Typical Physical Properties of LS-AB31 N-Phenyl-gamma-aminopropyltrimethoxysilane
Silfluo Code: | LS-AB31 |
Chemical Name: Synonyms | N-phenyl-3-aminopropyltrimethoxysilane N-[3-(Trimethoxysilyl)propyl]aniline; 3-(Phenylamino)propyltrimethoxysilane |
CAS No.: EINECS No.: | 3068-76-6 221-328-2 |
Molecular Weight: | 255.39 |
Appearance: | Colorless to yellowish, transparent liquid |
Purity (by GC, %): | 95.0 min |
Density (ρ20°C, g/cm³) | 1.070 |
Refractive Index (n25/D) | 1.5060±0.0050 |
Boiling Point: | 310°C |
Flash Point: | 110 °C closed cup |
Features of LS-AB31 N-Phenyl-gamma-aminopropyltrimethoxysilane
1. Supreme thermal stability driven by the bulky phenyl functional group, allowing the silane and the modified composite matrix to withstand severe, prolonged high-temperature exposure without structural degradation.
2. Highly controlled secondary amine reactivity, interacting predictably with isocyanates, epoxies, and acrylates. This fundamentally extends the pot-life of formulations and prevents unwanted premature crosslinking.
3. Outstanding low-yellowing profile compared to standard primary aminosilanes, preserving the pristine aesthetic appearance and optical clarity of light-colored adhesives, sealants, and clear coatings.
4. Exceptional interfacial adhesion, forging highly moisture-resistant, durable covalent bonds between challenging inorganic substrates (glass, aluminum, steel) and demanding organic polymer matrices.
Applications of LS-AB31 N-Phenyl-gamma-aminopropyltrimethoxysilane
1. High-Temperature Composites & Laminates: Highly recommended as a premium coupling agent for glass fiber-reinforced phenolic, polyimide, and epoxy resin laminates, ensuring enduring mechanical strength and interfacial integrity under extreme thermal stress.
2. Advanced Foundry Resins & Sand Binders: Acts as a critical strengthening additive in phenolic, furan, and melamine foundry sand binders, significantly improving the flexural strength and dimensional stability of molds and cores during the extreme heat of metal casting.
3. Premium Polyurethane & Epoxy Adhesives: Serves as an advanced adhesion promoter in high-performance urethane (PU) and epoxy adhesives and sealants, providing profound, moisture-resistant bonding to difficult inorganic substrates while maintaining a strictly low-color profile.
4. Glass Fiber Sizing & Mineral Finishes: Deployed as a specialized sizing agent and surface modifier for glass fibers, fiberglass, and mineral wool, drastically optimizing their compatibility, wet-out, and dispersion within advanced thermosetting resins.
Packaging of LS-AB31 N-Phenyl-gamma-aminopropyltrimethoxysilane
In 25kg pail, 200kg drum and 1000kg IBC
Safety and Storage of LS-AB31 N-Phenyl-gamma-aminopropyltrimethoxysilane
Keep in a cool and dry place and avoid storage in direct sunlight. Shelf life is 24 months. It is shipped as hazardous substance.
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