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Wacker Chemie AG
HDK® H21
Chemical Name:
Pyrogenic Silica
CAS Number:
112945-52-5
Functions:
Thickener, Thixotrope, Rheology Modifier
Chemical Family:
Silica
Compatible Polymers & Resins:
Epoxies (EP), Vinyl Esters, Polyurethanes (PU)
Synonyms:
Fumed Silica, Silica, Silicon Dioxide
HDK® H21 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H21 is used as a thickening and thixotropic agent in various applications such as composites, coatings, adhesives, and sealants, particularly in vinylester, epoxy, and polyurethane systems.
Wacker Chemie AG
HDK® H17
Chemical Name:
Pyrogenic Silica
CAS Number:
112945-52-5
Functions:
Thickener, Thixotrope, Rheology Modifier
Chemical Family:
Silica
Compatible Polymers & Resins:
Epoxies (EP), Vinyl Esters, Polyurethanes (PU)
Synonyms:
Fumed Silica, Silica, Silicon Dioxide
HDK® H17 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. It is a white colloidal powder of high purity. HDK® H17 is used as a thickening and thixotropic agent in composites, coatings, adhesives, and sealants, particularly in vinylester, epoxy, and polyurethane systems.