| About |
|---|
| PRIMACOR™ 3440 Copolymer resin is an ethylene acrylic acid copolymer suitable for extrusion coating and extrusion lamination applications. PRIMACOR 3440 Copolymer exhibits: Excellent heat sealability and hot tack. Excellent adhesion to metallic, paper and PE substrates Excellent toughness Excellent stress crack resistance Insensitivity to moisture Designed specifically for high line speeds Applications: Flexible packaging laminates Liquid packaging laminates Complies with: U.S. FDA 21 CFR 177.1310(a)(1) EU, No 10/2011 Consult the regulations for complete details.&& |
| Product Description | |
|---|---|
| Supplier | DOW |
| Generic | EAA |
| Material Status | Commercial: Negative |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.938 | g/cm³ | ASTM D792 , ISO 1183 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 11 | g/10min | ASTM D1238，ISO 1133 |
| Co monomer content | 9.7 | % | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D638 , ISO 527-2 | ||
| Yield, molding | 7.93 | MPa | ASTM D638 , ISO 527-2 |
| Fracture, molded | 17.6 | MPa | ASTM D638 , ISO 527-2 |
| Tensile strain | |||
| Fracture, molded | 600 | % | ASTM D638 , ISO 527-2 |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| Initial sealing temperature | 85.0 | ℃ | Internal Method |
| Water vapor transmittance | |||
| 38℃，90% RH | 0.41 | g·mm/m²/atm/24 hr | DIN 53122/2 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | 81.1 | ℃ | ASTM D1525 , ISO 306 |
| Melting temperature | |||
| DSC | 97.8 | ℃ | Internal Method |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Melt temperature | 260 to 290 | °C | |
| Shrinkage (288°C, 25.4 μm) | 66.0 | mm | |
| Minimum coating thickness | 10 | µm | |
| Minimum coating weight | 9.8 | g/m² | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Comonomer content measured by a proprietary method that has equivalent accuracy as compared to ASTM D 4094. |
| 3. 25 g/m² coatings at 290°C set temperature. |
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