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Kapton® MT+ polyimide film is a homogeneous, thermally conductive film offering increased thermal conductivity compared to Kapton® MT polyimide film and Kapton® HN polyimide film, as demonstrated in technical data. It provides a balanced combination of electrical properties, thermal conductivity, and mechanical toughness for electronic and automotive applications.
| Property Group | Property Name | Value | Test Method |
|---|---|---|---|
| Appearance | Color | Yellow amber | |
| Classification | Functional Film Type | Improved thermally conductive film | |
| Electrical | UL Electrical RTI (°C) | 130 | UL 746B |
| Mechanical | UL Mechanical Strength RTI (°C) | 130 | UL 746B |
| Regulatory | UL Flammability Rating | V-0 | UL-94 |
| Property Name | Thickness (μm) | Elongation % to Break @23°C | Dielectric Strength (kV/mm) | Thermal Conductivity (W/mK) | Tensile Strength @23°C (MPa) | Tensile Modulus @23°C (GPa) |
|---|---|---|---|---|---|---|
| Test Method | ASTM D5470 | ASTM D882 | ASTM D149 | ASTM D5470 | ASTM D882 | ASTM D882 |
| Kapton® 150MT+ | 38.1 | 44 | 209 | 0.75 | 83.0 | 4.30 |
| Kapton® 200MT+ | 50.8 | 44 | 197 | 0.75 | 83.0 | 4.30 |
| Kapton® 300MT+ | 76.2 | 35 | 154 | 0.75 | 83.0 | 4.30 |