Abstract
3-Aminopropyltriethoxysilane (CAS No. 919-30-2), silane coupling agent KH-550, 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
Momentive (formerly OSi Specialties ) Silquest A-1100  
Dow Corning Z-6011  
ShinEtsu KBE-903  
EVONIK Degussa Dynasylan AMEO  
Wacker GENIOSIL GF 93
Chisso Sila-Ace S330
UCT Specialties (formerly Petrarch) A0750

Properties
Density    0.946
Melting point    -70 C degree
Boiling point    217 C degree
Refractive index    1.420-1.422
Flash point    96 C degree
Water solubility    REACTS

Application
3-Aminopropyltriethoxysilane (CAS No. 919-30-2), silane coupling agent KH-550, 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.