• Perodox® T - tert-Butyl cumyl peroxide

    CAS: 3457-61-2

    High-Efficiency Organic Peroxide for Polymerization and Crosslinking

  • Product Overview

    Perodox® T ,tert-Butyl cumyl peroxide (TBCP) is an organic peroxide characterized by its high purity and specific half-life decomposition temperature, making it an excellent initiator for a wide range of polymerization reactions, including the production of polyethylene, polystyrene, and polyvinyl chloride. Its decomposition yields alkoxy and alkyl radicals that initiate free radical polymerization efficiently.

    This compound is typically supplied as a clear liquid or solution and requires strict handling and storage conditions to maintain its stability and effectiveness. Its predictable decomposition kinetics allow for precise control in industrial polymerization processes, contributing to consistent polymer molecular weights and properties.

    CAS Number: 3457-61-2

    Molecular Formula: C11H16O2

    Molecular Weight: 208.3

    EINECS Number:222-389-8

  • Applications

    Polymerization Initiator

    High-Pressure Polyethylene Production: Acts as a key free-radical initiator in autoclave and tubular reactor processes.

    Polystyrene (PS) Synthesis: Used in both bulk and suspension polymerization methods to control molecular weight and distribution.

    Polyvinyl Chloride (PVC) Manufacturing: Serves as an initiator in suspension and emulsion polymerization, influencing the final resin's properties.

    Acrylic Polymer Production: Initiates the polymerization of methyl methacrylate (MMA) and other acrylates for the production of sheets, molding compounds, and adhesives.

    Crosslinking Agent

    Silicone Rubber Vulcanization: Used as a crosslinking agent for silicone polymers at elevated temperatures, enhancing their thermal and mechanical stability.

    Polyethylene Wire & Cable Insulation: Imparts crosslinks to the polymer matrix, improving the insulation's resistance to heat and stress cracking.

    Intermediate in Organic Synthesis

    Used as a source of tert-butoxy and cumyl radicals in the synthesis of specialty chemicals and pharmaceuticals.

  • Product Technical Specifications

    Comprehensive technical specifications and performance characteristics of Perodox® DCP

    Physical & Chemical Properties

    Appearance:Clear, colorless to pale yellow liquid

    Assay (Purity):≥ 98.0%

    Active Oxygen Content:~7.8%

    Molecular Weight:180.24 g/mol

    Density (at 20°C):~1.02 g/cm³

    Refractive Index (nD20):~1.495

    Flash Point:> 80 °C (176 °F)

    Half-Life (t1/2) 10 hours at 115°C; 1 hour at 135°C

    Recommended Storage Temperature:Below 25°C (77°F)

    Decomposition Characteristics

    The decomposition of tert-Butyl cumyl peroxide follows first-order kinetics.

    The primary decomposition products are tert-butanol and acetophenone, which are relatively stable and can influence the final polymer's odor and color.

  • Safety & Storage

    Storage,Packaging and transport

    Ts max. 40°C (104°F)

    Ts min. 16°C (61°F)

    Perodox® T is classified as Organic peroxide type F; liquid, Division 5. 2; UN 3109.

  • Frequently Asked Questions

    This comprehensive FAQ section addresses over 50 common technical, safety, and application-related queries about tert-Butyl cumyl peroxide (CAS 3457-61-2),

    providing precise information optimized for clarity and reference.

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