A silicone defoamer , sometimes referred to as a silicone antifoam agent, is a unique chemical additive made mainly from silicone compounds—usually polydimethylsiloxane (PDMS, or silicone oil)—mixed w...

SILICONE DEFOAMER (ZEELCHEM DF) Silicone defoamers , often referred to as silicone antifoams, are primarily made from polydimethylsiloxane (which is silicone oil) mixed with hydrophobic silica. You’ll...