Speciality Chemicals

Aminoethylaminopropylmethyldimethoxysilane

  • CAS No.3069-29-2
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity amino-functional silane coupling agent designed for superior adhesion promotion and silicone oil modification in textiles and coatings.

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Product Technical Details

Product Overview

Aminoethylaminopropylmethyldimethoxysilane is a versatile bifunctional organosilicon compound widely recognized for its exceptional ability to bridge organic polymers and inorganic substrates. As a key member of the amino-functional silane family, this product features a reactive dimethoxy silyl group and a dual amine functionality. This unique molecular structure allows it to act as a powerful coupling agent, surface modifier, and cross-linking promoter across diverse industrial applications.

Manufactured under strict quality control protocols, our grade ensures consistent performance in demanding formulations. It serves as an essential raw material for synthesizing amino-modified silicone oils, imparting superior softness, smoothness, and antistatic properties to textile fibers. Furthermore, its capacity to enhance interfacial adhesion makes it indispensable in the production of high-performance coatings, adhesives, and composite materials.

Key Specifications

ParameterSpecification
AppearanceColorless transparent liquid
Purity (Content)98% min
Density (25°C)0.9570 ± 0.0050 g/cm³
Refractive Index (25°C)1.4447 ± 0.0050
CAS Number3069-29-2

Industrial Applications

The multifunctional nature of this silane coupling agent enables its use in several critical sectors:

  • Textile Processing: When incorporated into silicone oil formulations, it significantly improves the orientation of silicone molecules on fiber surfaces. This results in fabrics with enhanced softness, improved drape, excellent washability, and effective antistatic and anti-wrinkle performance.
  • Coatings and Paints: Acts as an adhesion promoter between organic resin systems and inorganic fillers or substrates. It improves compatibility, reduces delamination, and enhances the durability of protective coatings.
  • Adhesives and Sealants: Functions as a cross-linking agent that strengthens the bond between polymers and minerals, ensuring long-term structural integrity in construction and industrial assembly.
  • Composite Materials: Used in fiberglass reinforcement and casting resins to optimize the interface between the resin matrix and glass fibers, leading to improved mechanical strength and moisture resistance.

Packaging and Storage

To maintain product integrity, this chemical is supplied in standard 195Kg drums or 950Kg IBC containers. It should be stored in the original unopened container at temperatures not exceeding 25°C. Under these conditions, the shelf life is six months from the date of production. Expired products may still be usable subject to passing rigorous quality testing. This material is classified as non-dangerous goods for transport, facilitating streamlined logistics for global manufacturers.