Highly selective hydrolysis kinetics enabling controlled crosslinking in moisture-cure systems.
Low volatility and reduced acetic acid emission compared to conventional diacetoxysilanes.
Excellent compatibility with silicone polymers, alkyds, and acrylic resins.
Enhanced shelf stability due to steric hindrance from tert-butoxy groups.
Non-corrosive to metals and sensitive substrates under ambient storage conditions.
Moisture-curing sealants for architectural glazing and façade joints.
Crosslinker in RTV-2 silicone elastomer formulations.
Adhesion promoter in hybrid polymer coatings for metal and concrete substrates.
Functional additive in UV/moisture dual-cure hybrid inks and adhesives.
Stabilized silane coupling agent in mineral-filled composites and sealant pastes.
| Chemical Type | Alkoxy-acetoxysilane (bis(tert-butoxy)diacetoxysilane) |
| Product Form | Liquid |
| Appearance | Clear, colorless to pale yellow liquid |
| Density (25°C) | 1.02–1.06 g/cm³ |
| Refractive Index (25°C) | 1.410–1.425 |
| Flash Point (PMCC) | ≥ 75°C |
| Storage Stability | ≥ 12 months at ≤ 30°C, sealed container, dry conditions |
| Primary Applications | Moisture-cure sealants, RTV silicones, hybrid coatings, adhesion promoters |
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