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Chemical Name: 2-(2’-hydroxy-3’, 5’-di-tert-amylphenyl) benzotriazole
Molecular Formula: C22H29N3O
Molecular Weight: 351.5
CAS No. : 35973-55-1
Chemical Structure:
Specification Date Sheet
| Appearance |
: Slightly yellowish powder |
Melting Point |
: 78-82℃ |
Solubility at 25℃ (g/100ml solvent) |
: MEK |
: 24 |
Ethyl Acetate |
: 20 |
Xylene |
: 44 |
Water |
: <0.01 |
|
n-Butyl Acetate |
: 28 |
Application:
1.Coatings:
1.0~3.0 wt% based on solids
2. Polypropylene:
0.3~0.6 wt% based on polymer weight
3. Polyvinyl Chloride:
0.2~0.5 wt% for rigid PVC based on polymer weight
0.1~0.3 wt% for plasticized PVC based on polymer weight
4. Unsaturated Polyester:
0.2~0.4 wt% based on polymer weight
5. Polyurethane:
0.3~1.0. wt% based on polymer weight
6. Polycarbonate:
0.15~0.3 wt% based on polymer weight
7. Polyacrylate:
0.
15~0.3 wt% based on polymer weight
Storage:
Chemsorb-328 should be stored in a closed system and be kept in a dry and dark place without any light exposure.
Package:
30kgs net/fiber drum w/inner plastic bag
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UV-328
