Polyester Polyol for PU Wood Coatings
CAS Number: 25104-55-6
Polyester polyol for two-component polyurethane wood coatings provides excellent flexibility, adhesion, and chemical resistance. Higher hydroxyl functionality compared to acrylic polyols yields dense crosslinked networks suitable for flooring and high-traffic furniture surfaces. Compatible with aliphatic and aromatic isocyanate hardeners.
Technical Specifications
| acid value | ≤3 mgKOH/g |
| appearance | Light yellow to amber viscous liquid |
| hydroxyl value | 150–250 mgKOH/g |
| viscosity (75°C) | 500–3,000 mPa·s |
| molecular weight (Mn) | 500–2,000 g/mol |
Applications
- Two-component PU floor coatings
- Wood furniture pigmented PU finishes
- Industrial wood coatings with high chemical resistance
- Sports court and gymnasium floor coatings
- PU adhesives and sealants for wood assembly
Key Features
- Dense crosslink network provides superior abrasion resistance
- Excellent chemical and solvent resistance in cured films
- Good flexibility at low temperatures
- Controlled molecular weight for consistent formulation
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CAS Number
25104-55-6
Category
Wood / Furniture CoatingsAvailability
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