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Related Concept Videos

Frost Resistant Concrete01:29

Frost Resistant Concrete

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Concrete's susceptibility to frost damage during freeze-thaw cycles demands strategic measures to enhance its frost resistance. Employing techniques like air entrainment, adjusting the water-cement ratio, proper curing, and selecting appropriate aggregates are essential.
Introducing microscopic air bubbles into the concrete mix through air entrainment creates small voids that accommodate ice expansion, thereby reducing internal pressures and preventing cracking. The optimal amount of...
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Related Experiment Video

Updated: Jun 24, 2025

Fabrication of Superhydrophobic Metal Surfaces for Anti-Icing Applications
11:20

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Published on: August 15, 2018

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Thermomechanically Resilient Polyionic Elastomers with Enhanced Anti-Icing Performances.

Weiwei Yan1,2, Tong Li2,3, Yi Zhang1,2

  • 1School of Materials Science and Chemical Engineering, Ningbo University, Ningbo 315211, China.

ACS Applied Materials & Interfaces
|June 14, 2024
PubMed
Summary

Researchers developed a robust polyionic elastomer (PIE) for advanced anti-icing applications. This novel material demonstrates exceptional durability and ice-repellent properties, overcoming limitations of current anti-icing gels.

Keywords:
anti-icingdurabilityice adhesionmechanical robustnesspolyionic elastomerself-healingthermal stability

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Area of Science:

  • Materials Science
  • Surface Chemistry
  • Polymer Science

Background:

  • Current anti-icing gels suffer from poor mechanical strength, weak substrate adhesion, and limited effectiveness.
  • There is a need for durable and robust anti-icing materials that can withstand harsh environmental conditions.

Purpose of the Study:

  • To develop a thermomechanically robust polyionic elastomer (PIE) with enhanced anti-icing properties.
  • To address the limitations of existing anti-icing gels by improving strength, adhesion, and performance.

Main Methods:

  • Synthesis of a novel polyionic elastomer (PIE) incorporating ionic liquids (ILs) and a polyelectrolyte network.
  • Evaluation of anti-icing properties including icing delay time and frost-free duration.
  • Assessment of anti-icing durability through multiple icing/deicing cycles, abrasion, scratching, and heat treatment.
  • Characterization of substrate adhesion and self-healing capabilities.

Main Results:

  • The PIE exhibited an icing delay time up to 5400 s and remained frost-free at -10 °C for 3.5 h.
  • Exceptional durability was demonstrated, with ice adhesion strengths below 35 kPa after 30 icing/deicing cycles and ca. 20 kPa after severe mechanical and thermal stress.
  • The PIE showed favorable self-healing properties and strong substrate adhesion in various temperature conditions.

Conclusions:

  • The developed PIE offers a promising solution for high-performance, durable, and robust anti-icing materials.
  • The material's resilience is attributed to the low volatility of ILs and strong ionic interactions within the network.
  • This innovative approach has potential implications for various applications requiring effective ice prevention.