Innovative process creates carbon nanotube superplastics with superior thermal and mechanical properties, suggesting advancements for electronic cooling.
Key Points
To develop carbon nanotube superplastics (CNTSPs) for improved thermal management and advanced applications in electronics.
Developed a scalable nanotube-polymer fusion and hot-working (NP-FHW) process.
Integrated up to 59 wt% carbon nanotubes into plastics.
Maintained long carbon nanotube length while enhancing alignment and packing density.
Utilized three-dimensional printing and hot pressing to shape CNTSPs.
Achieved thermal conductivity of 143 ± 5.8 W m–1 K–1.
Demonstrated thermal conductivity anisotropy ratio of ~123 for efficient heat transfer.
Exhibited high mechanical strength of 663 ± 18 MPa.
Showed electrical conductivity of 8.6 × 104 S m–1.