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Kapton® HPP‑ST polyimide film is a double‑side surface‑treated material developed to support applications requiring consistent processing and performance across a wide temperature range. Its surface treatment is intended to enable reliable integration with typical adhesion systems, as detailed in the applicable technical data sheet.
| Property Group | Property Name | Value | Test Method |
|---|---|---|---|
| Appearance | Color | Amber | |
| Classification | Functional Film Type | Improved property all purpose film | |
| Electrical | UL Electrical RTI (°C) | 240 | UL 746B |
| Mechanical | UL Mechanical Strength RTI (°C) | 200 | UL 746B |
| Regulatory | UL Flammability Rating | V-0 | UL-94 |
| Property Name | Thickness (μm) | Elongation % to Break @23°C | Dielectric Strength (kV/mm) | Dielectric Constant @ 1 kHz | Thermal Conductivity (W/mK) | Density (g/cc) | Tensile Strength @23°C (MPa) | Tensile Modulus @23°C (GPa) |
|---|---|---|---|---|---|---|---|---|
| Test Method | ASTM D5470 | ASTM D882 | ASTM D149 | ASTM D149 | ASTM D5470 | ASTM D1505 | ASTM D882 | ASTM D882 |
| Kapton® 100HPP-ST | 25.4 | 72 | 303 | 3.40 | 0.12 | 1.42 | 231.0 | 2.80 |
| Kapton® 200HPP-ST | 50.8 | 72 | 240 | 3.40 | 0.12 | 1.42 | 234.0 | 2.80 |
| Kapton® 300HPP-ST | 76.2 | 78 | 201 | 3.50 | 0.12 | 1.42 | 234.0 | 2.80 |
| Kapton® 500HPP-ST | 127.0 | 82 | 154 | 3.50 | 0.12 | 1.42 | 231.0 | 2.80 |