Silicon dioxide

Information on hazard classes or hazard categories can be found in the safety data sheet.

All About It

product category

evaporation materials

oxides

assay

≥99.99% (4N)

form

granular

composition

SiO₂

application(s)

optical and functional coatings

particle size

1-4 mm

Description

GENERAL INFORMATION
Silicon dioxide is the most common low refractive index material for multilayer coatings in combination with e.g., titanium oxide, hafnium oxide, tantalum pentoxide, or Substances H1, H2, or H4 Patinal®.

AREAS OF APPLICATION

Antireflection (AR) coatings for low temperature deposition on plastic substrates
Laser coatings, e.g., with hafnium oxide, scandium oxide or aluminium oxide for UV applications
Protective coating on Al-coatings

Documentation

Certificate of Analysis

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