类别：聚合物；热塑性塑料；丙烯酸（有机玻璃）
材料说明：Elvacite03®2045是一种高分子量聚甲基丙烯酸异丁酯。®Elvacite03 2045是有用的在真空镀铝塑料面漆和清漆其他溶剂–敏感的基材。比较2042和2043®Elvacite03。
物性表：| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.09 g/cc | 1.09 g/cc | |
| Viscosity Measurement | 0.59 - 0.68 | 0.59 - 0.68 | Inherent viscosity, 0.25 g polymer in 50 ml of methylene chloride; No. 50 Cannon-Fenske viscometer. |
| Molecular Weight | 193000 g/mol | 193000 g/mol | |
| Chemical Properties | Metric | English | Comments |
| Total Acid Number | 0.00 | 0.00 | |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Knoop | 8.0 | 8.0 | Tukon Hardness |
| Tensile Strength | 24.8 MPa | 3600 psi | |
| Elongation at Break | 1.0 % | 1.0 % | |
| Thermal Properties | Metric | English | Comments |
| Glass Transition Temp, Tg | 50.0 °C | 122 °F | |
| Processing Properties | Metric | English | Comments |
| Moisture Content | 0.30 % | 0.30 % | |
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