lighting and mobile device casings. Its global manufacturing footprint ensures rapid supply to high‑volume markets.

Sustainability and Growth Initiatives:

• Targeting 100% renewable electricity across production sites by 2030.
• Collaborating with electronics manufacturers to develop lighter, higher‑efficiency heat‑sinks.
• Investing in advanced polymer recycling technologies.

8️⃣ 3. Saint‑Gobain

Headquarters: Paris, France
Key Offering: High‑performance PPS and PBT for aerospace thermal management

Saint‑Gobain leverages its expertise in high‑temperature polymers to supply heat‑conducting materials for aircraft structural components and avionics enclosures. Its materials meet stringent aerospace standards while offering lower weight compared to metal alternatives.

Sustainability and Growth Initiatives:

• Deploying closed‑loop production lines to reduce waste.
• Partnering with aerospace OEMs to embed sustainable polymers in next‑generation aircraft.
• Exploring bio‑based filler options to reduce dependency on fossil‑fuel derived additives.

7️⃣ 4. Covestro

Headquarters: Leverkusen, Germany
Key Offering: Thermally conductive PBT and PPS grades for automotive interior and electronics

Covestro’s PBT portfolio is tailored for automotive applications where thermal stability and electrical insulation are critical. The company’s PPS range is adopted in high‑performance connectors and signal‑integrity components.

Sustainability and Growth Initiatives:

• Reducing greenhouse gas emissions by 30% per ton of polymer by 2030.
• Expanding research into graphene‑enhanced polymers for superior heat transfer.
• Establishing joint ventures with automotive suppliers to scale up heat‑conducting solutions.

6️⃣ 5. Toray Industries

Headquarters: Tokyo, Japan
Key Offering: Advanced PPSU and PPS for aerospace and medical device housings

Toray’s high‑temperature polymers are engineered for demanding environments, providing reliable heat dissipation in jet engines and surgical instruments. The company’s extensive R&D pipeline focuses on lightweight, high‑strength composites.

Sustainability and Growth Initiatives:

• Investing in renewable energy projects across manufacturing sites.
• Developing biodegradable polymer blends to reduce end‑of‑life impact.
• Partnering with aerospace OEMs to integrate polymer composites in next‑generation aircraft.

5️⃣ 6. DSM

Headquarters: Heerlen, Netherlands
Key Offering: Thermally conductive PP and PC blends for electronics and automotive

DSM supplies high‑conductivity polymers that enable thinner, lighter electronic enclosures. Its materials are also used in electric‑vehicle battery packs to manage heat buildup.

Sustainability and Growth Initiatives:

• Launching a circular economy program for polymer waste recovery.
• Partnering with automotive OEMs to develop low‑carbon thermal management solutions.
• Investing in hydrogen‑based polymer synthesis to reduce carbon intensity.

4️⃣ 7. Hella

Headquarters: Langen, Germany
Key Offering: High‑performance PPS and PPSU for automotive lighting and electronics

Hella’s focus on automotive lighting drives demand for heat‑conductive polymers that can withstand high temperatures while maintaining optical clarity. The company’s PPSU range is also used in infotainment system housings.

Sustainability and Growth Initiatives:

• Reducing energy consumption in polymer processing by 20% by 2030.
• Expanding supplier networks in emerging markets to meet growing demand for automotive electronics.
• Investing in advanced additive manufacturing for rapid prototyping.

3️⃣ 8. Mitsubishi Engineering‑Plastics

Headquarters: Tokyo, Japan
Key Offering: Thermally conductive PBT and PPS for automotive and aerospace components

Mitsubishi Engineering‑Plastics supplies heat‑conducting polymers that enable weight reduction in vehicle chassis and engine housings. Its materials are engineered to meet stringent crash‑test and thermal‑cycling requirements.

Sustainability and Growth Initiatives:

• Implementing renewable energy sources across production lines.
• Collaborating with automotive OEMs to develop recyclable polymer solutions.
• Expanding R&D into nanofiller technologies for superior heat transfer.

2️⃣ 9. RTP

Headquarters: Vienna, Austria
Key Offering: High‑performance PPS and PPSU for electronics and medical device housings

RTP’s polymers are chosen for their exceptional thermal stability and chemical resistance, making them ideal for medical device casings and high‑end consumer electronics.

Sustainability and Growth Initiatives:

• Reducing lifecycle emissions through optimized manufacturing processes.
• Partnering with medical device manufacturers to scale up heat‑conductive polymer solutions.
• Investing in recycling infrastructure to recover used polymer components.

1️⃣ 10. Kaneka Hyperite

Headquarters: Osaka, Japan
Key Offering: Thermally conductive PPS and PPSU for automotive and electronics

Kaneka Hyperite’s PPSU range is widely adopted in automotive power‑train modules and electronic connectors, offering reliable heat dissipation under high thermal loads.

Sustainability and Growth Initiatives:

• Deploying renewable energy in polymer production facilities.
• Collaborating with automotive OEMs to reduce weight and improve thermal efficiency.
• Developing bio‑based additives to lower carbon footprint.

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🌍 Outlook: The Future of Heat-conducting Plastic Is More Efficient and Sustainable

The heat‑conducting plastic market is steering toward lighter, more efficient materials that support the electrification of vehicles, the miniaturization of electronics and the tightening of thermal budgets in aerospace components.

📈 Key Trends Shaping the Market:

• Integration of nanofillers such as graphene and carbon nanotubes to boost thermal conductivity without compromising mechanical properties.
• Increased adoption of polymer composites in electric vehicle battery packs to manage heat and extend cycle life.
• Demand for recyclable heat‑conducting polymers driven by stricter end‑of‑life regulations.
• Collaboration between polymer manufacturers and OEMs to co‑develop application‑specific solutions.

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