类别：聚合物；热塑性塑料；丙烯酸（有机玻璃）
材料说明：Elvacite03®2021是一种高分子量的甲基丙烯酸甲酯的聚合物。它是用在乙烯基的阻隔涂料。其高的分子质量提供优良的耐磨性。
物性表：| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.20 g/cc | 1.20 g/cc | |
| Particle Size | 110 - 230 µm | 110 - 230 µm | |
| Viscosity Measurement | 0.469 - 0.527 | 0.469 - 0.527 | Inherent viscosity, 0.25 g polymer in 50 ml of methylene chloride; No. 50 Cannon-Fenske viscometer. |
| Molecular Weight | 119000 g/mol | 119000 g/mol | |
| Chemical Properties | Metric | English | Comments |
| Total Acid Number | 0.00 | 0.00 | |
| Mechanical Properties | Metric | English | Comments |
| Tensile Strength | 103 MPa | 14900 psi | |
| Elongation at Break | 4.0 % | 4.0 % | |
| Thermal Properties | Metric | English | Comments |
| Glass Transition Temp, Tg | 95.0 °C | 203 °F | |
| Processing Properties | Metric | English | Comments |
| Moisture Content | 0.50 % | 0.50 % | |
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