Amivion MPEPA is a mixed polyethylene polyamine blend that combines higher polyethylene polyamine homologs with alkanolamine components in a single viscous liquid formulation. The polyamine fraction comprises isomers and higher homologs of triethylenetetramine (TETA), tetraethylenepentamine (TEPA), and pentaethylenehexamine (PEHA), while the alkanolamine fraction includes aminoethylethanolamine (AEEA), diethanolamine (DEA), and hydroxyethyl diethylenetriamine (HE-DETA) along with their higher derivatives. Amivion MPEPA is used primarily as an intermediate in the manufacture of asphalt additives, epoxy curing systems, and related nitrogen-functional chemical derivatives.
Amivion MPEPA Overview
Amivion MPEPA is produced via ethylene amine synthesis routes that yield a controlled distribution of higher polyamine homologs together with ethanolamine-derived by-products. The polyamine fraction carries multiple primary and secondary amine groups per molecule, contributing to a high total amine content per unit mass across the blend. The alkanolamine components introduce hydroxyl groups alongside amine functionalities, expanding the range of available reaction chemistries compared with single-component polyamine streams. This combination enables Amivion MPEPA to participate in amidation, imidazoline ring formation, Mannich condensation, and direct epoxy ring-opening reactions, making it suitable for derivatization into a wide range of functional intermediates. The product presents as a yellowish to amber viscous liquid with ammoniacal character and is miscible with water and polar solvents.
Key Features
- High Total Amine Content: Amivion MPEPA delivers a broad distribution of reactive primary and secondary amine groups derived from the higher polyamine fraction. This results in a product with high nitrogen content per unit volume, supporting effective reactivity in intermediate synthesis applications including condensation with fatty acids and reaction with epoxy functional monomers. The elevated amine number characteristic of the blend enables efficient stoichiometric matching in formulated systems where high nitrogen loading is required.
- Bifunctional Reactivity via Amine and Hydroxyl Groups: The alkanolamine components within the blend contribute hydroxyl groups alongside the amine functionalities present in the polyamine fraction. This dual reactive character allows Amivion MPEPA to engage in both amine-specific reactions such as imidazoline formation and amidation, and hydroxyl-specific transformations such as esterification, thereby broadening its utility as a chemical building block. Formulators benefit from this combined reactivity when designing multifunctional intermediates for asphalt chemistry and corrosion inhibitor synthesis.
- Water Solubility and Compatibility with Polar Systems: Amivion MPEPA is readily soluble in water at ambient temperature and is compatible with polar organic solvents including ethanol and acetone. This solubility profile facilitates handling and dilution during manufacturing processes and supports its use in aqueous-based formulation systems such as asphalt emulsification chemistry. The product can be incorporated into aqueous process streams without requiring prior solvent dissolution steps.
- Liquid Form at Ambient Temperature: The blend remains in liquid form under ambient storage conditions, which simplifies metering, pumping, and transfer operations relative to solid or semi-solid amine intermediates. The viscous liquid character facilitates accurate dispensing in batch and continuous manufacturing environments. Processing equipment typically used for liquid amines is suitable for handling without special modifications.
- Versatile Intermediate Platform: The composition of higher polyamine and alkanolamine components makes Amivion MPEPA adaptable across multiple downstream synthesis pathways. In asphalt applications the product serves as a precursor for fatty acid condensation products used in emulsifier manufacture. In epoxy formulation contexts it functions as an intermediate contributing amine functionality to curing agent packages. Additional derivative pathways include synthesis of corrosion inhibitors, chelating agents, and nitrogen-functional polymers.
Typical Applications
Amivion MPEPA is widely used as an intermediate in the manufacture of asphalt emulsifiers and road construction additives. In this application, the polyamine and alkanolamine components of the blend are condensed with fatty acids or fatty acid derivatives to produce imidazoline-based or amide-amine surfactants. These condensation products are then used to stabilize bitumen-in-water emulsions or to produce cationic asphalt additives that promote adhesion between bituminous binders and mineral aggregate surfaces. The combination of primary, secondary amine groups, and hydroxyl groups in Amivion MPEPA supports flexibility in tailoring the HLB and interfacial activity of the derived emulsifier product.
Beyond asphalt chemistry, Amivion MPEPA finds application as an intermediate for epoxy curing agent synthesis and as a nitrogen-functional building block in the production of corrosion inhibitors, chelating agents, and specialty polyamide resins. In protective coating formulations, amine intermediates derived from Amivion MPEPA contribute reactive nitrogen groups capable of crosslinking with epoxy resins under ambient or mildly elevated temperature cure conditions. The product is also evaluated in mining chemical formulations and in the production of amine-based flotation reagents where multifunctional nitrogen content is advantageous. Amivion MPEPA supports downstream formulation flexibility across these industrial sectors owing to its broad amine and hydroxyl functionality.
Technical Specifications
- Chemical Type: Higher polyethylene polyamine blend with alkanolamines
- Appearance: Yellowish to amber viscous liquid
- Amine Number: To be confirmed based on the final specification sheet.
- Active Content: To be confirmed based on the final specification sheet.
- Density at 20°C: To be confirmed based on the final specification sheet.
- Viscosity at 50°C: To be confirmed based on the final specification sheet.
- Water Content: To be confirmed based on the final specification sheet.
Storage Recommendations
- Recommended maximum storage temperature: To be confirmed based on the final specification sheet.
- Store in a dry, well-ventilated area away from heat sources and direct sunlight.
- Keep containers tightly closed when not in use to prevent moisture uptake and amine volatilization.
- Avoid contact with strong acids, oxidizing agents, and reactive carbonyl compounds.
Packaging & Transport
- Standard Packaging: To be confirmed based on the final specification sheet.
- Net Weight: To be confirmed based on the final specification sheet.
- UN Number: To be confirmed based on the final specification sheet.
- Transport Class: To be confirmed based on the final specification sheet.
Amivion MPEPA: Safety & Handling
Amivion MPEPA should be handled in accordance with applicable safety procedures for amine-containing chemical intermediates. The product contains primary and secondary aliphatic amines and alkanolamines, which are reactive and may cause skin and eye irritation on contact. Vapors may cause respiratory irritation, particularly in poorly ventilated environments. Personnel handling Amivion MPEPA should wear appropriate personal protective equipment including chemical-resistant gloves, eye protection, and respiratory protection where vapors may be present. Users are strongly advised to review the Safety Data Sheet prior to use and to implement engineering controls as specified therein.
The Safety Data Sheet and destination-compliant labeling information for Amivion MPEPA are available upon request. For related polyethylene polyamine products in the Amivion range, see also Amivion AEEA and Amivion TEPA.