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UV Absorber 928 Details
Chemical Name:UV Absorber 928
CAS No.: 73936-91-1
Molecular Formula:C29H35N3O
Molecular Weight: 441.6077
MolecularStructure:
Appearance:Light Yellow Powder
UV Absorber 928 Typical Properties
| Item | Specifications | Results | |
| Appearance | Light Yellow Crystalline Powder | Light Yellow Crystalline Powder | |
| Melting Point | 108-112°C | 110°C | |
| Volatile | ≤ 0.3% | 0.2% | |
| Ash | ≤ 0.1% | 0.05% | |
| Transmittance | 460nm | 97% | 98% |
| 500nm | 98% | 98.5% | |
| Purity | ≥98% | 99% | |
UV Absorber 928 Usage
Suitable for high performance coatings, especially for powder coatings and coil continuous coatings, as well as automotive coatings and conventional coatings.
It is generally better to use together with the light stabilizer UV-292 or UV-123.
UV Absorber 928 Packaging and Shipping
Packing: 25kg/drum, 25kg/carton
UV Absorber 928 Storage
Store in a cool place and keep it sealed to avoid direct sunlight.
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