Enhance Wind Turbine Blade Lifespan with Leading Edge Protection

Covestro offers various solutions to protect the leading edge: 

1. Leading edge protection using coatings

• Ease of application for in-shop as well as maintenance 
• Increased productivity in painting operations due to fast cure with Pasquick® technology
• Reduced solvent emissions with low to Near Zero VOC coatings
• Reduced maintenance and downtime cost due to long lasting LEP coatings

• LEP coatings based on Pasquick®  technology (Desmophen®  NH and Desmodur®  ultra product family)

2. Leading edge protection by shells

• Flexible polyurethane to facilitate the installation at the leading edge 
• Durability against erosion, drop impact and UV 
• Good thermal stability

• Desmodur®  Elastomer shells

3. Leading edge protection using films

• Combination of thermoplastic processing with characteristics of a crosslinkable PU adhesive
• Adhesive film is non-sensitive to atmospheric moisture 
• Storage and transport capabilities: Non-blocking / non-tacky at room temperature 
• Excellent adhesion to various substrates

• Outstanding abrasion resistance to protect leading edge of wind turbine blades
• Exhibits excellent impact and high temperature resistance
• Color matching of the film product
• Tailor-made-film to create the best solution for our customer
  

• Bayfol® LR adhesive film for shell fixation
• Dureflex® /Platilon®  aliphatic TPU films 

4. Leading edge protection using Thermoplastic Polyurethane (TPU)

• Flexible TPU material for easy installations
• Durability against drop impact, UV and erosion.
• No solvents due to thermoplastic
• Processing (recyleability) , means no VOC 
• Long lasting TPU solution means less maintenance and lower costs
  

• Desmopan® UP line for ultimate protection