UV ABSORBENT 328

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  • Min.Order:500 Kg(s)
  • Production Capacity:500 tons
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TIANJIN NORTH JINHENG CHEMICAL PLANT

Business Type:Trader

Country/Region:China

Ddu Verified

HOT Rank

8/10

Product Information

Description

ULTRAVIOLET RADIATON ABSORBENT UV-328

Chemical Name:  2-2'-Hydroxy-3',5'-di-tert-pentylphenylbenzotriazoies

 

Molecular formula

C22H29N3O

Molecular Weight

351.5

CAS#

25973-55-1

 

Introduction:  This product is an ultraviolet light belonging to the benzotriazole class UVAs. It may absorb UV between 270 nm to 380 nm, max345nm.

 

Physical Properties: 

Appearance:

Slightly yellow powder

Assay:

99%

Melting Range:

80

Ash:

0.1%

Light Transmittance:

460nm97%

500nm98%

Volatiles:

0. 3%

Solubility: (At 20g/100ml solvent)

Water

0

Methyl Ethyl Ketone

24

Xylene

44

Ethyl Acetate

20

Minersal Spirits

14

n-Butyl acetate

28

Applications: UV-328 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, polylefins, polyruethanes ,polyacetals, etc. UV-328 is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers. UV-328 protects polymers as well as organic pigments from UV radiation helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering.

Package:  The package is the paperboard drum lined with plastic bag.


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