PHOTOLUMINESCENT PIGMENT, AND PHOTOLUMINESCENT PAINT COMPOSITION AND AUTOMOBILE OUTER PANEL COATING MATERIAL CONTAINING SAME
A bright pigment of the present invention is a bright pigment including flaky particles and a metal oxide layer covering each surface of the flaky particles. The metal oxide layer has a thickness variation coefficient (standard deviation of thickness of the metal oxide layer / average thickness of t...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A bright pigment of the present invention is a bright pigment including flaky particles and a metal oxide layer covering each surface of the flaky particles. The metal oxide layer has a thickness variation coefficient (standard deviation of thickness of the metal oxide layer / average thickness of the metal oxide layer) of 20% or less. The bright pigment preferably contains a sodium component, and the sodium component is Na 2 O. The content of Na 2 O in the flaky particles is 3% by mass or more and less than 9.5% by mass. The bright pigment preferably has a specific surface area of 5.0 m 2 /g or less. |
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