• UV Absorber UV-328 for PU/PVC
  • UV Absorber UV-328 for PU/PVC

UV Absorber UV-328 for PU/PVC

CAS No.: 25973-55-1
Formula: C22h29n3o
EINECS: 247-384-8
Color: White to Little Yellow
Kind: UV Absorber
Appearance: Powder
Customization:
Manufacturer/Factory, Trading Company
Gold Member Since 2014

Suppliers with verified business licenses

Shanghai, China
to see all verified strength labels (18)

Basic Info.

Model NO.
CAS NO. 25973-55-1
Storing
Sealed, Dry and Dark Conditions
Transport Package
25kg Carton
Specification
powder
Trademark
DEBORN
Origin
China

Product Description

Chemical Name: 2-(2'-Hydroxy-3',5'-dipentylphenyl)benzotriazole
Synonyms:2-(2H-benzotriaziol-2-yl)-4,6-Di-Tert-Pentylphenol
Molecular Formula:  C22H29N3O    
Molecular Weight:  351.48516    
Structure:

UV Absorber UV-328 for PU/PVC
CAS Number :  25973-55-1


Specification:
Appearance white to light yellow powder
Content ≥ 99%
Melting point 80-83°C
Loss on drying ≤ 0.5%
Ash ≤ 0.1%
Light transmittance 440nm≥96%
500nm≥97%

Applications:
This product is mainly used in polyvinyl chloride, polyurethane, polyester resin and others. Max absorption wave length range is 345nm.

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-327
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

Send your message to this supplier

*From:
*To:
*Message:

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now

You Might Also Like

Gold Member Since 2014

Suppliers with verified business licenses

Manufacturer/Factory, Trading Company
Management System Certification
ISO 9001