
3-Aminopropyltriethoxysilane Kh550
Chemical Name: | 3-Aminopropyltriethoxysilane |
Product Category: | Amino Silanes | Silane Coupling Agent |
Structural Formula: | ![]() |
CAS No.: | 919-30-2 |
EINECS: | 213-048-4 |
Molecular Formula: | C9H23NO3Si |
Molecular Weight: | 221.14500 |
3-Aminopropyltriethoxysilane (KH550) Description
KH550 Silane – 3-Aminopropyltriethoxysilane (CAS 919-30-2) is a versatile silane coupling agent and adhesion promoter. It enhances the bonding of mineral-filled thermoplastics and thermosetting resins, including phenolic, polyester, epoxy, PBT, polyamide, and more.
Applications:
- Used in plastic products (cables, glass fiber-reinforced plastics)
- Enhances adhesion in rubber, adhesives, coatings, and inks
- Improves pigment dispersion and magnetic material performance
- Applied in metallic casting resins and resin concrete
KH550 Silane improves mechanical properties, durability, and compatibility in various formulations.
Equivalent Product Name | KH550 Silane, Momentive A-1100, Dow Corning Z-6011, Wacker GENIOSIL GF93, Degussa AMEO, ShinEtsu KBM903, Chisso S330. |
Equivalent Chemical Name | 1-Propanamine, 3-(triethoxysilyl)-;3-Aminopropyltriethoxysilane; |
Physical Properties | A colorless clearly liquid with faint typical odor and soluble easily in solvent such as ethanol, acetone, benzene, toluene etc, insoluble in water, react with water or moisture easily and hydrolyze, flash point is 93℃, boiling point is 219℃, molecular weight is 196.4. |
Chemical Properties | Silane Coupling Agent RS-A202 colorless or pale-yellow clear liquid, soluble in ethyl alcohol, ethyl glycolate, benzene etc, easily turning into insoluble siloxane by hydrolysis. Boiling point 217℃, flash point 96℃. |
Appearance | Colorless to yellowish transparent liquid |
Refractive index(n25D) | 1.4135~1.4235 |
Purity | 98% |
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KH550 Silane (CAS 919-30-2 ): Guide
KH550 Silane (3-Aminopropyltriethoxysilane, CAS 919-30-2) is a powerful coupling agent for improving adhesion, durability, and performance.
Applications
- Resins: Boosts bonding in epoxy, polyester, phenolic, PBT, and polyamide.
- Composites: Enhances strength and filler compatibility.
Key Benefits
- Strengthens adhesion between resins and fillers.
- Improves thermal, moisture, and mechanical properties.