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SUNOX® 555

Octyl-3,5-di-tert-butyl-4- hydroxy-hydrocinnamate. Acts as a phenolic primary antioxidant. It is an effective, non-discoloring stabilizer that provides processing and an excellent long term stabilization. SUNOX® 555 exhibits synergistic effect in combination with phosphites. Used in PVC, ABS, PE, SBR, BR, NBR and synthetic fibers. It is suitable to be used for the stabilization of polyurethane flexible slab stock foams. Can be used with benzotriazoles or HALS for thermal and light stabilization in outdoor applications.
Product Type
Antioxidants > Phenolics
Chemical Composition
Octyl-3,5-di-tert-butyl-4- hydroxy-hydrocinnamate
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