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Grade: DuPont™ Kapton® HN
Formula: PI
Form: Metallized Film
Material: Polyimide (PI)
CAS Number: 60842-76-4
Commodity: Polymers
Metallized With:
Aluminum - 30 nm
Surface Finish:
Metallized On One Side
DuPont™ Kapton® HN PI Metallized Film with Aluminum is a high-performance material featuring an ultra-thin aluminum layer that provides excellent reflective and conductive properties while maintaining mechanical strength and flexibility. This film is particularly suited for applications in the aerospace industry, where it is used for thermal insulation and as a protective layer for spacecraft components due to its high thermal stability and resistance to harsh environmental conditions. In the automotive sector, Kapton® HN is utilized for flexible printed circuits and sensors, offering durability and reliability in extreme temperatures. The telecommunications industry benefits from its use in flexible cables and antennas, where its lightweight nature and excellent electrical properties are crucial. Additionally, the film’s reflective properties make it ideal for LED lighting applications, enhancing light output and efficiency. Goodfellow offers this advanced material, ensuring it meets the stringent requirements of these high-tech industries. The unique combination of properties in DuPont™ Kapton® HN PI Metallized Film with Aluminum makes it a versatile solution for various demanding applications, and Goodfellow’s commitment to quality guarantees its reliability and performance.
Tolerances
Metallized Film
| Thickness | ±10% |
|---|
Sizes
| Linear dimension | <100mm | ±1mm |
|---|---|---|
| Linear dimension | >=100mm | +2% / -1% |
Material Properties for Polymers
Chemical Resistance
| Element | Value |
|---|---|
| Acids - concentrated | Poor |
| Acids - dilute | Fair |
| Alcohols | Poor |
| Alkalis | Poor |
| Aromatic hydrocarbons | Good |
| Greases and Oils | Good |
| Halogenated Hydrocarbons | Good |
| Halogens | Fair |
| Ketones | Good |
Mechanical Properties
| Element | Value |
|---|---|
| Coefficient of friction | 0.42 |
| Hardness - Rockwell | E52-99 |
| Elongation at break( % ) | Aug-70 |
| Tensile modulus( GPa ) | 02-Mar |
| Izod impact strength( J m⁻¹ ) | 80 |
| Tensile strength( MPa ) | 70-150 |
Electrical Properties
| Element | Value |
|---|---|
| Dielectric constant @1MHz | 3.4 |
| Dissipation factor @ 1kHz | 0.0018 |
| Dielectric strength( kV mm⁻¹ ) | 22 |
| Surface resistivity( Ohm/sq ) | 10¹⁶ |
| Volume resistivity( Ohmcm ) | 10¹⁸ |
Physical Properties
| Element | Value |
|---|---|
| Flammability | V0 |
| Radiation resistance | Good |
| Refractive index | 1.66 |
| Resistance to Ultra-violet | Poor |
| Limiting oxygen index( % ) | 53 |
| Water absorption - over 24 hours( % ) | 0.2-2.9 |
| Density( gcm⁻³ ) | 1.42 |
Thermal Properties
| Element | Value |
|---|---|
| Heat-deflection temperature - 1.8MPa( C ) | 360 |
| Lower working temperature( C ) | -270 |
| Upper working temperature( C ) | 250-320 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 1090 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 0.1-0.35@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 30-60 |
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