Thermally reversible blocking with caprolactam, enabling low-temperature processing and high-temperature cure activation.
Excellent storage stability at ambient temperature due to fully blocked isocyanate functionality.
Enables one-component (1K) formulations with extended pot life and reduced handling complexity.
Delivers superior film hardness, chemical resistance, and weatherability in final cured coatings.
Compatible with hydroxyl-functional acrylics, polyesters, and alkyds for versatile resin system integration.
Automotive OEM clearcoats and basecoat/clearcoat systems.
Industrial maintenance coatings for metal substrates requiring durability and corrosion resistance.
High-performance coil coatings for pre-painted metal applications.
Architectural and façade coatings demanding UV stability and long-term gloss retention.
Plastic coatings for automotive interior and exterior trim components.
| Chemical Type | HDI-based aliphatic polyisocyanate, caprolactam-blocked |
| Product Form | Liquid |
| Appearance | Clear, pale yellow liquid |
| Primary Applications | 1K thermosetting coatings for automotive, industrial, and architectural use |
| Key Features | Blocked NCO functionality, low volatility, thermal deblocking onset ~130 °C |
| Benefits | Improved workplace safety, simplified formulation, enhanced storage stability |
| Solubility | Compatible with common organic solvents (e.g., xylene, butyl acetate, PGMEA) |
| Storage Conditions | Store in tightly closed containers at 15–25 °C; avoid moisture and elevated temperatures |
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E-mail: wangxingqiang@ericwchem.com
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