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The Carbon Nanotubes Market is estimated to grow from USD 1.78 billion in 2026 to USD 3.56 billion by 2031, at a CAGR of 14.88%. The report provides a detailed assessment of carbon nanotubes market size, sales volume, revenue forecast, average pricing, production capacity, competitive landscape, regional opportunities, product segmentation, application demand, technology trends, and future growth. Growing demand for materials with improved thermal management characteristics is contributing to increasing demand for carbon nanotubes (CNTs). The high thermal conductivity of these materials allows them to be incorporated into systems designed to optimize heat management and temperature regulation. CNTs are used to optimize thermal performance in composites, coatings, and interface materials while maintaining lightweight properties. Efficient heat management is of importance in different industrial applications for product performance and service life.

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By type, the MWCNT segment is projected to be the second-fastest-growing segment during the forecast period.

The MWCNT segment is projected to be the second-fastest-growing segment in the carbon nanotubes market, in terms of value, between 2026 and 2031. Multi-walled carbon nanotubes (MWCNT) are highly effective electrically conductive fillers for conductive plastics due to their excellent electrical conductivity while preserving the mechanical strength and flexibility of the polymer in which they are dispersed. MWCNTs are found in electronic enclosures, automotive components, and industrial packaging as a solution to controlling static electricity and enhancing the electrical performance of electrical devices. Their ability to create conductive networks throughout polymers, when used at relatively low loading levels, helps maintain the original physical properties of the polymer substrate to which they are added, thereby increasing the processing efficiencies and decreasing overall material costs relative to conventional conductive fillers.

By application, the energy & storage segment accounted for the second-largest market share in 2025.

The energy & storage segment accounted for the second-largest share in the overall carbon nanotubes market, in terms of value, in 2025. Carbon nanotubes are among the most conductive nanomaterials, and their electrical properties are critical in energy storage devices. For example, the conductive networks created by carbon nanotubes allow for more rapid currents to flow throughout electrodes in lithium-ion batteries and in supercapacitors. This results in better efficiency in charging and discharging of energy stored in cells. This ability enables batteries to operate at high power levels, supply consistent power outputs, and be operationally more reliable in consumer electronic devices, electric vehicles, and grid storage systems. Incorporating carbon nanotubes within active materials also enhances energy transfer mechanisms, which allow for higher energy densities and cycling stability.

North America was the second-largest market for carbon nanotubes, in terms of value, in 2025.

In 2025, North America was the second-largest market in the global carbon nanotubes market. With the increase in renewable energy investments in North America, there has been a growing need for higher-performance materials that can improve efficiency and longevity. Due to their electrical and structural strength, carbon nanotubes are used in energy conversion and storage devices, and on some surfaces as coatings with conductive properties. Their inclusion in these products helps ensure higher energy efficiency and a longer operational lifespan. Governments and corporations are also investing in renewable energy infrastructure as part of their efforts to become more sustainable while minimizing reliance on traditional fuels. Carbon nanotubes are enabling development in these alternative energy sectors. As installations increase across North America, the use of carbon nanotubes continues to grow proportionally in related sectors.

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The key players profiled in the report include LG Chem, Ltd. (South Korea), Cabot Corporation (US), Resonac Corporation (Japan), Nanocyl SA (Belgium), Jiangsu Cnano Technology Co., Ltd. (China), Arkema S.A. (France), Cheap Tubes Inc. (US), OCSiAl (Luxembourg), Carbon Solutions LLC (US), and Toray International, Inc. (Japan).

LG Chem, Ltd. is a leading manufacturer of petrochemicals, IT & electronic materials, and energy solution materials across the globe. The company operates under three business segments, namely Petrochemicals, Advanced Materials, and Life Sciences. The company conducts its CNT manufacturing under the Petrochemicals segment and serves semiconductors and circuit board material industries. It also operates through its multiple marketing subsidiaries in Asia, Europe, and the Americas and has established R&D networks to provide differentiated products to its customers globally.

Cabot Corporation is a leading global specialty chemicals and performance materials company headquartered in Boston, Massachusetts, US. The company’s businesses deliver a broad range of products and solutions to customers across the globe, serving key industries such as transportation, infrastructure, environment, and consumer. It operates through two business segments, namely Reinforcement Materials and Performance Chemicals. Its global network consists of 37 manufacturing locations in 20 countries.

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