OEM Curing Agent – MHHPA (HMH-700)
Methylhexahydrophthalic Anhydride (MHHPA) is a liquid, unmodified anhydride curing agent designed for epoxy resin systems used in electrical insulation and composite manufacturing.
CAS No. 19438-60-9 | Product Grade: HMH-700
MHHPA Anhydride Curing Agent
MHHPA for Epoxy Resin and Industrial Manufacturing
MHHPA, also known as methylhexahydrophthalic anhydride, is a liquid anhydride curing agent used primarily in epoxy resin formulations. HMH-700 is an unmodified grade intended for electrical insulating materials and composite manufacturing processes.
With a specified purity of at least 99%, a viscosity range of 40–70 mPa·s at 25°C, and a low free-acid specification, HMH-700 provides defined technical parameters for manufacturers evaluating curing agents for their production systems.
Unmodified Anhydride
A liquid anhydride curing agent for epoxy resin systems.
Defined Specifications
Key parameters include purity, viscosity, acid value and anhydride group content.
Industrial Applications
Intended for electrical insulation and selected composite production processes.
MHHPA Curing Agent Applications
HMH-700 is used as an epoxy resin curing agent in electrical insulation and composite manufacturing. Its documented application areas include encapsulation, fiber winding, resin transfer molding and pultrusion.
Electrical Insulation
For epoxy resin systems used in electrical insulating materials and encapsulation applications.
Fiber Winding
Used in fiber-winding processes for composite products and pipe systems.
Resin Transfer Molding
Suitable for evaluation in epoxy-based resin transfer molding (RTM) systems.
Pultrusion
Used as a curing agent in epoxy resin systems for pultruded composite profiles.
MHHPA HMH-700 Technical Specifications
Review the listed product specifications when assessing MHHPA for your epoxy formulation and manufacturing requirements. Please request the current technical data sheet (TDS) and certificate of analysis (COA) for purchasing confirmation.
| Property | Specification |
|---|---|
| Chemical Name | Methylhexahydrophthalic Anhydride (MHHPA) |
| Grade | HMH-700 |
| CAS Number | 19438-60-9 |
| Appearance | Yellow transparent liquid, no impurity |
| Color (Pt-Co) | ≤ 20# |
| Purity | ≥ 99% |
| Acid Value | > 670 mgKOH/g |
| Anhydride Group Content | ≥ 41.0% |
| Viscosity at 25°C | 40–70 mPa·s |
| Free Acid | ≤ 0.50 |
| Heating Loss (125°C, 2 h) | < 1.00% |
| Physical State at 25°C | Liquid |
| Water Solubility | Decomposes |
Note: Values are reproduced from the supplied product specification. The source document does not provide a flash point, molecular weight, specific gravity or a unit for free acid. Confirm these details with the supplier before publication or use in technical qualification.
OEM MHHPA Curing Agent Supply for Industrial Buyers
For manufacturers and distributors sourcing MHHPA anhydride curing agents, product specifications, packaging, documentation and delivery arrangements are important parts of the purchasing process.
Share your required grade, target quantity, destination port and technical documentation requirements to discuss a suitable supply arrangement for your business.
Discuss Your RequirementsProcurement Support
Technical Documentation
TDS, MSDS, COA and other purchase-related documents can be discussed according to your requirements.
Packaging Options
IBC containers, flexitanks and drums are listed in the product's commercial specification.
Export Delivery Coordination
FOB Ningbo and CIF arrangements are described in the supplied commercial terms.
Order Coordination
A dedicated client manager and container loading reports are included in the stated commercial arrangements.
MHHPA Packaging and Export Delivery
HMH-700 is offered with multiple listed bulk packaging options. Confirm the applicable loading quantity, packaging suitability and transport requirements for your destination before placing an order.
IBC Container
Listed net loading quantity per container.
Flexitank
Listed net loading quantity per container.
Drums
Listed net loading quantities per container.
FOB Ningbo
Target readiness stated in the product document: 10 days. Confirm the production and shipment schedule when ordering.
CIF Delivery
International logistics coordination, route and freight planning, and purchase insurance arrangements are described in the supplied commercial terms.
Quality Documentation for Industrial Purchasing
The product reference identifies ISO 9001, ISO 14001 and ISO 45001 management systems. These refer to management-system arrangements and should not be interpreted as product-specific certifications.
Buyers can discuss the technical and commercial documents needed for supplier evaluation, incoming quality checks and order processing.
Available Document Types
For reviewing product specifications and technical parameters.
For reviewing relevant safety and handling information.
For reviewing the applicable batch analysis information.
Request the current documents and confirm availability for your specific order.
MHHPA Curing Agent FAQs
1. What is MHHPA used for?
MHHPA is an anhydride curing agent used primarily in epoxy resin systems. The documented applications of HMH-700 include electrical insulating materials, encapsulation, fiber winding, resin transfer molding (RTM) and pultrusion.
2. What is the CAS number of MHHPA HMH-700?
The CAS number listed in the supplied product specification is 19438-60-9. Confirm the chemical identity against the current TDS and SDS before use.
3. What is the purity of HMH-700?
The stated purity specification is at least 99%. Buyers should refer to the current product specification and applicable batch COA for confirmation.
4. What packaging options are available for MHHPA?
The supplied product reference lists IBC containers, flexitanks and drums, with stated container loading quantities of 19.8 MT, 25 MT, and 17.6 / 19.2 MT, respectively. Confirm the applicable configuration and loading plan with the supplier.
5. Can I request technical and safety documents before ordering?
Yes. The product reference identifies TDS, MSDS and COA as purchase-related documents that can be discussed with the supplier. Request the current versions relevant to your order.
6. What delivery terms can be discussed?
The supplied commercial reference describes FOB Ningbo and CIF delivery arrangements. Confirm current availability, lead time, payment terms and freight costs when requesting a quotation.
Looking for an MHHPA Curing Agent Supplier?
Send us your required quantity, destination port, packaging preference and technical requirements to discuss MHHPA HMH-700 supply options, documentation and export delivery arrangements.
MHHPA · Methylhexahydrophthalic Anhydride · HMH-700 · CAS 19438-60-9
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