HB-151 is a hydrophobic fumed silca.Thixotropy and reinforcement in RTV silicone sealants, the hydrophobic feature gives RTV silicone sealants a long shelf life. Rheology control in adhesives, anti settling anti sagging and thixotropy control. Acts as a free flow aid and anti caking aid for powders.

HL-200 is an hydrophilic fumed silica. For use as reinforcing filler for elastomers. Rheology control and thixotropic agent, anti settling and and thickening agent, free flow aid and anti-caking aid for powders.

HL-150 is and hydrophylic fumed silica.Re-inforcing filler for elastomers. Rheology control and thixotropic agent.Anti-sagging, anti-settling and thickening agent. Free flow aid and anti-caking aid for powders.

BENTONE 38 is a rheological additive is designed for low to intermediate polarity organic systems.