2. Features:Bifunctional polyurethane acrylate, free of organic tin, has good adhesion to materials such as PC and ABS, good plating properties, good adsorption and adhesion of metal ions, good water resistance to boiling, good flexibility, and good bending strength.
3. Indicator
project |
Standards |
test method |
appearance |
Colorless to slightly yellow transparent viscous liquid |
visualization |
chroma |
≤ 2 |
qsg |
active ingredient |
100% |
theoretical value |
functionality |
2 |
theoretical value |
acid value |
<2mgKOH/g |
KOH titration method |
Viscosity |
8000-25000 cps/25℃ |
NDJ-1 rotational viscometer |
density |
1.09-1.13 g/cm³/25℃ |
QBB |
NCO value |
blank |
Di-n-butylamine hydrochloride titration method |
4. Purpose:Specially suitable as a primer resin for vacuum electroplating of aluminum, tin, indium, alloys, stainless steel, etc. on 3C electronic products, mobile phones, laptops, cosmetics, etc.
5. Packaging and Storage:200KG; sealed at room temperature and stored away from light for one year.
Please note:The above indicators and recommended performance are measured under fixed conditions and do not guarantee all usage purposes. For different usage purposes and conditions, users need to verify the formula themselves to ensure compliance with requirements.