NCPI Low ESD Polyimide Film gives excellent performance of low electro-static discharge, with 70-80% less static on film surface than normal PI films. The good flatness and high-voltage property are also among main features. It is developed for low ESD required electrical and electronic products.
Performance Requirements
|
No. |
Item name |
Unit |
Index |
|
25um |
40um |
50um |
75um |
100um |
|
1 |
density |
Kg/m3 |
1425±10 |
|
2 |
tensile strength |
horizontally |
Mpa |
≥165 |
|
vertically |
|
3 |
elongation |
horizontally & vertically |
% |
≥40 |
≥50 |
|
4 |
shrinkage rate horizontally & vertically 150℃ , 400℃ |
% |
≤0.35 |
|
≤2.5 |
|
5 |
industrial frequency electric strength 48-62H2 |
v/um |
≥240 |
≥200 |
≥180 |
≥160 |
|
6 |
surface resistance,200℃ |
Ω |
≥1.0X1014 |
|
7 |
volume resistance,200℃ |
Ω.M |
≥1.0X1010 |
|
8 |
relative permittivity 48～62Hz |
- |
3.5±0.4 |
|
9 |
dielectric power factor 48～62Hz |
- |
≤4.0 X103 |
|
10 |
long-term heat resistance temperature index |
- |
≥180 |
Notes: The reference data was concluded by our own laboratory evaluations, which can't be applied in particular conditions. Users are suggested to apply a full testing before application.
|
