Description

n-[3-(Trimethoxysilyl)Propyl]Ethylenediamine is a bifunctional organosilane coupling agent featuring both primary amine and trialkoxysilyl groups. This unique structure enables it to act as a molecular bridge, forming strong covalent bonds between inorganic substrates and organic polymers. It is essential for manufacturers seeking to enhance the adhesion, mechanical strength, and durability of composite materials. Key industries that rely on this versatile silane include adhesives & sealants, coatings, plastics, and advanced composites.

Application

• Adhesive & Sealant Formulations: Improves adhesion to glass, metals, and mineral surfaces, enhancing bond strength and moisture resistance.
• Fiber-Reinforced Composites: Acts as a coupling agent for glass or mineral fibers in epoxy, polyurethane, and phenolic resin systems.
• Surface Modification & Primers: Used to treat fillers (e.g., silica, clay) and pigments to improve dispersion and compatibility in polymer matrices.
• Coatings & Inks: Enhances the adhesion of paints, inks, and functional coatings to difficult-to-bond substrates like aluminum and glass.
• Rubber & Tire Industry: Promotes filler-rubber interaction, improving reinforcement and reducing rolling resistance.
• Epoxy Curing & Modification: Can function as a curing agent or a flexibilizing additive for epoxy resins.

Basic Information

Product Name	n-[3-(Trimethoxysilyl)Propyl]Ethylenediamine
CAS No.	1760-24-3
Molecular Formula	C10H26N2O3Si
Molecular Weight	250.41 g/mol
Synonyms	N-(2-Aminoethyl)-3-aminopropyltrimethoxysilane; 3-(2-Aminoethylamino)propyltrimethoxysilane; Diaminosilane Z-6020; A-1120 Silane; Dynasylan DAMO; Silquest A-1120; (3-Trimethoxysilylpropyl)ethylenediamine; N-β-(Aminoethyl)-γ-aminopropyltrimethoxysilane
EINECS	217-164-6

Quality Control

Our production of n-[3-(Trimethoxysilyl)Propyl]Ethylenediamine adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including Gas Chromatography (GC) for purity and identity verification, to ensure consistency and performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key specifications such as assay, color, and refractive index. Our quality system is designed to meet the demands of global industrial applications, ensuring reliable supply and product traceability.

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/59-77°F). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed under a dry inert atmosphere (e.g., nitrogen) to prevent hydrolysis and maintain product integrity. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Color (APHA)	≤ 50
Refractive Index (n20/D)	1.440 - 1.445
Density (g/mL, 25°C)	1.020 - 1.030

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