PolyK has a stock of ultrathin high-temperature high-K (dielectric constant) polymer films that find applications in capacitors, batteries, printed electronics, wearable electronics, OLED, photovoltaics, acoustics, electro-wetting, speakers, actuators, piezo sensors, etc. 

1. Kapton Polyimide Film: 3 µm, 5 µm, 7.8 µm, 12.5 µm, 25µm, up to 250 µm [No adhesive]

2. Upilex-S polyimide Film: 8 µm and 12 µm; Tg, 80 oC higher than Kapton

3. Polypropylene, Biaxially Oriented (BOPP): 2.0 µm, 2.4 µm, 3.0 µm, 3.5 µm, 3.8 µm, 4.8 µm, 5.8 µm, 6.8 µm, 7.8 µm, 8.8 µm, 9.8 µm, 15 µm; biaxially oriented, any thickness > 15 µm; extruded, no orientation

4. PET Mylar ® Polyester: 0.9 µm, 1.4 µm, 2.0 µm, 3.0 µm, 3.5 µm, 4.0 µm, 4.5 µm, 6.8µm, 8.0 µm, 10.0 µm, 12.0 µm; biaxially oriented

5. PEN TEONEX®: 2.4 µm, 3.8 µm, 5.0 µm, 6.0µm, 8.0 µm; biaxially oriented

6. PPS: 4.5 µm, 6 µm, 9 µm; biaxially oriented

7. Polycarbonate: <10 µm; Tg: 150 oC, 180 oC, or 200 oC

8. PEEK: 5 µm, 9 µm, and 12 µm

9. Polyetherimide Ultem: 4~5 µm, 12 µm, 25 µm, and 250 µm; Tg, 225 oC - 265 oC; (Ultem 1000 PEI)

10. Polyethersulfone: PESU 6 µm - 25 µm; also available, polyphenyl sulfone (PPSU)

11. Fluorene polyester: FPE 6 µm; Tg, 330 oC

12. Flexible glass: 10 µm, 25 µm, and 50 µm; Tg, 760 oC; Dielectric constant > 5.5, Tg > 600 °C

13. THV, ETFE, FEP, PFA, ECA3000: 4 µm - 200 µm; high temperature fluoropolymers;  ETFE and PFA film as thin as 5 mm

14. PVDF: 6 µm to 100 µm; uniaxially or biaxially oriented; K ~12; E >2500 Mpa; 25 µm to 100 µm; extruded, no orientation

15. PVDF-HFP: 2.0 µm, 3.0 µm, 4.0 µm, 4.8 µm, 6.2 µm, 8.0 µm, 10 µm; k, ~10; m.p., 163 oC; breakdown, > 600 V/µm; E, >1000 Mpa; biaxially oriented; 25 µm to 100 µm; extruded, no orientation

16. P(VDF-TrFE) Copolymer: 3 um to 500 um thickness

17. P(VDF-TrFE-CFE) and P(VDF-TrFE-CTFE) Terpolymer: Electroactive; K 45 - 55; m.p., 130 oC; Solution cast

18. Ultrathin film with electrode: Electrostatic Brake (Adhesive): Thin PET film with one surface thin aluminum electrode (0.9, 1.4, 2.0 µm, etc); High dielectric constant film with one surface electrode, or coated on Mylar with aluminum coating.

Contact Us for more details: admin@polyktech.com