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  UV-329

Chemical Name: 2-(2’-hydroxy-5’-t-octylphenyl)benzotriazole
Molecular Formula: C20H25N3O
   Molecular Weight : 323
CAS No. : 3147-75-9  
Chemical Structure:

Specification Date Sheet

Appearance

: White crystalline powder

Melting Point

: 102 ~ 106℃

Solution
(10g/100ml Toluene)

: Clear

Solubility
(per 100 grams of solvent at 25℃)

Benzene

: 65

Ethyl Acetate

:27.2

n-Heptane

: 8.1

3-A Alcohol

: 0.7

Water

: ins

n-Butanol

: 2

Xylene

: 50

Methylene chloride

: 70.9

Loss on drying

: 0.3%Max

Ash

: 0.1%Max

Assay

: 98%Min

 

 

 

 

 

 


Applications:
 Chemsorb-5411 light stabilizer is a unique photostabilizer that is effective in a variety of polymeric systems; particularly in polyesters, polyvinyl chlorides, styrenics, acrylics, polycarbonates, and polyvinyl butyal. It’s especially noted for broad range UV absorption, low color and volatility, and excellent solubility. Typical end-uses include modling, sheet, and glazing materials for window lighting, sign, marine and auto applications. Specialty applications include coatings (particularly themosets where low volatility is a concern), photo products, sealants, and elastomeric materials.
Package:
40kgs net/fiber drum w/inner PE bag


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