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Low-viscosity liquid trimer based on toluene diisocyanate (TDI), enabling easy handling and metering in automated production systems.
Excellent compatibility with polyester and polyether polyols, supporting broad formulation flexibility for high-performance coatings and adhesives.
Provides fast room-temperature cure kinetics without requiring external catalysts, improving line efficiency and energy savings.
Delivers superior chemical resistance, including resistance to solvents, oils, and mild acids, enhancing end-product durability.
Complies with REACH and meets Covestro’s stringent quality and sustainability standards for industrial polyurethane systems.
Two-component polyurethane coatings for industrial metal protection and coil coating applications.
High-durability clearcoats and topcoats for automotive refinish and OEM finishing systems.
Structural adhesives and sealants requiring rapid development of cohesive strength and environmental resistance.
Flexible and rigid foam systems where controlled reactivity and low free isocyanate content are critical.
Specialty elastomers and castable polyurethane parts for mechanical engineering and mining equipment.
| Chemical Type | Aliphatic-free TDI-based isocyanurate trimer |
| Product Form | Clear to pale yellow liquid |
| Appearance | Homogeneous, transparent liquid at 25 °C |
| NCO Content (wt %) | 13.5 – 14.5 |
| Viscosity at 25 °C (mPa·s) | 800 – 1,200 |
| Free TDI (ppm) | < 100 |
| Storage Stability | Stable for ≥12 months at 15–25 °C under dry, inert conditions |
| Primary Applications | 2K PU coatings, adhesives, sealants, and elastomers |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
