PolyFLEX™ Substrates
Flexible Substrates for Printed Electronics

Hi-Res White Printable Coating
Polyonics manufactures clear and white top coated polyimide films for the printed electronics industry. These flexible substrates are designed to be printed with conductive, semi-conductive and resistive inks
Typical Applications Include:
- Portable Devices
- Smart Bandages
- Temperature Sensors
- Flexible Heaters
- Electrical Circuits
- RFID Antennas
- Flex Circuits
- Flexible OLEDs
Printable Surfaces for Printed Electronics
Polyimide is the preferred material for applications requiring a high degree of dimensional stability after exposure to extreme temperatures (up to 300°C). In addition, polyimide offers a high resistance to chemicals and is light weight and flexible. These properties and its superior electrical characteristics make polyimide an ideal substrate for printed electronics.

Hi-Res Clear Printable Coating
The Challenge
Printing directly on polyimide has always been a challenge due to its poor ink wetting and adhesion properties. Corona treating polyimide is sometimes used, but with little success.
PolyFLEX polyimide flexible substrates take full advantage of polyimides' unique characteristics plus include clear and white printable coatings. The proprietary polymer coatings have been evaluated by leading conductive ink suppliers as providing increased ink receptivity, superior ink adhesion and high resolution printing.
The topcoats incorporated in the Polyonics polyimide substrates allow hi-resolution printability with Flexo and Screen printing techniques.
Technology
PolyFLEX substrates provide the ideal physical and electrical properties for flexible circuits. They are designed using polymer coating technologies developed for the extreme temperatures and harsh environments found in PCB manufacturing. The formulations and coatings are the most durable, highest resolution and most printable polyimide films available.
Product Selection
Click on product number to download technical bulletin
| Product | Color |
Base Film |
Thickness |
Top
Coating |
Print Methods |
MOQ |
| XF-100 | Amber |
Polyimide |
1 mil (25µm) |
Hi-Res Clear Thermal Cured |
Flexo |
9" (230µm), 10" (254µm), 11" (280µm) x 1000' (300M) |
| XF-101 | Amber |
Polyimide |
2 mil (50µm) |
Hi-Res Clear Thermal Cured |
Flexo/Screen |
9" (230µm), 10" (254µm), 11" (280µm) x 1000' (300M) |
| XF-102 | Amber |
Polyimide |
5 mil (125µm) |
Hi-Res Clear Thermal Cured |
Flexo/Screen |
280µm (11") x 300M (1000') |
| XF-103 | White |
Polyimide |
1 mil (25µm) |
Hi-Res Hi-Gloss White Thermal Cured |
Flexo |
9" (230µm), 10" (254µm), 11" (280µm) x 1000' (300M) |
| XF-104 | White |
Polyimide |
2 mil (50µm) |
Hi-Res Hi-Gloss White Thermal Cured |
Flexo/Screen |
9" (230µm), 10" (254µm), 11" (280µm) x 1000' (300M) |
| XF-105 | White |
Polyimide |
5 mil (120µm) |
Hi-Res Hi-Gloss White Thermal Cured |
Flexo/Screen |
280µm (11")
x 300M (1000') |
| XF-106 | Black |
Polyimide |
1 mil (25µm) |
Hi-Res Hi-Gloss White Thermal Cured |
Flexo |
9" (230µm), 10" (254µm), 11" (280µm) x 1000' (300M) |
| XF-107 | amber |
Polyimide |
1 mil (25µm) |
Hi-Temp Hi-res Hi-Gloss White Thermal Cured |
Flexo |
9" (230µm), 10" (254µm), 11" (280µm) x 1000' (300M) |
Ink Partners
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To learn more about these unique polyimide substrates for printed electronics applications, call our technical experts at (603)352-1415 or email us at info@polyonics.com







