RIANOX 245
Product Features
An asymmetric hindered phenolic primary antioxidant with low odor, very low volatility, and excellent resistance to extraction from polymer compounds. Particularly effective in styrene polymers, POM, and polyurethane systems. Also serves as an effective chain terminator during PVC polymerization. Especially noteworthy in synergistic blends with RIANOX® 168 phosphite (RIANOX B-blends).
Basic Information
| CAS No. | 36443-68-2 |
| Chemical Name | Triethylene glycol bis[3-(3-tert-butyl-4-hydroxy-5-methylphenyl)propionate] |
Product Properties
| Molecular Weight | 587 |
| Melting Range (°C) | 77–81 |
| Appearance | White / Off-white Powder or Granule |
| Odor | Low Odor |
| Standard Packaging | 20 kg Bag |
Solubility (@20°C, g/100g solvent)
| Solvent | Solubility |
|---|---|
| Acetone | ≥50 |
| Chloroform | ≥40 |
| Methylene Chloride | ≥40 |
| Ethyl Acetate | 37 |
| Benzene | 18 |
| Methanol | 12 |
| Ethanol | 10 |
| Toluene | 6 |
| Styrene | 6 |
| n-Hexane | <0.1 |
| Water | <0.01 |
Recommended Substrates
ABS / MBS
PS / HIPS
POM (Polyacetal)
Polyurethane (PU)
Polyamide (PA)
Polyester
PVC
SBR / Elastomer
Spandex / PU Fiber
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