SURFACE ENGINEERING

Four Functional Directions for Glass Surface Engineering

Glass can be modified for anti-fog, easy-clean, antireflection or antistatic behavior, but each function works through a different physical mechanism.

Anti-fog and easy-clean change wetting behavior

Hydrophilic surfaces promote spreading, while hydrophobic and oleophobic surfaces reduce wetting and residue adhesion.

Antireflection is an optical system

Refractive-index structure, thickness, wavelength and incidence angle control the result.

Antistatic design addresses charge

Electrical pathways and charge decay should be separated from purely cosmetic surface descriptions.

Combined functions need a clear priority

Adding one surface layer can affect adhesion, optics or wetting produced by another, so the dominant requirement should be defined first.

References

  • Low-Refractive-Index and Anti-Fingerprint Coating StudyNational Taiwan thesis record 102NCIT5063012
  • Transparent Silica/PEG Antifogging CoatingsACS Omega, 2022 · DOI 10.1021/acsomega.1c07293
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