Antioxidant 565 Description
Antioxidant 565 (CAS: 991-84-4) is a high molecular multifunctional hindered phenolic antioxidant, which is mainly applicable to the post-processing and stabilization of unsaturated rubber. It is very effective for elastomers and can protect materials from thermal oxidative degradation during production, processing, and final use. It is an excellent antioxidant and photothermal stabilizer for a variety of resins. It has the characteristics of a small addition, low volatility, high color fastness, and can prevent the formation of a gel.
Antioxidant 565 Specification
CAS Number
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991-84-4
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Chemical Formula
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C33H56N4OS2
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Molecular Weight
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588.95
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Form
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white powder
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Density (g/cm3)
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1.09
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Melting Point
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91-96℃
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Boiling Point
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670.7±65.0℃
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Antioxidant 565 Applications
Antioxidant 565 is suitable for unsaturated elastomers, adhesives, polyolefins and engineering plastics.
Antioxidant 565 Packaging
Our Antioxidant 565 is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
Antioxidant 565 FAQs
Q1. What is Antioxidant 565?
Antioxidant 565 is a high-performance antioxidant that belongs to the family of hindered phenolic antioxidants. It is designed to protect polymers and other organic materials from oxidative degradation, thereby enhancing their stability and extending their service life.
Q2. What are the benefits of using Antioxidant 565?
Enhanced Stability: Provides long-term protection against thermal and oxidative degradation.
Extended Service Life: Helps materials resist aging, thereby prolonging their useful life.
Maintains Physical Properties: Assists in retaining the mechanical and physical properties of materials over time.
Versatility: Effective across a wide range of polymers and applications.
Q3. How does Antioxidant 565 work?
Antioxidant 565 functions by scavenging free radicals and decomposing peroxides that form during oxidative degradation. This prevents the breakdown of polymer chains, helping to maintain the integrity and performance of the material.