Alkali developing type,photo-imageable liquid solder mask for high insulation PCB
Coating spray type,Thick copper PCB available
Product Features
- Halogen free
- Low outgassing
- High sensitivity
- High insulation resistace
- Good Edge covering
Main Applications
Image
No ion migration occurred
Excellent edge covering on thick-copper PCBs
General Characteristics
| Items | Test condition | DSR-2200P21 -11HR |
|---|---|---|
| Appearance | Viewing | Green |
| Exposure energy | UV lamp type Direct-Imaging exposure system | 100mJ/cm2 |
| Sensitivity | kodak step tablet (above the resist) | 7 steps |
| Film hardness | JIS K5400 | 6H |
| Adhesion Cross cut test | On Copper | 100/100 |
| Soldering resistance | 260℃ 10sec 3cycle | No peal-off |
| Resolution | QFP solder dam/Cu 35μm | 50μm |
| Electroless Ni/Au resistance | Ni：3-5μm，Au：0.05μm | No peal-off |
| Insulation resistance | 85℃85%RH30V 2,000hrs L/S：150μm/150μm | Initial ：1.0E+13Ω 2000hrs ：2.0E+12Ω |
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