Graphene Nanoplatelets Reinforced ABS Nanocomposite Films by Sonication-Assisted Cast Film Technique for Emission Shielding Application

Mohammed Iqbal Shueb ¹, Noraiham Mohamad ², Syarfa Zahirah Sapuan ³

⁰Polymer Processing and Prototyping Development Group, Radiation Processing Technology Division, Malaysian Nuclear Agency, Kajang 43000, Selangor, Malaysia.

Materials (basel, Switzerland) +

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June 13, 2025

View abstract on PubMed

Summary

Graphene nanoplatelet (GNP)-reinforced acrylonitrile butadiene styrene (ABS) nanocomposites were fabricated using sonication-assisted casting. These materials show improved thermal stability and moderate electromagnetic interference shielding effectiveness for electronics applications.

Area Of Science

Materials Science
Nanotechnology
Polymer Science

Background

Growing demand for effective electromagnetic interference (EMI) shielding materials due to proliferation of electronic devices.
Conventional shielding materials face limitations in mitigating electromagnetic radiation.
Need for advanced nanocomposites with enhanced functional properties.

Purpose Of The Study

Fabricate acrylonitrile butadiene styrene (ABS) nanocomposite films reinforced with graphene nanoplatelets (GNPs).
Address the challenge of poor GNP wettability and dispersion in ABS matrix.
Evaluate the functional properties and EMI shielding effectiveness of the developed nanocomposites.

Main Methods

Utilized a sonication-assisted casting technique for GNP integration into ABS matrix.
Incorporated GNPs at varying loadings (1, 3, and 5 wt%).
Conducted comprehensive characterization including FESEM, UV-Vis, TGA, DSC, FTIR, and dielectric/EMI analyses.

Main Results

Achieved uniform dispersion of GNPs within the ABS matrix.
Demonstrated enhanced thermal stability, UV absorption, and dielectric behavior.
Observed moderate EMI shielding effectiveness, reaching 0.0064 dB at 4 MHz.

Conclusions

Developed GNP-reinforced ABS nanocomposites offer a promising solution for EMI shielding.
The fabrication method effectively overcomes GNP dispersion challenges.
These materials are suitable for advanced applications in automotive, aerospace, and electronics industries.

Keywords:

ABS EMI shielding effectiveness GNP dielectric strength thermal stability ultraviolet absorption wettability