UV Absorber UV-320 CAS No. 3846-71-7

Min.Order: 25

Product origin: Shanghai, China

Infringement complaint:

Complaint

US$ -1

Description

Chemical Name: 2-(2H-benzotriazol-2-yl)-4,6-di-tert-butylphenol
Synonyms:2-(2-hydroxy-3,5-di-tert-butylphenyl)-2h-benzotriazole
Molecular Formula C20H25N3O
Molecular Weight 323.4
Structure

CAS Number 3846-71-7

Specification

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

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

25kg carton
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-326
UV-327
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

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