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Superwetting Shape Memory Microstructure: Smart Wetting Control and Practical Application.

Zhongjun Cheng1, Dongjie Zhang1, Xin Luo1

  • 1MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage, School of Chemistry and Chemical Engineering, Harbin Institute of Technology, Harbin, 150001, PR China.

Advanced Materials (Deerfield Beach, Fla.)
|October 15, 2020
PubMed
Summary

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This summary is machine-generated.

Researchers are using shape memory polymers to precisely control superhydrophobic surfaces. This allows for advanced functions like droplet manipulation and reprogrammable wetting for various applications.

Area of Science:

  • Materials Science
  • Surface Science
  • Nanotechnology

Background:

  • Controlling surface wettability is crucial for advanced material functions.
  • Regulating surface microstructure offers more functionalities than surface chemistry adjustments.
  • Shape memory polymers provide a novel approach for precise microstructure control.

Purpose of the Study:

  • To summarize recent advancements in smart wettability control using superwetting shape memory microstructures.
  • To highlight applications of these smart surfaces, particularly superhydrophobic ones.
  • To discuss future research directions in this field.

Main Methods:

  • Utilizing the shape memory effect of polymers to dynamically alter surface microstructures.
  • Fabricating and characterizing superhydrophobic surfaces with controllable wettability.
Keywords:
shape memory polymerssuperwetting surfacestunable microstructureswetting control

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  • Investigating various functions enabled by microstructure modulation.

    • Main Results:

    • Demonstrated precise control over surface microstructure leading to tunable wettability.
    • Showcased functions such as controllable droplet storage, transportation, and bouncing on superhydrophobic surfaces.
    • Achieved reprogrammable gradient wetting by altering surface microstructures.
    • Extended these principles to superomniphobic and superslippery surfaces.

    Conclusions:

    • Shape memory polymers offer an effective strategy for smart wettability control on superwetting surfaces.
    • These smart microstructures enable a wide range of functional applications, especially in droplet manipulation.
    • Further research into other superwetting surfaces and advanced applications is warranted.