Bio-based modified castor oil polyol JT-805
Offers a range of renewable polyols for polyurethane formulations.
The product exhibits excellent water resistance, low moisture sensitivity, and balanced mechanical strength.
Polyols provide excellent chemical resistance, especially alkali resistance.
Major markets include coatings, adhesives, potting, foam and composites.
|
Hydroxyl value (mg KOH/g) |
170 |
|
Viscosity (cps@25℃) |
3000 |
|
Functionality |
3.2 |
|
Color (Garner) |
≤5 |
Mechanical properties
|
Recipe |
JT-805/PMDI =100/40.3 |
|
Tensile strength (MPa) |
17.6 |
|
Shore D hardness |
72 |
|
Lap shear strength, (MPa) |
11.2 |
|
Elongation at break (%) |
83 |
|
Tg(°C) |
24.5 |
|
Curing condition |
7 days at room temperature |
Cure Speed
|
Recipe |
JT-805/PMDI =100/40.3 |
|
Hard dry (hours) at 25°C |
4.1 |
|
Hard dry (hours) at 5°C |
17.8 |
|
Hard dry (hours) at 0°C |
22.9 |
Hydrolytic Stability
|
Polyol samples, cured with polymeric MDI (NCO index=100) |
JT-805 |
|
Lap shear strength (MPa), control sample |
9.3 |
|
After 80°C/7 days water immersion test Lap shear strength (MPa) |
7.1 |
|
Decrease in lap shear strength (%) |
24.7 |
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