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| Add: 24-29/F, Xinhua Mansion, No. |
| 55 Zhongshan Rd., Nanjing, China |
| Tel: 0086-25-84795748 |
| Fax: 0086-25-84795750 |
| E-mail: sales@polyadditive.com |
| Manager: Vivian Cui (Ms.) |
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UV Stabilizer |
UV-327 |
| Chemical name: |
2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole 【MSDS】
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| Equivalent: |
Tinuvin 327 (Ciba SC)/ Cyasorb UV-5357 (Cytec) |
| Structural formula: |
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| Molecular formula: |
C20H24ClN3O |
| Molecular weight: |
357.88 |
| CAS NO.: |
3864-99-1 |
| Physical properties: |
Appearance:
Light yellow powder
|
Melting point:
154DC-158DC
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| Flash point:
234DC |
Specific gravity (g/cm3@20DC): 1.2-1.3 |
Solubility@20DC(g/100g solvent) |
| Water
:
Insoluble
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Acetone
:
1.4
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Methanol
:
0.1
|
yclohexane
:
6.8
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| Benzene :
16.1 |
Alcohol :
0.1 |
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| Specifications: |
Appearance |
: Light yellow powder |
Melting point |
: 151.0℃ min |
Ash |
: 0.05% max |
Volatile |
: 0.5% max |
Transmittance(460nm) |
: 97% min |
Transmittance(500nm) |
: 98% min |
Assay |
: 99% min |
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| Applications: |
UV-327 strongly absorb ultra-violet ray of 300-400nm, It has a nice stability, low volatility, and good solubility for polymer.
It is widely used for PE, PP, Poly (methyl methacrytale), poly urethane and coatings.
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| Packing: |
25kg net fiber drum & 250kg on a pallet
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