Hindered Amine Light Stabilizers(HALS)
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Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate.
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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
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| Chemical Name: |
Bis(1,2,2,6,6-pentamethyl-4-piperidinyl)-[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]butylmalonate |
| CAS No.: |
63843-89-0 |
| EINECS No.: |
264-513-3 |
| Formula: |
C42H72N2O5 |
| Molecular
Weight: |
146-150 |
| Average Particle Size: |
1 mm |
| Melting Point(°C): |
115-150 |
| Boiling Point(°C): |
Min.300 |
| Volatiles (%): |
Max.0.5 |
| Color of Solution 425nm (%): |
Min.95 |
| Color of Solution 500nm (%): |
Min.97 |
| Appearance: |
White to slightly yellow powder |
| Min. Purity: |
98% |
| Solubility (20°C) |
% w/w |
| MEK: |
9 |
| Butanol: |
2.5 |
| Butylacetate: |
10 |
| Xylene: |
10 |
| Water: |
<0.01 |
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.
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PowerStab™ 144 is supplied in net weight 20kg fiber drum with PE liner.
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