This article summarizes some of the work done at The Dow Chemical Co. to identify and develop suitable replacements for Exxate 600, 700, 800, 900, 1000, 1200 and 1300 in solventborne coatings.
By controlling the physical dimensions and surface microstructure, it is possible to create pigments that utilize the diffractive interference rather than thin film interference to create novel optical effects.
As the development time from concept color to finished product becomes shorter, the challenge to formulate, correct and evaluate gonioapparent pigments grows.
As margins in the automotive industry come under increased pressure, companies are looking to optimize processes and save money in every aspect of their manufacturing.