The Photoimageable LED white ink series are most suitable for LED back panel application with its high whiteness, high glossy, and good hiding power depend on board type or requirements, there is different product choice.
Division | SPI-707 WHITE □ | |||
---|---|---|---|---|
LF□ | NL | LT-□ | L1 | |
Viscosity(25˚C, VT-04F) | 150~300 PS | |||
Reflectance (@460nm, 20㎛ on CU) | 79~84% | 83~85% | 82~84% | 84~86% |
ΔE(280˚C X 3min X 3times, in Convection oven) | <3 | <2.0 | <3 | <1.7 |
Pre-Curing | 78˚C X 20min (One side) | |||
Photo Exposure | 400~700 mJ/cm2 | |||
Post-curing | 150˚C X 60min | |||
Pencil hardness | ≥ 4H | ≥ 5H | ||
Coating Thickness (after post-curing) | 10~18㎛ | 13~25㎛ | ||
Resistance to molten solder | 260˚C X 10sec , 3times | |||
Acid Resistance (10Vol% H2SO4, 20˚C) | ≥ 30 min | |||
Alkali Resistance (5wt% NaOH, 20˚C) | ≥ 30 min | |||
Surface Resistance (40˚C, 90% RH, 240hr) | ≥ 1 X 1013Ω | |||
Shelf life(20℃ in a dark Place) | 6 months | |||
Major Features | Flexibility | High reflectance | High performance Properties | Non-discoloration |
* Packing Unit : 1, 4 Kg