High-Efficiency Light Stabilizing Agent UV-320

• Customization: Available
• Appearance: Powder
• Usage: Plastic Auxiliary Agents, UV Abosorber
• Model NO.: UV-320
• Color: Yellow
• Transport Package: 25kg/Carton
• Specification: 99%
• Trademark: DEBORN
• Origin: China
• HS Code: 381220

Product Description

Introduction:
      This product is high-efficiency light stabilizing agent, and widely used in plastic and other organics. It has strong ultraviolet radiation absorption ability and low volatility.

Molecular formula:C₂₀H₂₅N₃O

Molecular weight:323.4

CAS NO.: 3846-71-7

Chemical structural formula:

Technical index:
Appearance:light yellow powder
Content: ≥ 99%
Melting point: 152-154°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance: 440nm≥97%
                                     500nm≥98%

Toxicity: low toxicity,rattus norvegicus oral LD 50 >2g/Kg weight.

General dosage:.
1. Unsaturated Polyester : 0.2-0.5wt% based on polymer weight
2.PVC:
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