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Good flexibility, good adhesion to metal substrates Modified polyurethane acrylate for UV Vacuum coating
RU-4212B
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Features: RU-4212B is a medium-functionality, high-reactivity modified UV resin. It has excellent adhesion to ABS, PC, ABS/PC, good flexibility and low shrinkage, excellent vibration wear resistance, and yellowing resistance. Good, good flexibility, good adhesion to metal substrates, can improve the yield of glass fiber treatment agent.
| INDEX | VALUE |
| Appearance | Light yellow viscous liquid |
| Chromaticity | ≤2 |
| Solid Content(％) | 55±2% |
| Degree of functionality | 4 |
| Acid value | < 4 mgKOH/g KOH |
| Viscosity | 500-1500 cps/25℃ |
Application:It is especially recommended for metal UV topcoats and vibration wear-resistant UV topcoats.
Packaging and storage: 200KG; sealed and protected from light at room temperature, one year.
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