Henkel Launches 90% Self-Healing, Multi-Functional Polyurethane Coating Doubling Corrosion Resistance for Offshore Wind Turbines

July 5, 2026

Assembtek Germany

Overview

Henkel has introduced a multi-functional polyurethane coating with 90% self-healing efficiency, designed to significantly enhance corrosion protection for offshore wind power installations. This innovation doubles the corrosion resistance, extending equipment lifespan and reducing maintenance costs in harsh marine environments. Concurrently, Henkel also released new thermal gap fillers and thermally conductive adhesives to improve EV battery thermal management.

In Depth

Key Findings: Multi-Functional Polyurethane Coating with 90% Self-Healing Efficiency Dramatically Boosts Corrosion Resistance

Henkel, a global leader in adhesives and chemical products, has unveiled a groundbreaking multi-functional polyurethane coating that doubles the corrosion protection performance for structures exposed to harsh environments, such as offshore wind power installations. This coating achieves an impressive 90% self-healing efficiency, marking a significant breakthrough in material science.

Technical & Product Details

High Self-Healing Efficiency: The new polyurethane coating can repair minor cracks and damages on its surface with a high efficiency of 90%. This effectively prevents initial damage from escalating into widespread corrosion, extending the protective lifespan of the coating.
Doubled Corrosion Resistance: The coating has been proven to double corrosion protection compared to conventional solutions. This is particularly crucial for offshore environments, characterized by high salinity and mechanical stress, where it can significantly prolong the operational life of expensive assets.
Multi-Functionality: Beyond its primary corrosion prevention, the coating also offers excellent weather resistance and mechanical strength, making it suitable for a wide range of industrial applications.
EV Battery Thermal Management Solutions: In parallel, Henkel also announced new thermal gap fillers and thermally conductive adhesives engineered to enhance thermal management in electric vehicle (EV) batteries. These solutions optimize heat dissipation within battery packs, improving both safety and performance.

Background & Industry Context

Offshore wind power is rapidly expanding globally as a cornerstone of renewable energy. However, marine environments present some of the harshest conditions for structures, with combined stresses from salt spray, UV radiation, and mechanical forces leading to severe corrosion issues. This new self-healing coating directly addresses these challenges, promising substantial reductions in costly maintenance and improvements in energy generation efficiency. The burgeoning EV market also highlights a critical need for advanced battery thermal management, another key area of focus for Henkel.

Strategic Significance & Outlook

Henkel’s self-healing polyurethane coating holds immense potential beyond offshore wind, with applications in other infrastructure sectors such as bridges, ships, and oil and gas platforms. Furthermore, the expansion of its EV battery thermal management materials portfolio is expected to accelerate the adoption and performance enhancement of electric vehicles. These innovations are poised to play a crucial role in both achieving a sustainable society and improving industrial efficiency worldwide.

Source: https://www.assembtek.com/blogs/knowledge-hub/self-healing-polyurethane-coating-doubles-corrosion-resistance

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