Development of a novel nontoxic vivid violet inorganic pigment – Mn3+-doped LaAlGe2O7

doi:10.1016/J.DYEPIG.2016.08.038

Paper

Development of a novel nontoxic vivid violet inorganic pigment – Mn3+-doped LaAlGe2O7

Published 2017 · Sun Woog Kim, Sun Woog Kim, Yuko Saito

Dyes and Pigments

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Abstract

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Study Snapshot

The novel nontoxic LaAl 0.90 Mn 0.10 Ge 2 O 7 violet pigment shows excellent potential as an environmentally friendly alternative to commercial violet pigments, with a more vivid color and greater optical absorption than commercial cobalt violet pigments.

PopulationOlder adults (50-71 years)

Sample size24

MethodsObservational

OutcomesBody Mass Index projections

ResultsSocial networks mitigate obesity in older groups.

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Paper

Development of a novel nontoxic vivid violet inorganic pigment – Mn3+-doped LaAlGe2O7

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References

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Stabilization of Mn(5+)O4 in various oxide hosts can lead to new turquoise-colored pigments, with Ba3(VO4)2 being the most effective host for this purpose.

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Bi2Ce2O7 is a novel, environmentally friendly inorganic pigment with potential as an alternative yellow or yellow-orange colorant for paint, plastics, ceramics, and building materials.

Intense turquoise colors of apatite-type compounds with Mn 5+ in tetrahedral coordination

The synthesized chlorapatite compounds show intense turquoise colors due to a combination of Mn5+ d-d transitions and cation-anion charge transfer from transition metals to oxygens, making them promising materials for "cool pigments" applications.

Monoclinic LaGa1−xMnxGe2O7: a new blue chromophore based on Mn3+ in the trigonal bipyramidal coordination with longer apical bond lengths

LaGa1xMnxGe2O7, a new blue inorganic oxide material, is developed by a solid state reaction method, with Mn3+ substitution changing its color from white to blue due to absorption in the energy region of 1.7-2.5 eV.

Intense turquoise and green colors in brownmillerite-type oxides based on Mn5+ in Ba2In(2-x)Mn(x)O(5+x).

Brownmillerite-type oxides based on Mn5+ in Ba2In(2-x)Mn(x)O(5+x) exhibit intense turquoise and green colors, with Mn(5+) occupying tetrahedral sites and forming cubic structures with disordered c

Citations

Low permittivity germanate LaAlGe2O7 ceramics: synthesis, sintering behavior, spectral characteristics and microwave dielectric properties

LaAlGe2O7 ceramics, prepared by a solid-state reaction method, show promising microwave dielectric properties and are a strong candidate for millimeter wave communication substrates.

Synthesis, structural, morphological and optical properties of environment friendly yellow inorganic pigment Bi4Zr3O12

Yellow Bi4Zr3O12 nanocrystals show promising optical properties and potential for use in optical devices and yellow pigment applications.

Synthesis of Cobalt-Substituted Manganese Phosphate Purple Pigments

Cobalt-substituted manganese phosphate purple pigments with lanthanum and cerium substitutions produce more reddish colors, improved acid and base resistance, and enhanced hiding power when heated for prolonged periods.

Study on the synthesis and properties of novel grass green oxides based on Ba4In2-Mn O

Novel grass green oxides based on Ba4In2-MnO have been successfully synthesized, with the color due to the presence of Mn4+ as a chromophore in square pyramidal coordination.

Colorants in coatings

This paper provides a compact overview of colorants and their use in coatings, focusing on individual colorants and their applications in paint technology and coating formulations.