Phenolic Antioxidant
CAS Number: 1709-70-2
1,3,5-Trimethyl-2,4,6-tris(3,5-di-tert-butyl-4-hydroxybenzyl)benzene (Irganox 1330) high-molecular-weight, low-volatility hindered phenolic antioxidant for thermal stabilization of polyolefins and adhesives at elevated processing temperatures. Its trifunctional structure and high molecular weight provide exceptional permanence and long-term protection against oxidative degradation.
Technical Specifications
| purity | ≥ 98% |
| appearance | White to off-white crystalline powder |
| ash content | ≤ 0.1% |
| melting point | 240 – 245°C |
| loss on drying | ≤ 0.3% |
Applications
- Polypropylene and polyethylene compounds
- Synthetic rubber and TPE compounds
- Adhesives and hot-melt systems
- Lubricants and functional fluids
- Textile and carpet fibers
Key Features
- High molecular weight — excellent permanence
- High melting point — suitable for high-temperature processing
- Trifunctional — three active antioxidant groups per molecule
- FDA approved for food contact applications
- Excellent synergy with phosphite antioxidants
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CAS Number
1709-70-2
Category
Light / Heat StabilizersAvailability
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