solder resist ink for LED
1. LED energy saving; 2. High reflectivity; 3. Excellent heat/chemical resistance; 4. High insulation; 5. Superb white;
LB-1900W is specially designed for LED light and has similar characters with LB-1900 used for PCB except its superb white color. The film coated has excellent heat and chemical resistance, and provides excellent insulation and adhesion to the base material.
| Part NO | LB-1900W |
| Color, part A | white |
| Color, part B | transparent |
| Mixing ratio | Part A : part B = 3:1 |
| Viscosity | 180-280 ± 20 ps at 25 DegC, VT-04 |
| Pre-curing first side | 15-20 min |
| Pre-curing second side | 20-25 min |
| Exposure energy | 300 - 800 mj/cm2, grade 9 - 12 |
| Post curing | 60 min, 150 - 155 DegC |
| Hardness pencil | >=6H |
| Adhesion | 100/100 |
| Heat Resistance | 260 DegC/20s |
| Insulation | 1 x 1012 Ω |
| Shelf life | 9 month at 25 DegC in dark area |
| Application | used on LED light for engery saving |
solder resist ink for LED
