UV Absorber UV-327 for PP/PE/PVC

• CAS No.: 3864-99-1
• Formula: C20h24cln3o
• EINECS: 223-383-8
• Color: Light Yellow
• Kind: UV Absorber
• Appearance: Powder
• Model NO.: CAS NO. 3864-99-1
• Storing: Sealed, Dry and Dark Conditions
• Transport Package: 25kg Carton
• Specification: powder
• Trademark: DEBORN
• Origin: China

Product Description

Chemical Name: 2-(3',5'-di-tert-Butyl-2'-hydroxyphenyl)-5-chloro-2H-benzotriazole
Synonyms:2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol
Molecular Formula  C20H24ClN3O  
Molecular Weight   357.9    
Structure


CAS Number   3864-99-1

Specification

Appearance	light yellow powder
Content	≥ 99%
Melting point	154-158°C
Loss on drying	≤ 0.5%
Ash	≤ 0.1%
Light transmittance	440nm ≥ 97%
	500nm ≥ 98%

Applications:
This product is suitable in Polyolefine, Polyvinyl chloride, organic glass and others. Max absorption wave length range is 270-400nm.
Toxicity: low toxicity,rattus norvegicus oral LD50 =5g/Kg weight.

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

Package and Storage

1. 25kg carton
2. Stored in sealed, dry and dark conditions

Other products of the UV Absorber Series, for example:
BP-1 (UV-0)
BP-2
BP-3(UV9)
BP-4
BP-5
BP-6
BP-9
BP-12(UV-531)
BP-P
UV-120
UV-234
UV-320
UV-326
UV-328
UV-329
(UV-5411)
UV-360
UV-571
UV-1084
UV-1164
UV-1577
UV-2908
UV-3030
UV-3039
UV-3638
UV-4050H
UV-5050H
UV-1
UV-2