1. Presented by Doreen Becker Technical Marketing Manager BASF Effect Pigments for Plastics Effect Pigments in Plastics
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4. Pigment structure Mica Mica TiO 2 or other metal oxides With optional absorption colorant layer Substrates Mica Borosilicate Al 2 O 3 SiO 2 Graphite Others? 50 nm TiO 2 50 nm TiO 2 500 nm Mica
5. Metal oxide coated mica pigment Metal oxide coated mica O O O O O M M M M >700 C O O O O O O H H H H H H M M M
6. Oxide thickness determines interference color TiO 2 TiO 2 Mica TiO 2 TiO 2
10. Mica versus metallic pigments Reflectance of a pearlescent and metallic flake pigment in a transparent resin Pearlescent pigment transparent platelets Metallic flake pigment opaque platelets