Nanotechnology, contrary to its name, has a profound impact on various industries worldwide. Organisations are utilising the technology to enhance the efficiency of their innovations, from structure to performance. Nanocoating is one such key innovation stemming from nanotechnology.
As speciality coating emulsions manufacturers develop advanced formulations, nanocoatings are emerging as a one-stop solution for diverse needs while balancing sustainability.
In this blog, we’ll explain the science behind nanocoatings, their key functions, and how they are shaping the future of surface protection across industries.
The Science Behind Nanocoatings
Nanocoatings are measured at the nanoscale with no more than 1-100 nanometers. To put it simply, a nanometer (nm) is one-billionth of a meter. That means it’s a hundred-thousandth the width of a human hair. At such a minute scale, quantum physics comes into play.
These nanoparticles are dispersed within speciality emulsions, which then form an extremely thin yet functional layer on the surface. It alters surface properties at the molecular level. It works by filling the microscopic pores of the surface. Then they bond strongly with the surface to create a barrier that modifies its properties without affecting its texture or appearance.
Depending on its composition, nanocoating can provide enhanced protection against corrosion, UV radiation, abrasion, and environmental stimuli. For example, water-repellent nano coatings create a hydrophobic layer that causes water droplets to bead and roll off. It helps to prevent moisture damage and staining.
Nanoparticles of certain compounds like silica dioxide (SiO₂), aluminium oxide (Al₂O₃), titanium dioxide (TiO₂), and zirconium oxide (ZrO₂) are used to increase the mechanical characteristics and rigidity of coatings. This reaction results in increased service life of paint surfaces.
Related: The Science Behind High-Performance Adhesives: What Makes Them Stick?
Why Do Nanocoatings Matter?
Nanocoatings deliver performance advantages that go beyond conventional surface treatments. Some of the key benefits include:
1. Enhanced Durability
Protective nanocoatings for industrial use extend the lifespan of equipment exposed to moisture, abrasion, or chemicals. Nanocoatings also help to reduce cracking and surface degradation caused by prolonged exposure of the materials to extreme temperatures or sunlight.
2. Low-maintenance
Architectural coating manufacturers in India are adopting nano-enabled solutions to meet the demand for self-cleaning, damage-resistant, and antimicrobial surfaces. Through water-repellent nanocoatings, surfaces require less maintenance. It is especially beneficial in electronics, automotive, and construction industries.
3. Sustainability
Compared to traditional polymer coatings, nanocoatings emit lower levels of volatile organic compounds (VOCs). They are particularly beneficial in use cases with strict VOC limits. They can also enhance energy efficiency through excellent insulation performance.
4. Applicability
Nanocoatings can be applied to a variety of substrates, including metals, glass, ceramics, plastics, polymers, and other nanocoatings.
5. Aesthetic value
Nanocoatings are ultra-thin chemical layers that are transparent to the naked eye. This characteristic is highly beneficial when aesthetics are a priority or where opacity would be an issue. For example, certain nanocatings can make glass windows resistant to UV rays and heat. So, while the window stays transparent, it is strengthened with the additional properties.
Applications of Nanocoatings Across Industries
The advancement of nanocoating technology in India has empowered manufacturers to offer sector-specific formulations.
1. Industrial Equipment
Nanocoatings are essential in industrial setups with machinery or equipment that undergo harsh treatment. Adding aluminium silicate nanoparticles to scratch-resistant polymer coatings increases their resistance to chipping and scratching. Furthermore, nanocoatings reduce downtime and the need for costly repairs.
2. Textile Industry
Nanoparticles enhance your fabrics by strengthening them with antibacterial properties, mechanical strength, water repellency, and excellent chemical resistance. By coating the fabrics with a layer of zinc oxide nanoparticles, manufacturers can produce clothes that give better protection from UV radiation.
Read More: The Rise of Speciality Antiviral Adhesives: Enhancing Medical Safety and Performance
3. Automotive industry
Nanocoatings reduce heat dissipation, increase the lifetime of working materials, and improve their efficiency. A ceramic nanocoating for a boat or car offers extended durability and resistance to environmental factors. With this, automobile owners can keep their vehicles looking newer for longer.
4. Healthcare & Hygiene
Nanoparticles of silver, zinc, and copper can interfere with microbial DNA to inhibit their growth, making them beneficial for sterile environments like hospitals, clinics, and laboratories. With its antimicrobial properties, water-repellent nanocoatings have also found their application in the food and pharma industry.
5. Construction industry
Nanocoatings are one of the most promising high-performance materials for construction applications. They also help in energy efficiency, air quality improvement, and making sustainable choices without compromising performance. Architectural coating manufacturers in India are leveraging nanocoatings to keep interiors and facades pristine for years.
Future of Nanocoatings
The global nanocoatings market size is expected to reach USD 90.29 billion by 2032. Sustainability is gaining prominence as more manufacturers are switching to water-based and low-VOC solutions. This is one of the key factors boosting the market growth of nanocoatings.
The future of nanocoatings lies in advanced customisation and enhanced functionalities. For forward-looking businesses, adopting nanocoating technology in India is more than a responsible upgrade; it is a strategic move to stay competitive in a rapidly evolving market.
Conclusion
Nanocoatings are redefining what “surface performance” means by coupling durability with environmental responsibility. Their impact stretches across industries, redefining performance expectations for the future.
As an innovation-first speciality coating emulsions manufacturer, Jesons Industries Ltd. plays a key role in this transformation. With advanced R&D, sustainable solutions, and industry-specific expertise, we continue to help businesses deliver coating solutions that not just last long but perform smarter. Contact us to know more.
FAQs
What are the latest innovations in nanocoating materials?
Are nanocoatings environmentally friendly?
Yes, nanocoatings are environmentally friendly as they emit lower VOC emissions.
What industries benefit the most from nanocoating technology?
Multiple industries, including industrial manufacturing, automotive, architecture, electronics, textiles and healthcare, amongst others.
How are nanocoatings different from traditional coatings?
Unlike traditional coatings, nanocoatings enhance surface protection at a molecular level while maintaining their aesthetic value.
What are nanocoatings, and how do they work?
Nano coatings are ultra-thin protective layers that work at the molecular level to enhance surface performance and durability.
