Description

Polyamine N7 CAS NO 29320-38-5 is a versatile, high-purity polyamine compound widely used as a key intermediate and functional additive in advanced chemical synthesis. Its unique multi-amine structure provides exceptional reactivity and chelating properties, making it a critical component for enhancing product performance and process efficiency. This product is essential for manufacturers in sectors such as water treatment, epoxy curing, and specialty polymer production, where reliable quality and consistent supply are paramount.

Application

• Epoxy Curing Agent & Hardener: A core component in formulating high-performance, low-temperature cure epoxy systems for coatings, adhesives, and composites.
• Water Treatment Chemical: Acts as an effective scale and corrosion inhibitor, as well as a flocculant aid in industrial water treatment processes.
• Polymer & Resin Intermediate: Serves as a crucial building block in the synthesis of polyamide resins, polyurethanes, and other specialty polymers.
• Chelating Agent: Used to sequester metal ions in various applications, including textile processing, pulp and paper manufacturing, and detergent formulations.
• Oilfield Chemical: Employed in drilling muds and completion fluids for its shale inhibition and clay stabilization properties.
• Paper Sizing Agent: Improves the water resistance and strength of paper and paperboard products.
• Personal Care & Cosmetic Ingredient: Functions as a conditioning agent and pH adjuster in hair care and skin care formulations.
• Pharmaceutical Intermediate: Used in the synthesis of certain active pharmaceutical ingredients (APIs) and drug delivery systems.

Basic Information

Product Name	Polyamine N7
CAS No.	29320-38-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	N7 Polyamine; Polyamine Hardener N7; 1,2-Ethanediamine, N1-(2-aminoethyl)-N2-[2-[(2-aminoethyl)amino]ethyl]-; Tetraethylenepentamine (TEPA) derivative; Polyethylenepolyamine; Amine curing agent N7; Polyfunctional amine N7; PEHA derivative
EINECS	Contact for details

Quality Control

Our Polyamine N7 is manufactured under a strict quality management system to ensure batch-to-batch consistency and reliability. The product undergoes rigorous analytical testing, including assay, impurity profile, and physical property determination, to meet exacting industry standards. A Certificate of Analysis (COA) is provided with each shipment, detailing the specific results for your quality assurance records. We are committed to compliance with relevant global regulatory frameworks.

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) and easily oxidized; therefore, containers must be kept tightly sealed after opening to minimize exposure to air and moisture. Store away from strong oxidizing agents and acids.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 5
Assay (Titration)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Amine Value (mg KOH/g)	Contact for details
Viscosity @ 25°C	Contact for details
Density @ 20°C (g/mL)	Contact for details

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