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High-performance aliphatic polyisocyanate curing agent based on hexamethylene diisocyanate (HDI) trimer chemistry.
Excellent UV stability and color retention, enabling long-term gloss and clarity in exterior coatings.
Low viscosity for easy handling, efficient mixing with polyol resins, and improved pot life control.
Compliant with stringent VOC regulations and suitable for low-VOC coating formulations.
Provides outstanding chemical resistance, hardness development, and mechanical durability in cured films.
Automotive clearcoats and OEM topcoats requiring high gloss and weatherability.
Industrial maintenance coatings for machinery, metal structures, and rail vehicles.
High-end architectural coatings for façades, aluminum composite panels (ACP), and extruded profiles.
Powder coating hybrid systems where enhanced flow and crosslink density are critical.
Plastic coatings for automotive interior trim and consumer electronics housings.
| Chemical Type | Aliphatic HDI-based polyisocyanate (trimer) |
| Product Form | Liquid |
| Appearance | Clear, pale yellow liquid |
| NCO Content (wt %) | Approx. 18.5–19.5% |
| Viscosity at 25°C (mPa·s) | Approx. 1,000–1,400 |
| Density at 25°C (g/cm³) | Approx. 1.19–1.21 |
| Solvent Content | Non-solvented (100% reactive) |
| Storage Stability | ≥12 months at 15–25°C in sealed containers |
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E-mail: wangxingqiang@ericwchem.com
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