Description

3-Aminopropyldiisopropylethoxysilane is a specialized organosilicon compound featuring both an alkoxy group and a protected primary amine. This unique bifunctional structure makes it a highly effective coupling agent and surface modifier, bridging organic polymers and inorganic substrates. It is essential for manufacturers in the advanced materials, coatings, and electronics industries seeking to enhance adhesion, dispersion, and material compatibility.

Application

• Surface Modification Agent: Used to functionalize silica, glass, and metal oxide surfaces to improve adhesion and compatibility with organic resins.
• Coupling Agent in Composites: Enhances the interfacial bonding between inorganic fillers (e.g., glass fibers, minerals) and polymer matrices like epoxies, polyamides, and polyurethanes.
• Adhesion Promoter: A key ingredient in primers and coatings for metals, glass, and plastics to ensure durable bonding.
• Silicone Intermediate: Serves as a building block for synthesizing more complex silicone polymers and functional fluids.
• Nanomaterial Functionalization: Used to modify nanoparticles (e.g., silica, titania) for stable dispersion in various solvents and polymer systems.
• Waterproofing Agent: Imparts hydrophobic properties to surfaces and materials in construction and textile applications.

Basic Information

Product Name	3-Aminopropyldiisopropylethoxysilane
CAS No.	117559-36-1
Molecular Formula	C11H27NO2Si
Molecular Weight	233.43 g/mol
Synonyms	Diisopropyl(3-aminopropyl)ethoxysilane; 3-Aminopropyldiisopropylethoxysilane; Ethoxy(diisopropyl)(3-aminopropyl)silane; N-[3-(Diisopropylethoxysilyl)propyl]amine; (3-Aminopropyl)diisopropylethoxysilane; Amino-functional silane; Aminosilane coupling agent; A0700 (potential commercial code)
EINECS	Contact for details

Quality Control

Our 3-Aminopropyldiisopropylethoxysilane is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including assay, purity, and identity confirmation, to ensure it meets precise specifications and consistent performance. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your quality 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 material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.430 - 1.440
Density (g/mL, 20°C)	0.87 - 0.89

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