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Price:
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Packing: |
In net wt. 25kg/cardboard drum(paper sack) |
Uses: |
it is high efficient light stabilizer, with good UV adsorption, low volatility. It can be used in PS, PMMA, polyester, hard PVC PC, ABS resin, suitable for transparent products and engineering plastic processed in high temp. It can work with antioxidant |
Usages: |
no data |
UV-329 Description:
UV-329 |
Chemical name: |
2-(2'-Hydroxy-5'-(1,1,3,3-tetramethylbutyl) phenyl) benzotriazole |
Molecular formula: |
C20H25N30 |
Molecular weight: |
323 |
Structural formula: |
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CAS #: |
3147-75-9 |
Properties & Uses: |
it is high efficient light stabilizer, with good UV adsorption, low volatility. It can be used in PS, PMMA, polyester, hard PVC PC, ABS resin, suitable for transparent products and engineering plastic processed in high temp. It can work with antioxidant |
Technical standard: |
Appearance: |
off-white powder |
Assay : |
≥99% (HPLC) |
Melting point: |
103-105 ℃ |
Light transmittance: |
440nm≥98% |
500nm≥99% |
Volatile matter: |
≤0.3% |
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| Suqian Yongsheng Fine Chemical Co., Ltd. |
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