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Optical brightener OB-1
Classification :
PRODUCT DETAILS
Bright yellow crystalline powder, itis a fine oxazole whitening agent, insoluble in water, stable performance, with good heat resistance, sun resistance, chlorine resistance and resistance to migration and other properties.
Packing: 25 kgs/bag with inner plastic bag.
| Another name： | optical brightener OB-1 | Chemical formula： | C28H18N2O2 |
| Molecular weight: | 414.45 | EINECS No.: | 216-245-3 |
| Melting point： | 357-360℃ | Flashing point | 1.731 |
| boiling point | 566.8ºC at 760 mmHg | Flashing point:: | 285.1ºC |
| Vapour pressure | 2.79E-12mmHg at 25°C | Density： | 1.39 g/cm3 (25ºC) |
Application area:
1. Used in high temperature of all kinds of plastic and plastic products processing,
2. Because it has very good heat resistance, light resistance, resistance to chlorine bleaching performance, so the whitening agent of polyester fiber, polyester and cotton and other fiber blended fabric whitening effect is ideal, and can be used for whitening polyester concentrate.
3. It can also be used for plastics such as ABS, PS, HIPS, PA, PC, PP, EVA and hard PVC.
Caution of storage：
Keep container closed when not in use. Store in a cool, dry, well-ventilated area away from incompatible substances.
Security information:
Hazard mark: Xi,
Hazard type code: R 36-37-38
Safety instructions: S 24-25-26-37-39
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