UV ABSORBER UV 329 CAS NO.3147-75-9

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UV ABSORBER UV 329 CAS NO.3147-75-9
Posting date : Jul 12, 2022
Membership
Free Member Scince Mar 25, 2019
FOB Price
NEGOTIABLE
Min. Order Quantity
1KG
Supply Abillity
50MT/MONTH
Port
SHANGHAI
Payment Terms
T/T
Package
25KG/BAG
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Category
Contact
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Selling Leads Detail
Company Info
 
Quick Detail
Place of Origin
China [CN]
Brand Name
HOSORB
Model Number
UV 329
HS-CODE
2933-99
Package & Delivery Lead Time
Package
25KG/BAG
Delivery Lead Time
5 DAYS
Detailed Description

Chemical name: 2- (2'-Hydroxy-5'-tert-octylphenyl)benzotriazole

CAS No.:3147-75-9                           

Molecular formular:C20H25N3O

Molecular weight:323                          

Molecular structure


Specification                                                                     

Appearance: White powder

Melting point,℃:103-105

Assay (HPLC), %: ≥99

Ash, %: ≤0.1

Loss on drying, %: ≤0.3

Transmittance   450nm≥98%     

500nm≥99%


Solubility (20℃, g/100ml solvent)                                                   

Acetone:9      Benzene:32     Chloroform:37      Ethyl acetate:15     n-Hexane:6

Methanol:0.6    Methylene chloride:38     Water<0.01


Application                                                                       

UV ABSORBER HOSORB-329 is excellent benzotriazole ultraviolet absorbent with effective absorption of ultraviolet radiation in 270-380 nm region. It is suitable for polyester, rigid PVC, PS, PMMA, PC, ABS resin etc. It is particularly suitable for the protection of polycarbonates. In transparent products and high temperature processing of engineering plastics, its effect is excellent. It can also be used for polyolefin.  info at hhochem com


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