• Perodox® 36 - Di(3,5,5-Trimethylhexanoyl) Peroxide

    CAS: 3851-87-4

    High-Performance Polymerization Initiator,Liquid-form diacyl peroxide for efficient vinyl monomer polymerization

  • Product Overview

    Perodox® 36 ,Di(3,5,5-trimethylhexanoyl) peroxide (TMHP) is a low-temperature diacyl peroxide in liquid form, widely used as an initiator for the polymerization of vinyl monomers, especially for the production of polyvinyl chloride by suspension polymerization.

    This organic peroxide offers several advantages in practice, including uniform polymerization rate, facile control over polymerization reaction, uniform product particle size and fewer fish eyes in the final product.

    CAS Number:3851-87-4

    EINECS/ELINCS No.:223-356-0

    Molecular Formula:C₁₈H₃₄O₄

    Molecular Weight:314.46 g/mol

  • Applications

    Comprehensive guide to applications of Perodox® 36

    PVC Production

    TMHP is extensively used as a low-activity chain initiator alone or in combination with other low-activity chain initiators for the production of polyvinyl chloride of high viscosity-number by suspension polymerization

    Vinyl Monomer Polymerization

    This peroxide initiator is suitable for various vinyl monomers including styrene, acrylates, and methacrylates, providing excellent control over the polymerization process

    Rubber & Plastics

    TMHP serves as an efficient initiator for rubber and plastic formulations, accelerating the curing process and improving material properties

    Adhesives & Resins

    Used in adhesives and unsaturated polyester resins as a curing agent, particularly in hot molding processes such as SMC, BMC, and ZMC

  • Application Selection Guidance

    Key factors to consider when selecting Lauroyl Peroxide for your application

    Reaction Temperature

    Suitable for medium-low temperature polymerization processes (50-120°C)

    Half-Life

    10-hour half-life temperature is 62°C, ideal for controlled polymerization

    Solubility

    Good solubility in common organic solvents for easy formulation

    Safety

    Better operational safety compared to other peroxides

    Cost Effectiveness

    Cost advantages in specific applications

    Performance

    Excellent performance in precise polymerization control applications

  • Technical Data Sheet

    Property

    CAS Number:3851-87-4

    EC Number:223-356-0

    Molecular Formula:C₁₈H₃₄O₄

    Molecular Weight:314.46

    Appearance:Colorless liquid

    Density (20°C):0.942

    Boiling Point:359.5

    Flash Point:149.8

    Water Solubility (5°C):10

    Vapor Pressure (25°C):0.001

    Refractive Index:1.445

    Active Oxygen Content:~5.09

    Safety Information

    H242: Heating may cause a fire

    H315: Causes skin irritation

    H317: May cause an allergic skin reaction

    H304: May be fatal if swallowed and enters airways

    Precautionary Statements

    P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources

    P280: Wear protective gloves/protective clothing/eye protection/face protection

    P403: Store in a well-ventilated place

    P405: Store locked up

    Transport Information

    UN Number: 3106

    Hazard Class: 5.2

    Packing Group: II

  • Frequently Asked Questions (FAQ) about Lauroyl Peroxide

    omprehensive questions and answers about Perodox LUNA applications, safety, and technical specifications