![Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate](/themes/simple/img/bread-icon.png "Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate"){kind=icon}
Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate
PowerStab™ 144 is one of hindered amine light stabilizers (HALS), which protect against ultraviolet radiation. It has good solubility and good compatibility, high temperature and ambient temperature.
![Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate](/uploads/image/20230905/13/photoinitiator-184.webp "Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate")
| Synonyms | Tinuvin 144, Eversorb 60. |
CAS Number | 63843-89-0 |
EINECS Number | 264-513-3 |
Chemical Structure |
|
Chemical Formula | C42H72N2O5 |
Molecular Weight | 685 |
Packing | PowerStab™ 144 is supplied in net weight 20kg fiber drum with PE liner. |
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. |
PowerStab™ 144 is especially suitable for systems that require high temperature curing powder coatings and coil coatings, automotive coatings.
PowerStab™ 144 has a hindered phenol type of anti-oxidant moiety, which provides the light stabilizer an extended life.
PowerStab™ 144 is highly effective in reducing coating defects like cracking and gloss loss.
Appearance | White to slightly yellow powder |
Melting Point (°C) | 146-150 |
Boiling Point (°C) | Min.300 |
Volatiles (%) | Max.0.5 |
Color of solution 425nm (%) | Min.95 |
Color of solution 500nm (%) | Min.97 |
Purity (%) | Min.98 |
Solubility [20°C] | % w/w |
MEK | 9 |
Butanol | 2.5 |
Butyl acetate | 10 |
Xylene | 10 |
Water | <0.01 |
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PowerStab 144 HALS Light Stabilizer 63843 89 0 
