Polysilazane coatings for self-cleaning polyolefin roof membranes
Innovative polysilazane coatings enhance polyolefin roof membranes by creating hydrophobic, low-energy surfaces that reduce dirt accumulation, maintain solar reflectance, and improve thermal efficiency. These durable coatings withstand harsh environments, ensuring long-term performance.
Overview
Polysilazane coatings offer a groundbreaking solution for enhancing the performance of polyolefin roof membranes. By forming hydrophobic and low-energy surfaces, these coatings effectively prevent particulate adhesion, thereby maintaining the solar reflectance and thermal efficiency of the membranes over time. This technology is particularly beneficial for reducing dirt and dust accumulation, which can degrade the performance of traditional roofing materials. With their ability to withstand harsh environmental conditions, including UV exposure and humidity, polysilazane coatings ensure long-lasting durability.
Technical specifications
Key features:
- Hydrophobic and low-energy surface: Prevents dirt, dust, and water from adhering to the membrane, maintaining cleanliness and efficiency.
- Durability: Resistant to temperatures from 0 to 2700 °F and maintains performance under UV exposure and humidity.
- Wear resistance: Offers superior wear resistance compared to conventional coatings used in marine and other applications.
Applications:
- Ideal for polyolefin-based roof membranes in various environmental conditions.
- Suitable for maintaining aesthetic and functional properties of roofing materials in urban, industrial, and residential areas.
Technology readiness level
This technology is currently at TRL 4. The next steps involve optimizing formulations for polyolefin substrates and conducting comprehensive validation through accelerated weathering tests, laboratory soiling tests, and field testing across diverse environmental conditions.
About WaterPuris
WaterPuris Inc. is a Canadian company that develops water treatment solutions centered on Exobubble, a nanobubble process intensification technology. This system utilizes the properties of nanobubbles, such as neutral buoyancy and a small negative charge, to perform tasks including particle separation, advanced oxidation, and in-situ cleaning. The technology is designed to be compact and adaptable to existing infrastructure, aiming to enhance productivity by reducing chemical and energy costs. The company provides R&D services to tailor these nanobubble solutions for various industrial applications, including agriculture, aquaculture, food and beverage processing, mining, and oil and gas operations.
The company serves industrial and specialized clients looking to meet sustainability and ESG targets by enabling effective water reuse and decreasing greenhouse gas emissions. WaterPuris has engaged with various innovation ecosystems, including the Velocity incubator, and has been recognized in competitions like the AquaHacking Finals and the FAMAE Water Challenge. Furthermore, the company continues to explore advanced applications for its technology, including a research project supported by the Canadian Space Agency focused on extracting and purifying water from lunar regolith using multi-stage distillation systems.
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