LiPOLY PR28-s High Insulated Thermal Conductive Film
LiPOLY PR28-s is a polyimide-based, thin thermal insulator with strong tensile strength and reliable electrical isolation. It’s ideal for compact, high-performance systems.
PR28-s Features
- Thermal conductivity: 2.5 W/m*K
- Low thermal impedance
- Reworkable and highly durable
PR28-s Applications
- Power supplies and semiconductors
- 5G and EV electronics
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
- PCB Assembly Materials
- Cleaning & Degreaser
- Circuit Board Protection
- Thermal Management Solutions
- EMI Shielding
- General Assembly Adhesives
- Elastomeric Materials
- Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines
Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
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Typical Properties
|
PROPERTY |
PR28-s |
TEST METHOD |
UNIT |
|
Color |
Gray |
Visual |
- |
|
Surface tack 2-side/1-side |
0 |
- |
- |
|
Reinforced layer |
Polyimide |
- |
- |
|
Thickness |
0.10 / 0.125 / 0.15 |
ASTM D374 |
mm |
|
Density |
1.5 |
ASTM D792 |
g/cm³ |
|
Hardness |
80 |
ASTM D2240 |
Shore A |
|
Application temperature |
-60~180 |
- |
°C |
|
ROHS & REACH |
Compliant |
- |
- |
|
ELECTRICAL |
|
||
|
Dielectric breakdown |
8 |
ASTM D149 |
KV |
|
Surface resistivity |
>10¹³ |
ASTM D257 |
Ohm |
|
Volume resistivity |
>10¹² |
ASTM D257 |
Ohm-m |
|
THERMAL |
|
||
|
Thermal conductivity |
2.5 |
ASTM D5470 |
W/m*K |
|
Thermal impedance@20psi |
0.342 |
ASTM D5470 |
°C-in²/ W |
|
Thermal impedance@60psi |
0.269 |
ASTM D5470 |
°C-in²/ W |
|
Thermal impedance@100psi |
0.235 |
ASTM D5470 |
°C-in²/ W |
