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Tinuvin® 171 is a liquid UV light absorber of the hydroxyphenyl-benzotriazole class. Since its absorption spectrum does not tail significantly into the visible region, it is an ideal UV absorber for those systems where initial yellowing must be kept to a minimum.
Details
CAS
125304-04-3
Product Type
Industry
Producer
Supplier
Chemical Composition
Phenol, 2-(2H-benzotriazol-2-yl)-6-dodecyl-4-methyl-, branched and linear
Advantages
- Low tendency to crystallize in formulations allows higher loadings
- High extinction in the UVA region
Other Applications
photographic applications
Handling
Miscible to more than 50% with most commonly used solvents and tricresylphosphate.
Technical data
| Quantity | Value | Unit | Comment |
|---|---|---|---|
| Appearance Properties | |||
| Physical state | Fluid | ||
| Physical Properties | |||
| Molecular weight | 395 | g/mol | |
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