UV-622 butanedioicacid,1-(2-hydroxyethyl)-2,2,6,6-tetramethylpiperidin-4-ol CAS 70198-29-7
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Product Description
Product Details
Introduction
UV-622 is a polymeric high molecular weight hindered amine light stabilizer, which is resistant to migration, extraction, gas fading, low volatility, good thermal stability, synergistic with antioxidants and ultraviolet absorbers, and well compatible with resins.
Specification
Appearance | White powder or light yellow granules |
Content | ≥99%(GC) |
Melting point | 50-70℃ |
Ash | ≤0.1% |
Volatility | ≤0.5% |
| Light transmittance | 425 nm≥95% 500 nm≥97% |
Applications
Widely used in PP, PE, PS, ABS, PU, POM, TPE, etc.
Solubility (25 ˚C:g/110g solvent)
Water | Ethyl acetate | n-Hexane | Methanol | Acetone |
<0.01 | ＞50 | 41 | 3 | ＞50 |
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