Hydroxyl acrylic dispersion / Two-component waterborne polyurethane clearcoats, topcoats, industrial coatings and hydroxyl-functional acrylic systems. / TDS
01 Product Description
HN-QB2533 is a high-hydroxyl acrylic dispersion designed for two-component waterborne polyurethane coatings. It is suitable for waterborne coating systems requiring gloss, flow, fullness and formulation stability.
02 Product Features
High stability.
High gloss.
Low viscosity for easy application.
High crosslinking activity.
Hardener dosage shall be calculated from actual NCO content and verified by compatibility, pot life and film tests.
03 Recommended Applications
Two-component waterborne polyurethane clearcoats, topcoats, industrial coatings and hydroxyl-functional acrylic systems.
04 Technical Data
| Item | Specification |
|---|---|
| Appearance | Milky white to slightly blue translucent dispersion |
| Viscosity | < 500 mPa.s |
| pH | 7.0 - 9.0 |
| Acid Value on Solids | 7 mg KOH/g solid resin |
| Solid Content | 44% +/- 1% |
| Hydroxyl Content on Solids | 3.3% |
| Hydroxyl Value on Solids | Approx. 108.9 mg KOH/g |
05 Packaging, Storage and Transportation
Standard packages: 200 kg, 50 kg or 25 kg drums, or customized packaging as agreed.
Store in a ventilated, dry warehouse and avoid direct sunlight.
Recommended storage and transportation temperature: 5-30°C.
Shelf life is six months; product may still be used after inspection if no abnormal change is found.
Safety: Follow product label, supply agreement and SDS. Recalculate dosage when using hardeners with different NCO contents.