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Physicochemical Properties Of Vinyltrimethoxysilane
Feb 09, 2018

Silane coupling agent A-171; Vinyltrimethoxysilane Information A-171 series of organic silane coupling agent, there are foreign countries under the corresponding brand Y-4302, the chemical name is vinyltrimethoxysilane (vinyltrimethoxysilane), the formula CH2 = CHSi (OCH3) 3 , Molecular weight 148.24.


Appearance and Properties: Colorless transparent liquid with ester odor.


Melting point: (℃): No information available PH: 6-7


Relative density (water = 1): 0.960-0.980 Boiling point (° C): 123


Relative density (air = 1): 5.1 Saturated vapor pressure (kPa): 1.33 (13.3 ° C)


Heat of combustion (kj / mol): No data available Critical temperature (° C): No data available


Critical pressure (MPa): Not available. Octanol / water partition coefficient: Not available


Flash point: (° C): 28 Ignition temperature (° C): Not available


Lower explosion limit% V / V: 1.1% Upper explosion limit% V / V: Not available


Refractive index: 1.3920-1.3940


Solubility: Insoluble in water, miscible in alcohol, ether, benzene, can be hydrolyzed in acidic aqueous solution.


The main purpose: used as an intermediate silicone. Suitable for unsaturated polyester, acrylic resin, EPDM, silicone rubber and metal bonding is a good accelerator.

Stored in a cool, dry warehouse, fire, moisture.