Recommended Formulation Window
| Parameter | Range |
|---|---|
| Treat rate | 2.0 – 4.5 wt% |
| Gloss target window | 60° 8 – 25 GU |
| Particle size (d₅₀) | 8.0 – 11.0 µm |
| BET | 230 – 270 m²/g |
| Oil absorption | 300 – 380 g/100 g |
Why SEMISIL H100 Fits Polyester Coatings
Chemical compatibility with unsaturated polyester; minimal interference with peroxide cure.
Competitive context: Few dedicated polyester matting agents — H100 a versatile pick. SEMISIL H100 matches the relevant performance window with the same particle size range as the legacy grades, enabling clean reformulation paths.
Cross-References on This Site
FAQ — Polyester Coatings
+What treat rate of SEMISIL H100 is recommended for polyester coatings?
Typical dosage is 2.0 – 4.5 wt%. Fine-tune ±0.5 wt% based on your DFT and target gloss (60° 8 – 25 GU).
+How does SEMISIL H100 compare to Few dedicated polyester matting agents — H100 a versatile pick for this application?
Few dedicated polyester matting agents — H100 a versatile pick. SEMISIL H100 matches their performance window at 30 – 45% lower landed cost from Chinese manufacture, with the same particle size range so existing formulations port cleanly.
+Can I request samples for polyester coatings trials?
Yes — 5 kg evaluation pack ships within 5 business days FCA Shanghai. Use the form below or jump to the SEMISIL H100 main grade page.