본 제품은 스프레이(airless) 코팅용입니다. 특수한 솔벤트(MPA/GBL)는 스프레이 코팅중 건조과정에서 발생하는 엉김 현상을 방지합니다.
Property |
Unit |
Value |
Method |
|---|---|---|---|
색상(unexposed) |
|
dark-blue |
visual |
색상(exposed) |
|
bluish |
visual |
점도@ 20°C |
|
* |
|
밀도(liquid) |
g/cm³ |
0.9 |
gravimetric |
밀도(solid) |
g/cm³ |
1.25 |
gravimetric |
고형성분 |
%wt |
35 |
gravimetric |
광감도(Photosensitivity) |
Stouffer SSG21 |
4 - 5 |
see processing |
표면 |
|
hard-contact exposure |
|
* 사용하기전에 점도 조절응 할 필요가 없습니다.
Processing
Process step |
Typical conditions |
|---|---|
Pre-clean |
Ensure dry metal surface, free from dust and other contaminants (oil, grease and other stains) |
Application |
airless-spray-coating |
Flash-off |
5-10 min at room temperature |
Drying |
5 - 10 min @ 80°C in convection oven |
Exposure** |
150 - 300 mJ/cm² (350 - 400 nm) |
Developing |
1% aqueous sodium carbonate; 35°C; 30 - 60 sec |
Etching |
suitable for acidic media (ferric chloride, cupric chloride); limited stability in alkaline etchants (aqueous ammonia) |
Stripping |
2 - 5% potassium hydroxide at 50-90°C |
**Heavily depending on exposure equipment used (Intensity, Geometrics)