Abstract
3-Aminopropyltriethoxysilane (CAS No. 919-30-2), Silane coupling agent SCA-A10E, is a versatile amino functional coupling agents used over a broad range of applications to provide superior bonds between inorganic substrates and organic polymers. The primary amine function reacts with a wide array of thermoset, thermoplastic and elastomeric materials.
Identification
Name: 3-Aminopropyltriethoxysilane
Synonyms: 3-Triethoxysilylpropylamine
Molecular Formula: C9H23NO3Si
Molecular Weight: 221.37
CAS Registry Number: 919-30-2
EINECS: 213-048-4
Equivalents
Silquest A-1100
Z-6011
KBE-903
AMEO
GENIOSIL GF 93
Chisso Sila-Ace S330
UCT (formerly Petrarch) A0750
Properties
Density: 0.946
Melting point: -70º C
Boiling point: 217º C
Refractive index: 1.420-1.422
Flash point: 96º C
Water solubility: REACTS
Application
3-Aminopropyltriethoxysilane (CAS No. 919-30-2), Silane coupling agent SCA-A10E, is an important additive for many applications. Examples are:
Glass fiber/glass fabric composites: As a finish or size constituent
Mineral fiber insulating materials and abrasives: As an additive to phenolic resin binders
Foundry resins: As an additive to phenolic, furan and melamine resins
Sealants and adhesives: As a primer or additive and for chemical modification
Mineral-filled polymers (composites) or HFFR cables: For pretreatment of fillers and pigments
Paints and coatings: As an additive and primer for improving adhesion to the substrate.
As a primer for glass and metal.
| Typical Properties |
| Index |
Value |
| Appearance |
Colorless, transparent liquid |
| GC Purity, % |
≥ 98 |
| Specific Gravity (ρ25), g/cm3 |
1.045 |
| Boiling Point (760mmHg), ºC |
255 |
| Refractive Index() |
1.4295 |
| Flash Point, ºC |
108 |
| Free Chlorine, ppm |
≤ 30 |
| Solubility |
Soluble in water after hydrolysis, alcohol, acetone, and most aliphatic esters at normal application levels fewer than 5%. Hydrolysis releases methanol. |
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