- Chemical Family:Silica
- Functions:Thickener, Viscosity Modifier, Rheology Modifier, Thixotrope
- End Uses:Wind Turbine Blades, Epoxy Coating, Sensors
- Compatible Polymers & Resins:Polyurethanes (PU), Epoxies (EP), Vinyl Esters
- Labeling Claims:Cruelty-Free, High Purity, Ulta Beauty's Conscious Beauty, Credo Clean Standard, Clean at Sephora
- INCI Name:Silica Dimethyl Silylate
- Synonyms:Fumed Silica, Silica, Silicon Dioxide
HDK® H18 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H18 is used as a thickening and thixotropic agent in composites, coatings, adhesives, and sealants, particularly in vinylester, epoxy, and polyurethane systems.