Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced Functionality

Superhydrophobic surfaces, characterized by exceptional water repellency and self-cleaning properties, have gained significant attention for their diverse applications across industries. This review paper comprehensively explores the theoretical foundations, various fabrication methods, applications...

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Main Authors: Subodh Barthwal, Surbhi Uniyal, Sumit Barthwal
Format: Article
Language:English
Published: MDPI AG 2024-03-01
Series:Micromachines
Subjects:
Online Access:https://www.mdpi.com/2072-666X/15/3/391
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author Subodh Barthwal
Surbhi Uniyal
Sumit Barthwal
author_facet Subodh Barthwal
Surbhi Uniyal
Sumit Barthwal
author_sort Subodh Barthwal
collection DOAJ
description Superhydrophobic surfaces, characterized by exceptional water repellency and self-cleaning properties, have gained significant attention for their diverse applications across industries. This review paper comprehensively explores the theoretical foundations, various fabrication methods, applications, and associated challenges of superhydrophobic surfaces. The theoretical section investigates the underlying principles, focusing on models such as Young’s equation, Wenzel and Cassie–Baxter states, and the dynamics of wetting. Various fabrication methods are explored, ranging from microstructuring and nanostructuring techniques to advanced material coatings, shedding light on the evolution of surface engineering. The extensive applications of superhydrophobic surfaces, spanning from self-cleaning technologies to oil–water separation, are systematically discussed, emphasizing their potential contributions to diverse fields such as healthcare, energy, and environmental protection. Despite their promising attributes, superhydrophobic surfaces also face significant challenges, including durability and scalability issues, environmental concerns, and limitations in achieving multifunctionality, which are discussed in this paper. By providing a comprehensive overview of the current state of superhydrophobic research, this review aims to guide future investigations and inspire innovations in the development and utilization of these fascinating surfaces.
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spelling doaj.art-7c733340c2d44e10a5b284eed1fbb65f2024-03-27T13:55:16ZengMDPI AGMicromachines2072-666X2024-03-0115339110.3390/mi15030391Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced FunctionalitySubodh Barthwal0Surbhi Uniyal1Sumit Barthwal2Department of Mechanical Engineering, Amity University, Greater Noida 201308, IndiaDepartment of Mechanical Engineering, Graphic Era University, Dehradun 248002, IndiaNanomechatronics Lab, Kookmin University, Seoul 02707, Republic of KoreaSuperhydrophobic surfaces, characterized by exceptional water repellency and self-cleaning properties, have gained significant attention for their diverse applications across industries. This review paper comprehensively explores the theoretical foundations, various fabrication methods, applications, and associated challenges of superhydrophobic surfaces. The theoretical section investigates the underlying principles, focusing on models such as Young’s equation, Wenzel and Cassie–Baxter states, and the dynamics of wetting. Various fabrication methods are explored, ranging from microstructuring and nanostructuring techniques to advanced material coatings, shedding light on the evolution of surface engineering. The extensive applications of superhydrophobic surfaces, spanning from self-cleaning technologies to oil–water separation, are systematically discussed, emphasizing their potential contributions to diverse fields such as healthcare, energy, and environmental protection. Despite their promising attributes, superhydrophobic surfaces also face significant challenges, including durability and scalability issues, environmental concerns, and limitations in achieving multifunctionality, which are discussed in this paper. By providing a comprehensive overview of the current state of superhydrophobic research, this review aims to guide future investigations and inspire innovations in the development and utilization of these fascinating surfaces.https://www.mdpi.com/2072-666X/15/3/391superhydrophobicfabrication methodswetting modelsself-cleaningcoatings
spellingShingle Subodh Barthwal
Surbhi Uniyal
Sumit Barthwal
Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced Functionality
Micromachines
superhydrophobic
fabrication methods
wetting models
self-cleaning
coatings
title Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced Functionality
title_full Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced Functionality
title_fullStr Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced Functionality
title_full_unstemmed Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced Functionality
title_short Nature-Inspired Superhydrophobic Coating Materials: Drawing Inspiration from Nature for Enhanced Functionality
title_sort nature inspired superhydrophobic coating materials drawing inspiration from nature for enhanced functionality
topic superhydrophobic
fabrication methods
wetting models
self-cleaning
coatings
url https://www.mdpi.com/2072-666X/15/3/391
work_keys_str_mv AT subodhbarthwal natureinspiredsuperhydrophobiccoatingmaterialsdrawinginspirationfromnatureforenhancedfunctionality
AT surbhiuniyal natureinspiredsuperhydrophobiccoatingmaterialsdrawinginspirationfromnatureforenhancedfunctionality
AT sumitbarthwal natureinspiredsuperhydrophobiccoatingmaterialsdrawinginspirationfromnatureforenhancedfunctionality