• Perodox® 42 - tert-Butyl peroxy-3,5,5-trimethylhexanoate

    CAS: 13122-18-4 Polymerization Initiator & Organic Peroxide

  • Product Overview

    Perodox® 42,tert-Butyl peroxy-3,5,5-trimethylhexanoate is an organic peroxide compound widely used as a free radical initiator in polymerization processes. With the CAS number 13122-18-4, this chemical serves as an efficient initiator for the production of various polymers including polyethylene, polyvinyl chloride (PVC), and polystyrene.

    This peroxide is particularly valued for its balanced reactivity and decomposition characteristics, making it suitable for a range of temperature conditions in industrial processes. The compound features the characteristic peroxy group (-O-O-) that decomposes to generate free radicals when exposed to heat or catalysts.

    CAS Number: 13122-18-4

    TSCA Status:Listed on inventory

    EINECS/ELINCS No.:236-050-7

    Molecular Weight: 230.3 g/mol

  • Applications

    Perodox® 42,tert-Butyl peroxy-3,5,5-trimethylhexanoate (CAS 13122-18-4) finds extensive application across various industrial sectors,

    primarily in polymer production and chemical synthesis.

    Polymer Industry Applications

    Polyethylene Production: Serves as an initiator for high-pressure free radical polymerization of ethylene

    PVC Manufacturing: Used in suspension and emulsion polymerization of vinyl chloride

    Polystyrene Synthesis: Initiates the polymerization of styrene monomers

    Copolymer Production: Facilitates the production of various copolymers including ethylene-vinyl acetate (EVA)

    Cross-linking Agent: Employed in the cross-linking of polymers to enhance thermal and mechanical properties

    Chemical Synthesis

    Organic Synthesis: Used as a free radical source in various organic transformations

    Fine Chemical Production: Employed in the synthesis of specialty chemicals and pharmaceuticals

    Surface Modification: Facilitates grafting reactions on polymer surfaces

    Industrial Processes

    Injection Molding: Used in polymer processing where controlled initiation is required

    Extrusion Processes: Incorporated in extrusion operations for controlled polymer cross-linking

    Composite Material Production: Enhances properties of fiber-reinforced composites

    Coatings and Adhesives

    Used in formulations for specialty coatings and adhesives, where it initiates polymerization reactions that result in durable, protective surfaces and strong bonding capabilities.

    Others

    The decomposition temperature and half-life characteristics of tert-Butyl peroxy-3,5,5-trimethylhexanoate make it particularly suitable for processes operating in the medium temperature range (approximately 70-120°C), providing flexibility in process design and optimization.

  • Technical Data

    Comprehensive technical specifications and performance characteristics of Perodox®42

    Physical and Chemical Properties

    Molecular Formula:C13H26O4

    Molecular Weight:246.35 g/mol

    Appearance:Clear, colorless to pale yellow liquid

    Assay (Purity):≥ 95% %

    Active Oxygen Content:6.0 - 6.5 %

    Density (at 20°C):0.92 - 0.95 g/cm³

    Viscosity (at 25°C):8 - 12mPa·s

    Flash Point:> 80°C

    Decomposition Temperature (10h half-life):85 - 90°C

    Storage and Handling Specifications

    Recommended Storage Temperature:Below 25°C

    Shelf Life:6-12 months

    Incompatible Materials:Strong acids, bases, reducing agents

    Stabilizer Content:Typically 100-500 ppm

    Packaging:HDPE containers, stainless steel drums

    Safety Information

    Flammability:Combustible liquid

    Reactivity:Organic peroxide, may decompose explosively when heated

    Health Effects: Irritant to skin, eyes, respiratory system

    Environmental Impact:Toxic to aquatic life

  • Frequently Asked Questions

    Comprehensive FAQ section addressing common inquiries about Perodox® 42

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