Description

Polyethyleneamine CAS NO 49553-92-6 is a versatile, branched-chain polymeric amine characterized by its high amine functionality and reactivity. This compound is a critical building block and crosslinking agent valued for its ability to modify polymers, resins, and surfaces. It is essential for industries requiring durable coatings, effective adhesives, and advanced water treatment solutions. Its multifunctional nature makes it a key intermediate in the synthesis of specialty chemicals.

Application

• Epoxy Curing Agent & Hardener: Used to formulate high-performance, chemically resistant epoxy coatings, adhesives, and composites.
• Paper Wet-Strength Resin: Serves as a key component in the production of cationic polyamide-epichlorohydrin (PAE) resins to enhance the wet strength of paper and cardboard.
• Water Treatment Chemical: Acts as a precursor for flocculants and scale inhibitors in industrial water treatment processes.
• Adhesive & Sealant Formulation: Imparts improved adhesion, flexibility, and curing properties in various adhesive systems.
• Textile & Leather Auxiliary: Functions as a crosslinker for dyes and finishing agents to improve color fastness and durability.
• Polymer Modification: Used to introduce amine functionality into polymers for applications in ion-exchange resins and personal care products.
• Corrosion Inhibitor Intermediate: A raw material for synthesizing filming amines and other corrosion inhibitors for industrial cooling systems and boilers.

Basic Information

Product Name	Polyethyleneamine
CAS No.	49553-92-6
Molecular Formula	(C2H5N)n • (C4H10N2)m
Molecular Weight	Variable (Polymeric Mixture)
Synonyms	Polyethylenimine; PEI; Poly(ethylenimine); Polyaziridine; Poly(iminoethylene); Ethyleneamine polymer; Aziridine, homopolymer; Lupasol (common trade name); Polymin (common trade name); Hyperbranched polyethyleneimine
EINECS	256-473-0

Quality Control

Our Polyethyleneamine is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in amine value, viscosity, and composition. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and physical parameters is provided with every shipment to guarantee it meets your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent absorption of atmospheric moisture and carbon dioxide.

Specification

Item	Specification
Appearance	Viscous, pale yellow to amber liquid
Identification (IR)	Conforms
Assay (Total Amine Value)	Contact for details
Primary Amine Content	Contact for details
Secondary Amine Content	Contact for details
Tertiary Amine Content	Contact for details
Viscosity (at 25°C)	Contact for details
Water Content	≤ 1.0%
Density (at 20°C)	~1.03 - 1.08 g/mL

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.