Metal Surface Treatments for Enhanced Heat Transfer in Metal-Composite Hybrid Structures

Area of Science:

• Materials Science
• Engineering
• Nanotechnology

Background:

• Increasing demand for high-performance metal components in automotive, aerospace, electronics, medical, and military sectors.
• Critical challenges in managing heat generation and transfer in modern devices and equipment.
• Need for advanced materials to enhance thermal management and reduce component weight.

Purpose of the Study:

• To develop lightweight polymer/metal hybrid structures for efficient heat management.
• To investigate surface treatments for enhancing polymer-metal bonding in 3D-printed composites.
• To evaluate the thermal performance of hybrid structures using various polymer and polymer-carbon composite filaments.

Main Methods:

• Formation of nanopores on metal surfaces via anodization for 3D printing.
• Application of surface treatments: plasma treatment, mixed electrolyte anodization, and etching.
• Fabrication of hybrid structures using diverse 3D-printed polymers (PLA, TPU, ABS, PP, TPE) and polymer-carbon composites.

Main Results:

• Successful creation of 3D-printed polymer/metal hybrid structures with enhanced bonding.
• Demonstrated superior heat dissipation characteristics in hybrid structures utilizing polymer-carbon composites.
• Identified carbon fiber's conductive properties as key to improved thermal performance.

Conclusions:

• Metal-composite hybrid structures provide an effective solution for device heat management.
• 3D-printed polymer-carbon composites offer a lightweight and high-performance alternative to conventional metal components.
• The developed technology has broad applicability in industries requiring efficient thermal solutions.