Dimer Acid based Polyester TL Series
About the product
They are naturally-derived dimer acid based polyester.They can generate urethane resins which have good water repellency and flexible properties by combining with various isocyanate.
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Features
There are polyester polyol generated from naturally-derived dimer acid.
Owing to dimer acid's hydrophobicity and flexible properties,we can gain urethane resins with water resistance, water repellency, hydrolysis resistance,and flexible characteristics.
Applications
foam, etc.
Properties
| Item | Unit | TL | ||||
|---|---|---|---|---|---|---|
| 2456 | 2457 | 2458 | 2470 | |||
| Hydroxyl value | KOHmg/g | 118~128 | 174~194 | 69~77 | 76~84 | |
| Acid | KOHmg/g | <1 | ||||
| Viscosity | mPa·s/30ºC | ~7,500~ | ~13,000 | ~6,500~ | ~5,500~ | |
| Color | Gardner color scale | <10 | ||||
| Moisture | % | <0.1 | ||||
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