Authored by Tina Zhu, Senior Manager, Advisory & Technology
Advanced coatings are evolving from basic protective layers into intelligent systems that extend asset lifespan, reduce maintenance burdens, and improve long-term performance across infrastructure, energy and industrial sectors.
Innovations such as nano-engineered, self-cleaning and adaptive coatings are enabling more energy-efficient operations, lower carbon footprints, and smarter lifecycle management in the built environment and clean energy systems.
The rise of multifunctional and smart surfaces is creating new opportunities for organisations to embed sustainability, resilience and operational efficiency directly into the materials that shape their most critical assets.
From EtaVolt’s pilot attaining over 5% improvement in solar panel efficiency to reduced maintenance needs, advanced coating innovations are already delivering measurable impact in real-world applications.
Sustainability is no longer driven solely by regulation. Customers, partners and investors are increasingly asking how products, buildings and infrastructure perform over their full lifecycle. For many organisations, the challenge is not intent but credibility - how to respond meaningfully without overhauling entire systems or risking greenwashing.
The Hidden Power of Surface Innovations
Surfaces are everywhere, on buildings, vehicles, infrastructure, equipment, consumer goods and even public spaces. Yet their strategic importance is often underestimated. In reality, surfaces quietly influence asset lifespan, safety, efficiency, environmental impact and operational cost. A single layer can determine whether a structure withstands corrosion, whether a solar farm maintains optimal output, or a hospital upholds stringent hygiene standards.
Historically, coatings were treated merely as cosmetic add-ons or the final step before handover. But as industries rethink how to pursue higher efficiency, lower carbon footprints, and smarter lifecycle management, this perception is rapidly shifting. Rising sustainability expectations, tightening environmental regulations, and growing pressure to reduce lifecycle costs are pushing surface technologies to the forefront as a powerful, often overlooked lever for value creation.
Once valued mainly for protection or aesthetics, today’s coatings are engineered as multifunctional surfaces and systems, reshaping the economics of asset management, reducing environmental impact and supporting the shift toward more sustainable business models.
Many next-generation coatings can self-clean, repel water, deactivate microbes, reflect solar heat or even reinforce underlying substrates - all while reducing maintenance burdens. Those innovations are also helping organisations address climate-related challenges such as rising temperatures, intensified UV exposure, and extreme weather.
For businesses seeking high-impact solutions with low implementation friction, these coatings represent a rare opportunity: high impact, lower risk and measurable environmental and economic gains.
Why Traditional Coatings Are No Longer Enough
Despite their ubiquity, traditional coatings fall short in a world that increasingly prioritises energy efficiency, resilience and environmental responsibility. The limitations are becoming more apparent:
Restricted functionality - providing only aesthetic decoration or basic protection against corrosion or UV exposure
Environmental concerns - often containing petrochemicals, volatile organic compounds (VOCs) or non-compliant heavy metals
Shorter service life - requiring frequent repainting, resulting in waste, downtime and recurring costs
As assets operate under tighter budgets and sustainability expectations rise, organisations are seeking more robust and multifunctional coatings that deliver long-term value, not just short-term protection. For asset owners and operators under pressure to cut costs while meeting sustainability targets, advanced coatings represent one of the lowest-disruption upgrades available.
This makes coatings not just a technical upgrade, but a practical response to growing sustainability expectations from customers and partners.
From Functional to Smart - The Evolution of Coating Technology
Advanced coatings enhance performance, while smart coatings actively respond to their environment. This distinction marks a fundamental shift from passive protection to active, adaptive surface systems. Historically, coatings fulfilled two core functions: protection (against corrosion, weathering or chemicals) and decoration (colour, texture or gloss). As performance expectations grew, advances in nanomaterials, composite polymers and surface engineering unlocked coatings with enhanced, targeted functionalities.
Today, the frontier has moved even further. Smart coatings do more than passively shield surfaces; they actively respond to environmental conditions. For example:
Cool-roof paints that reduce heat load through passive radiative cooling
Self-cleaning nano layers that maintain peak energy output of solar PV
Photocatalytic antimicrobial coatings that neutralise pathogens under ambient light
The fusion of materials science, nanotechnology and sustainability priorities is accelerating this shift. Smart coatings are redefining the future of infrastructure, clean energy, marine systems, environmental health and the built environment through multi-functional surfaces. This transition from passive to intelligent coatings is not simply a technological upgrade; it is fundamentally reshaping how organisations design, operate and maintain their most critical assets for long-term sustainability.
Next-Generation Technologies Enabling This Shift
A wave of scientific advances is driving the rise of high-performance coatings:
Nanomaterials and Nanostructures: These create thinner, stronger and more durable protective layers with superior barrier properties
Hybrid Multifunctional Matrices: Coatings that integrate multiple functions such as self-cleaning, antimicrobial and corrosion-resistant properties into a single layer, reducing the need for multi-layer systems
Sustainability-First Formulations: Low-VOC systems, bio-based binders, recyclable coatings and heat-free applications that align with circular economy goals and emerging environmental standards
Smart and Adaptive Surfaces: Coatings capable of changing optical, thermal or hydrophobic behaviour in response to humidity, temperature or light. Some incorporate self-healing capabilities or energy-harvesting potential, paving the way for future IoT-enabled functionalities
Together, these breakthroughs enable coatings that deliver superior performance while supporting broader climate and sustainability objectives.
Sustainability Impact: Small Layers, Big Difference
Advanced coatings make outsized contributions to sustainability in three impactful ways:
1. Extending Asset Lifespan and Reducing Waste Coatings with anti-corrosion, anti-weathering and anti-contamination functions reduce the need for frequent repainting or early replacement. This lowers material consumption, minimises embodied carbon and cuts operational downtime.
2. Boosting Energy Efficiency and Reducing Operating Costs Self-cleaning solar coatings and passive cooling paints improve energy yield and decrease cooling loads. Buildings stay cooler, equipment runs more efficiently, and operational expenses decline across the asset lifecycle.
3. Reducing Hazardous Chemical Use and Improving Workplace Safety Low-VOC coating formulations and antimicrobial surfaces reduce reliance on harsh chemicals and solvent-heavy cleaning. This promotes safer workplaces, cleaner environments and compliance with tightening sustainability regulations and environmental standards.
These examples illustrate how thin, unobtrusive layers can deliver significant sustainability value at scale.
Real World Applications: Innovations Making an Impact
Across industries, advanced coatings are already helping businesses achieve tangible sustainability and operational gains. Several recent technologies illustrate how surface innovations are moving to strategic enablers of performance.
Urban Cooling and Climate Resilience
Passive radiative cooling paints and thin films offer a compelling approach for tropical and high-temperature urban settings. By reflecting solar radiation and emitting heat back into the atmosphere, these coatings can lower surface temperatures without consuming energy. They help building owners, facility operators and city planners reduce cooling loads and mitigate the urban heat island effect, all through a simple surface application.
Clean Energy - Solar PV Applications
Self-cleaning nano coating for solar panels helps maintain high optical clarity and energy output by breaking down organic residues under visible light. Its hydrophilic surface design allows rainwater to sheet off smoothly, naturally washing away dust and pollutants. By minimising soiling losses and reducing manual cleaning cycles, the coating addresses a major operational challenge, particularly in regions with high humidity, airborne contaminants or limited access for routine maintenance.
A recent collaboration highlights this. EtaVolt was matched with Coalot Tech during TechInnovation 2024 to explore the self-cleaning nanocoating solution. The technology demonstrated a 5% improvement in solar panel efficiency during pilot testing while reducing maintenance requirements.
This collaboration also enabled EtaVolt to integrate performance-enhancing technologies into its PV lifecycle solutions. Through pilots with Vector Green and Sembcorp Solar, the combined approach is being validated under Singapore’s operating conditions, strengthening its potential to deliver improved asset performance and long-term operational value.
Built Environment - Facades and Glazing
Beyond solar applications, the same photocatalytic, self-cleaning coating can also be applied to building glazing and facades, preserving long-term transparency and cleanliness. Its photocatalytic action decomposes organic contaminants, while rainfall provides natural rinsing to remove dirt particles. This significantly reduces the frequency of facade cleaning - a costly and labour-intensive task for high-rise buildings, while improving visual quality, lowering maintenance costs and enhancing safety for maintenance personnel.
Construction and Waterproofing
Heat-free bituminous waterproofing coating eliminates the need for melting and high-temperature application, significantly reducing on-site energy use and enhancing worker safety. Its performance can be strengthened using waste-derived fillers, supporting circular construction practices. This makes it a practical solution for contractors seeking safer, cleaner and more sustainable methods.
Healthcare & Public Hygiene
Photocatalytic antibacterial and antiviral film delivers continuous surface protection in environments where hygiene is paramount. Designed as a transparent thin layer, it can be quickly applied to high-touch surfaces such as lift panels, handrails and public transport interiors. Reducing dependence on frequent chemical disinfection, it contributes to safer and more hygienic shared environments.
Together, these innovations show how advanced coatings are transitioning from maintenance tools into critical enablers of safety, resilience and sustainability.
Challenges and Considerations for Adoption
Despite their potential, advanced coatings must be selected and deployed carefully:
Upfront cost and scalability - some advanced systems may require a higher initial investment
Performance validation - environmental factors such as humidity, temperature and UV exposure must be considered
Surface compatibility - adhesion and durability depend on substrate preparation and correct formulation
Safety and regulatory compliance - especially for nano-enabled or antimicrobial materials
Pilot testing, third-party benchmarking and close collaboration with technology providers can help organisations reduce the risk and adopt the right solutions with confidence.
Looking Ahead: The Way Forward for Industry
As industries accelerate toward decarbonisation, resource circularity and operational resilience, the role of coatings will only grow. To capture the full value of advanced coatings, organisations can:
1. Integrate coatings into sustainability and asset management strategies
2. Pilot solutions on high-impact assets to evaluate ROI
3. Partner with technology providers and innovation intermediaries to identify best-fit solutions
4. Adopt standardised testing frameworks to ensure performance validity
5. Educate engineering, maintenance and procurement teams on lifecycle benefits
Advanced coatings are not merely surface treatments; they are strategic tools that can unlock long-term value when incorporated into operational and sustainability plans.
A Quiet Revolution on the Surface
As companies transition toward net-zero goals and greater resource efficiency, the next breakthrough may emerge not from large infrastructure upgrades but from enhancing the surfaces already in place.
From improving solar energy yield and strengthening critical infrastructure to reducing cooling loads and elevating public hygiene, advanced coatings demonstrate how small innovations can create a significant impact. The transition from basic protective films to multifunctional, intelligent and eco-friendly coatings marks a new frontier for how industries achieve sustainable growth.
For organisations ready to embrace meaningful, practical sustainability gains, the answer may lie in the thin yet powerful layers shaping the world around us.
To explore emerging advanced coating technologies and credible pathways to sustainability, connect with IPI’s technology scouting specialists to explore suitable solutions for your business.
