High-efficiency UV absorber UV-360 CAS NO.: 103597-45-1

Ingredients:

2,2′-methylene bis(6-(2H-benzotriazole-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol)
Molecular formula:C₄₁H₅₀N₆O₂
Molecular weight:659
CAS NO.: 103597-45-1
Chemical structural formula:

Technical index:
Appearance: light yellow powder
Content: ≥ 99%
Melting point: 195°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance: 440nm≥97%
500nm≥98%

Introduction:
This product is high-efficiency ultraviolet absorbent and widely soluble in many resins. This product is used in polypropylene resin, polycarbonate, polyamide Resin and others.

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

Packing and Storage:

Package: 25KG/CARTON

Storage: Stable in property, keep ventilation and away from water and high temperature