Features: TDI Trimer, High Compatibility, Matte Finish
Application: Wood & Furniture
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Technical Data
| Parameter | Value |
|---|---|
| Product Type | TDI Trimer (aromatic) |
| Solid Content | 51 ± 2% |
| NCO Content | 7.1 ± 0.5% |
| Free TDI Monomer | ≤ 0.5% |
| Viscosity | 150 ± 75 mPa·s / cps @ 25°C |
| Test Method | Rotational viscometer |
| Solubility / Tolerance | ≥ 1.5 |
Specifications are based on Dongsen’s current approved product data source.
Wood & Furniture Coatings
MF-55 is a TDI trimer polyisocyanate hardener that can be used to formulate 2K polyurethane wood and furniture coatings, including formulations targeting a matte-finish direction.
Dongsen supplies MF-55 as a raw-material curing-agent / crosslinker for coating formulations.
When to Consider MF-55
Consider MF-55 for 2K polyurethane wood and furniture coating formulations when TDI-trimer chemistry, confirmed high compatibility and a matte-finish direction match the formulation requirement.
Confirmed Selection Signals
Application Fit
Confirmed for Wood & Furniture coating applications. Refer to the Technical Data tab for the complete numeric specification.
Related Grade Directions
MF-77 and HDX-50BA may also be reviewed as related grades where the formulation requirement differs. Confirm final suitability with Dongsen before grade selection.
Grade-Selection Support
Contact Dongsen with your resin system, target application and processing requirements for grade-selection support.
Documents
The MF-55 Technical Data Sheet is currently under publication review. Contact Dongsen to request the latest approved technical documentation.
Is MF-55 suitable for 2K polyurethane wood and furniture coatings?
Yes. MF-55 is a TDI trimer polyisocyanate hardener used to formulate 2K PU wood and furniture coatings, including a confirmed matte-finish direction.
What key selection characteristics are confirmed for MF-55?
MF-55 is identified as a TDI trimer grade with high compatibility and a matte-finish application direction. Refer to Technical Data for its numeric specification.
What is the free TDI monomer specification?
The current approved product data source specifies free TDI monomer at ≤ 0.5%.
