Perodox HMa: Ketone peroxide, high monomeric (1338-23-4) — Curing Agent for Thermoset Composites, Marine and Transportation

August 12, 2026 4 min read





Perodox HMa: Ketone peroxide, high monomeric (1338-23-4) — Curing Agent for Thermoset Composites, Marine and Transportation



Perodox HMa: Ketone peroxide, high monomeric (CAS 1338-23-4)

High-monomeric MEKP with enhanced efficiency for demanding FRP applications. Delivers superior through-cure in filled resin systems and gel coats.

Quick Facts

Trade Name Perodox HMa
Chemical Name Ketone peroxide, high monomeric
CAS Number 1338-23-4
Chemical Family Ketone Peroxide
Brand Perodox
Function Category Curing Agent
Product Line Organic Peroxides – Ketone Peroxides
Applications FRP, Gel Coats, Filled Resins
Market Segment Thermoset Composites, Marine and Transportation
Physical Form Liquid
Decomposition Temperature 55°C
Active Oxygen Content 10.5%
Molecular Weight

What Is Ketone peroxide, high monomeric?

Ketone peroxide, high monomeric is a ketone peroxide supplied under the Perodox brand as part of the
Organic Peroxides – Ketone Peroxides portfolio. High-monomeric MEKP with enhanced efficiency for demanding FRP applications. Delivers superior through-cure in filled resin systems and gel coats. As a curing agent,
it is engineered for demanding Thermoset Composites, Marine and Transportation applications where consistency and purity are critical.

Key Properties & Specifications

  • Chemical family: Ketone Peroxide
  • CAS number: 1338-23-4
  • Physical form: Liquid
  • Decomposition temperature: 55°C
  • Active oxygen content: 10.5%
  • Molecular weight:

How It Works

As an organic peroxide, Ketone peroxide, high monomeric decomposes by homolytic cleavage when heated near 55°C, generating free radicals. These radicals initiate the polymerization or crosslinking of unsaturated monomers (such as styrene, acrylates, vinyls and unsaturated polyester resins), making it a core radical initiator for thermoset and polymer manufacturing.

Primary Applications

Perodox HMa is applied across FRP, Gel Coats, Filled Resins. Typical market segments include Thermoset Composites, Marine and Transportation.
Its performance profile makes it a trusted choice for formulators who need reproducible,
high-purity raw materials.

Safety, Handling & Storage

Handle Perodox HMa in accordance with its Safety Data Sheet (SDS). Store in original,
sealed packaging away from heat, ignition sources and incompatible materials, within the
recommended temperature range. Personal protective equipment and adequate ventilation are
required. Always consult the current SDS and applicable local regulations before use.

Regulatory & Compliance

Do Sender Chem supplies Ketone peroxide, high monomeric with full documentation and supports compliance with
international chemical regulations (including REACH where applicable). For controlled
precursor grades, supply is managed under know-your-customer and licensing procedures.

Why Source Perodox HMa from Do Sender Chem?

Do Sender Chem is a global specialty chemical manufacturer offering a broad, multi-language
catalog, consistent quality and responsive technical support. With localized content in 20
languages and worldwide delivery, we help polymer, rubber and specialty producers secure
reliable curing agent supply.

Frequently Asked Questions

What is Ketone peroxide, high monomeric used for?

Ketone peroxide, high monomeric (trade name Perodox HMa) is used as a Curing Agent in FRP, Gel Coats, Filled Resins. It serves manufacturers in the Thermoset Composites, Marine and Transportation segments.

What is the CAS number of Ketone peroxide, high monomeric?

The CAS Registry Number of Ketone peroxide, high monomeric is 1338-23-4. The CAS number uniquely identifies the substance and is the standard reference used in safety data sheets, regulatory filings and procurement specifications.

Is Ketone peroxide, high monomeric classified as Ketone Peroxide?

Yes. Ketone peroxide, high monomeric belongs to the Ketone Peroxide chemical family and is marketed under the Perodox brand as part of the Organic Peroxides – Ketone Peroxides product line.

How should Perodox HMa be stored and handled?

Perodox HMa should be stored according to its safety data sheet, away from heat, ignition sources and incompatible materials, in original sealed packaging under the recommended temperature range. Always consult the current SDS and local regulations before handling.

Which industries buy Perodox HMa?

Perodox HMa is supplied to producers in the Thermoset Composites, Marine and Transportation industries that require reliable, high-purity Curing Agent raw materials.

Related Products

Explore other ketone peroxide and curing agent products in our catalog, or contact
our team for formulation guidance.

References

  • CAS Registry Number: 1338-23-4 — Ketone peroxide, high monomeric
  • Do Sender Chem product data sheet: Perodox HMa


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