| Place of Origin: | China |
|---|---|
| Brand Name: | LONGPU |
| Minimum Order Quantity: | 50KG |
| Packaging Details: | 25kg |
| Payment Terms: | T/T ,L/C |
| Supply Ability: | Prompt |
Ingredients: 2,2'-methylene bis(6-(2H-benzotriazole-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol)
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.
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%
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
