Dow Corning

Dow Corning is a registered trademark of The Dow Chemical Company or an affiliated company of Dow.
Following are the features of the product:
-Good lubricating and sealing ability
-Low volatility to hold deep vacuums
-Non melting
-Good thermal stability
-Excellent resistance to water, chemicals, high and low temperatures
-Insoluble in water, methanol, ethanol, acetone, glycol, and glycerine
-Unaffected by most vegetable and minerals oils, many organic compounds, and most common gases
-Resistant to most aqueous solutions of inorganic salts and to dilute acids and alkalies.