Purpose
Fumed silica is used as a thickening agent, anti-settling agent, or abrasive depending on the product characteristics, and strengthens and optimizes product properties and functions. OCI have started the first fumed silica production in Korea with the KONASIL brand, and have become one of the world’s top fumed silica makers. OCI focus on high value-added products such as hydrophobic fumed silica.

Semiconductor wafer planarization

Silicone sealant

Silicone rubber