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Articles linked to this work by shared authors, journal, and citation graph.

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EFFECT OF SURFACE TEXTURES ON LONG-TERM MECHANICAL DURABILITY OF POLYMERS UNDER MOISTURE ENVIRONMENTS.

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EFFECT OF SURFACE TEXTURING ON MECHANICAL DURABILITY OF POLYMERS UNDER PHYSIOLOGICAL ENVIRONMENT.

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Fabricating Superhydrophobic Polymeric Materials for Biomedical Applications
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IMPROVING THE HYDROPHOBICITY OF POLYMERS THROUGH SURFACE TEXTURING.

Mohammad Motaher Hossain1, Vinay Reddy Lokasani1

  • 1Department of Mechanical & Industrial Engineering, Texas A&M University-Kingsville, Kingsville, TX 78363, USA.

Conference Proceedings. Society of Plastics Engineers. Technical Conference
|May 9, 2022
PubMed
Summary

Adding micro-textures to polymer surfaces enhances their water-repellency. The study shows texture geometry significantly impacts hydrophobicity, offering guidelines for material design.

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Area of Science:

  • Materials Science
  • Surface Engineering
  • Polymer Science

Background:

  • Surface textures are a known method for increasing material hydrophobicity.
  • Understanding the impact of micro-texture geometry is crucial for optimizing surface properties.

Purpose of the Study:

  • To investigate how different micro-texture geometries affect the hydrophobicity of polymer surfaces.
  • To determine the relationship between texture design and enhanced water repellency.

Main Methods:

  • Analysis of various micro-texture geometries (square pillar, cylinder, hemisphere, cone) in both protrusion and cavity forms.
  • Evaluation of textured surfaces on two different polymers.
  • Application of established models to predict and understand hydrophobicity changes.

Main Results:

  • Surface texturing generally increases the contact angle, improving polymer hydrophobicity.
  • The degree of hydrophobicity enhancement is highly dependent on the specific geometry and dimensions of the micro-textures.
  • Both protrusion and cavity textures demonstrated effects on hydrophobicity.

Conclusions:

  • Micro-texturing is an effective strategy for improving polymer hydrophobicity.
  • Texture geometry and dimensions are critical factors influencing the degree of hydrophobicity achieved.
  • The findings provide practical guidelines for designing hydrophobic polymer surfaces.