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ZHEJIANG WANFENG CHEMICAL CO.,LTD.
 

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ULTRAVIOLET ABSORBENT

UV-328

Chemical Name: 2-(2'-hydroxyl-3',5'- di-amyl-phenyl )benzotriazoles

Molecular:   C22H29N3O
CAS NO. 3896-11-5
Structure:

                   

Main chemical features:

Appearance

Slightly yellow powder

Purity

99%

Melting point

80-83°C

Dust content

<0.1%

Light transmittance

440nm>97%  550nm>98%

 Function introduction:
This product is a UV absorbent, it may absorb UV between 270 nm to 380 nm,max345nm, it is a highly effective light stabilizer for a variety of plastics and other organic substrates, it's used as recommended for the stabilization of styrene home and copolymers, acrylic polymers, unsaturated polyesters, polyvinyl chloride, polyolefin, polyurethanes' polyacetals, etc.

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

 

 

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