Product overview
3-Aminopropyltriethoxysilane is an amino-functional silane coupling agent used to improve bonding between inorganic surfaces and organic polymers. It is widely evaluated in coatings, adhesives, sealants, glass-fiber systems and mineral-filled composites.
Function & Usage
- Promote Adhesion & Silane Coupling
Promotes adhesion or interfacial coupling between selected substrates, fillers, resins or polymer systems. Typical uses: Adhesion promotion, Mineral-filled polymers, Coatings and sealants.
Specification
| Item | Specifications | COA Result |
|---|---|---|
| Appearance | Colorless to light yellow transparent liquid | Qualified |
| Assay (Gas Chromatography) | ≥98% | 99.23% |
| Chroma (Colorimetry) | ≤25(Pt-Co) | 15 |
| Specific Gravity (Densitometer method) | 0.940 - 0.960 g/cm3 (20 °C) | 0.945 |
| Refractive Index (nD) (Abbe Refractometer) | 1.418 -1.421 (25 °C) | 1.4197 |
| Water Dispersion (Water Dissolution) | Qualified | Qualified |
Product information
- Primary category:
- Paints, Coatings, Adhesives & Construction, Plastic & Rubber Additives, Textile & Leather Chemicals
- Subcategory:
- Silane Coupling Agents
- CAS No.:
- 919-30-2
- Form:
- Clear liquid
- Content / Grade:
- Industrial / coupling-agent grade; purity ≥98.0%
- Applications:
- Adhesion promotion, Mineral-filled polymers, Coatings and sealants, Surface treatment
- Hazard / Transport:
- Corrosive material that can cause severe skin burns and eye damage. Neat grades are commonly transported as UN 2735, Class 8; confirm the packing group and shipping name on the latest supplier SDS. Any UN number, hazard class or packing group applies only when confirmed for the quoted concentration and physical form in the current grade-specific SDS.
- Storage:
- Keep tightly closed in a cool, dry and well-ventilated place. Protect from moisture and keep away from acids, oxidizers, heat and ignition sources.