- Model NO.: UV-328
- Usage: Plastic Auxiliary Agents
- Appearance: Powder
- Color: Yellow
Molecular formula: C22H29N3O
Molecular weight: 351.5
CAS NO.: 21615-48-6
Chemical structural formula:
Appearance: white to light yellow powder
Content: ≥ 99%
Melting point: 80-83°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Toxicity: low toxicity and used in food packing materials.
Use: This product is mainly used in polyvinyl chloride, polyurethane, polyster resin and others. Max absorption wave length range is 345nm.
Water solubility: Soluble in benzene, toluene, Styrene, Cyclohexane and other organic solvents.
General dosage: .
1. Unsaturated Polyester: 0.2-0.5wt% based on polymer weight
Rigid PVC: 0.2-0.5wt% based on polymer weight
Plasticized PVC: 0.1-0.3wt% based on polymer weight
3. Polyurethane: 0.2-1.0wt% based on polymer weight
4. Polyamide: 0.2-0.5wt% based on polymer weight