N-(2-Aminoethyl)-3-aminopropyltrimethoxysilane (CAS 1760-24-3): Technical Overview and Applications
Table of Contents
1. Key Specifications
| Parameter | Value |
|---|---|
| Chemical Formula | C8H22N2O3Si |
| Molecular Weight | 222.36 g/mol |
| Appearance | Colorless transparent liquid |
| Density (20°C) | 1.0200 ± 0.005 g/cm³ |
| Refractive Index (nD) | 1.4450 ± 0.005 |
| Boiling Point | 146°C at 15 mmHg |
2. Functional Properties
This bifunctional organosilane demonstrates:
- Dual amine reactivity for covalent bonding
- Hydrolytic stability in alkaline conditions
- Crosslinking capability with organic/inorganic matrices
- Moisture sensitivity requiring dry storage
3. Industrial Applications
Polymer Enhancement
- Thermosets: Improves epoxy/phenolic resin adhesion by 40%
- Thermoplastics: Increases polyamide impact strength by 25%
- Elastomers: Enhances silicone rubber tear resistance
Surface Modification
- Glass fiber treatments (15-20% load improvement)
- Mineral filler activation (silica, clay)
- Metal-polymer interface optimization
4. Synthesis Process
Two-stage production method:
- Methanolysis: 3-chloropropyltrichlorosilane → 3-chloropropyltrimethoxysilane
- Amination: Reaction with ethylenediamine (90% yield)
Process requires strict moisture control (<50 ppm H2O)
5. Case Studies
Automotive Composites
Client: Tier-1 brake pad manufacturer
Result: 30% reduction in delamination failures
Electronics Encapsulation
Client: Semiconductor packaging specialist
Result: Achieved IPC-4101E compliance for moisture resistance
Advanced Coatings
Client: Industrial coating formulator
Result: Extended salt spray resistance to 2,000+ hours
6. Contact Information
For technical specifications sheets or customized formulations:
Email: info@vivalr.com
Tel: (86) 15866781826
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