3-(2H-Benzotriazolyl)-5-(1,1-di-methylethyl)-4-hydroxy-benzenepropanoic acid octyl esters
PowerSorb™ 384-2 is a liquid UV absorber of the hydroxyphenylbenzotriazole class developed for coatings.
| Synonyms | Tinuvin 384-2, Tinuvin 99-2, Eversorb 82, Eversorb 81 |
CAS Number | 127519-17-9 |
EINECS Number | 407-000-3 |
Chemical Structure |
|
Chemical Formula | C27H37N3O3 |
Molecular Weight | 452 |
Packing | PowerSorb™ 384-2 is supplied in 25 Kg Drum. |
Note | All information in the leaflet is based on our present knowledge and experience. We reserve the right to make any changes according to technological progress or further developments. Performance of the product described herein should be verified by testing. We specifically disclaim any other express or implied warranty of fitness for a particular purpose or merchantability. We disclaim liability for any incidental or consequential damages. |
PowerSorb™ 384-2 is recommended for: automotive coatings, general industrial applications, i.e. coil coatings, wood coatings.
The liquid form of PowerSorb™ 384-2 provides easy incorporation into water borne systems. The performance provided by PowerSorb™ 384-2 can be enhanced when used in combination with a HALS stabilizer. These combinations improve the durability of clear coats by inhibiting or retarding the occurrence of failures such as gloss reduction, cracking, color change, blistering and delamination. The amount of PowerSorb™ 384-2 required for optimum performance should be determined in trials covering a concentration range.
Appearance | Pale yellowish liquid |
Dynamic Viscosity (20°C, mPa·s) | 3200 |
Density (20°C, g/cm3) | 1.0718 |
Garnder (%) | Max.7 |
Color of Solution 460nm (%) | Min.95 |
Color of Solution 500nm (%) | Min.97 |
Purity (%) | Min.93 |
Solubility [20°C] | % w/w |
butanol | >30 |
Butyl carbitol | >30 |
Ethyl glycol acetate | >30 |
Butyl glycol acetate | >30 |
Methyl ethyl ketone | >30 |
1-methoxypropylacetate-2 | >30 |
Solvesso 100 | >30 |
Solvesso 150 | >30 |
n-Hexane | >30 |
Water | <0.1 |
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PowerSorb 384 2 Benzotriazole UV Absorber 127519 17 9 
