High Quality UV Absorber Bumetrizole CAS 3896 -11-5 UV 326

Model NO.
99%
EINECS
N/a
Appearance
Light Yellow Powder or Granular
Purity
99.0% Min
Melting Poin
138.0 Temprature
Volatiles
0.50% Max
Residue on Ignition
0.05% Max
Transmittance 460nm
97.0% Min
Transport Package
in 15kgs Net Kraft Paper Bag
Specification
25kg/pp bag
Trademark
SWE
Origin
China
Production Capacity
20mts/Month
Reference Price
$ 1.80 - 4.50
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Product Description

High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326
Product Description

uv-326 is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers. UV-326 is especially suited for polyolefins and cold cured polyesters. It protects polymers from UV radiation helping to preserve the original appearance and physical integrity, especially for polyolefins and polyester resins.


Product Name       UV 326
 
Identification
Synonyms              2-(2'-Hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzortriazole
Molecular Formula   C 17 H 18 N 3 OCl
Molecular Weight   315.8
CAS Number           3896-11-5
EINECS/ELINCS        223-445-4

Properties
Appearance            light yellow powder or granular
Melting Range         138 -141 °C
Flash Point               229 °C
Specific Gravity       0.37g /cm 3 at 20 ºC
Stability                    stable under ordinary conditions
Product Parameters

 

Item Specification
Appearance light yellow powder or granular
Purity 99.0% min
Melting point 138.0 ºC min
Volatiles 0.50% max
Residue on ignition 0.05% max
Transmittance 460nm   97.0% min
Transmittance 500nm 98.0% min
Application

Recommended application and 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
 
Packaging & Shipping

Packing and Storage

Packing    In 15kgs net kraft paper bag, 6mts onto 20 pallet in 20Fcl, or in 20kgs drum
Storage    Keep tightly closed and store in cool and dry place
                                                          
Safety Information

Safety Information

Non-hazardous for air, sea and road freight.

High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326 High Quality UV Absorber Bumetrizole CAS 3896-11-5 UV 326

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