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Cobalt Oxide Effect Pigments

IP.com Disclosure Number: IPCOM000009923D
Publication Date: 2002-Sep-27

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Abstract

Effect pigments consisting of platy substrates such as mica, borosilicate flakes or Al203 flakes, which have been encapsulated with magnetic forms of cobalt oxides and/or cobalt ferrites, can yield very unique three-dimensional effects when utilized in the presence of magnetic fields, electromagnetic and electrostatic radiation, and radio frequency signals.