| Chemical name | 2-(2 '-hydroxy-5' -octyphenyl)benzotriazole |
| Molecular formula | C20H25N3O |
| Molecular weight | 323 |
| CAS NO. | 3147-75-9 |
| Appearance | white powder |
| Content | ≥ 99% |
| Melting point | 101-106℃ |
| Loss on drying | ≤ 0.5% |
| Ash | ≤ 0.1% |
Light Transmittance
|
Wavelength nm |
Light transmittance% |
|
440 |
≥ 97 |
|
500 |
≥ 99 |
Use: As an ultraviolet absorber, this product is mainly suitable for polyolefin, polystyrene, acrylic glass, polycarbonate, ABS resin and so on. The amount is generally 0.1-1%.
Solubility: 25℃ unit: g/100mL solvent
|
Dissolvant |
benzene |
styrene |
n-heptane |
acetic ether |
alcohol |
glycol |
water |
|
Solubility |
39.2 |
33.0 |
7.4 |
21.8 |
0.6 |
0 |
0 |
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