Particles With Improved Colour Shielding
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United States of America
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Issued Date -
Mar 12, 2020
app pub date -
Aug 16, 2019
filing date -
Aug 16, 2019
priority date (Note) -
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Abstract
The present invention relates to particles comprising a core, in particular a magnetic core, and a first coating of a first shell material, wherein a second coating of a second shell material is applied to the surface of the first coating facing away from the core, the second shell material is different from the first shell material and has a higher refractive index than the first shell material.
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