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Primary Antioxidant - Phenolic Based

PowerNox™ 1520

4,6-bis (octylthiomethyl)-o-cresol.
Chemical Structure
Introduction / Features
PowerNox™ 1520 is a multi-functional antioxidant based on hindered phenol and thioether chemistry. It is ideal for the protection of substrate such as elastomers, adhesives, lubricants and sealants against thermal degradation.
Physical Properties
Chemical Name: 4,6-bis (octylthiomethyl)-o-cresol
CAS No.: 110553-27-0
EINECS No.: N.A.
Formula: C25H44OS2
Molecular Weight: 425
Refractive Index: 1.5262-1.5278
Melting Point(°C): 13~14℃
Specific Gravity ( /20°C): 0.975-0.985
Appearance: Colorless to Slightly Yellow Liquid.
Color of Solution 425nm (%): Min.95
Min. Purity: 96%

Solubility (20°C) % w/w
Acetone: >50
Ethanol: >50
Chloroform: >50
n-Hexane: >50
Methanol: >50
Dichloromethane: >50
Toluene: >50
Water: <0.01

Applications
PowerNox™ 1520 can be applied for emulsion and solution polymerized elastomers such as BR, SBR, NBR, SBS, and others.
PowerNox™ 1520 also effectively protects various adhesive, sealant, and latex applications. It is non-discoloring, non-staining, low in volatility, and stable to light and heat. PowerNox™ 1520 can be used alone at low levels without co-stabilizers to provide both processing and long-terms heat aging stability.
Packings
PowerNox™ 1520 is supplied in 200 kg net/ iron drum.
Technical Library
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