CAS 1533-45-5 Optical Brightening Agent OB-1 99% Purity 800-1000 Mesh for Plastic Whitening
CAS 1533-45-5 Optical Brightening Agent OB-1 is a high-performance fluorescent whitening agent specifically formulated for plastic applications. This yellow-green crystalline powder delivers exceptional whitening strength and blue fluorescence for enhanced product appearance.
| Parameter | Specification |
|---|---|
| Product Name | Optical Brightener OB-1 |
| CAS Number | 1533-45-5 |
| Purity | 99% |
| Chemical Formula | C28H18N2O2 |
| Appearance | Yellow-green powder |
| Melting Point | ≥359°C |
| Fineness | 800-1000 mesh |
| Minimum Order Quantity | 1KG |
- High whitening strength with strong fluorescence
- Excellent high-temperature resistance (≥359°C melting point)
- Fine particle size of 800-1000 mesh for uniform dispersion
- Wide application scope across multiple plastic types
- Blue light fluorescence with maximum absorption at 375nm
This optical brightener is suitable for various thermoplastic plastics including:
- PVC, PE, PP, PS, ABS, SAN, SB
- CA, PA, PMMA, acrylic resin
- Polyester fiber, paints, coatings, and printing inks
Per 1000 kg of material:
- EVA, polypropylene fiber, nylon, and Makrolon: 75-200g
- Polyester fiber: 75-300g
25KG cardboard drums with double lined bags. Store in a cool, dry place away from light. Handle with care and prevent environmental contamination. Avoid dust formation and ignition sources.
Handle in accordance with good industrial practices. Prevent dust formation and avoid contact with ignition sources to ensure safe handling.
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