• PVC Effective UV Absorber UV-326
  • PVC Effective UV Absorber UV-326
  • PVC Effective UV Absorber UV-326
  • PVC Effective UV Absorber UV-326

PVC Effective UV Absorber UV-326

CAS No.: 3896-11-5
Formula: C17h18n3ocl
EINECS: 223-445-4
Certification: REACH
Color: Yellow
Kind: UV Absorber
Customization:
Gold Member Since 2014

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Basic Info.

Model NO.
UV-326
Appearance
Powder
Transport Package
25kg/Carton
Specification
99%
Trademark
DEBORN
Origin
China
HS Code
381229
Production Capacity
100mt/Month

Product Description

Chemical name: 2-(2'-hydroxide-3'- tertiary butyl5'-methylphenyl)-5 -chloro-2H-benzotriazole 

Molecular formula: C 17H 18N 3OCL

Molecular weight: 315.5

CAS NO.: 3896-11-5

Chemical structural formula:
PVC Effective UV Absorber UV-326


Appearance: light yellow small crystal
Content: ≥ 99%
Melting point: 138°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance:
Wave length nm Light transmittance %
              460                           ≥ 96
              500                            ≥ 97

Toxicity: low toxicity,rattus norvegicus oral LD50 >5g/Kg weight.

Use:This product is suitable in Polyolefine, Polyvinyl chloride, organic glass and others. Max absorption wave length range is 270-380nm.

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
 
  PVC Effective UV Absorber UV-326


 

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