• Perodox® 44B - Acetyl Acetone Peroxide

    CAS: 37187-22-7 ( for EU: 13784-51-5) | AAP

    Acetyl Acetone Peroxide formulation for fast curing of unsaturated polyester resins in the presence of a cobalt accelerator at room and elevated temperatures

  • Product Overview

    Acetyl Acetone Peroxide is an organic peroxide compound primarily used as a free-radical initiator in polymerization processes and as a curing agent for unsaturated polyester resins. This high-purity formulation offers consistent performance in various industrial applications with an assay concentration of 33.5% to 36.5% in non-hazardous solvents.

    The compound acts as an efficient catalyst at both room temperature and elevated temperatures when used with appropriate accelerators. Its balanced reactivity profile makes it suitable for controlled polymerization reactions in the plastics, composites, and coatings industries.

    CAS Number:37187-22-7 ( for EU:13784-51-5)

    TSCA Status:Listed on inventory

    EINECS/ELINCS No.:253-384-9 (for EU: 237-438-9)

    Density at 20°C:1.055 g/cm³

    Viscosity at 20°C:21 mPa.s

  • Applications

    Perodox® MEKP is widely used in various industries for resin curing and composite manufacturing

    Polymerization Initiator

    Used as a free-radical initiator for vinyl monomers and other polymerization reactions. Provides controlled reaction kinetics for various polymer systems including vinyl, polyolefins, and silicones

    Resin Curing Agent

    Effective curing agent for unsaturated polyester resins at room temperature. With cobalt accelerators, enables high-temperature curing processes for composite materials, fiberglass, and industrial coatings

    Chemical Synthesis

    Employed as an oxidizing agent in organic synthesis reactions. Used in the production of various specialty chemicals and intermediates. Acetyl acetone (the precursor) is an important intermediate used in organic synthesis as a building block for heterocyclic compounds

    Surface Coatings

    Utilized in coating formulations where controlled cross-linking is required. Provides consistent curing performance in industrial coating applications, including paints, varnishes, and protective coatings

  • Technical Data

    Comprehensive technical specifications and performance characteristics of Perodox® 44B

    Thermal stability

    SADT 60°C

    Storage

    Ts max. 25°C

    Ts min. -10°C

    Packaging and transport

    Perodox 44B land and sea transport is classified as Organic peroxide type E; liquid, Division 5.2; UN 3107.

    Air transport is classified as Organic peroxide type D; liquid, Division 5.2; UN 3105.

    Major decomposition products

    Carbon dioxide, acetyl acetone, mixture of aliphatic acids, water

  • Safety and handling

    Proper handling and storage procedures for Perodox® 44B

    Storage Conditions

    Keep containers tightly closed. Store and handle Perodox 44B in a dry well-ventilated place away from sources of heator ignition and direct sunlight. Never weigh out in the storage room. Avoid contact with reducing agents (e.g. amines),acids, alkalis and heavy metal compounds (e.g. accelerators, driers and metal soaps). Please refer to the Safety Data Sheet(SDS) for further information on the safe storage, use and handling of Perodox 44B.

    Quality Assurance

    Our Acetyl Acetone Peroxide is manufactured under strict quality control procedures to ensure batch-to-batch consistency and reliability.

    Each batch undergoes comprehensive testing including assay determination, active oxygen content analysis, and stability assessment to meet industry standards and specifications.

  • Frequently Asked Questions

    Common questions about Perodox® B and its applications

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