Antifoams - Defoamers Applications - Description Product # Caustic Towers, Glycol, and AN Prod. Blend of poly-glycols & esters GPRC-2710 Elastomers, Polymers Proprietary blends of silica in high purity oil GPRC-2720 Elastomers, Latex, PS, ABS Blend of oils, water & silica GPRC-2730 SBR, Latex Superior proprietary oil based silica control system GPRC-2735 SBR, PVA, Latex, Acrylic, Vinyl Silica in oil for foam control GPRC-2740 Elastomers, Latex High purity oil based silica control GPRC-2745 Elastomers, PVC, BD, PBD, ISP Proprietary blend of ester, silica in oil GPRC-2750 Monomer Applications Active silica in oil based foam control GPRC-2760 Monomers Hydrophobic silica in oil GPRC-2770