Identification |
Name |
|
Octabenzone |
Synonyms |
|
2-Hydroxy-4-n-octoxybenzophenone; 2-Hydroxy-4-n-octyloxybenzophenone; 2'-Hydroxy-4'-n-octyloxybenzophenone; 2-Hydroxy-4-(octyloxy)benzophenone; [2-Hhydroxy-4-(octyloxy)phenyl]phenylmethanone |
Chinese Names |
|
紫外线吸收剂 UV-531; 2-羟基-4-正辛氧基二苯甲酮 |
|
Molecular Structure |
|
|
|
Molecular Formula |
|
C21H26O3 |
Molecular Weight |
|
326.43 |
CAS Registry Number |
|
1843-05-6 |
EINECS |
|
217-421-2 |
|
|
|
Properties |
|
Appearance |
|
Light yellow crystalline powder |
Purity |
|
≥99% |
Melting point |
|
47-49℃ |
Transmittance |
|
450nm,≥90%
500nm,≥95% |
Loss on drying |
|
≤0.5% |
Ash |
|
≤0.1% |
|
|
|
Safety Data |
|
Hazard Symbols |
|
Xi Details |
Risk Codes |
|
R36/37/38 Details |
Safety Description |
|
S26;S36 Details |
Application |
|
Polypropylene |
|
0.2-0.5wt% based on polymer weight |
Rigid PVC |
|
0.5wt% based on polymer weight |
Plasticized PVC |
|
0.5-2 wt% based on polymer weight |
Polyethylene |
|
0.2-0.5wt% based on polymer weight |
|
|
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