| About |
|---|
| Westlake EMAC® SP2220 is a 20% EMA copolymer designed for compounding, extrusion coating, tie-layers, and extrusions where flexibility, compatibility, low heat seal temperatures, or high coefficient of friction are required. SP2220 is compatible with and provides excellent adhesion to polyolefins, polyesters, and other polymers while providing outstanding low temperature performance. Application/Uses Films Disposable gloves Tubing Wound care&& |
| Product Description | |
|---|---|
| Supplier | Westlake Chemical |
| Generic | EMA |
| Material Status | Commercial: Active |
| Features | Good flexibility,Copolymer,Low temperature toughness,Soft,High ESCR |
| Availabilitys | North America,Asia Pacific |
| Process Methods | Film extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.941 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 20 | g/10min | ASTM D1238 |
| Methyl acrylate content | 20.0 | wt% | |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | |||
| 47.0 | ℃ | ASTM D1525 | |
| Embrittlement temperature | <-42.0 | ℃ | ASTM D746 |
| Peak melting temperature | 82.0 | ℃ | ASTM D3418 |
| Linear coefficient of thermal expansion |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 36 | ASTM D2240 | |
| tensile strength | |||
| 23℃ | 7.00 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃ | 680 | % | ASTM D638 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Type IV, 20 in/min |
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