ZHEJIANG WANFENG CHEMICAL CO.,LTD.
Home About us Products Package Enterprise Feedback Contact us CHINESE  
            FINISHED PRODUCTS
            OF DISPERSE DYES
            PRESSCAKE OF
            DISPERSE DYES
            INTERMEDIATE
            ULTRAVIOLET
            ABSORBENT
            CATIONIC DYES
            ANTIOXIDANT
ZHEJIANG WANFENG CHEMICAL CO.,LTD.
 

Products

ULTRAVIOLET ABSORBENT

UV-326

Chemical Name: 2-(2'-hydroxyl-3'- tert-butyl -5'-methyl-phenyl) chlorobenzotriazoles

Molecular:  C17H18N3OCl
CAS NO. 3896-11-5
Structure:

Main chemical features:

Appearance

Slightly yellow crystallitic powder

Purity

99%

Melting point

137 - 141°C

Dust content

<0.1%

Light transmittance

440nm>97%  550nm>98%

 Function introduction:
It is high-efficient UV absorbent to absorb UV between270-380 nm, used in poly, polystyrene, polyester, polycarbonate, Perspex, polyethylene, ABS resin, epoxy resin and cellulose resin. It almost absorbs no visible light, being especially fit for colorless transparent and pale colored products. It can be used in plastic products for food.

Packing and store:
        
1. UV-326 is innoxious, incombustible, in-explosive and has a good stability.
        
2. Packed in 25kgs or 50kgs paper drum, also can be packed according to customer's requirement.

 

 

Copyright(C)2006,ZHEJIANG WANFENG CHEMICAL CO.,LTD. All Rights Reserved. Supported by ChemNet ChinaChemNet GoldTrust