China Hindered Amine Light Stabilizer 944, Find details about China Light Stabilizer, UV Absorber from Hindered Amine Light Stabilizer 944
| Chemical Name | Poly-{[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetrameth yl-4-piperidyl)imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidyl)imino]} |
| Formula | [C35H64N8]n (n=4-5) |
| CAS NO | 71878-19-8 70624-18-9 (US) |
| Molecular Weight | 2100-3000 |
| Appearance | white powder or granule |
| Light Transmittance | ≥93 %(425nm) ≥95 %(450nm) |
| Volatile Matter | ≤0.5% |
| Ash Content | ≤0.1% |
| Softening Point | 100 - 135 °C |
| Bulk Density | 548-646 ( g/L ) |
| Relative Density | 1.01(20°C) |
| Weight Loss Point | ≥270°C |
| Solubility | Soluble in organic solvents, slight in methanol, insoluble in water |
| Toxicity | Intoxic |
| Features and Application | Polymerized highly effective HALS with low volatility and low degradation,a fine heat stabilizer and anti-oxidant,working well with Antioxidant and UV absorber. Widely used in PP,PE,HDPE,LDPE,LLDPE,PEX,PPE,POM,PA,PU,PVC. |
| Recommend Dosage | 2‰-3‰ |
| Cautions | Avoid direct sunlight,moisture,high temperature,substances with sulfur or halogen, such as Flame Retardants and Pesticides.Testing required before use. |
| Package and Storage | 25kgs cardboard or drum (inner with plastic bag) or customized. |