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Ethyl polysilicate
Molecular formula: C2H5O-[-Si(OC2H5)2O2-]-xC2H5
Properties
It is colorless to light yellow liquid, with ester odor and without mechanical impurities
Technical index
Specification 28# 32# 40# 50#
Appearance colorless to light yellow liquid, without precipitation and mechanical impurities
SiO2,%(wt) 27.5—28.5 32.0—34.0 40.0—42.0 48.0—50.0
Viscosity(25°C), mm2/s 0.97 1-3 4-7 20-150
Free acid(%) ≤0.01 ≤0.04 ≤0.10 ≤0.10
Uses
modification of anticorrosive coating;crosslinking agent, adhesive, dehydrant, catalyst frame, to produce high pure superfine silicon dioxide
Storage period: 1 year
Packing
Sealed, kept in clean and dry plastic coated metal pail Net wt 190Kg/drum, 200Kg/drum .
Storage
Avoid insolation and rain
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