Unsaturated Polyester Resin
DS905
Tianhe resin |
DS905: isophthalic unsaturated polyester resin with medium viscosity and reactivity. It is widely used in high-grade pearlescent plate buttons, and has good heat resistance and impact resistance..
Liquid index of resin | |||
Item | Unit | Index | Test method |
Appearance |
| Sticky Thick Liquid |
|
Garden appearance(Pt-co) |
| / | GB7193 |
Acid Value | mgKOH/g | 16-21 | GB2895 |
25℃Viscosity | mPa.S | 800-1200 | GB7193 |
25℃ Geltime | min | 3-6 | GB7193 |
Solid content | % | 65-70 | GB7193 |
80℃ Stability | h | ≥24 | GB7193 |
Gel Time is 25°C; in air bath; 0.5 ml cobalt isocaprylate solution and 0.5ml MEKP solution were added into 50 g resin | |||
Casting body index | |||
Item | Unit | Index | Test method |
Bacall hardness | Barcol | 30 | GB3854 |
Tensile strength | MPa | 55 | GB2567 |
Tensile modulus | MPa | 2500 | GB2567 |
Elongation at break | % | 5.0 | GB2567 |
Flexural strength | MPa | 80 | GB2567 |
Flexural modulus | MPa | 3000 | GB2567 |
impact toughness | Kj/m2 | 12.0 | GB2567 |
Heat deflection temperature | ℃ | 63 | GB1634.2 |
Note: Environmental Temperature for Experiment: 23±2°C; relative humidity: 50±5% | |||
Packaging and Storage
The packaging of Tianhe resin DS905:
net weight of 220KG drum
Shelf life: six months at 20 ℃. Increasing the temperature will correspondingly shorten the storage period. When storing, it should be placed in a cool and ventilated place, away from direct sunlight and heat sources. This product is flammable and should be kept away from open flames.
Attention: This data was measured according to national standards (GB) and ASTM . Due to various factors affecting the processing, it is not ruled out that users may need to conduct their own experiments and research. Legally, we do not guarantee that certain product properties are fully applicable to a specific purpose, and we reserve the right to modify the data.
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