US Patent 11773270 Effect pigments
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US Patent 11773270 Effect pigments
Article
Patent abstract
The present invention relates to effect pigments which are based on flake-form substrates having a circular form factor of 1.2-2 and are coated with at least one high-refractive-index layer, and to the use thereof, inter alia in paints, coatings, printing inks, plastics and in cosmetic formulations.
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Patent Number
Patent Inventor Names
Gerhard Pfaff
Klaus Ambrosius
Michael Roesler
Ralf Petry
Sabine Schoen
Stephanie Andes
Date of Patent
October 3, 2023
Patent Application Number
16921182
Date Filed
July 6, 2020
Patent Citations
Patent Primary Examiner
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