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Special functional group acrylate
B-6263
Product features:
B-6263 is a tetrafunctional polyurethane acrylate containing hydroxyl groups. It features fast curing speed, high film fullness, and excellent toughness. It effectively eliminates pinholes and bubbles in coatings and enhances opacity. It also exhibits outstanding resistance to boiling water. Moreover, its inherent hydroxyl groups, in synergy with -NCO groups, ensure effective curing even at areas of uneven light exposure during UV curing of complex-shaped parts. It demonstrates excellent adhesion to ABS and PU primers. By adjusting the formulation, it can be slightly tinted for curing purposes.
Recommended use:
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Product Specifications:
| Project | Indicator | Detection method |
|---|---|---|
| Appearance | Transparent liquid | Visually |
| Color (APHA) | ≤50 | GB/T 3143-1982 (Platinum-Cobalt Method) |
| Viscosity (cps/25℃) | 1500-3000 | GB/T 2794-2022 |
| Acid value (mg KOH/g) | ≤6.0 | GB/T 6743-2008 |
| Hydroxyl value (mg KOH/g) | 15 ± 3 | GB/T 7193-2008 |
| Specific gravity (g/cm3) | 1.01 ± 0.02 | GB/T 6750-2007 |
| Refractive index (25℃) | 1.45 ± 0.005 | GB/T 614-2006 |
| Active ingredient (%) | ≥80 | Theoretical value |
| Functionality | 4 | Theoretical value |
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