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July 1, 2026Food Packaging and Shelf LifeOpen Access

3D-printed thermoplastic polyurethane metamaterial sheets for enhanced mechanical protection of strawberries during transport

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Authors

SPSánchez-Cachinero PedroBSBayano-Tejero SergioJFJimenez-Jimenez Francisco

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Overview

Randomized trial explores TPU metamaterial sheets improving strawberry protection during transport, indicating enhanced mechanical safety.

Key Points

  • The research aims to explore the effectiveness of 3D-printed TPU metamaterials in protecting strawberries during transport.
  • Fabricated TPU sheets using 3D printing technology.
  • Conducted vibration tests with random noise signals and impact tests with free-fall drops.
  • Performed real transport trials to assess damage and degradation over time.
  • TPU configurations reduced vibrational accelerations by over 21%, and impact peak accelerations by up to fourfold compared to corrugated cardboard.
  • During transport, TPU-based boxes resulted in three times less damage than standard cardboard packaging.
  • Degradation levels over time remained comparable between TPU and cardboard configurations.

Cite This Study

Pedro et al. (2026) studied this question.

synapsesocial.com/papers/6a44afb45cd2549c8bc448fbhttps://doi.org/10.1016/j.fpsl.2026.101804
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