| About |
|---|
| Westlake EMAC® SP2207 is a 20% ethylene methyl acrylate (EMA) copolymer designed for extrusion coating, tie-layers, and extrusions where flexibility, compatibility, low heat seal temperatures, or high coefficient of friction are required. SP2207 provides excellent adhesion to polyolefins, polyesters, and other polymers while providing outstanding low temperature performance. Application/Uses Films & Extrusion Coatings Flexible Packaging Disposable gloves Heat Seal Layers Tubing Tie Layers Attributes Good adhesion or compatibility to various substrates Good heat & RF sealing Low temperature toughness Soft, flexible, tough without plasticizers&& |
| Product Description | |
|---|---|
| Supplier | Westlake Chemical |
| Generic | EMA |
| Material Status | Commercial: Active |
| Features | Good flexibility,Food contact compliance,Copolymer,Low temperature toughness,Soft,High ESCR |
| Availabilitys | North America,Asia Pacific |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.941 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 6.0 | g/10min | ASTM D1238 |
| Methyl acrylate content | 20.0 | wt% | |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | |||
| 51.0 | ℃ | ASTM D1525 | |
| Embrittlement temperature | <-73.0 | ℃ | ASTM D746 |
| Peak melting temperature | 81.0 | ℃ | ASTM D3418 |
| Linear coefficient of thermal expansion |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 39 | ASTM D2240 | |
| tensile strength | |||
| 23℃ | 10.0 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃ | 790 | % | ASTM D638 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Type IV, 20 in/min |
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